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Pattern Recognition Receptors for Pathogen Detection

Pattern recognition receptors (PRRs) are germline-encoded sensors that detect conserved microbial structures and signals of cellular damage, converting recognition into innate defense and instruction of adaptive immunity. Their discovery replaced the idea of nonspecific innate immunity with a receptor-based system capable of distinguishing broad classes of pathogens. Toll-like receptors (TLRs), RIG-I-like receptors, NOD-like receptors, C-type lectin receptors, and cytosolic DNA sensors occupy the cell surface, endosomes, cytosol, or specialized signaling compartments. Research remains intense because PRRs determine whether infection triggers cytokines, interferons, phagocytosis, inflammasome activation, or regulated cell death. Their biological significance extends beyond pathogen control: the same sensing architecture shapes vaccination, tumor immunity, sterile inflammation, and autoimmune disease when self-derived ligands appear in the wrong compartment or persist after tissue damage[1][2][3][5].

Each PRR family couples ligand location to a distinct signaling module. Surface and endosomal TLRs recruit MyD88 or TRIF to activate NF-κB, mitogen-activated protein kinases, and interferon-regulatory factors. Cytosolic RIG-I and MDA5 detect viral RNA and signal through the mitochondrial adaptor MAVS, whereas cGAS detects double-stranded DNA and produces cyclic GMP-AMP to activate STING and type I interferon programs. NOD-like receptors can activate NF-κB or assemble inflammasomes; inflammasome sensors recruit ASC and caspase-1, enabling IL-1β and IL-18 maturation and gasdermin-D-dependent pyroptosis. C-type lectin receptors bind microbial glycans and coordinate phagocytic and inflammatory responses. Compartmentalization, ligand processing, receptor oligomerization, post-translational regulation, and negative-feedback proteins restrain these powerful pathways and help prevent responses to harmless or host material[1][2][3][4][5].

Drug discovery exploits PRRs in opposite directions. Agonists can serve as vaccine adjuvants, strengthen antiviral programs, or convert an immunologically cold tumor into an inflamed microenvironment; antagonists can reduce pathological signaling in autoinflammation, interferon-driven disease, or tissue injury. Inflammasome inhibition targets excessive IL-1-family signaling, while cGAS-STING and TLR modulators seek to control nucleic-acid sensing. The central therapeutic problem is context: a pathway that improves antigen presentation and pathogen clearance can also cause systemic cytokine toxicity, chronic inflammation, or immune exhaustion. Pathogens and tumors additionally suppress adaptors, alter ligand access, or exploit feedback circuits. Effective intervention therefore requires knowing the responding cell, the subcellular site of activation, the dose and duration of ligand exposure, and the downstream branch that produces benefit rather than assuming that global PRR activation or blockade will be uniformly useful[1][3][4][5].

Major gaps concern ligand identity, redundancy, and human translation. Many proposed danger signals activate preparations indirectly through contamination or membrane disruption, and several PRRs recognize overlapping nucleic-acid or stress signatures. Bulk cytokine measurements cannot reveal which sensor acted first or which cell supplied the ligand. Future work should combine purified ligands, structural validation, receptor-null controls, spatial imaging, single-cell profiling, and human organoid or challenge models. Biomarkers must distinguish productive local sensing from systemic inflammation and identify patients whose tumors or inflammatory diseases retain an intact downstream pathway. Selective delivery may prove as important as ligand potency, because targeting dendritic cells, macrophages, epithelial cells, or tumor cells can generate different outcomes from the same agonist. Mapping pathway activity over time should enable combinations that preserve antimicrobial defense while limiting chronic PRR-driven pathology[1][2][3][4][5].

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Cat. No. Product Name Information Application Publication
HY-17589 Chloroquine phosphate
Chloroquine phosphate is an antimalarial and anti-inflammatory agent widely used to treat malaria and rheumatoid arthritis. Chloroquine phosphate is an autophagy and toll-like receptors (TLRs) inhibitor. Chloroquine phosphate is highly effective in the control of SARS-CoV-2 (COVID-19) infection in vitro (EC50=1.13 μM).
1304
HY-17589A Chloroquine
Chloroquine is an antimalarial and anti-inflammatory agent widely used to treat malaria and rheumatoid arthritis. Chloroquine is an autophagy and toll-like receptors (TLRs) inhibitor. Chloroquine is highly effective in the control of SARS-CoV-2 (COVID-19) infection in vitro (EC50=1.13 μM).
1304
HY-16658B Z-VAD-FMK
Z-VAD-FMK is a pan-caspase inhibitor and also an ICE-like protease inhibitor, which inhibits apoptosis by preventing the processing of CPP32 to its active form. Z-VAD-FMK sensitivity varies primarily due to differential expression of receptor-interacting protein 1 (RIP1). Z-VAD-FMK limits the cryopreservation-induced apoptosis by reducing caspase-3 activity of in vitro produced bovine embryos. Z-VAD-FMK is immunosuppressive in vitro and inhibits T cell proliferation without blocking the processing of caspase-8 and caspase-3. Z-VAD-FMK leads to a decrease in intracellular glutathione (GSH) with a concomitant increase in reactive oxygen species (ROS) levels in activated T cells. Z-VAD-FMK is due to oxidative stress via the depletion of GSH. Z-VAD-FMK can be used for the study of acute pancreatitis.
819
HY-D1056 Lipopolysaccharides, from E. coli O55:B5
Lipopolysaccharides, from E. coli O55:B5 (LPS, from Escherichia coli (O55:B5)) are endotoxins and TLR4 activators extracted from Escherichia coli (E. coli O55:B5) and are classified as S (smooth) type LPS. Lipopolysaccharides, from E. coli O55:B5 possess the typical three-part structure: O-antigen, core oligosaccharide, and lipid A. Lipopolysaccharides, from E. coli O55:B5 activate TLR-4 in immune cells, exhibit high pyrogenicity, and demonstrate dose and serotype specificity. Lipopolysaccharides, from E. coli O55:B5 can be widely used to induce cellular inflammation and establish animal models related to inflammation.
It is recommended to prepare a solution with concentration ≥2 mg/mL. Vortex thoroughly for more than 10 minutes. Due to the adsorption characteristics of LPS, silanized container or low adsorption centrifuge tubes should be used for aliquoting and storage, and mix thoroughly before use.

Source: surface of Gram-negative bacteria

582
HY-11109 Resatorvid
Resatorvid (TAK-242) is a selective Toll-like receptor 4 (TLR4) inhibitor. Resatorvid inhibits NO, TNF-α and IL-6 production with IC50s of 1.8 nM, 1.9 nM and 1.3 nM, respectively. Resatorvid downregulates expression of TLR4 downstream signaling molecules MyD88 and TRIF. Resatorvid inhibits autophagy and plays pivotal role in various inflammatory diseases.
524
HY-12815A MCC950 sodium
MCC950 sodium (CP-456773 sodium; CRID3 sodium salt) is a potent, selective NLRP3 inhibitor with IC50s of 7.5 and 8.1 nM in BMDMs and HMDMs, respectively.
486
HY-12815 MCC950
MCC950 (CP-456773; CRID3) is a potent and selective NLRP3 inhibitor with IC50s of 7.5 and 8.1 nM in BMDMs and HMDMs, respectively.
486
HY-100381 Nigericin sodium salt
Nigericin sodium salt is an antibiotic derived from Streptomyces hygroscopicus that act as a K+/H+ ionophore, promoting K+/H+ exchange across mitochondrial membranes. Nigericin sodium salt is a NLRP3 activator. Nigericin sodium salt shows promising anti-cancer activities through decreasing intracellular pH (pHi), and inactivation of Wnt/β-catenin signals. Nigericin sodium salt induces pyroptosis through caspase 1/GSDMD in TNBC.

Source: Streptomyces hygroscopicus

249
HY-127019 Nigericin
Nigericin is an antibiotic derived from Streptomyces hygroscopicus that act as a K+/H+ ionophore, promoting K+/H+ exchange across mitochondrial membranes. Nigericin is a NLRP3 activator. Nigericin shows promising anti-cancer activities through decreasing intracellular pH (pHi), and inactivation of Wnt/β-catenin signals. Nigericin induces pyroptosis through caspase 1/GSDMD in TNBC.
249
HY-16658 Z-VAD(OMe)-FMK
Z-VAD(OMe)-FMK (Z-Val-Ala-Asp(OMe)-FMK) is a cell-permeable and irreversible pan-caspase inhibitor. Z-VAD(OMe)-FMK is an ubiquitin carboxy-terminal hydrolase L1 (UCHL1) inhibitor. Z-VAD(OMe)-FMK irreversibly modifies UCHL1 by targeting the active site of UCHL1.
Caspase  
Cancer  
207
HY-100941 CCCP
CCCP is an oxidative phosphorylation (OXPHOS) uncoupler. CCCP induces activation of PINK1 leading to Parkin Ser65 phosphorylation.
189
HY-112879 Mito-TEMPO
Mito-TEMPO is a mitochondria-targeted antioxidant. Mito-TEMPO induces mitophagy by activating the PINK1/Parkin pathway, inhibits NLRP3 inflammasome activation, restores mitochondrial membrane potential, and improves renal function and podocyte injury. Mito-TEMPO regulates Ca2+ homeostasis, inhibits Bnip3 overexpression, shortens action potential duration, and exerts antiarrhythmic effects. Mito-TEMPO reverses premature senescence, reduces trabecular bone loss, and decreases cell apoptosis. Mito-TEMPO can be used in studies of chronic kidney disease, age-related cardiac dysfunction, postmenopausal osteoporosis, and ischemic stroke.
179
HY-13205 Belnacasan
Belnacasan (VX-765) is an orally bioactive proagent of VRT-043198, which is a potent and selective inhibitor of IL-converting enzyme (ICE)/caspase-1 with Kis of 0.8 nM and less than 0.6 nM for caspase-1 and caspase-4, respectively. Belnacasan (VX-765) inhibits the release of LPS-induced IL-1β and IL-18 by human PBMCs with an IC50 of ~0.7 μM.
177
HY-B2176B ATP dimagnesium
ATP (Adenosine 5'-triphosphate) dimagnesium is a central component of energy storage and metabolism in vivo. ATP dimagnesium provides the metabolic energy to drive metabolic pumps and serves as a coenzyme in cells. ATP dimagnesium is an important endogenous signaling molecule in immunity and inflammation. ATP dimagnesium can activate the NLRP3 inflammasome and induce IL-1β and chemokines secretion. ATP dimagnesium has anti-bacterial infection effects and can protect mice against bacterial infection in mice.
173
HY-B2176A ATP disodium trihydrate
ATP (Adenosine 5'-triphosphate) disodium trihydrate is a central component of energy storage and metabolism in vivo. ATP disodium trihydrate provides the metabolic energy to drive metabolic pumps and serves as a coenzyme in cells. ATP disodium trihydrate is an important endogenous signaling molecule in immunity and inflammation. ATP disodium trihydrate can activate the NLRP3 inflammasome and induce IL-1β and chemokines secretion. ATP disodium trihydrate has anti-bacterial infection effects and can protect mice against bacterial infection in mice.
173
HY-B2176 ATP
ATP (Adenosine 5'-triphosphate) is a central component of energy storage and metabolism in vivo. ATP provides the metabolic energy to drive metabolic pumps and serves as a coenzyme in cells. ATP is an important endogenous signaling molecule in immunity and inflammation. ATP can activate the NLRP3 inflammasome and induce IL-1β and chemokines secretion. ATP has anti-bacterial infection effects and can protect mice against bacterial infection in mice.

Source: widespread

173
HY-W010735 ATP disodium salt hydrate
ATP (Adenosine 5'-triphosphate) disodium salt hydrate is a central component of energy storage and metabolism in vivo. ATP disodium salt hydrate provides the metabolic energy to drive metabolic pumps and serves as a coenzyme in cells. ATP disodium salt hydrate is an important endogenous signaling molecule in immunity and inflammation. ATP disodium salt hydrate can activate the NLRP3 inflammasome and induce IL-1β and chemokines secretion. ATP disodium salt hydrate has anti-bacterial infection effects and can protect mice against bacterial infection in mice.

Source: widespread

167
HY-B2176C ATP dipotassium
ATP (Adenosine 5'-triphosphate) dipotassium is a central component of energy storage and metabolism in vivo. ATP dipotassium provides the metabolic energy to drive metabolic pumps and serves as a coenzyme in cells. ATP dipotassium is an important endogenous signaling molecule in immunity and inflammation. ATP dipotassium can activate the NLRP3 inflammasome and induce IL-1β and chemokines secretion. ATP dipotassium has anti-bacterial infection effects and can protect mice against bacterial infection in mice.

Source: widespread

164
HY-B2176I ATP disodium salt, 100 mM Solution, PCR Grade
ATP (Adenosine 5'-triphosphate) disodium salt, 100 mM Solution, PCR Grade is a central component of energy storage and metabolism in vivo. ATP disodium salt, 100 mM Solution, PCR Grade provides the metabolic energy to drive metabolic pumps and serves as a coenzyme in cells. ATP disodium salt, 100 mM Solution, PCR Grade is an important endogenous signaling molecule in immunity and inflammation. ATP disodium salt, 100 mM Solution, PCR Grade can activate the NLRP3 inflammasome and induce IL-1β and chemokines secretion. ATP disodium salt, 100 mM Solution, PCR Grade has anti-bacterial infection effects and can protect mice against bacterial infection in mice.
164
HY-112693 H-151
H-151 is a potent, selective and covalent antagonist of STING that has noteworthy inhibitory activity both in cells and in vivo. H-151 reduces TBK1 phosphorylation and suppresses STING palmitoylation. H-151 can be used for the research of autoinflammatory disease.
158
HY-100573 Necrosulfonamide
Necrosulfonamide is a MLKL and Gasdermin D (GSDMD) inhibitor, capable of separately inhibiting necroptosis and pyroptosis of cells. Necrosulfonamide does not affect the activation of upstream signals, but specifically inhibits the downstream executor oligomerization step. Necrosulfonamide reduces the expression of the key kinases NLRP3 and caspase-1 involved in necroptosis and pyroptosis, activate the Nrf2 pathway and the downstream antioxidant enzymes, and also downregulates a variety of inflammatory factors. Necrosulfonamide plays significant roles in various diseases such as neurodegenerative diseases (such as Parkinson’s disease), tissue damage and ischemia-reperfusion injury, inflammatory bowel disease, osteoarthritis and fracture repair, and hair loss by regulating two important programmed necrosis pathways.
144
HY-12466 Z-DEVD-FMK
Z-DEVD-FMK is a specific and irreversible caspase-3 inhibitor with an IC50 of 18 μM.
138
HY-112906 C-176
C-176 is a selective and blood-brain barrier permeable STING inhibitor. C-176 covalently targets transmembrane cysteine residue 91 and thereby blocking activation-induced palmitoylation of STING.
125
HY-13740 Resiquimod
Resiquimod is a Toll-like receptor 7 and 8 (TLR7/TLR8) agonist that induces the upregulation of cytokines such as TNF-α, IL-6 and IFN-α.
116
HY-12305 Q-VD-OPh
Q-VD-OPh is an irreversible pan-caspase inhibitor with potent antiapoptotic properties; inhibits caspase 7 with an IC50 of 48 nM and 25-400 nM for other caspases including caspase 1, 3, 8, 9, 10, and 12. Q-VD-OPh can inhibits HIV infection. Q-VD-OPh is able to cross the blood-brain barrier.
113
HY-19696 Tauroursodeoxycholate
Tauroursodeoxycholate (Tauroursodeoxycholic acid) is an orally active endoplasmic reticulum (ER) stress inhibitor. Tauroursodeoxycholate significantly reduces expression of apoptosis molecules, such as caspase-3 and caspase-12. Tauroursodeoxycholate also inhibits ERK.
111
HY-W031727 Hydroxychloroquine
Hydroxychloroquine (HCQ) is a synthetic oral antimalarial drug that can be used in the study of malaria and autoimmune diseases such as systemic lupus erythematosus and rheumatoid arthritis. Hydroxychloroquine is a potent autophagic flux inhibitor with antiviral activity (such as SARS-CoV-2 virus) that inhibits Toll-like receptor 7/9 (TLR7/9) signaling.
91
HY-L014 NF-κB Signaling Compound Library
Nuclear factor-κB (NF-κB)/Rel proteins include NF-κB2 p52/p100, NF-κB1 p50/p105, c-Rel, RelA/p65, and RelB. These proteins function as dimeric transcription factors that regulate the expression of genes and influence a broad range of biological processes including innate and adaptive immunity, inflammation, stress responses, B-cell development, and lymphoid organogenesis. NF-κB plays a key role in regulating the immune response to infection. In addition, activation of the NF-κB pathway is involved in the pathogenesis of chronic inflammatory diseases, such as asthma, rheumatoid arthritis, and inflammatory bowel disease. Incorrect regulation of NF-κB has been linked to cancer, inflammatory and autoimmune diseases, septic shock, viral infection, and improper immune development. MCE owns a unique collection of 1,770 small molecule compounds that can be used in the research of NF-κB signaling pathway or high throughput screening (HTS) related drug discovery.
85
HY-L156 Autoimmune Disease Compound Library
Autoimmune disease is a pathological disease characterized by inflammatory disorders targeting autoantigens. The routine treatment of autoimmune diseases suppresses general immune function to regulate uncontrolled inflammation. The current targeted immunotherapy suppresses the main pro-inflammatory signaling pathways by blocking inflammatory cytokines, cell surface molecules, and intracellular kinases. As key participants in innate immunity, macrophages and dendritic cells (DCs) are crucial for Ag presentation and pro-inflammatory cytokine production, such as TNF and IL-1 β、 IL-6, IL-23, B cell activating factor (BAFF), and the proliferation-inducing ligand (APRIL, also known as TNFSF13A). MCE designs a unique collection of 1,021 autoimmune disease-related compounds, covering multiple targets and subtypes, such as TNF Receptor, IFNAR, JAK, Btk, TLR, IL-6, IL-17, IL-23, etc. It is a useful tool for screening autoimmune disease drugs.
83
HY-L161 Cytokine Inhibitors Library
Cytokines are a kind of low molecular soluble proteins synthesized and secreted by immunogen, mitogen or other factors. They have functions of regulating innate and adaptive immune responses, promoting hematopoiesis, stimulating cell activation, proliferation and differentiation. The process of releasing a large number of cytokines is also called “Cytokine storm”, which can cause damage to many tissues and organs in the body. Cytokine is involved in the pathogenesis of many human diseases, including cancer, diabetes, chronic inflammatory diseases and so on. Cytokine inhibitors are a class of essential compounds that act by directly inhibiting the synthesis and release of cytokine or blocking the binding of cytokine to their receptors. Cytokine inhibitors are important compounds for the study of tumor and autoimmune diseases. MCE designs a unique collection of 1,401 cytokine inhibitors, mainly targeting the receptor interleukin (IL), colony-stimulating factor (CSF), interferon (IFN), tumor necrosis factor (TNF), growth factor (GF) and chemokine, which is an effective tool for development and research of anti-cancer, anti-chronic inflammatory diseases and anti-autoimmune diseases compounds.
83
HY-L172 Immunopotentiator Compound Library
Immunity refers to the ability of the body to resist the invasion of pathogenic microorganisms and resist a variety of diseases. Immunocompromised will inevitably lead to a series of diseases. Immunopotentiator are a class of compounds that enhance immune function and induce immune response. Immunopotentiator can activate the proliferation and differentiation of one or more kinds of immune active cells in the body, promote the secretion of lymphocytes, and then enhance the immune function of the body. Immunopotentiator are mainly used in the treatment of tumors, infectious diseases and immunodeficiency diseases. In addition, immunopotentiator are often used as adjuvants in combination with vaccine antigens to enhance the immunogenicity of vaccines. MCE designs a unique collection of 149 compounds with definite or potential Immunopotentiating effect, mainly targeting the NOD-like Receptor (NLR), Toll-like Receptor (TLR), NF-κB, etc. It is an effective tool for development and research of anti-cancer, anti-infectious diseases and anti-immunodeficiency diseases compounds.
83
HY-L174 Macrophage Related Compound Library
Macrophages are effector cells of the innate immune system, engulfing bacteria and secreting pro-inflammatory and antibacterial mediators. They are an important component of the first line defense against pathogens and tumor cells. In addition, macrophages play an important role in eliminating damaged cells through programmed cell death. Like all immune cells, macrophages originate from pluripotent hematopoietic stem cells in the bone marrow. Macrophages play key functions in many physiological processes beyond homeostasis and innate immunity, including metabolic function, cell debris clearance, tissue repair, and remodeling. In order to fulfill their different functional roles, macrophages can polarize into a series of phenotypes, including classic (pro inflammatory, M1) and alternative (anti-inflammatory, healing promoting, M2) activation states, as well as a wide range of regulatory phenotypes and subtypes. Macrophages exist in all vertebrate tissues and have a dual function in host protection and tissue damage, maintaining a good balance. MCE designs a unique collection of 275 macrophage related compounds. It is a good tool to be used for research on Inflammation, cancer and other diseases.
83
HY-L175 Inflammasomes related Compound Library
Inflammasomes are classic pattern recognition receptors for natural immune responses. Inflammasomes are polymeric protein complexes that regulate inflammatory responses and pyrolytic cell death, thereby exerting the host's defense against microorganisms. Inflammasomes sensors are associated with adapter proteins, activating inflammatory caspase-1, releasing inflammatory cytokines and inducing cell death, endowing the host with defense against pathogens. NLRP1, NLRP3, NLRC4, AIM2, and pyrin are considered typical inflammasomes because they convert cysteine asparaginase-1 into catalytically active capsaicin-1. In addition to infectious diseases, the importance of inflammasomes is also related to various clinical diseases, such as autoimmune diseases, neurodegeneration and metabolic disorders, and the development of cancer. Therefore, it is necessary to strictly regulate the activation and function of inflammasomes to avoid accidental host tissue damage while inducing pathogens to kill the inflammatory response. MCE designs a unique collection of 176 inflammasomes related compounds. It is a good tool to be used for research on Inflammation, cancer and other diseases.
83
HY-L219 Antimicrobial Peptides Library
Antimicrobial Peptides (AMPs), also known as antimicrobial peptides or antibiotic peptides, are a class of polypeptides encoded by specific genes in various biological cells and induced by external stimuli. They exhibit broad-spectrum bioactivity against bacteria, fungi, viruses, protozoa, and even tumor cells. AMPs serve as crucial effector molecules in the host's innate immune system.Due to their wide antimicrobial spectrum, low toxicity to normal cells of higher animals, high safety profile, low tendency to induce resistance, and additional benefits such as immune enhancement and antioxidant effects, antimicrobial peptides hold significant promise in new drug development. MCE offers 57 types of antimicrobial peptides, which can be applied in high-throughput screening for research in anti-infection therapies, immunotherapy, anticancer drug development, and agricultural disease control.
83
HY-L237 Pattern Recognition Receptors Library
Pattern Recognition Receptors (PRRs) are a crucial class of protein molecules expressed in cells of the innate immune system. The core function of Pattern Recognition Receptors is to recognize Pathogen-Associated Molecular Patterns (PAMPs) and Damage-Associated Molecular Patterns (DAMPs). Upon recognizing and binding to PAMPs or DAMPs, PRRs rapidly initiate intracellular signaling pathways (such as the NF-κB, IRF, and inflammasome pathways). This triggers the production of inflammatory factors, chemokines, and type I interferons, thereby initiating inflammatory responses to eliminate pathogens or repair damage. PRRs represent the body's first line of defense against infection, and the rapidity and broad specificity of their response are crucial for host survival. However, aberrant activation of PRR signaling is also a cause of many chronic inflammatory diseases, autoimmune disorders, and neurodegenerative diseases. Therefore, precisely regulating PRR activity has become a key therapeutic strategy for these conditions. MCE has cataloged 337 inhibitors targeting key PRRs, such as NLRs, TLRs, C-type Lectin Receptors (CLRs), and cGAS, to support drug discovery efforts for chronic inflammatory diseases.
83
HY-10964 Vadimezan
Vadimezan (DMXAA), the tumor vascular disrupting agent (tumor-VDA), is a murine agonist of the stimulator of interferon genes (STING) and also a potent inducer of type I IFNs and other cytokines. Vadimezan is unable to activate human STING. Vadimezan has anti-influenza virus H1N1-PR8 activities.
77
HY-13755 Sulforaphane
Sulforaphane is an orally active inducer of the Keap1/Nrf2/ARE pathway. Sulforaphane promotes the transcription of tumor-suppressing proteins and effectively inhibits the activity of HDACs. Through the activation of the Keap1/Nrf2/ARE pathway and further induction of HO-1 expression, Sulforaphane protects the heart. Sulforaphane suppresses high glucose-induced pancreatic cancer through AMPK-dependent signal transmission. Sulforaphane exhibits both anticancer and anti-inflammatory properties.
77
HY-16569 Colchicine
Colchicine, an orally active alkaloid, is a potent tubulin inhibitor and a microtubule disrupting agent. Colchicine inhibits microtubule polymerization with an IC50 of 3 nM. Colchicine is also a competitive antagonist of the α3 glycine receptors (GlyRs). Colchicine prevents non-steroidal anti-inflammatory drug (NSAID)-induced small intestinal injury by inhibiting activation of the NLRP3 inflammasome. Colchicine has extensive anti-inflammatory, immunosuppressive and strong anti-fibrosis effects and has the potential for gouty arthritis research.
73
HY-135748 Polyinosinic-polycytidylic acid sodium
Polyinosinic-polycytidylic acid (Poly(I:C)) sodium is a synthetic analog of double-stranded RNA and an agonist of toll-like receptor 3 (TLR3) and retinoic acid inducible gene I (RIG-I)-like receptors (RIG-I and MDA5). Polyinosinic-polycytidylic acid sodium can be used as a vaccine adjuvant to enhance innate and adaptive immune responses, and to alter the tumor microenvironment. Polyinosinic-polycytidylic acid sodium can directly trigger cancer cells to undergo apoptosis.
71
HY-107202 Polyinosinic-polycytidylic acid
Polyinosinic-polycytidylic acid (Poly(I:C)) is a synthetic analog of double-stranded RNA and an agonist of toll-like receptor 3 (TLR3) and retinoic acid inducible gene I (RIG-I)-like receptors (RIG-I and MDA5). Polyinosinic-polycytidylic acid can be used as a vaccine adjuvant to enhance innate and adaptive immune responses, and to alter the tumor microenvironment. Polyinosinic-polycytidylic acid can directly trigger cancer cells to undergo apoptosis.
70
HY-135748A Poly (I:C):Kanamycin (1:1) sodium
Poly (I:C):Kanamycin (1:1) sodium is an isometric complex of Poly (I:C) (HY-135748) and Kanamycin (HY-16566). Poly(I:C) sodium, a synthetic analog of double-stranded RNA, is a TLR3 and retinoic acid-inducible gene I receptor (RIG-I and MDA5) agonist. Poly(I:C) sodium can be used as a vaccine adjuvant to enhance innate and adaptive immune responses and induce apoptosis in cancer cells. Kanamycin is an orally active antibacterial agent (Gram-negative/positive bacteria) that inhibits translocation and causes miscoding by binding to the 70S ribosomal subunit. Kanamycin shows good inhibitory activity against Mycobacterium tuberculosis (susceptible and drug-resistant) and Klebsiella pneumoniae, and can be used in the research of tuberculosis and pneumonia.
64
HY-B0180 Imiquimod
Imiquimod (R 837), an immune response modifier, is a selective toll like receptor 7 (TLR7) agonist. Imiquimod exhibits antiviral and antitumor effects in vivo. Imiquimod can be used for the research of external genital, perianal warts, cancer and COVID-19.
60
HY-112921A diABZI STING agonist-1
diABZI STING agonist-1 is a tautomerism of diABZI STING agonist-1 tautomerism (HY-112921). diABZI STING agonist-1 is a selective stimulator of interferon genes (STING) receptor agonist, with EC50s of 130, 186 nM for human and mouse, respectively.
51
HY-B1081A Oxidopamine hydrobromide
Oxidopamine (6-OHDA) hydrobromide is an antagonist of the neurotransmitter dopamine. Oxidopamine hydrobromide is a widely used neurotoxin and selectively destroys dopaminergic neurons. Oxidopamine hydrobromide promotes COX-2 activation, leading to PGE2 synthesis and pro-inflammatory cytokine IL-1β secretion. Oxidopamine hydrobromide can be used for the research of Parkinson’s disease (PD), attention-deficit hyperactivity disorder (ADHD), and Lesch-Nyhan syndrome.
49
HY-100564A 2',3'-cGAMP sodium
2',3'-cGAMP sodium (2'-3'-cyclic GMP-AMP sodium) is a endogenous cGAMP in mammalian cells. 2',3'-cGAMP sodium binds to STING with a high affinity and is a potent inducer of interferon-β (IFNβ). 2',3'-cGAMP sodium is produced in mammalian cells in response to DNA in the cytoplasm.
42
HY-100564 2',3'-cGAMP
2',3'-cGAMP (2'-3'-cyclic GMP-AMP) is a endogenous cGAMP in mammalian cells. 2',3'-cGAMP binds to STING with a high affinity and is a potent inducer of interferon-β (IFNβ). 2',3'-cGAMP is produced in mammalian cells in response to DNA in the cytoplasm.
42
HY-12497 ANA-12
ANA-12 is a brain-penetrant, selective TrkB antagonist with IC50 values of 45.6 nM and 41.1 μM, and Kd values of 10 nM and 12 μM, for high- and low-affinity sites, respectively. ANA-12 specifically inhibits BDNF-induced TrkB receptor activation and its downstream signaling cascades by directly and non-competitively binding to the TrkB receptor, without affecting the functions of TrkA and TrkC. ANA-12 is used in research concerning neuropsychiatric disorders (such as depression and anxiety), acute and chronic pain, neuroimmune inflammation, and the mechanisms of learning and memory.
39
HY-14654 Aspirin
Aspirin (Acetylsalicylic acid) is an orally active, potent and irreversible inhibitor of cyclooxygenase COX-1 and COX-2, with IC50 values of 5 and 210 μg/mL, respectively. Aspirin induces apoptosis. Aspirin inhibits the activation of NF-κB. Aspirin also inhibits platelet prostaglandin synthetase, and can prevent coronary artery and cerebrovascular thrombosis.
38
HY-136927 MSA-2
MSA-2, a potent and orally available non-nucleotide STING agonist, is bound to STING as a noncovalent dimer with nanomolar affinity. MSA-2 shows EC50s of 8.3 and 24 μM for human STING isoforms WT and HAQ, respectively. MSA-2 stimulates interferon-β secretion in tumors, induces tumor regression with durable antitumor immunity, and synergizes with anti-PD-1 in syngeneic mouse tumor models.
35
HY-113134 25-Hydroxycholesterol
25-Hydroxycholesterol (25-OHC) is a metabolite of cholesterol that is produced and secreted by macrophages in response to Toll-like receptor (TLR) activation. 25-hydroxycholesterol is a potent (EC50≈65 nM) and selective suppressor of IgA production by B cells.
31
HY-110385A cGAMP diammonium
cGAMP (Cyclic GMP-AMP) diammonium functions as an endogenous second messenger in metazoans and triggers interferon production in response to cytosolic DNA. cGAMP diammonium activates stimulator of interferon genes (STING), which activates a signaling cascade leading to the production of type I interferons and other immune mediators.
27
HY-110385 cGAMP disodium
cGAMP (Cyclic GMP-AMP) disodium functions as an endogenous second messenger in metazoans and triggers interferon production in response to cytosolic DNA. cGAMP diammonium activates stimulator of interferon genes (STING), which activates a signaling cascade leading to the production of type I interferons and other immune mediators.
27
HY-13902 Berzosertib
Berzosertib (VE-822) is an orally active, CNS-penetrant, and selective ATR kinase inhibitor. Berzosertib blocks ATR kinase activity, abrogates G2/M cell cycle checkpoint, impairs DNA damage repair. Berzosertib induces apoptosis, inhibnits conlony migration, inhibits cell proliferation, and activates cGAS-STING axes in cancer cells. Berzosertib can be used for the research of cancers, such as head and neck squamous cell carcinoma, and colorectal cancer.
26
HY-12212 Omaveloxolone
Omaveloxolone (RTA 408) is an antioxidant inflammation modulator (AIM), which activates Nrf2 and suppresses nitric oxide (NO). Omaveloxolone attenuates osteoclastogenesis by inhibiting STING dependent NF-κb signaling.
26
HY-P1180 Pam3CSK4
Pam3CSK4 is a toll-like receptor 1/2 (TLR1/2) agonist with an EC50 of 0.47 ng/mL for human TLR1/2.
22
HY-P1180A Pam3CSK4 TFA
Pam3CSK4 TFA is a toll-like receptor 1/2 (TLR1/2) agonist with an EC50 of 0.47 ng/mL for human TLR1/2.
22
HY-153808 Complete Freund's adjuvant (CFA)
Complete Freund's adjuvant (CFA) is an immunoadjuvant emulsified with antigen by its discoverer Jules T. Freund to enhance an animal's immune response to an antigen. Complete Freund's adjuvant (CFA) is also an inducer of the Th1 immune response and a ligand of TLRs. Complete Freund's adjuvant (CFA) contains heat-killed inactive tuberculosis bacilli and consists of a paraffin oil-in-water emulsion. Complete Freund's adjuvant (CFA) stimulates a strong and durable immune response and can be used to induce persistent inflammatory pain models in mice, experimental autoimmune myocarditis (EAM) models, and more. Incomplete Freund's adjuvant (IFA) (HY-153808A) is another type of Freund's Adjuvant that stimulates a weaker immune response.
22
HY-N0373 Licochalcone B
Licochalcone B is an extract from the root of Glycyrrhiza uralensis. Licochalcone B inhibits amyloid β (42) self-aggregation (IC50=2.16 μM) and disaggregate pre-formed Aβ42 fibrils, reduce metal-induced Aβ42 aggregation through chelating metal ionsLicochalcone B inhibits phosphorylation of NF-κB p65 in LPS signaling pathway. Licochalcone B inhibits growth and induces apoptosis of NSCLC cells. Licochalcone B specifically inhibits the NLRP3 inflammasome by disrupting NEK7‐NLRP3 interaction.
12
HY-P7022 IFN-alpha 2a/IFNA2 Protein, Human (R46K)
IFN-alpha 2 (IFNA2), belongs to type I interferon family, is a protein secreted by cells infected by a virus and acting on other cells to inhibit viral infection. IFN-alpha 2 increases the frequencies of cytotoxic CD8+ T cells and induces CD4+ T cell depletion. IFN-alpha 2a/IFNA2 Protein, Human (C24-E188, R46K) contains 165 a.a., is produced in E. coli with tag free.

Species: Human; Source: E. coli

10
HY-P3211 Nangibotide
Nangibotide (LR12) is a synthetic peptide and TREM-1 receptor inhibitor. Nangibotide inhibits NF-κB and NLRP3 inflammasome activation and reduces the release of pro-inflammatory factors (such as IL-1β, IL-8). Nangibotide inhibits Apoptosis. Nangibotide reduces excessive inflammatory responses and protects tissues (liver, lung) from damage. Nangibotide can be used in the researches for myocardial ischemia-reperfusion injury, septic shock, acute lung injury, osteoarthritis, and acute liver failure.
8
HY-P3211A Nangibotide TFA
Nangibotide TFA (LR12 TFA) is a synthetic peptide and TREM-1 receptor inhibitor. Nangibotide TFA inhibits NF-κB and NLRP3 inflammasome activation and reduces the release of pro-inflammatory factors (such as IL-1β, IL-8). Nangibotide TFA inhibits Apoptosis. Nangibotide TFA reduces excessive inflammatory responses and protects tissues (liver, lung) from damage. Nangibotide TFA can be used in the researches for myocardial ischemia-reperfusion injury, septic shock, acute lung injury, osteoarthritis, and acute liver failure.
8
HY-101092 QS-21-Api
QS-21-Api, an immunostimulatory saponin, could be used as a potent vaccine adjuvant. QS-21-Api stimulates Th2 humoral and Th1 cell-mediated immune responses through action on antigen presenting cells (APCs) and T cells. QS-21-Api can activate the NLRP3 inflammasome with subsequent release of caspase-1 dependent cytokines, IL-1β and IL-18.
8
HY-107202A Poly (I:C):Kanamycin (1:1)
Poly(I:C):Kanamycin (1:1) is a mixture of Poly(I:C) (HY-107202) and Kanamycin (HY-16566). Poly(I:C) is a synthetic analog of double-stranded RNA and an agonist of toll-like receptor 3 (TLR3) and retinoic acid inducible gene I (RIG-I)-like receptors (RIG-I and MDA5). Poly(I:C) can be used as a vaccine adjuvant to enhance innate and adaptive immune responses, and to alter the tumor microenvironment. Poly(I:C) can directly trigger cancer cells to undergo apoptosis. Kanamycin stabilizes Poly(I:C).
8
HY-P1934 Cyclo(Phe-Pro)
Cyclo(Phe-Pro) (Cyclo(phenylalanylprolyl)) is a quorum-sensing molecule of Vibrio vulnificus that specifically interacts with RIG-I, inhibiting RIG-I polyubiquitination, suppressing IRF-3 activation, and reducing type I interferon production. Cyclo(Phe-Pro) enhances susceptibility to HCV and influenza virus and also alleviates plant aluminum toxicity stress. The mechanism of Cyclo(Phe-Pro) involves the regulation of host immune signaling pathways, bacterial virulence gene expression, and plant antioxidant systems, making it a promising candidate for research in viral infections, bacterial virulence regulation, and agricultural stress resistance.
7
HY-B1521 Aluminum Hydroxide
Aluminum Hydroxide is an orally active main form of aluminum used as adjuvant. Aluminum hydroxide-based adjuvant researches include the repository effect, pro-phagocytic effect, and activation of the pro-inflammatory NLRP3 pathway. Aluminum Hydroxide also acts as adjuvant to compensate low inherent immunogenicity of subunit vaccines.
7
HY-P2036 FSL-1
FSL-1, a bacterial-derived toll-like receptor 2/6 (TLR2/6) agonist, enhances resistance to experimental HSV-2 infection.
5
HY-P2036A FSL-1 TFA
FSL-1 TFA, a bacterial-derived toll-like receptor 2/6 (TLR2/6) agonist, enhances resistance to experimental HSV-2 infection. FSL-1 TFA induces MMP-9 production through TLR2 and NF-κB/AP-1 signaling pathways in monocytic THP-1 cells.
5
HY-N6712 Thiolutin
Thiolutin (Acetopyrrothin) is a sulfur-containing antibiotic, which is a potent inhibitor of bacterial and yeast RNA polymerases. Thiolutin can be produced by Streptomyces. Thiolutin inhibits AMSH (IC50 = 4 μM) and Rpn11 (IC50 = 0.53 μM). Thiolutin is a dual inhibitor of BRCC36 and the NLRP3 inflammasome, exhibiting anti-inflammatory effects. Thiolutin effectively suppresses the interaction between BRCC36 and HMGCR, leading to the inhibition of HCC growth. Thiolutin attenuates pyroptosis and NLRP3 inflammasome activation. Thiolutin markedly alleviates renal injury and inflammatory process in IgAN. Thiolutin is an anti-angiogenic compound which can ease Doxorubicin-induced cardiotoxicity (DOXIC).

Source: Streptomyces

4
HY-D0014 Brilliant blue G-250
Brilliant Blue G-250 is a dye commonly used for the visualization of proteins separated by SDS-PAGE, offering a simple staining procedure and high quantitation. In the Bradford protein assay, protein concentrations are determined by the absorbance at 595 nm due to the binding of Brilliant Blue G-250 to proteins. Brilliant Blue G-250 is a safe highly selective P2×7R antagonist with promising consequent inactivation of NLRP3 inflammasome.
4
HY-N0633 Muscone
Muscone is the main active monomer of traditional Chinese medicine musk. Muscone inhibits NF-κB and NLRP3 inflammasome activation. Muscone remarkably decreases the levels of inflammatory cytokines (IL-1β, TNF-α and IL-6), and ultimately improves cardiac function and survival rate.

Source: musk

4
HY-B2123 Lactose
Lactose is a β-galactoside consisting of galactose and glucose residues, the main carbohydrate in mammalian breast milk. Lactose, a macronutrient and an inducer of host innate immune responses, possesses immune modulatory functions.
4
HY-P99168 Anifrolumab
Anifrolumab is a type I interferon (IFN) receptor antagonist, a human monoclonal antibody. Anifrolumab blocks the activity of type I interferon. Anifrolumab can be used in systemic lupus erythematosus (SLE) research.

Species: Human

4
HY-142980 DOPG
DOPG (Dioleoylphosphatidylglycerol) is a negatively charged phosphatidylglycerol phospholipid. DOPG is abundant in prokaryotic cell membranes and mitochondria, and has a low phase transition temperature and a tendency to form stable vesicles. DOPG inhibits the production of inflammatory mediators in macrophages in response to heat shock protein B4 (HSPB4)-activated toll-like receptor 2 (TLR2). DOPG is applicable to studies of membrane biology, drug-membrane interactions (especially in systems targeting negatively charged membranes), construction of drug delivery carriers, as well as research on sterile corneal inflammation and wound healing promotion.
3
HY-32350 Ercalcitriol
Ercalcitriol (1α,25-Dihydroxy Vitamin D2) is a vitamin D receptor (VDR) agonist with high binding affinity. After binding to VDR, Ercalcitriol forms a complex with retinoid X receptor (RXR) to regulate target gene transcription. For example, Ercalcitriol induces human gingival/oral epithelial cells to produce human cat antimicrobial peptide (hCAP-18/LL-37), which has antimicrobial activity against periodontal pathogens such as Porphyromonas gingivalis. Ercalcitriol enhances the innate immune defense of the oral mucosa by promoting the expression of antimicrobial peptides, and is mainly used in the study of periodontal diseases and immune-related oral diseases.
3
HY-B0892 Benzyl alcohol
Benzyl alcohol is an aromatic alcohol, a colorless liquid with a mild aromatic odor. Benzyl alcohol is an inhibitor of P450 enzyme. Benzyl alcohol mediated Toll-Like Receptor 4 to reduce the inflammatory response of liver injury in mice.

Source: the white-rot fungi

3
HY-W015346 Desaminotyrosine
Desaminotyrosine is a microbially associated metabolite protecting from influenza through augmentation of type I interferon signaling.

Source: Saccharomyces cerevisiae

3
HY-P3434 Ac-FEID-CMK
Ac-FEID-CMK is a potent zebrafish-specific GSDMEb-derived peptide inhibitor. Ac-FEID-CMK can attenuate the mortality and kidney injury during septic shock. Ac-FEID-CMK inhibits pyroptosis and attenuates septic AKI (acute kidney injury) in vivo. Ac-FEID-CMK can suppress the caspy2-mediated noncanonical inflammasome pathway.
2
HY-P3434A Ac-FEID-CMK TFA
Ac-FEID-CMK TFA is a potent zebrafish-specific GSDMEb-derived peptide inhibitor. Ac-FEID-CMK TFA can attenuate the mortality and kidney injury during septic shock. Ac-FEID-CMK TFA inhibits pyroptosis and attenuates septic AKI (acute kidney injury) in vivo. Ac-FEID-CMK TFA can suppress the caspy2-mediated noncanonical inflammasome pathway.
2
HY-19961 KIN1408
KIN1408 is an agonist of the RIG-1-like receptor (RLR) pathway and exhibits a broad-spectrum antiviral activity. KIN1408 exhibits activity against HCV, influenza A, dengue virus 2, Ebola, Nipah, and Lassa viruses.
2
HY-125859 Peroxidase, Horseradish
Peroxidase, Horseradish actively involves in oxidizing reactive oxygen species, innate immunity, hormone biosynthesis and pathogenesis of several diseases.
2
HY-P7024 IFN-beta Protein, Human (HEK293)
IFN-beta Protein, Human (HEK293) is a cytokine with immunomodulatory properties.IFN-beta Protein, Human (HEK293) can be used for the study of severe COVID-19 (coronavirus disease), it reduce viral load and improve lung pathology in a marmoset model.

Species: Human; Source: HEK293

2
HY-P1181 Pam2CSK4
Pam2CSK4 is a TLR2 agonist. Pam2CSK4 induces the expression of iNOS and NO in macrophage cell lines via TBK1 and MyD88 molecules. Pam2CSK4 activates the NF-κB and Bruton's tyrosine kinase signaling pathways in platelets, and promotes platelet-endothelial cell interactions. TLR2 activation triggered by Pam2CSK4 expands myeloid-derived suppressor cells (MDSCs) and suppresses anti-tumor immune responses in the tumor microenvironment. Pam2CSK4 acts as a Th2-polarizing adjuvant in mouse vaccine models against Leishmania major and Brugia malayi. Pam2CSK4 can be used in the research of various diseases, including thromboinflammatory diseases, sepsis, atherosclerosis, heart failure, influenza, lymphoma, melanoma, cutaneous leishmaniasis and lymphatic filariasis.
1
HY-17589S Chloroquine-d5 diphosphate
Chloroquine-d5 (diphosphate) is the deuterium labeled Chloroquine (phosphate). Chloroquine phosphate is an antimalarial and anti-inflammatory agent widely used to treat malaria and rheumatoid arthritis. Chloroquine phosphate is an autophagy and toll-like receptors (TLRs) inhibitor. Chloroquine phosphate is highly effective in the control of SARS-CoV-2 (COVID-19) infection in vitro (EC50=1.13 μM).
1
HY-N6612A D-Glucuronic acid sodium salt monohydrate
D-Glucuronic acid sodium salt monohydrate is a major component of many anti-inflammatory proteoglycans, which can promote embryonic development and inhibit cell aggregation. After being metabolized into ethyl glucuronide (HY-113093), D-Glucuronic acid sodium salt monohydrate activates Toll-like receptor 4 (TLR4), causing pain. D-Glucuronic acid sodium salt monohydrate and its derivative glucurono-lactone can serve as liver detoxifiers, and its derivatives also possess anti-tumor activity.
1
HY-141567 Pseudouridine 5'-triphosphate
Pseudouridine 5'-triphosphate (Pseudo-UTP) is a modified ribonucleoside triphosphate and uracil base-modified UTP derivative. Pseudouridine 5'-triphosphate enhances translational properties and stability of mRNA, reduces innate immune responses in mammalian cells, and inhibits signal-dependent transcription termination of vaccinia virus early gene transcription while supporting transcription elongation. Pseudouridine 5'-triphosphate can be used for the research of vaccinia virus infection.
1
HY-N6689 Destruxin A
Destruxin A is a fungal cyclopeptide with insecticidal and antiviral activities. Destruxin A has a certain inhibitory effect on leukemia cells in vitro. Destruxin A can also specifically inhibit the innate immune response of Drosophila melanogaster, making the flies more susceptible to bacterial infections.

Source: Metarhizium anisopliae

1
HY-W782032 3D-Monophosphoryl Lipid A-5
3D-Monophosphoryl Lipid A-5 (3D-MPLA-5) is a TLR agonist that serves as a vaccine adjuvant and enhances the immunogenicity of vaccines.
1
HY-13740S Resiquimod-d5
Resiquimod-d5 is deuterium labeled Resiquimod. Resiquimod is a Toll-like receptor 7 and 8 (TLR7/TLR8) agonist that induces the upregulation of cytokines such as TNF-α, IL-6 and IFN-α.
1
HY-P3496 Pep19-2.5
Pep19-2.5 is an synthetic and antitoxin peptide, blocks the intracellular endotoxin signaling cascade. Pep19-2.5 inhibits signaling of lipopeptides (LP) and lipopolysaccharides (LPS) mediated by transmembrane and cytosolic pattern recognition receptors (PRRs). The signaling cascades lead to inflammation and cell pyroptosis.
1
HY-N2616 Vomicine
Vomicine modulates cGAS-STING-TBK1 signaling pathway, and exhibits anti-inflammatory activity. Vomicine is an alkaloid that can be isolated from Strychnos nux-vomica seeds.
1
HY-P990181 Anti-Mouse myeloperoxidase/MPO Antibody (6G4)
Anti-Mouse myeloperoxidase/MPO Antibody (6G4) is an anti-mouse myeloperoxidase/MPO IgG2c monoclonal antibody. Anti-Mouse myeloperoxidase/MPO Antibody (6G4) can activate the cGAS/STING pathway. Anti-Mouse myeloperoxidase/MPO Antibody (6G4) induces acute and chronic kidney injury in mice. Anti-Mouse myeloperoxidase/MPO Antibody (6G4) is often used in the construction of inflammation conditions models such as anti-neutrophil cytoplasmic antibody (ANCA)-associated vasculitides (AAV).

Species: Mouse

1
HY-P10208A RKH acetate
RKH acetate exerts protective effects against sepsis-induced death and organ damage. RKH acetate can directly bind to Toll-like receptor 4 (TLR4) and block TLR4 signal transduction in immune cells.
1
HY-D1056H Lipopolysaccharides, from S. marcescens
Lipopolysaccharides, from S. marcescens (Serratia marcescens) are lipopolysaccharide endotoxins and TLR-4 activators derived from Serratia marcescens, classified as S-type LPS, which can activate pathogen-associated molecular patterns (PAMP) of the immune system and induce cellular secretion of migrasomes. Lipopolysaccharides, from S. marcescens exhibit a typical three-part structure: O-antigen (O-antigen), core oligosaccharide (core oligosaccharide), and lipid A (Lipid A). Lipopolysaccharides, from S. marcescens induce NF-κB activation in mouse cells via Toll-like receptor (TLR4)/MD-2. The lipopolysaccharides of S. marcescens can induce apoptosis in host immune cells, thereby suppressing the host's innate immunity.
It is recommended to prepare a solution with concentration ≥2 mg/mL. Vortex thoroughly for more than 10 minutes. Due to the adsorption characteristics of LPS, silanized container or low adsorption centrifuge tubes should be used for aliquoting and storage, and mix thoroughly before use.
1
HY-B2176S5 ATP-15N5 dilithium
ATP-15N5 (Adenosine 5'-triphosphate-ATP-15N5) dilithium is the 15N5-labeled ATP (HY-B2176). ATP is a central component of energy storage and metabolism in vivo. ATP provides the metabolic energy to drive metabolic pumps and serves as a coenzyme in cells. ATP is an important endogenous signaling molecule in immunity and inflammation. ATP can activate the NLRP3 inflammasome and induce IL-1β and chemokines secretion. ATP has anti-bacterial infection effects and can protect mice against bacterial infection in mice.
1
HY-141567A Pseudouridine 5'-triphosphate trisodium solution (100 mM)
Pseudouridine 5'-triphosphate (Pseudo-UTP) trisodium solution (100 mM) is a modified ribonucleoside triphosphate and uracil base-modified UTP derivative. Pseudouridine 5'-triphosphate trisodium solution (100 mM) enhances translational properties and stability of mRNA, reduces innate immune responses in mammalian cells, and inhibits signal-dependent transcription termination of vaccinia virus early gene transcription while supporting transcription elongation. Pseudouridine 5'-triphosphate trisodium solution (100 mM) can be used for the research of vaccinia virus infection.
1
HY-106950 Fosfructose
Fosfructose is an orally active cyclooxygenase-2 inhibitor and Toll-like receptor 4 modulator. Fosfructose reduces the expression of cyclooxygenase-2, thereby decreasing prostaglandin production. By inhibiting the Toll-like receptor 4 signaling pathway, Fosfructose downregulates LPS-induced adhesion molecule expression. Fosfructose is applicable to research related to ischemic stroke, epilepsy, sepsis, myocardial injury, osteoporosis, and ultraviolet B-induced skin damage.
1
HY-P1181A Pam2CSK4 TFA
Pam2CSK4 TFA is a TLR2 agonist. Pam2CSK4 TFA induces the expression of iNOS and NO in macrophage cell lines via TBK1 and MyD88 molecules. Pam2CSK4 TFA activates the NF-κB and Bruton's tyrosine kinase signaling pathways in platelets, and promotes platelet-endothelial cell interactions. TLR2 activation triggered by Pam2CSK4 TFA expands myeloid-derived suppressor cells (MDSCs) and suppresses anti-tumor immune responses in the tumor microenvironment. Pam2CSK4 TFA acts as a Th2-polarizing adjuvant in mouse vaccine models against Leishmania major and Brugia malayi. Pam2CSK4 TFA can be used in the research of various diseases, including thromboinflammatory diseases, sepsis, atherosclerosis, heart failure, influenza, lymphoma, melanoma, cutaneous leishmaniasis and lymphatic filariasis.
1
HY-P9928A Alirocumab (anti-PCSK9)
Alirocumab (anti-PCSK9) is an anti-PCSK9 human monoclonal antibody. Alirocumab (anti-PCSK9) inhibits PCSK9. Alirocumab (anti-PCSK9) reduces NLRP3 inflammasome, regulates Nrf2/HO-1, HMGB1/NF-κB and Fractalkine/CX3CR1. Alirocumab (anti-PCSK9) increases the ability of the liver to bind LDL-cholesterol (LDL-C) and reduces levels of LDL-C in blood. Alirocumab (anti-PCSK9) improves atherosclerosis and inflammation.

Species: Human

1
HY-N6612 D-Glucuronic acid
D-Glucuronic acid is a major component of many anti-inflammatory proteoglycans, which can promote embryonic development and inhibit cell aggregation. After being metabolized into ethyl glucuronide (HY-113093), D-Glucuronic acid activates Toll-like receptor 4 (TLR4), causing pain. D-Glucuronic acid and its derivative glucurono-lactone can serve as liver detoxifiers, and its derivatives also possess anti-tumor activity.
1
HY-P99044 Sabatolimab
Sabatolimab (MBG453) is a high-affinity, humanized, IgG4 (S228P) antibody targeting TIM-3, an inhibitory receptor that regulates adaptive and innate immune responses. Sabatolimab is a potential immunosuppression agent that can target TIM-3 on immune and myeloid cells.

Species: Human

1
HY-139413 β-D-Glucan
β-D-glucan is a natural non-digestible polysaccharide and high biocompatibility that can be selectively recognized by recognition receptors such as Dectin-1 and Toll-like receptors as well as being easily internalized by murine or human macrophages, which is likely to attribute to a target delivery. β-d-glucan is an enteric delivery vehicle for probiotics.
1
HY-W041892 Dimethyl itaconate
Dimethyl itaconate induces innate immune memory (trained immunity), and exhibits immunomodulatory property. Dimethyl itaconate inhibits the activation of microglia, reduces the neuroinflammation and synaptic structural damage. Dimethyl itaconate regulates the composition of intestinal flora.
1
HY-P9928 Alirocumab
Alirocumab is an anti-PCSK9 human monoclonal antibody. Alirocumab inhibits PCSK9. Alirocumab reduces NLRP3 inflammasome, regulates Nrf2/HO-1, HMGB1/NF-κB and Fractalkine/CX3CR1. Alirocumab increases the ability of the liver to bind LDL-cholesterol (LDL-C) and reduces levels of LDL-C in blood. Alirocumab improves atherosclerosis and inflammation.

Species: Human

1
HY-P700183AF Animal-Free IFN alpha 1/IFNA1 Protein, Mouse (His)
IFN alpha 1a Protein, synthesized by macrophages, exhibits robust antiviral activities by stimulating key enzymes—a protein kinase and an oligoadenylate synthetase. This orchestrated molecular response enhances the host's immune defenses against viral threats. Animal-Free IFN alpha 1/IFNA1 Protein, Mouse (His) is the recombinant mouse-derived animal-FreeIFN alpha 1a protein, expressed by E. coli , with N-His labeled tag.This product is for cell culture use only.

Species: Mouse; Source: E. coli

1
HY-135811S Desethyl chloroquine-d4
Desethyl chloroquine-d4 is the deuterium labeled Desethyl chloroquine. Desethyl chloroquine is a major desethyl metabolite of Chloroquine. Chloroquine diphosphate is an inhibitor of autophagy and toll-like receptors (TLRs). Desethyl chloroquine possesses antiplasmodic activity.
/
HY-P11289 Intermedin1-53 (Human)
Intermedin1-53 (Human) is a 53-aa human calcitonin family peptide that reduces the vulnerability of atherosclerotic plaques by inhibiting CHOP-mediated macrophage apoptosis and inflammasome.
/
HY-W031727S1 Hydroxychloroquine-d5
Hydroxychloroquine-d5 is the deuterium labeled Hydroxychloroquine. Hydroxychloroquine is a synthetic antimalarial agent which can also inhibit Toll-like receptor 7/9 (TLR7/9) signaling. Hydroxychloroquine is efficiently inhibits SARS-CoV-2 infection in vitro.
/
HY-150659S ATP-d14 disodium
ATP-d14 (Adenosine 5'-triphosphate-ATP-d14) sodium is the d14-labeled ATP (HY-B2176). ATP is a central component of energy storage and metabolism in vivo. ATP provides the metabolic energy to drive metabolic pumps and serves as a coenzyme in cells. ATP is an important endogenous signaling molecule in immunity and inflammation. ATP can activate the NLRP3 inflammasome and induce IL-1β and chemokines secretion. ATP has anti-bacterial infection effects and can protect mice against bacterial infection in mice.
/
HY-156087G Cholicamideβ (GMP)
Cholicamideβ (GMP) is a GMP grade of Cholicamideβ. Cholicamideβ (compound 6) is a self-assembling, small molecule, cancer vaccine adjuvant. Cholicamideβ can form virus-like particles with low cytotoxicity. Cholicamideβ, upon binding to peptide antigens, enhances antigen presentation by dendritic cells and induces antigen-specific T cells. Cholicamideβ can induce apoptosis and necrosis.
/
HY-P2617 Ac-WEHD-AFC
Ac-WEHD-AFC is a fluorogenic caspase-1 substrate. Ac-WEHD-AFC can measure caspase-1 fluorogenic activity and can be used for the research of tumor and inflammation.
/
HY-154921A Lactosylceramide (porcine RBC)
Lactosylceramide (LacCer) (porcine RBC) is an endogenous bioactive sphingolipid. Lactosylceramide (porcine RBC) plays a pivotal role in mediating innate immune functions.
/
HY-135811S1 Desethyl chloroquine-d5
Desethyl chloroquine-d5 is deuterium labeled Desethyl chloroquine. Desethyl chloroquine is a major desethyl metabolite of Chloroquine. Chloroquine diphosphate is an inhibitor of autophagy and toll-like receptors (TLRs). Desethyl chloroquine possesses antiplasmodic activity.
/
HY-P991956 ABB071
ABB071 is a humanized anti-CD180 monoclonal antibody. ABB071 can down-regulate the highly expressed TLR7 and IRF5 genes in systemic lupus erythematosus and induce the expression of PNPT1 and DNASE1L3 genes. ABB071 can inhibit the expression of genes related to the type I interferon pathway as well as interferon-stimulated genes (ISGs). ABB071 has anti-inflammatory activity and can reduce the levels of inflammatory cytokines. ABB071 can be used for research on systemic lupus erythematosus and psoriasis.
/
HY-P992369 HMBD-002
HMBD-002 is an Fc-independent, non-depleting IgG4 subclass antibody that targets VISTA and VSIG3. It is widely used in research related to various solid tumors, including colon cancer, triple-negative breast cancer, and non-small cell lung cancer. HMBD-002 blocks the interactions of VISTA with VSIG3 and LRIG1, relieves immunosuppression without depleting VISTA-positive cells, activates the cytotoxic program of CD8+ T cells, and drives the type I interferon signaling pathway. HMBD-002 reprograms tumor-associated macrophages to the M1 phenotype, reduces tumor infiltration of inhibitory myeloid cells, thereby significantly inhibiting tumor growth and improving survival. HMBD-002 is well tolerated in rodent and non-human primate animal models.

Species: Human

VISTA  
Cancer  
/
HY-158279 Gentamicin/OVA
Gentamicin/OVA is an antigen-adjuvant conjugate conjugate of Gentamicin (HY-A0276A) and ovalbumin (OVA). By conjugating the antigen with a protein adjuvant, the production of antigen-specific antibodies in vaccine models can be enhanced. The conjugate does not affect protein folding or disrupt major epitopes, and can enhance cross-presentation and the production of antigen-specific T cells.
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HY-P991510 CDX-1140
CDX-1140 is a fully human IgG monoclonal antibody and CD40 agonist, with a Kd value of 0.01 nM against human targets. The epitope of CDX-1140 locates at CD40 CRD1 and avoids the CD40L binding site. It activates DCs and B cells, drives NF-κB reporter gene activation, exhibits agonist activity independent of FcR cross-linking, and shows a synergistic effect with recombinant CD40L. CDX-1140 does not induce systemic cytokine release, exerts direct and immune-mediated anti-tumor activity in tumor xenografts, and has favorable safety profiles. When used as a local vaccine adjuvant in combination with 6MHP+mBRAF+poly-ICLC, CDX-1140 increases the number of DC-LAMP+ DCs and induces Th1 CD4+ responses in high-risk melanoma. CDX-1140 can be used in studies related to B-cell lymphoma, bladder cancer and high-risk melanoma.

Species: Human

/
HY-B1370S Hydroxychloroquine-d4 sulfate
Hydroxychloroquine-d4 (sulfate) is the deuterium labeled Hydroxychloroquine sulfate. Hydroxychloroquine sulfate (HCQ sulfate) is a synthetic antimalarial agent which can also inhibit Toll-like receptor 7/9 (TLR7/9) signaling. Hydroxychloroquine sulfate is efficiently inhibits SARS-CoV-2 infection in vitro.
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HY-P992394 JNJ-55920839
JNJ-55920839 (CNTO-6358) is a fully human immunoglobulin G1κ monoclonal antibody and a selective Interferon α/ω neutralizer, with a Kd value of 0.9-10.7 pM against hIFNα and a Kd of 1.44 pM against IFNω. JNJ-55920839 can be used in research related to systemic lupus erythematosus.

Species: Human

/
HY-159672 3D-Monophosphoryl Lipid (12,16)
3D-Monophosphoryl Lipid (12,16) (3D-MPL (12,16)) is a TLR4 agonist that can be used as a vaccine adjuvant to enhance the immunogenicity of vaccines.
/
HY-P99478 Bifarcept
Bifarcept is an interferon receptor type I (IFN-RI) fusion protein. Bifarcept can bind interferon receptors and prolong its serum half-life.
/
HY-N10301 Guignardone L
Guignardone L is a metabolite isolated from the endophytic fungus Guignardia mangiferae with toll-like receptor 3 regulating activity.

Source: Guignardia mangiferae

/
HY-N16020 α-Glucosyl FP20 sodium
α-Glucosyl FP20 sodium, a TLR-4 agonist, is a vaccine adjuvant.
/
HY-161583 Marijuana/BSA
Marijuana/BSA is the antigen-adjuvant conjugate of Marijuana and Bovine Serum Albumin (BSA). By conjugating the antigen with a protein adjuvant, the production of antigen-specific antibodies in vaccine models can be enhanced. The conjugate does not affect protein folding or destroy major epitopes, and it can enhance cross-presentation and the production of antigen-specific T cells.
/
HY-N15893 α-Galactosyl FP20 sodium
α-Galactosyl FP20 sodium, a TLR-4 agonist, is a vaccine adjuvant.
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HY-P991305 AGEN-1571
AGEN-1571 is a human IgG1 monoclonal antibody (mAb) targeting ILT2. AGEN-1571 promotes adaptive and innate immune responses. Recommend Isotype Controls: Human IgG1 kappa, Isotype Control (HY-P99001)

Species: Human

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HY-N16024 FP-20 sodium
FP-20 sodium, a selective TLR4 agonist, is a vaccine adjuvant. FP-20 sodium induces MAPK- and NLRP3-dependent inflammasome activation. FP20 shows no toxicity in mouse vaccination experiments with OVA antigen and induces IgG production.
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HY-P2291 Beta-defensin 103 isoform X1, pig
Beta-defensin 103 isoform X1, pig is an antimicrobial peptide found in different living organisms, involved in the first line of defense in their innate immune response against pathogens.
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HY-P10586 Macrophage-activating lipopeptide 2
Macrophage-activating lipopeptide 2 (MALP-2) is an agonist of Toll like receptors TLR-2/TLR-6. Macrophage-activating lipopeptide-2 can enhance endothelial nitric oxide synthase (eNOS) phosphorylation and endothelial cell release of NO, thereby improving vasodilation. Macrophage-activating lipopeptide-2 can enhance endothelial adhesion of white blood cells and improve perfusion recovery and collateral growth in the hind limbs of hypercholesterolemic Apoe deficient mice undergoing experimental femoral artery ligation (FAL).
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HY-P992382 IC 100
IC 100 is a humanized IgG4κ monoclonal antibody targeting apoptosis-associated speck-like protein (ASC) with blood-brain barrier permeability. IC 100 specifically inhibits ASC after being endocytosed via its Fc segment, blocks ASC polymerization and inflammasome activation, suppresses IL-1β release, forms complexes with ASC and TRIM21, and evades TRIM21-mediated proteasomal degradation. IC 100 alleviates symptoms associated with autoimmune encephalomyelitis, reduces immune cell infiltration and microglial activation in the mouse EAE model. IC 100 is suitable for research on neuroinflammatory and inflammasome-related diseases such as multiple sclerosis. Isotype comparison: HY-P99003.

Species: Human

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HY-NP187 Phytolacca americana Lectin
Phytolacca americana Lectin (PWM) is an acidic monomeric glycoprotein specific to N-acetylglucosamine and a B cell-specific stimulator. Phytolacca americana Lectin acts as a mitogen to induce cell mitosis. Phytolacca americana Lectin sensitizes B cells to Toll-like receptor stimulation, enabling their activation by immunostimulatory DNA. When used in combination with copurified microbial Toll-like receptor ligands, Phytolacca americana Lectin triggers B cell proliferation and immunoglobulin secretion.
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HY-153209G Adjuvant-4 (GMP)
Adjuvant-4 (GMP) is a GMP grade Adjuvant-4. Adjuvant-4 is a vaccine adjuvant that enhances antigen-specific antibody titers and cytotoxic T lymphocyte (CTL) responses. Adjuvant is generally an oil-in-water emulsifier of mineral oil and mannitol monooleate.
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HY-N15159 Cladophorol A
Cladophorol A is a cyclic GMP-AMP synthase (cGAS) inhibitor. Cladophorol A binds to the conserved adenosine nucleobase binding site within the cGAS active site to inhibit its catalytic activity. Cladophorol A effectively inhibits the overactivation of the cGAS-STING pathway with an IC50 of 370 nM. Cladophorol A inhibits asexual blood-stage Plasmodium falciparum with an EC50 of 0.7 μg/mL. Cladophorol A can be used for the researches of inflammatory disease and malaria.
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HY-P11581 MNP2
MNP2 is a NLRP3-ASC interaction inhibitor. MNP2 selectively binds to the PYD domain of ASC (Ka=149 nM) and blocks ASC-PYM binding (Ka=58 nM), thereby inhibiting the interaction between ASC and NLRP3 and suppressing the formation of the NLRP3 inflammasome. MNP2 inhibits IL-1β release and caspase-1 maturation, and reduces the efflux of potassium and chloride ions. MNP2 prevents mitochondrial damage and reactive oxygen species production, and significantly decreases NLRP3 inflammasome formation in neurodegenerative pathologies induced by β-amyloid, Tau protein and α-synuclein. MNP2 is applicable for the research of neurodegenerative diseases.
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HY-N12507 Eupenicisirenin C
Eupenicisirenin C (compound 1) is a sirenin derivative. Eupenicisirenin C has strong NF-κB inhibitory activities. Eupenicisirenin C suppresses effects on cGAS-STING pathway. Eupenicisirenin C inhibits RANKL-induced osteoclast differentiation in bone marrow macrophage cells.

Source: mangrove sediment-derived fungus Penicillium sp. SCSIO 41410.

STING   NF-κB  
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HY-P10686 CH401 peptide
CH401 peptide is a HER2-derived antigen peptide. After being bound to the artificial viral capsid by a self-assembled β-cyclic peptide, CH401 peptide is encapsulated in a lipid bilayer containing the lipid adjuvant α-GalCer, and can be studied as a self-adjuvant anti-breast cancer vaccine candidate.
EGFR  
Cancer  
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HY-P1405 Pam3CSK4-Biotin
Pam3CSK4-Biotin is biotinylated Pam3CSK4. Pam3CSK4-Biotin is a Toll-like receptor 1/2 (TLR1/2) agonist.
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HY-W015346S Desaminotyrosine-d8
Desaminotyrosine-d8 (3-(4-Hydroxyphenyl)propionic acid-d8) is the deuterium labeled Desaminotyrosine (HY-W015346). Desaminotyrosine is a microbially associated metabolite protecting from influenza through augmentation of type I interferon signaling.
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HY-147338S2 5-Methylcytidine 5′-triphosphate-d8 trisodium
5-Methylcytidine 5'-triphosphate-d8 trisodium is the deuterium-labeled form of 5-Methylcytidine 5'-triphosphate trisodium (HY-147338A). 5-Methylcytidine 5'-triphosphate (5-Methyl-CTP) trisodium is a modified nucleoside triphosphate. 5-Methylcytidine 5'-triphosphate trisodium can be used to replace unmodified mRNA, resulting in the increase of translational properties and stability, as well as the reduction of innate immune responses in human and other mammalian cells.
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HY-N16013 FP-18 disodium
FP-18 disodium, a TLR-4 agonist, is a vaccine adjuvant.
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HY-N16034 MS 2
MS 2 (Momordica saponin II) is a vaccine adjuvant found in the seeds of perennial Momordica cochinchinensis Spreng.
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HY-P1771 OVA G4 peptide
OVA G4 peptide is a variant of the agonist ovalbumin (OVA) peptide SIINFEKL (257-264). SIINFEKL is routinely used to stimulate ovalbumin-specific T cells and to test new vaccine adjuvants can form a stable hydrogel.
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HY-N16009 α-Rhamnosyl FP20 sodium
α-Rhamnosyl FP20 sodium, a TLR-4 agonist, is a vaccine adjuvant.
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HY-P10400 AtPep1
AtPep1 is an endogenous inducer of innate immune responses. AtPep1 can be isolated from Arabidopsis thaliana leaves. AtPep1 activates the transcription of defensin (PDF1.2), the expression of PROPEP1, the synthesis of hydrogen peroxide (H2O2) near leaf veins, and the alkalization of Arabidopsis suspension cell culture medium. AtPep1 induces the expression of genes encoding defensins and PR-1. AtPep1 is applicable to studies related to Pythium irregulare infection and pathogen infection.
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HY-P10701 Q11 peptide
Q11 peptide is a β-sheet-forming peptide that plays an important role in self-assembly and targeted applications. As a scaffold peptide, Q11 peptide can display immunogenic epitopes and is widely used in peptide-based immune vaccine research. Additionally, Q11 peptide can be conjugated with MUC1 glycopeptides for the study of self-assembling, adjuvant-free MUC1 glycopeptide vaccines. Q11 peptide holds great potential for research in the field of cancer immunology.
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HY-B0380S2 Trimebutine-d3 hydrochloride
Trimebutine-d3 hydrochloride is deuterium labeled Trimebutine hydrochloride. Trimebutine hydrochloride is a multi-target inhibitor and opioid receptor agonist with antimuscarinic activity. Trimebutine hydrochloride inhibits L-type Ca2+ channels and large-conductance calcium-activated potassium channels (BKCa channels), thereby inhibiting extracellular calcium influx and potassium ion efflux. Trimebutine hydrochloride also targets Toll-like receptors, inhibits Toll-like receptor 2/4/7/8/9 signals, and inhibits LPS-induced IRAK1 activation, as well as ERK1/2, JNK and NF-κB activation, thereby exerting anti-inflammatory effects. Trimebutine hydrochloride also induces tumor cell apoptosis by inhibiting the AKT/ERK pathway. Trimebutine hydrochloride also inhibits excessive contraction of smooth muscle and can be used in the study of gastrointestinal disorders such as irritable bowel syndrome (IBS).
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HY-P992351 ELB021
ELB021 is an antibody inhibitor targeting the CD160 checkpoint. ELB021 specifically binds to CD160 on the cell surface and blocks its immune checkpoint pathway, thereby stimulating innate and adaptive anti-tumor immune responses. ELB021 effectively eliminates CD160-expressing cancer cells by enhancing T cell proliferation and CD8+ T cell-mediated cytotoxicity. Independent of PD-1 regulation, ELB021 is applicable to research related to B-cell leukemia and HIV-1 infection.

Species: Human

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HY-P4890 Relaxin H3 (human)
Relaxin H3 (human) is a relaxin peptide with anti-inflammatory, anti-apoptotic, anti-pyroptotic, anti-migratory, protective and anti-fibrotic activities. Relaxin H3 (human) acts on RXFP1 to generate cAMP and reduce the levels of ATP and ROS. Relaxin H3 (human) inhibits renal inflammatory pyroptosis (pyroptosis), NLRP3 inflammasome activation, caspase-1 activation, IL-1β/IL-18 secretion, collagen synthesis, TGF-β1 signaling pathway, Smad2 phosphorylation, myofibroblast differentiation, TIMP expression, and HRMEC migration. Relaxin H3 (human) activates AMPK, upregulates MFN2 expression, improves mitochondrial quality control and membrane potential, inhibits apoptosis (apoptosis) and pyroptosis, restores retinal ultrastructure, and reverses excessive left ventricular collagen expression. Relaxin H3 (human) can be used in studies related to kidney stones, nephrocalcinosis, diabetic cardiomyopathy, fibrotic cardiomyopathy, and diabetic retinopathy.
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HY-122292 Celastramycin A
Celastramycin A is an antibiotic isolated from Streptomyces MaB-QuH-8, which exhibits antimicrobial activity against series of gram-negative bacteria and mycobacteria, with MICs between 0.05-3.1 μg/ml. Celastramycin A exhibits immunosuppressing efficacy in ex vivo Drosophila through immune deficiency pathway (IC50 of 0.008 μg/ml), inhibits the immunoresponse in human innate immunity through TNF-α signaling, inhibits IL-8 production in HUEVCs with IC50 of 0.06 μg/ml.

Source: Drosophila

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HY-P11059 MC38 SLP Reps1
MC38 SLP Reps1 is a peptide neoantigen generated by mutation of the MC38 colon cancer cell line and can be used for the synthesis of nanoparticle vaccines.
Others  
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HY-B0380S1 Trimebutine-d5 fumarate
Trimebutine-d5 fumarate is deuterium labeled Trimebutine fumarate. Trimebutine fumarate is a multi-target inhibitor and opioid receptor agonist with antimuscarinic activity. Trimebutine fumarate inhibits L-type Ca2+ channels and large-conductance calcium-activated potassium channels (BKCa channels), thereby inhibiting extracellular calcium influx and potassium ion efflux. Trimebutine fumarate also targets Toll-like receptors, inhibits Toll-like receptor 2/4/7/8/9 signals, and inhibits LPS-induced IRAK1 activation, as well as ERK1/2, JNK and NF-κB activation, thereby exerting anti-inflammatory effects. Trimebutine fumarate also induces tumor cell apoptosis by inhibiting the AKT/ERK pathway. Trimebutine fumarate also inhibits excessive contraction of smooth muscle and can be used in the study of gastrointestinal disorders such as irritable bowel syndrome (IBS).
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HY-P2291A Beta-defensin 103 isoform X1, pig TFA
Beta-defensin 103 isoform X1, pig TFA is an antimicrobial peptide found in different living organisms, involved in the first line of defense in their innate immune response against pathogens.
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HY-N6714R Alternariol (Standard)
Alternariol (Standard) is the analytical standard of Alternariol. This product is intended for research and analytical applications. Alternariol is an orally ingested mycotoxin produced by Alternaria, capable of inhibiting the activity of topoisomerase I and II (topoisomerase I, topoisomerase II). Alternariol has weak estrogenic (Estrogen Receptor/ERR) and androgen/antiandrogen (Androgen Receptor) effects. Alternariol can induce apoptosis, trigger cell cycle arrest, suppress innate immune responses, and exhibit anti-tumor activity. Alternariol has genotoxic, mutagenic, and endocrine-disrupting effects.
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HY-16569B Colchicine,suitable for plant cell culture
Colchicine,suitable for plant cell culture, an orally active alkaloid, is a potent tubulin inhibitor and a microtubule disrupting agent. Colchicine inhibits microtubule polymerization with an IC50 of 3 nM. Colchicine is also a competitive antagonist of the α3 glycine receptors (GlyRs). Colchicine prevents non-steroidal anti-inflammatory drug (NSAID)-induced small intestinal injury by inhibiting activation of the NLRP3 inflammasome. Colchicine,suitable for plant cell culture can be used for plant cell culture.
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HY-P2457 rCRAMP (rat)
rCRAMP (rat) is the rat cathelin-related antimicrobial peptide. rCRAMP (rat) contributes to the antibacterial activity in rat brain peptide/protein extracts. rCRAMP (rat) is a potential key player in the innate immune system of rat CNS.
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HY-P11093 Papiliocin
Papiliocin is a potent peptide antibiotic with both anti-inflammatory and antibacterial activities. Papiliocin is primarily active against Gram-negative bacteria. Papiliocin exhibits strong anti-inflammatory activity against cell, exerting its anti-inflammatory activity by inhibiting the production of NO and the secretion of TNF-α and MIP-2. Papiliocin participates in the innate defense response mechanism by inhibiting the Toll-like receptor pathway and NF-κB. Papiliocin induces apoptosis in fungal cells and increases the total level of intracellular ROS. Papiliocin acts as an effective antiseptic peptide in sepsis models. Papiliocin is useful in anti-inflammatory and antibacterial research.
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HY-N12905 Celastramycin A (isomer)
Celastramycin A isomer is an isomer of Celastramycin A (HY-122292), an antibiotic against Gram-negative bacteria and Mycobacterium tuberculosis with an MIC of 0.05-3.1 μg/mL. Celastramycin A exerts immunosuppressive effects in Drosophila ex vivo via the immunodeficiency pathway (IC50 of 8 ng/mL), inhibits human innate immune responses via the TNF-α pathway, and inhibits IL-8 production in HUEVC with an IC50 of 60 ng/mL.

Source: Streptomyces strains

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HY-113134R 25-Hydroxycholesterol (Standard)
25-Hydroxycholesterol (Standard) is the analytical standard of 25-Hydroxycholesterol. This product is intended for research and analytical applications. 25-Hydroxycholesterol (25-OHC) is a metabolite of cholesterol that is produced and secreted by macrophages in response to Toll-like receptor (TLR) activation. 25-hydroxycholesterol is a potent (EC50≈65 nM) and selective suppressor of IgA production by B cells.
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HY-147338S 5-Methylcytidine 5′-triphosphate-d3 trisodium
5-Methylcytidine 5′-triphosphate-d3 trisodium is the deuterium labeled 5-Methylcytidine 5’-triphosphate trisodium (HY-147338A). 5-Methylcytidine 5′-triphosphate (5-Methyl-CTP) trisodium is a modified nucleoside triphosphate. 5-Methylcytidine 5′-triphosphate trisodium can apply in replacing unmodified mRNA, resulting in the increase of translational properties and stability, as well as the reduction of innate immune responses in human and other mammalian cells.
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HY-160198G Vaccine adjuvant-1 (GMP)
Vaccine adjuvant-1 GMP is Vaccine adjuvant-1 produced by using GMP guidelines. GMP small molecules works appropriately as an auxiliary reagent for cell therapy manufacture. Vaccine adjuvant-1 is an vaccine adjuvant is a vaccine adjuvant containing an oil phase, emulsifying agent and water.
Others  
Infection  
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HY-159671 3D-Monophosphoryl Lipid (14)
3D-Monophosphoryl Lipid (14) (3D-Monophosphoryl Lipid (14)) is a TLR4 agonist that can be used as a vaccine adjuvant to enhance the immunogenicity of vaccines.
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HY-P990224 Anti-Mouse IL-12 p75 Antibody (R2-9A5)
Anti-Mouse IL-12 p75 Antibody (R2-9A5) is a rat-derived IgG2b κ type antibody inhibitor, targeting to mouse IL-12 p75. Anti-Mouse IL-12 p75 Antibody (R2-9A5) can neutralize IL-12. Anti-Mouse IL-12 p75 Antibody (R2-9A5) can be used for the researches of infection and cancer, such as E. coli infection and MCA205 sarcoma.

Species: Mouse

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HY-N16463 QS-S2
QS-S2 is the impurity of QS-21 (HY-101092A). QS-21 is an innate immune system-targeted adjuvant.
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HY-111582G BBIQ (GMP)
BBIQ (GMP) is BBIQ (HY-111582) produced by using GMP guidelines. GMP small molecules works appropriately as an auxiliary reagent for cell therapy manufacture. BBIQ is a potent and selectively toll-like receptor 7 (TLR7) agonist with an EC50 of  59.1 nM. BBIQ is a powerful vaccine adjuvant that enhances innate immune responses.
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HY-131920 Poly(U)
Poly (U) (Polyuridylic acid) is an RNA chain that exists in a disordered extended state at room temperature and serves as a TLR7 ligand. Poly (U) produces distinguishable blocking effects when transported through α-hemolysin nanopores. Poly (U) forms a triple helix with adenosine or adenosine monophosphate, thereby significantly promoting the nucleotide bond condensation reaction between adenosine monophosphate and adenosine, while exerting minimal effects on other nucleosides. When conjugated with cationic lipids, Poly (U) specifically stimulates plasmacytoid dendritic cells to produce type I interferons.
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HY-32350S1 Ercalcitriol-d3
Ercalcitriol-d3 (1α,25-Dihydroxy Vitamin D2-d3) is the deuterium labeled Ercalcitriol (HY-32350). Ercalcitriol (1α,25-Dihydroxy Vitamin D2) is a vitamin D receptor (VDR) agonist with high binding affinity. After binding to VDR, Ercalcitriol forms a complex with retinoid X receptor (RXR) to regulate target gene transcription. For example, Ercalcitriol induces human gingival/oral epithelial cells to produce human cat antimicrobial peptide (hCAP-18/LL-37), which has antimicrobial activity against periodontal pathogens such as Porphyromonas gingivalis. Ercalcitriol enhances the innate immune defense of the oral mucosa by promoting the expression of antimicrobial peptides, and is mainly used in the study of periodontal diseases and immune-related oral diseases.
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HY-W653896 Alternariol-d2
Alternariol-d2 is deuterium labeled Alternariol. Alternariol is an orally ingested mycotoxin produced by Alternaria, capable of inhibiting the activity of topoisomerase I and II (topoisomerase I, topoisomerase II). Alternariol has weak estrogenic (Estrogen Receptor/ERR) and androgen/antiandrogen (Androgen Receptor) effects. Alternariol can induce apoptosis, trigger cell cycle arrest, suppress innate immune responses, and exhibit anti-tumor activity. Alternariol has genotoxic, mutagenic, and endocrine-disrupting effects.
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HY-N16021 4A-MPLA ammonium
4A-MPLA ammonium is an orally active TLR4 agonist. 4A-MPLA ammonium induces TLR4 endocytosis dependent on Cdc42 and galectin-3, triggering TRIF-mediated signaling and sustained IFN-β production. 4A-MPLA ammonium promotes lipid droplet formation, upregulates interferon-stimulated genes and type I IFN signaling genes, downregulates lysosome/phagosome function genes, and modulates tolerogenic dendritic cell function. 4A-MPLA ammonium can be used for the research of colitis.
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HY-B2176BR ATP dimagnesium (Standard)
ATP (dimagnesium) (Standard) is the analytical standard of ATP (dimagnesium). This product is intended for research and analytical applications. ATP (Adenosine 5'-triphosphate) dimagnesium is a central component of energy storage and metabolism in vivo. ATP dimagnesium provides the metabolic energy to drive metabolic pumps and serves as a coenzyme in cells. ATP dimagnesium is an important endogenous signaling molecule in immunity and inflammation.
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HY-N2616R Vomicine (Standard)
Vomicine (Standard) is the analytical standard of Vomicine. This product is intended for research and analytical applications. Vomicine modulates cGAS-STING-TBK1 signaling pathway, and exhibits anti-inflammatory activity. Vomicine is an alkaloid that can be isolated from Strychnos nux-vomica seeds.
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HY-119684S Maresin 2
Maresin 2-d5 is the d5-labeled Maresin 2 (HY-119684). Maresin 2 is an anti-inflammatory and pro-resolving mediator. Maresin 2 drives intestinal epithelial cell migration by activating the focal cell-matrix adhesion signaling pathway in primary human intestinal epithelial cells, thereby promoting mucosal wound repair. Maresin 2 alleviates nociceptive and anxiety-like behaviors in rats with type 1 diabetes by inhibiting IL-1β in the spinal cord and prefrontal cortex. Maresin 2 attenuates allergic airway inflammation in mice by inhibiting the activation of the NLRP3 inflammasome, Th2-type immune responses, and oxidative stress. Maresin 2 inhibits inflammatory and neuropathic trigeminal neuralgia and reduces neuronal activation in the trigeminal ganglion. Maresin 2 promotes inflammation resolution and mucosal repair after DSS-induced colitis or biopsy-induced colonic mucosal injury.
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HY-P2076A Dusquetide TFA
Dusquetide (SGX942) TFA is a first-in-class innate defense regulator (IDR). Dusquetide TFA modulates the innate immune response to both PAMPs and DAMPs by binding to p62. Dusquetide TFA shows activity in both reducing inflammation and increasing clearance of bacterial infection. DAMPs: damage-associated molecular patterns; PAMPs: pathogen-associated molecular patterns
p62   Bacterial  
Infection  
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HY-B2176S3 ATP-15N5,d14 dilithium
ATP-15N5,d14 (Adenosine 5'-triphosphate-ATP-15N5,d14) dilithium is the 15N5,d14-labeled ATP (HY-B2176). ATP is a central component of energy storage and metabolism in vivo. ATP provides the metabolic energy to drive metabolic pumps and serves as a coenzyme in cells. ATP is an important endogenous signaling molecule in immunity and inflammation. ATP can activate the NLRP3 inflammasome and induce IL-1β and chemokines secretion. ATP has anti-bacterial infection effects and can protect mice against bacterial infection in mice.
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HY-112763 CLinDMA
CLinDMA, a cationic lipid, can cause inflammatory response. CLinDMA can be used for the synthesis LNP201. LNP201 is a liposome assembly for systemic delivery of siRNA.
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HY-W031727S Hydroxychloroquine-d4-1 sulfate
Hydroxychloroquine-d4-1 (sulfate) is the deuterium labeled Hydroxychloroquine. Hydroxychloroquine is a synthetic antimalarial agent which can also inhibit Toll-like receptor 7/9 (TLR7/9) signaling. Hydroxychloroquine is efficiently inhibits SARS-CoV-2 infection in vitro.
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HY-144002 RIBI-529
RIBI-529 (RC-529) is a fully synthetic, low-toxicity TLR4 agonist vaccine adjuvant. RIBI-529 upregulates cell surface co-stimulatory molecules, receptors, cytokines and chemokines, and activates the innate immune system. RIBI-529 enhances short-term CD4+ T cell clonal expansion, division, and ex vivo survival under growth factor withdrawal conditions. RIBI-529 enhances humoral and cell-mediated adaptive immune responses, induces non-specific resistance against viral and bacterial pathogens, and skews responses toward a Th1 type, accompanied by Th2 responses.
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HY-P11060 MC38 SLP Adpgk
MC38 SLP Adpgk (Adpgk peptide) is an H-2 Kb-restricted colorectal cancer neoantigen peptide. MC38 SLP Adpgk is formulated into PCNP nanocomplexes together with CpG ODN. PCNP vaccines significantly enhance the co-delivery efficiency of neoantigens and adjuvants to lymphoid organs, and activate cytotoxic T cells. PCNP vaccines not only protect mice from MC-38 colorectal tumor invasion, but also exhibit anti-tumor efficacy in established colorectal tumor models and significantly prolong the survival of tumor-bearing mice.
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HY-156616 VC1052
VC1052 is a dialkoxypropylammonium-based material and is the core cationic lipid component of the cationic lipid adjuvant Vaxfectin (HY-142998). Vaxfectin consists of VC1052 and lipid DPyPE (HY-112766) in a 1:1 molar ratio. Vaxfectin can be used as a vaccine adjuvant for the preparation of plasmid DNA and protein vaccines.
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HY-P2275B Peptide5 TFA
Peptide5 TFA, a connexin 43 mimetic peptide, reduces animals swelling, astrogliosis, and neuronal cell death after spinal cord injury. Peptide5 TFA also inhibits NLRP3 inflammasome, and is an anti-inflammatory agent.
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HY-P99709 Lodapolimab
Lodapolimab (LY3300054) is a fully human IgG1λ anti-PD-L1 monoclonal antibody, with an EC50 of 0.075 nM against hPD-L1 and an EC50 of 0.085 nM against cynomolgus monkey PD-L1. Lodapolimab induces naive T cell activation, enhances the T cell activation effect of anti-CTLA4 antibodies, promotes anti-tumor alloreactivity, regulates innate immune pathways, and induces characteristics of adaptive immune activation. Lodapolimab can be used in research related to high-grade serous ovarian cancer and other solid tumors.

Species: Human

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HY-P1405A Pam3CSK4-Biotin TFA
Pam3CSK4-Biotin (Pam3Cys-Ser-(Lys)4-Biotin) TFA is biotinylated Pam3CSK4. Pam3CSK4-Biotin TFA is a Toll-like receptor 1/2 (TLR1/2) agonist.
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HY-159670 Monophosphoryl Lipid A-12
Monophosphoryl Lipid A-12 (MPLA-12) is a Toll-like receptor 4 agonist. Monophosphoryl Lipid A-12 can be used for the research of immunization and vaccine.
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HY-150843S ATP-15N5 ammonium
ATP-15N5 (Adenosine 5'-triphosphate-ATP-15N5) ammonium is the 15N5-labeled ATP (HY-B2176). ATP is a central component of energy storage and metabolism in vivo. ATP provides the metabolic energy to drive metabolic pumps and serves as a coenzyme in cells. ATP is an important endogenous signaling molecule in immunity and inflammation. ATP can activate the NLRP3 inflammasome and induce IL-1β and chemokines secretion. ATP has anti-bacterial infection effects and can protect mice against bacterial infection in mice.
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HY-142998 Vaxfectin
Vaxfectin is a second-generation cationic lipid-based suspension that adjuvants effectively both pDNA and protein-based vaccines. Vaxfectin can boost the immune response against a range of pDNA-expressed pathogenic antigens in vivo. Vaxfectin can increase IgG titers and give rise to an IL-6 dependent enhancement of the humoral immune response without altering the Th1 type immune response. Vaxfectin can be studied for vaccine formulation.
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HY-N11630 Pinellic acid
Pinellic acid is an orally active adjuvant for intranasal influenza vaccines. Pinellic acid can be extracted from the tubers of Pinellia ternata Breitenbach. When administered intranasally in combination with influenza HA vaccine, Pinellic acid slightly increases the titers of antiviral IgG antibodies in bronchoalveolar lavage fluid and serum. Pinellic acid shows no hemolytic activity. Pinellic acid can be used in studies related to influenza virus infection.
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HY-W012837 Benzylmethyl ether
Benzylmethyl ether is a derivative of HY-B0892 (Benzyl alcohol). Benzylmethyl ether is an aromatic alcohol, a colorless liquid with a mild aromatic odor. Benzylmethyl ether is an inhibitor of P450 enzyme. Benzylmethyl ether mediated Toll-Like Receptor 4 to reduce the inflammatory response of liver injury in mice.
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HY-N2216 Polygalasaponin XXXI
Polygalasaponin XXXI (Onjisaponin F) is an effective adjuvant for intranasal administration of influenza Influenza hemagglutinin (HA) vaccine to protect influenza virus infection.
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HY-P2320 IDR-1
IDR-1 is an antimicrobial peptide that is active against Gram-positive and Gram-negative bacteria. IDR-1 counters infection by selective modulation of innate immunity without obvious toxicities. IDR-1 has anti-inflammatory and anti-infective properties, enhances the levels of monocyte chemokines, and attenuates pro-inflammatory cytokine release.
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HY-N14039 Pinus pinaster bark extract
Pinus pinaster bark extract is extracted from the bark of pine bark with antioxidant, anti-inflammatory and neuroprotective effects. Pinus pinaster bark extract increases toll-like receptor (TLR) activity, inducing production of IL-10.
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HY-N9517 QS 7
QS 7 (QS 7 Api) is a triterpene saponin found in the bark of Quillaja saponaria and immune adjuvant with immune response potentiator activity. QS 7 can be used as vaccine adjuvant for the research of antitumor and antiviral vaccine development.
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HY-B2176S7 ATP-13C2 dilithium
ATP-13C2 (Adenosine 5'-triphosphate-ATP-13C2) dilithium is the 13C2-labeled ATP (HY-B2176). ATP is a central component of energy storage and metabolism in vivo. ATP provides the metabolic energy to drive metabolic pumps and serves as a coenzyme in cells. ATP is an important endogenous signaling molecule in immunity and inflammation. ATP can activate the NLRP3 inflammasome and induce IL-1β and chemokines secretion. ATP has anti-bacterial infection effects and can protect mice against bacterial infection in mice.
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HY-B2176S4 ATP-d14 dilithium
ATP-d14 (Adenosine 5'-triphosphate-ATP-d14) dilithium is the d14-labeled ATP (HY-B2176). ATP is a central component of energy storage and metabolism in vivo. ATP provides the metabolic energy to drive metabolic pumps and serves as a coenzyme in cells. ATP is an important endogenous signaling molecule in immunity and inflammation. ATP can activate the NLRP3 inflammasome and induce IL-1β and chemokines secretion. ATP has anti-bacterial infection effects and can protect mice against bacterial infection in mice.
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HY-P10400A AtPep1 TFA
AtPep1 TFA is an endogenous inducer of innate immune responses. AtPep1 TFA can be isolated from Arabidopsis thaliana leaves. AtPep1 TFA activates the transcription of defensin (PDF1.2), the expression of PROPEP1, the synthesis of hydrogen peroxide (H2O2) near leaf veins, and the alkalization of Arabidopsis suspension cell culture medium. AtPep1 TFA induces the expression of genes encoding defensins and PR-1. AtPep1 TFA is applicable to studies related to Pythium irregulare infection and pathogen infection.
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HY-150709S ATP-13C10,15N5 ammonium solution (100 mM)
ATP-13C10,15N5 (Adenosine 5'-triphosphate-ATP-13C10,15N5) ammonium solution (100 mM) is the 13C10,15N5-labeled ATP (HY-B2176). ATP is a central component of energy storage and metabolism in vivo. ATP provides the metabolic energy to drive metabolic pumps and serves as a coenzyme in cells. ATP is an important endogenous signaling molecule in immunity and inflammation. ATP can activate the NLRP3 inflammasome and induce IL-1β and chemokines secretion. ATP has anti-bacterial infection effects and can protect mice against bacterial infection in mice.
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HY-P990782 Efzofitimod
Efzofitimod is a splice variant of the aminoacyl-tRNA synthetase HARS1, which is fused with the Fc segment of a human antibody. Efzofitimod targets the neuronal phospholipid NRP2 (neuropilin-2) and has anti-inflammatory and immunomodulatory activities. Efzofitimod can downregulate the innate and adaptive immune responses in inflammatory disease states, suppressing indirect lung disease (ILD).

Species: Human

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HY-B2123R Lactose (Standard)
Lactose (Standard) is the analytical standard of Lactose. This product is intended for research and analytical applications. Lactose is a β-galactoside consisting of galactose and glucose residues, the main carbohydrate in mammalian breast milk. Lactose, a macronutrient and an inducer of host innate immune responses, possesses immune modulatory functions.
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HY-W011654 4-Aminophenyl-β-D-galactopyranoside, 98%
4-Aminophenyl-β-D-galactopyranoside, 98% is a highly efficient substrate for β-galactosidase. It is specifically hydrolyzed by this enzyme to release galactose and electroactive p-aminophenol. 4-Aminophenyl-β-D-galactopyranoside, 98% is widely used in colorimetric and electrochemical assays for detecting β-galactosidase activity and determining enzyme kinetics, such as in biosensing fields including cellular senescence, pathogen and contaminant detection. In addition, since β-galactosidase is often overexpressed in primary ovarian cancer, 4-Aminophenyl-β-D-galactopyranoside, 98% can also be applied to related research on primary ovarian cancer.
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HY-P99928 Efprezimod alfa
Efprezimod alfa (MK 7110; CD24 Fc) is a humanized CD24-Fc fusion protein. Efprezimod alfa enhances the interaction between CD24 and Siglec-10, thereby regulating the response of innate immune cells to damage-associated molecular patterns, inhibiting the activation of antigen-presenting cells and subsequent inflammatory responses. Efprezimod alfa is applicable to the research of acute graft-versus-host disease and acquired immunodeficiency syndrome.
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HY-126113 KIN101
KIN101 is a potent RNA viral inhibitor with IC50s of 2 μM, >5 μM for influenza virus and Dengue virus (DNV), respectively. KIN101, an isoflavone agonist of IRF-3 dependent signaling, induces IRF-3 nuclear translocation. KIN101 has broad-spectrum activity against RNA viruses.
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HY-153701S Envudeucitinibum
Envudeucitinibum (Envudeucitinib) is a highly selective, allosteric and orally active TYK2 inhibitor binding to the JH2 domain of TYK2. Envudeucitinibum has no off-target effects on other kinases (JAK1-3). Envudeucitinibum reduces signaling and production of proinflammatory cytokines including IL-12, IL-23, IL-17, and type I interferons (IFNs). Envudeucitinibum can be used for the research of plaque psoriasis, systemic lupus erythematosus (SLE), and other immune-mediated diseases.
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HY-W040255 1-Palmitoyl-2-glutaryl-sn-glycero-3-phosphocholine
1-Palmitoyl-2-glutaryl-sn-glycero-3-phosphocholine is an oxidized phospholipid. 1-Palmitoyl-2-glutaryl-sn-glycero-3-phosphocholine reduces the viability of HUVECs, increases the levels of ferrous ions and lipid peroxidation, promotes the production of superoxide anions, and decreases the levels of glutathione and GPX4 in cells. 1-Palmitoyl-2-glutaryl-sn-glycero-3-phosphocholine upregulates the mRNA and protein levels of FABP3 in HUVECs, impairs mitochondrial membrane potential, and induces ferroptosis-related changes as well as mitochondrial dysfunction and damage. 1-Palmitoyl-2-glutaryl-sn-glycero-3-phosphocholine activates caspase-11 and promotes the continuous release of IL-1β from macrophages and dendritic cells. 1-Palmitoyl-2-glutaryl-sn-glycero-3-phosphocholine inhibits the proliferation of aortic smooth muscle cells and induces apoptosis in these cells. 1-Palmitoyl-2-glutaryl-sn-glycero-3-phosphocholine is applicable to relevant research on atherosclerosis.
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HY-P99484 Botensilimab
Botensilimab (AGEN 1181), a human anti-cytotoxic T-lymphocyte antigen 4 (CTLA-4) monoclonal antibody, is an innate and adaptive immune activator. Botensilimab can be used for the research of cancer.

Species: Human

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HY-101092A QS-21
QS-21 is a mixture of QS-21-Xyl (HY-101092B) and QS-21-Api (HY-101092), with a ratio of 35:65. QS-21 is an innate immune system-targeted adjuvant. QS-21 is promising for research of oncology vaccines (e.g., melanoma) and infectious disease vaccines (e.g., HIV, malaria).
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HY-123805 KIN1400
KIN1400 is a potent IRF3 activator. KIN1400 triggers IRF3-dependent innate immune antiviral genes (RIG-I, MDA5, IFIT1, and Mx1) and IFN-β expression. KIN1400 inhibits WNV and DV, two mosquito-borne members of the Flaviviridae and the genus Flavivirus. KIN1400 also inhibits HCV replication. KIN1400 induces innate antiviral immunity through a MAVS-IRF3 axis.
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HY-159114 Whole Glucan Particles
Whole Glucan Particles is a Dectin-1a agonist. Whole Glucan Particles activates the innate immune system to improve the function of macrophages, monocytes and other immune cells.
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HY-P990068 Perenostobart
Perenostobart (SRF617) is a human IgG4 antibody with inhibitory activity against CD39 ATPase. Perenostobart inhibits CD39-mediated hydrolysis of extracellular ATP to AMP, with IC50 values of 1.9 nM (HEK293 OE cells), 0.7 nM (MOLP-8 cells), and 1.2 nM (RBC-lysed whole blood). Perenostobart enhances CD4+ T-cell proliferation, promotes dendritic cell maturation, and boosts inflammasome activation in macrophages in the presence of ATP. Perenostobart demonstrates significant single-agent anti-tumor efficacy in MOLP-8 and H520 xenograft models. Perenostobart can be used for the study of cancer.

Species: Human

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HY-139410 Sodium caseinates
Sodium caseinates is a kind of sodium salts of major milk proteins, which act as protein-based biopolymers and innate immune system activators. Sodium caseinates induce granulopoiesis, activation and differentiation, promote the production of M-CSF, and increase serum levels of G-CSF and GM-CSF. Sodium caseinates inhibit the proliferation and reduce the viability of leukemia macrophage-like cells, thereby significantly improving the survival rate of mice inoculated with leukemia cells. Sodium caseinates can serve as carriers for probiotics in edible films and exhibit anti-Listeria activity. Sodium caseinates effectively protect vitamin A from degradation, enhance its stability, bioaccessibility and bioavailability, and regulate protein digestibility when complexed with vitamin A. Sodium caseinates can be applied to research related to acute monocytic leukemia and vitamin A deficiency.
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HY-150709S1 ATP-13C10,15N5 dilithium
ATP-13C10,15N5 (Adenosine 5'-triphosphate-ATP-13C10,15N5) dilithium is the 13C10,15N5-labeled ATP (HY-B2176). ATP is a central component of energy storage and metabolism in vivo. ATP provides the metabolic energy to drive metabolic pumps and serves as a coenzyme in cells. ATP is an important endogenous signaling molecule in immunity and inflammation. ATP can activate the NLRP3 inflammasome and induce IL-1β and chemokines secretion. ATP has anti-bacterial infection effects and can protect mice against bacterial infection in mice.
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HY-P2617A Ac-WEHD-AFC TFA
Ac-WEHD-AFC TFA is a fluorogenic caspase-1 substrate. Ac-WEHD-AFC TFA can measure caspase-1 fluorogenic activity and can be used for the research of tumor and inflammation.
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HY-W001952 6-Bromo-2-naphthol
6-Bromo-2-naphthol is an RTP (real-time polymerase chain reaction) probe that forms a 1:1 or 2:1 complex with β-cyclodextrin (β-CD). 6-Bromo-2-naphthol is capable of real-time monitoring of PCR reactions and quantification of specific nucleic acid sequences. RTP probes are a class of small DNA or RNA sequences labeled with fluorescent dyes and quencher molecules, which can be widely used in gene expression analysis, SNP genotyping, and pathogen detection. 6-Bromo-2-naphthol embeds into the cyclodextrin cavity through hydrophobic interactions, inhibits the oxygen quenching effect, and emits a phosphorescent signal at room temperature. 6-Bromo-2-naphthol can also be used as an intermediate for the synthesis of antibacterial azo dyes, and its derivatives show antibacterial activity against Staphylococcus aureus, Escherichia coli and other bacteria.
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HY-N6714 Alternariol
Alternariol is an orally ingested mycotoxin produced by Alternaria, capable of inhibiting the activity of topoisomerase I and II (topoisomerase I, topoisomerase II). Alternariol has weak estrogenic (Estrogen Receptor/ERR) and androgen/antiandrogen (Androgen Receptor) effects. Alternariol can induce apoptosis, trigger cell cycle arrest, suppress innate immune responses, and exhibit anti-tumor activity. Alternariol has genotoxic, mutagenic, and endocrine-disrupting effects.

Source: fungi of the genus Alternaria

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HY-113134S 25-Hydroxycholesterol-d6
25-Hydroxycholesterol-d6 (25-OHC-d6) is the deuterium labeled 25-Hydroxycholesterol. 25-Hydroxycholesterol is a metabolite of cholesterol that is produced and secreted by macrophages in response to Toll-like receptor (TLR) activation. 25-hydroxycholesterol is a potent (EC50≈65 nM) and selective suppressor of IgA production by B cells.
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HY-P99666 Interferon alfa-2b
Interferon alfa-2b is a type I interferon that activates novel genes and exerts potent antiviral and antiproliferative activity on target cells. Signaling by Interferon alfa-2b requires receptor-dependent activation of Stat1 and Stat2 to form a heterodimeric STAT that binds to the DNA-binding protein IRF-9 (p48) and forms ISGF-3 (IFN-stimulated gene factor 3). The driver genes are then further activated by ISGF-3 to achieve antiviral function.
IFNAR  
Cancer   Infection  
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HY-N0891 Tubeimoside II
Tubeimoside II is an orally active triterpenoid saponin and antiviral agent that binds to PACT/PRKRA with Kd values of 5.37 μM and 133.1 μM, respectively. Tubeimoside II inhibits oxidase-dependent EGFR activation and reduces TGF-β1-induced oxidative stress. Tubeimoside II activates the RIG-I signaling pathway and increases IFN-β secretion. Tubeimoside II suppresses TPA-induced ear edema, mouse sarcoma 180 growth, and TPA-induced skin tumor formation. Tubeimoside II exerts broad-spectrum antiviral activity against SARS-CoV-2, HCoV-OC43, and IAV-H1N1/FM1. Tubeimoside II can be used in research related to retinoblastoma, respiratory viral infections, skin tumors, and sarcoma 180.
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HY-W031757 Anthraquinone-2-carboxylic acid
Anthraquinone-2-carboxylic acid is an orally active anthraquinone compound and Antibacterial agent. Anthraquinone-2-carboxylic acid can be isolated from Bajitian. Anthraquinone-2-carboxylic acid inhibits the activation of DPP-IV, COX-2, NF-κB and AP-1. Anthraquinone-2-carboxylic acid blocks IAV-induced activation of the RIG-I/STAT1 pathway, alleviates IAV-mediated weight loss, and protects against lethal IAV infection. Anthraquinone-2-carboxylic acid inhibits the growth of various Staphylococcus strains. It possesses potent anti-inflammatory, immunomodulatory, analgesic and antibacterial activities.\n



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HY-P3151 Gliadin p31-43
Gliadin p31-43 is an undigested gliadin peptide. Gliadin p31-43 induces an innate immune response in the intestine and interferes with endocytic trafficking. Gliadin p31-43 can be used for celiac disease research.
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HY-P1771A OVA G4 peptide TFA
OVA G4 peptide TFA is a variant of the agonist ovalbumin (OVA) peptide SIINFEKL (257-264). SIINFEKL is routinely used to stimulate ovalbumin-specific T cells and to test new vaccine adjuvants can form a stable hydrogel.
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HY-P99791 Orilanolimab
Orilanolimab (SYNT001) is a humanized, de-immunized and FcRn-blocking monoclonal antibody. Orilanolimab blocks the interaction between FcRn and the Fc portion of IgG molecules. Orilanolimab impedes IgG IC activation of the FcRn-mediated adaptive immune function. And Orilanolimab disrupts the associated pathways related to IgG homeostasis and innate and adaptive immunity.

Species: Human

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HY-P99759 Nogapendekin alfa (his tag)
Nogapendekin alfa his tag is an immunostimulant that binds to the IL-2RβγC complex on immune cells. Nogapendekin alfa his tag stimulates the proliferation and activation of natural killer cells and CD8+ T cells, upregulates the expression of granzyme B and perforin, and activates the innate and adaptive immune branches. Nogapendekin alfa his tag forms ALT-803 with IL-15RαSuFc; this complex has an extended biological half-life, improved biodistribution and retention in lymphoid tissues, enhances natural killer cell-mediated rituximab-dependent cellular cytotoxicity, and reduces tumor burden and improves survival when combined with anti-CD20 monoclonal antibody therapy. Nogapendekin alfa his tag can be used in the research of non-Hodgkin's lymphoma.

Species: Human

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HY-P2076 Dusquetide
Dusquetide (SGX942) is a first-in-class innate defense regulator (IDR). Dusquetide modulates the innate immune response to both PAMPs and DAMPs by binding to p62. Dusquetide shows activity in both reducing inflammation and increasing clearance of bacterial infection. DAMPs: damage-associated molecular patterns; PAMPs: pathogen-associated molecular patterns
p62   Bacterial  
Infection  
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HY-161553 Biotin/KLH
Biotin/KLH is an antigen-adjuvant conjugate that consists of Biotin and Keyhole Limpet Hemocyanin (KLH). By conjugating the antigen with a protein adjuvant, the production of antigen-specific antibodies in vaccine models can be enhanced. The conjugate does not affect protein folding or disrupt major epitopes, and it can enhance cross-presentation and the generation of antigen-specific T cells.
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HY-145121 DS96432529
DS96432529 is an orally active CDK8 inhibitor with an IC50 of 33 nM. DS96432529 enhances ALPase activity, with an EC200 of 63 nM. DS96432529 inhibits TNF-α-induced activation of the RLR signaling pathway, activates mitophagy, accelerates mineralized nodule formation, and suppresses the proliferation of periodontal ligament stem cells. DS96432529 promotes bone formation, alleviates ligation-induced alveolar bone loss, and increases bone mineral density in ovariectomized animal models. DS96432529 can be used in studies related to periodontitis and osteoporosis.
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HY-P10396 Elf18
Elf18 is a peptide fragment of bacterial translation elongation factor Tu (EF-Tu). Elf18 can be recognized by plant pattern recognition receptors, thereby inducing an immune response. Elf18 can enhance plants' resistance to pathogens and can be used in research related to plant immune responses.
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HY-P10586A Macrophage-activating lipopeptide 2 TFA
Macrophage-activating lipopeptide 2 TFA is an agonist of Toll like receptors TLR-2/TLR-6. Macrophage-activating lipopeptide-2 enhances endothelial nitric oxide synthase (eNOS) phosphorylation and endothelial cell release of NO, thereby improving vasodilation. Macrophage-activating lipopeptide-2 enhances endothelial adhesion of white blood cells and improve perfusion recovery and collateral growth in the hind limbs of hypercholesterolemic Apoe deficient mice undergoing experimental femoral artery ligation (FAL).
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HY-107202GL Polyinosinic-polycytidylic acid (GMP Like)
Polyinosinic-polycytidylic acid (Poly(I:C)) (GMP Like) is the GMP Like class Polyinosinic-polycytidylic acid (HY-107202), and can be used as pharmaceutical excipients. Polyinosinic-polycytidylic acid (Poly(I:C)) is a synthetic analog of double-stranded RNA and an agonist of toll-like receptor 3 (TLR3) and retinoic acid inducible gene I (RIG-I)-like receptors (RIG-I and MDA5). Polyinosinic-polycytidylic acid can be used as a vaccine adjuvant to enhance innate and adaptive immune responses, and to alter the tumor microenvironment. Polyinosinic-polycytidylic acid can directly trigger cancer cells to undergo apoptosis.
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HY-13740G Resiquimod (GMP)
Resiquimod (R848) (GMP) is Resiquimod (HY-13740) produced by using GMP guidelines. GMP small molecules work appropriately as an auxiliary reagent for cell therapy manufacture. Resiquimod is a Toll-like receptor 7 and 8 (TLR7/TLR8) agonist. Resiquimod (GMP) can induce human mMDSC to mature into inflammatory macrophages.
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HY-16059 Arglabin
Arglabin ((+)-Arglabin), a natural product isolated from Artemisia glabella, is a NLRP3 inflammasome inhibitor. Arglabin shows anti-inflammatory and antitumor activities. The antitumor activity of Arglabin proceeds through its inhibition of farnesyl transferase which leads to the activation of RAS proto-oncogene.
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HY-159069 Zymosan (ZM), 95%
Zymosan (ZM), 95% is a yeast cell wall-derived carbohydrate-rich preparation and immunomodulator. Zymosan (ZM), 95% binds to and activates TLR-2, TLR-4, and Dectin-1 receptor to trigger downstream signaling pathways. Zymosan (ZM), 95% upregulates TLR-2, TLR-4, and TNF-α mRNA expression, increases serum TNF-α levels, and stimulates splenocyte number and viability in mice. Zymosan (ZM), 95% attenuates melanoma growth progression, modulates macrophage marker gene expression, and mediates phagocytosis, ROS generation, and cytokine production. Zymosan (ZM), 95% reduces Connexin 43 protein and mRNA levels, inhibits gap junctional intercellular communication, and induces proinflammatory factor production in human corneal cells. Zymosan (ZM), 95% induces peritoneal inflammation in mice, functions as a drug carrier, and supports fibroblast cell attachment in hydrogel formulations. Zymosan (ZM), 95% can be used for the research of melanoma, tumors, fungal keratitis, ocular surface inflammatory disorders, and peritoneal inflammation.
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HY-B2176S6 ATP-13C10 dilithium
ATP-13C10 (Adenosine 5'-triphosphate-ATP-13C10) dilithium is the 13C10-labeled ATP (HY-B2176). ATP is a central component of energy storage and metabolism in vivo. ATP provides the metabolic energy to drive metabolic pumps and serves as a coenzyme in cells. ATP is an important endogenous signaling molecule in immunity and inflammation. ATP can activate the NLRP3 inflammasome and induce IL-1β and chemokines secretion. ATP has anti-bacterial infection effects and can protect mice against bacterial infection in mice.
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HY-NP0204 MSA Protein
MSA Protein (Mouse Serum Albumin) is most abundant protein in plasma, which leaks into the brain parenchyma when the blood-brain barrier (BBB) is impaired. Mouse Serum Albumin induces astrocytes to A1 phenotype to remarkably increase levels of Elovl1. Mouse Serum Albumin promotes VLSFAs secretion and causes neuronal lippoapoptosis through endoplasmic reticulum stress response pathway. MSA-activated microglia triggeres remarkable tau phosphorylation at multiple sites (Ser202/Thr205) through NLRP3 inflammasome pathway. Mouse Serum Albumin decreases the spatial learning and memory abilities in mice. Mouse Serum Albumin can be used for the study of neurodegenerative diseases like Alzheimer’s disease (AD) and frontotemporal dementia (FTD).
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HY-P1680 Astin C
Astin C (Asterin) is a cyclopeptide that can be extracted from Aster tataricus. Astin C has anti-inflammatory and anti-cancer activities. Astin C can specifically inhibit the cGAS-STING signaling pathway, block the recruitment of IRF3 to the STING signalosome, and thus inhibit the innate inflammatory response. Astin C can be used in the research of autoimmune diseases and cancers.
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HY-P9990 Litifilimab
Litifilimab (BIIB059) is a humanized IgG1 monoclonal antibody targeting BDCA2. Litifilimab induces internalization of BDCA2 receptors on the membrane of plasmacytoid dendritic cells, inhibits the TLR7/TLR9 signaling pathway, and suppresses the production of type I interferons. Litifilimab can be used in the research of systemic and cutaneous lupus erythematosus.

Species: Human

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HY-P99396 Spesolimab
Spesolimab (BI 655130) is a mouse-derived humanized IgG1k antibody against IL-36R. IL-36 plays an important role in the immune system and Spesolimab is being investigated in palmoplantar pustulosis (PPP). Spesolimab was associated with a reduction in biomarkers associated with the innate, Th1/Th17 and neutrophil pathways.

Species: Human

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HY-B2176R ATP (Standard)
ATP (Adenosine 5'-triphosphate) (Standard) is the analytical standard of ATP (HY-B2176). This product is intended for research and analytical applications. ATP is a central component of energy storage and metabolism in vivo. ATP provides the metabolic energy to drive metabolic pumps and serves as a coenzyme in cells. ATP is an important endogenous signaling molecule in immunity and inflammation. ATP can activate the NLRP3 inflammasome and induce IL-1β and chemokines secretion. ATP has anti-bacterial infection effects and can protect mice against bacterial infection in mice.
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HY-P70483 IFNAR1 Protein, Human (HEK293, His)
IFNAR1, one of the subunit of IFN-α/β receptor, is a type I IFN receptor. IFNAR1 forms the heterodimeric receptor with IFNAR2. IFNAR1 mediates IFN-induced STAT signaling by interacting with tyrosine kinase 2 (Tyk2). Upon activation by these IFNs, IFNAR1 and IFNAR2 undergo a conformational change to promote a cascade of downstream signaling events, including the phosphorylation of Tyk2 and JAK1, STAT1 and STAT2. IFNAR1 Protein, Human (HEK293, His) is a recombinant human IFNAR1 (K28-K436) with C-terminal 6*His tag, which is produced in HEK293 cells.

Species: Human; Source: HEK293

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HY-P700089AF Animal-Free IFN-alpha 1/IFNA13 Protein, Human (His)
IFN-alpha 1a/IFNA1 Protein, produced by macrophages, demonstrates robust antiviral activities. It stimulates essential enzymes—a protein kinase and an oligoadenylate synthetase—contributing to the intricate molecular response that fortifies the host's immune defenses against viral threats. Animal-Free IFN-alpha 1/IFNA13 Protein, Human (His) is the recombinant human-derived animal-FreeIFN-alpha 1a/IFNA1 protein, expressed by E. coli , with N-His labeled tag. This product is for cell culture use only.

Species: Human; Source: E. coli

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HY-P700090AF Animal-Free IFN-beta 1b Protein, Human (His)
PDGF R beta protein is a receptor protein that binds to platelet-derived growth factor (PDGF). It is expressed in a variety of cells, including fibroblasts and smooth muscle cells. Animal-Free IFN-beta 1b Protein, Human (His) is the recombinant human-derived animal-FreeIFN-beta protein, expressed by E. coli , with C-His labeled tag.This product is for cell culture use only.

Species: Human; Source: E. coli

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HY-P701095 IFN-alpha 2b/IFNA2 Protein, Human (His)
IFN-alpha 2 (IFNA2), belongs to type I interferon family, is a protein secreted by cells infected by a virus and acting on other cells to inhibit viral infection. IFN-alpha 2 increases the frequencies of cytotoxic CD8+ T cells and induces CD4+ T cell depletion. IFN-alpha 2b/IFNA2 Protein, Human contains 165 a.a., is produced in E. coli with N-6*His tagged.

Species: Human; Source: E. coli

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HY-P70952 IFNAR1 Protein, Cynomolgus (HEK293, His)
IFNAR1, one of the subunit of IFN-α/β receptor, is a type I IFN receptor. IFNAR1 forms the heterodimeric receptor with IFNAR2. IFNAR1 mediates IFN-induced STAT signaling by interacting with tyrosine kinase 2 (Tyk2). Upon activation by these IFNs, IFNAR1 and IFNAR2 undergo a conformational change to promote a cascade of downstream signaling events, including the phosphorylation of Tyk2 and JAK1, STAT1 and STAT2. IFNAR1 Protein, Cynomolgus (HEK293, His) is a recombinant Cynomolgus IFNAR1 (A25-K437) with C-terminal 6*His tag, which is produced in HEK293 cells.

Species: Cynomolgus; Source: HEK293

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HY-P83367 Interferon alpha/beta Receptor 1 Antibody (YA3112)
Interferon alpha/beta Receptor 1 Antibody (YA3112) is a Rabbit-derived and non-conjugated IgG monoclonal antibody, targeting to Interferon alpha/beta Receptor 1.

Host: Rabbit; Reactivity: Human

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HY-P89824 IFNAR2 Antibody (YA9168)
IFNAR2 Antibody (YA9168) is a Mouse-derived and non-conjugated IgG2b monoclonal antibody, targeting to IFNAR2.

Host: Mouse; Reactivity: human

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HY-P811166 IFNAR2 Antibody
IFNAR2 Antibody is a Rabbit-derived and non-conjugated IgG Polyclonal antibody, targeting to IFNAR2.

Host: Rabbit; Reactivity: Human, Mouse, Rat

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HY-P83367A Interferon alpha/beta Receptor 1 Antibody (YA3112)(PBS only)
Interferon alpha/beta Receptor 1 Antibody (YA3112) is a Rabbit-derived and non-conjugated IgG monoclonal antibody, targeting to Interferon alpha/beta Receptor 1.

Host: Rabbit; Reactivity: Human

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HY-P811168 YEATS2 Antibody
YEATS2 Antibody is a Rabbit-derived and non-conjugated IgG Polyclonal antibody, targeting to YEATS2.

Host: Rabbit; Reactivity: Human, Mouse, Rat

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Keywords

pattern recognition receptors | pathogen detection | innate immunity | Toll-like receptors | cGAS–STING | RIG-I-like receptors | NOD-like receptors | inflammasome | type I interferon | vaccine adjuvants