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Results for "

Defensins

" in MedChemExpress (MCE) Product Catalog:

By Targets:	Antibiotic (6) Apoptosis (2) Bacterial (27) CMV (2) DNA/RNA Synthesis (2) Drug Intermediate (2) Endogenous Metabolite (2) Environmental Pollutants (1) Ferroptosis (1) Flavivirus (2) Fungal (6) HDAC (2) HIV (6) HPV (1) HSV (4) Influenza Virus (4) Interleukin Related (1) Isotope-Labeled Compounds (4) Melanocortin Receptor (2) NF-κB (2) NOD-like Receptor (NLR) (2) P-glycoprotein (1) Parasite (3) Phytohormone (2) Reference Standards (2) Reverse Transcriptase (1) SARS-CoV (2) Ser/Thr Protease (2) TNF Receptor (2) Toll-like Receptor (TLR) (2)
By Research Areas:	Cancer (4) Cardiovascular Disease (2) Infection (27) Inflammation/Immunology (11) Metabolic Disease (1) Neurological Disease (1)

By Targets:

Antibiotic (6)

Apoptosis (2)

Bacterial (27)

CMV (2)

DNA/RNA Synthesis (2)

Drug Intermediate (2)

Endogenous Metabolite (2)

Environmental Pollutants (1)

Ferroptosis (1)

Flavivirus (2)

Fungal (6)

HDAC (2)

HIV (6)

HPV (1)

HSV (4)

Influenza Virus (4)

Interleukin Related (1)

Isotope-Labeled Compounds (4)

Melanocortin Receptor (2)

NF-κB (2)

NOD-like Receptor (NLR) (2)

P-glycoprotein (1)

Parasite (3)

Phytohormone (2)

Reference Standards (2)

Reverse Transcriptase (1)

SARS-CoV (2)

Ser/Thr Protease (2)

TNF Receptor (2)

Toll-like Receptor (TLR) (2)

By Research Areas:

Cancer (4)

Cardiovascular Disease (2)

Infection (27)

Inflammation/Immunology (11)

Metabolic Disease (1)

Neurological Disease (1)

Inhibitors & Agonists

Peptides

Inhibitory Antibodies

Natural
Products

Isotope-Labeled Compounds

Cat. No.	Product Name	Target	Research Areas	Chemical Structure

HY-P2310

Defensin HNP-1 human	Bacterial Parasite Apoptosis HIV HSV CMV TNF Receptor NOD-like Receptor (NLR) DNA/RNA Synthesis Influenza Virus	Cardiovascular Disease Infection
Defensin HNP-1 human is a type of human neutrophil peptide (HNPs). Defensin HNP-1 human possesses immunomodulatory functions and can delay the apoptosis of neutrophils. Defensin HNP-1 human inhibits DNA/RNA/protein synthesis and interferes with metabolic pathways, thus exhibiting broad antibacterial activity. Defensin HNP-1 human has direct inactivation effects on HIV, HSV-1, HSV-2, CMV, influenza virus, etc. Defensin HNP-1 human has antileishmanial activity. Defensin HNP-1 human is involved in endothelial cell dysfunction during the early development of atherosclerosis .

HY-N7057

Nonanoic acid 1 Publications Verification Pelargonic acid	Environmental Pollutants Endogenous Metabolite Bacterial	Infection
Nonanoic acid (Pelargonic acid) is a naturally-occurring saturated fatty acid with nine carbon atoms. Nonanoic acid significantly reduces bacterial translocation, enhances antibacterial activity, and remarkably increases the secretion of porcine β-defensins 1 (pBD-1) and pBD-2 .

HY-19892A

Brilacidin tetrahydrochloride 1 Publications Verification PMX 30063 tetrahydrochloride	Bacterial Antibiotic	Infection Cancer
Brilacidin tetrahydrochloride (PMX 30063 tetrahydrochloride) is an anti-infective antimicrobial with MIC90s of 1 and 8 μg/mL for Gram-positive bacteria Streptococcus pneumonia and Streptococcus viridans, and MIC90 of 8 and 4 μg/mL for Gram-negative bacteria Haemophilus influenza and Pseudomonas aeruginosa. Brilacidin tetrahydrochloride is a defensin mimetic antibiotic compound .

HY-P2310A

Defensin HNP-1 human TFA	Bacterial Parasite Apoptosis HIV HSV CMV TNF Receptor Interleukin Related NOD-like Receptor (NLR) DNA/RNA Synthesis Influenza Virus	Cardiovascular Disease Infection
Defensin HNP-1 human TFA is a type of human neutrophil peptide (HNPs). Defensin HNP-1 human TFA possesses immunomodulatory functions and can delay the apoptosis of neutrophils. Defensin HNP-1 human TFA inhibits DNA/RNA/protein synthesis and interferes with metabolic pathways, thus exhibiting broad antibacterial activity. Defensin HNP-1 human TFA has direct inactivation effects on HIV, HSV-1, HSV-2, CMV, influenza virus, etc. Defensin HNP-1 human TFA has antileishmanial activity. Defensin HNP-1 human TFA is involved in endothelial cell dysfunction during the early development of atherosclerosis .

HY-P2315

*Human β-defensin-1* HβD-1	Antibiotic Bacterial	Infection
Human β-defensin-1 (HβD-1) is a cysteine-rich cationic skin-antimicrobial peptide (SAP) produced by all epithelial surfaces, but also by circulatory cells and cells of the reproductive tract. Human β-defensin-1 has antimicrobial activities against a broad-sperm bacteria .

HY-Y0603

3-Hydroxyacetophenone m-Hydroxyacetophenone	Drug Intermediate Fungal	Others
3-Hydroxyacetophenone (m-Hydroxyacetophenone) is a hydroxy-substituted alkyl phenyl ketone and also a plant defensin in carnations. 3-Hydroxyacetophenone has antifusarium activity. In addition, 3-Hydroxyacetophenone can be used to synthesize Rivastigmine (HY-17368) .

HY-P2302

Defensin HNP-3 human	Antibiotic Bacterial Fungal	Infection Inflammation/Immunology Cancer
Defensin HNP-3 human is an *α-defensin* stored in the azurophilic granules of human neutrophils. Defensin HNP-3 human exerts broad-spectrum bactericidal, antifungal and antiviral activities mainly by forming bacterial membrane pores, and acts as a chemoattractant for monocytes and T cells. Defensin HNP-3 human maintains epithelial integrity to support periodontal tissue homeostasis, and exerts concentration-dependent effects on epithelial cell proliferation, adhesion and bacterial adhesion. Defensin HNP-3 human targets solid tumors and leukemia by inducing single-strand DNA breaks and membrane permeabilization in tumor cells via electrostatic binding and pore formation. Defensin HNP-3 human is abundant in human tongue squamous cell carcinoma and neutrophils infiltrating oral squamous cell carcinoma. Defensin HNP-3 human can be applied to research related to periodontitis and human tongue squamous cell carcinoma .

HY-N7057S2

Nonanoic acid-d4 Pelargonic acid-d₄	Isotope-Labeled Compounds Bacterial	Infection
Nonanoic acid (Pelargonic acid)-d₄ is the deuterium labeled Nonanoic acid (HY-N7057). Nonanoic acid is a naturally-occurring saturated fatty acid with nine carbon atoms. Nonanoic acid significantly reduces bacterial translocation, enhances antibacterial activity, and remarkably increases the secretion of porcine β-defensins 1 (pBD-1) and pBD-2 .

HY-N7057S

Nonanoic acid-d17 Pelargonic acid-d₁₇	Isotope-Labeled Compounds Bacterial	Infection
Nonanoic acid (Pelargonic acid)-d₁₇ is the deuterium labeled Nonanoic acid (HY-N7057). Nonanoic acid is a naturally-occurring saturated fatty acid with nine carbon atoms. Nonanoic acid significantly reduces bacterial translocation, enhances antibacterial activity, and remarkably increases the secretion of porcine β-defensins 1 (pBD-1) and pBD-2 .

HY-P5694

*Human α-defensin* 5**	HPV Parasite	Infection
Human α-defensin 5 is an antiviral peptide. Human α-defensin 5 blocks infection of non-enveloped viruses, including AdV, HPV, and polyomaviruses (IC₅₀: 0.6-1.25 μM for HPV16). Human α-defensin 5 can bind to the viral capsid and blocks escape of the virus from the endosome. Human α-defensin 5 increases HIV binding to the cell surface. Human α-defensin 5 also has parasiticidal activity .

HY-P5681

*Human α-Defensin* 6**	Bacterial	Infection Inflammation/Immunology
Human α-Defensin 6, a 32-residue cysteine-rich peptide, can inhibit bacterial invasion and contribute to the mucosal immunity. Human α-Defensin 6 forms ordered self-assembly fibrils and nanonets that surround and entangle bacteria after stochastic binding to bacterial surface proteins. Human α-Defensin 6 also inhibits C. albicans biofilm formation .

HY-P3979

Defensin HNP 4 HNP 4	Bacterial Melanocortin Receptor	Infection
Defensin HNP 4 (HNP 4) is a host-defense peptide that has antimicrobial activity against Gram-negative bacteria. Defensin HNP 4 inhibits ACTH stimulated synthesis of Corticosterone (HY-B1618) in rat adrenal cell suspensions .

HY-P2311

Defensin HNP-2 human	Endogenous Metabolite Antibiotic	Inflammation/Immunology
Defensin HNP-2 human is an endogenous antibiotic peptide and monocyte chemotactic peptide produced by human neutrophils.

HY-P10400

AtPep1	Phytohormone	Inflammation/Immunology
AtPep1 is a plant elicitor peptide. AtPep1 activates transcription of the defensive gene defensin (PDF1.2) and activates the synthesis of H₂O₂, which are components of the innate immune response against pathogens. AtPep1 can be isolated from extracts of Arabidopsis leaves .

HY-N7057S3

Nonanoic acid-d2 Pelargonic acid-d₂; Pelargonic acid-d2 (n-Nonanoic acid, C9 )	Isotope-Labeled Compounds Bacterial	Infection
Nonanoic acid (Pelargonic acid)-d₂ is the deuterium labeled Nonanoic acid (HY-N7057) . Nonanoic acid is a naturally-occurring saturated fatty acid with nine carbon atoms. Nonanoic acid significantly reduces bacterial translocation, enhances antibacterial activity, and remarkably increases the secretion of porcine β-defensins 1 (pBD-1) and pBD-2 .

HY-N7057S1

Nonanoic acid-d3 Pelargonic acid-d₃	Isotope-Labeled Compounds Bacterial	Infection
Nonanoic acid (Pelargonic acid)-d₃ is the deuterium labeled Nonanoic acid (HY-N7057). Nonanoic acid is a naturally-occurring saturated fatty acid with nine carbon atoms. Nonanoic acid significantly reduces bacterial translocation, enhances antibacterial activity, and remarkably increases the secretion of porcine β-defensins 1 (pBD-1) and pBD-2 .

HY-P4902

Retrocyclin-1	P-glycoprotein HIV	Infection
Retrocyclin-1 is a kind of Theta-defensin. Retrocyclin-1 recognizes and binds to carbohydrate-containing surface molecules, to protect cells from HIV-1 infection. Retrocyclin-1 exhibits high affinity to fetuin, gp120 (K_d=35.4 nM), CD4 (K_d=31 nM), and galactosylceramide (K_d=24.1 nM) .

HY-P3981

Defensin NP-3A NP-3A; Corticostatin 1, rabbit	Bacterial Melanocortin Receptor	Neurological Disease
Defensin NP-3A (NP-3A; Corticostatin 1) is a human granulocyte peptide, with anti-ACTH activity. Defensins are antimicrobial peptides with and cytotoxic activity .

HY-P2313

*Human β-defensin-2* HβD-2	Antibiotic Bacterial	Infection
Human β-defensin-2 (HβD-2) is a small cysteine-rich cationic skin-antimicrobial peptide (SAP) produced by a number of epithelial cells.Human β-defensin-2 has antimicrobial activity against gram-negative bacteria and Candida, but not gram-positive Staphylococcus aureus . Human β-defensin-2 can be used for the study of colitis .

HY-19892

Brilacidin PMX 30063	Bacterial Antibiotic	Infection Cancer
Brilacidin (PMX 30063) is an anti-infective antimicrobial with MIC90s of 1 and 8 μg/mL for Gram-positive bacteria Streptococcus pneumonia and Streptococcus viridans, and MIC90 of 8 and 4 μg/mL for Gram-negative bacteria Haemophilus influenza and Pseudomonas aeruginosa. Brilacidin is a defensin mimetic antibiotic compound .

HY-P10462

SAP15 Synthetic anti-inflammatory peptide 15	HDAC NF-κB	Inflammation/Immunology
SAP15 (Synthetic anti-inflammatory peptide 15) is a synthetic anti-inflammatory peptide consisting of 15 amino acids designed from human beta-defensin 3. SAP15 has the ability to penetrate cells and is able to induce downregulation of intracellular inflammation. SAP15 inhibits inflammation by inhibiting the phosphorylation of HDAC5 and thereby reducing the phosphorylation of NF-κB p65. SAP15 inhibits HDAC5 and NF-κB p65 phosphorylation in LPS (HY-D1056)-induced macrophages. SAP15 increases the expression of aggrecan and type II collagen and decreases the expression of osteocalcin in LPS-induced chondrocytes. SAP15 can be used in the study of inflammation regulation and anti-inflammatory therapy of biomaterials .

HY-P10400A

AtPep1 TFA	Phytohormone	Infection
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 .

HY-P11158

Gymnin	Fungal HIV Reverse Transcriptase	Infection Cancer
Gymnin is a defensin-like antifungal peptide. Gymnin has significant antifungal activities against phytopathogenic and mycotoxigenic fungi. Gymnin inhibits HIV-1 reverse transcriptase with an IC₅₀ of 200 μM and the proliferation of tumor cells. Gymnin has a weak mitogenic activity toward murine splenocytes. Gymnin can be used for plant disease treatments research .

HY-P5642

Retrocyclin-101 RC-101	Bacterial Ser/Thr Protease Influenza Virus HSV SARS-CoV Toll-like Receptor (TLR) Fungal HIV Flavivirus	Infection Inflammation/Immunology
Retrocyclin-101 (RC-101) is a synthetic cyclic θ-defensin, a broad-spectrum antimicrobial peptide with anti-pathogen (covering viruses, bacteria and fungi) activity and anti-inflammatory activity. Retrocyclin-101 exhibits significant inhibitory activity against HIV, SARS-CoV-2, flaviviruses, influenza viruses, HSV-1/2, Staphylococcus aureus and others. Retrocyclin-101 inhibits TLR4 and TLR2-mediated signal transduction and reduces pro-inflammatory cytokine expression .

HY-P10462A

SAP15 acetate Synthetic anti-inflammatory peptide 15 acetate	HDAC NF-κB	Inflammation/Immunology
SAP15 (Synthetic anti-inflammatory peptide 15) acetate is a synthetic anti-inflammatory peptide consisting of 15 amino acids designed from human beta-defensin 3. SAP15 acetate has the ability to penetrate cells and is able to induce downregulation of intracellular inflammation. SAP15 acetate inhibits inflammation by inhibiting the phosphorylation of HDAC5 and thereby reducing the phosphorylation of NF-κB p65. SAP15 acetate inhibits HDAC5 and NF-κB p65 phosphorylation in LPS (HY-D1056)-induced macrophages. SAP15 acetate increases the expression of aggrecan and type II collagen and decreases the expression of osteocalcin in LPS-induced chondrocytes. SAP15 acetate can be used in the study of inflammation regulation and anti-inflammatory therapy of biomaterials .

HY-P11149

*Human Defensin-5 (1-9)*	Bacterial	Infection Metabolic Disease
Human Defensin-5 (1-9) is an orally active antimicrobial peptide. Human Defensin-5 (1-9) can inhibit metabolic disorders induced by Western-style diet (WSD) or Western-style diet with fructose (WSDF). Human Defensin-5 (1-9) enhances intestinal barrier function by upregulating the gene expression of ileal tight junction protein and mucins. Human Defensin-5 (1-9) can be used for the study of obesity and related metabolic diseases .

HY-P2656

*β-Defensin-4 (human)* hBD-4	Bacterial	Infection
β-Defensin-4 human is an inducible peptide with a specific salt-sensitive spectrum of antimicrobial activity .

HY-P5625

ROAD-1	Bacterial	Infection
ROAD-1 is an oral mucosal α-defensin of Rhesus Macaque. ROAD-1 is active against S. aureus, E. coli, and C. albicans .

HY-P5603

*Bovine neutrophil beta-defensin* 12** BNBD-12	Bacterial	Infection
Bovine neutrophil beta-defensin 12 is an antimicrobial peptide derived from bovine neutrophils, which has antibacterial activity against Escherichia coli and Staphylococcus aureus .

HY-P2291

*Beta-defensin* 103 isoform X1, pig**	Bacterial	Inflammation/Immunology
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 .

HY-P2291A

*Beta-defensin* 103 isoform X1, pig TFA**	Bacterial	Inflammation/Immunology
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 .

HY-P5461

CHRG01	Bacterial	Others
CHRG01 is a biological active peptide. (CHRG01 is derived from human b-defensin 3 (hBD3) C-terminal amino acids 54 to 67, with all Cys residues substituted with Ser. This substitution removes all disulfide bond linkages within the sequence. CHRG01, like hBD3, displays electrostatic-dependent antimicrobial properties.)

HY-N7057R

Nonanoic acid (Standard) Pelargonic acid (Standard)	Reference Standards Bacterial	Infection
Nonanoic acid (Pelargonic acid) (Standard) is the analytical standard of Nonanoic acid (HY-N7057). This product is intended for research and analytical applications. Nonanoic acid is a naturally-occurring saturated fatty acid with nine carbon atoms. Nonanoic acid significantly reduces bacterial translocation, enhances antibacterial activity, and remarkably increases the secretion of porcine β-defensins 1 (pBD-1) and pBD-2 .

HY-P991849

*Anti-Defensin-5 Antibody (8C8)*	Bacterial	Inflammation/Immunology
Anti-Defensin-5 Antibody (8C8) reacts with the human defensin-5 (HD5). Anti-Defensin-5 Antibody (8C8) recognizes the HD5 propeptide. Recommend Isotype Controls: Mouse IgG2b kappa, Isotype Control (HY-P99982) .

HY-N7057A

Nonanoic acid ammonium Pelargonic acid ammonium	Bacterial	Infection
Nonanoic acid (Pelargonic acid) ammonium is a naturally-occurring saturated fatty acid with nine carbon atoms. Nonanoic acid significantly reduces bacterial translocation, enhances antibacterial activity, and remarkably increases the secretion of porcine β-defensins 1 (pBD-1) and pBD-2 .

HY-Y0603R

3-Hydroxyacetophenone (Standard)	Drug Intermediate Fungal Reference Standards	Others
3-Hydroxyacetophenone (Standard) is the analytical standard of 3-Hydroxyacetophenone (HY-Y0603). This product is intended for research and analytical applications. 3-Hydroxyacetophenone (m-Hydroxyacetophenone) is a hydroxy-substituted alkyl phenyl ketone and also a plant defensin in carnations. 3-Hydroxyacetophenone has antifusarium activity. In addition, 3-Hydroxyacetophenone can be used to synthesize Rivastigmine (HY-17368) .

HY-P11767

NCR247	Ferroptosis	Infection
NCR247 is a defensin-like nodule cysteine-rich (NCR) peptide and haem sequesterer. NCR247 forms 6:6 haem:NCR247 hexamers and higher-order complexes to render haem and bound iron biologically inaccessible, induces iron-starvation response in Sinorhizobium meliloti and Medicago truncatula, and supports nitrogenase activity.NCR247 is critical for establishing nitrogen-fixing symbiosis between Sinorhizobium meliloti and Medicago truncatula, and is inactive against cytochrome haem.NCR247’s D-enantiomer binds and sequesters haem equivalently to its L-enantiomer.NCR247 can be used for the research of infections, periodontal disease, toxoplasmosis .

HY-P5642A

Retrocyclin-101 TFA RC-101 TFA	HIV SARS-CoV Influenza Virus Flavivirus HSV Bacterial Fungal Toll-like Receptor (TLR) Ser/Thr Protease	Infection Inflammation/Immunology
Retrocyclin-101 (RC-101) TFA is an artificially synthesized, cyclic-structured θ-defensin, a broad-spectrum agent with antimicrobial (covering viruses, bacteria, and fungi) activity and anti-inflammatory activity. Retrocyclin-101 TFA can inhibit the serine protease activity of ZIKV NS2B-NS3, with an IC₅₀ of 7.20 μM. Retrocyclin-101 TFA has significant inhibitory activity against HIV, SARS-CoV-2, flaviviruses, influenza viruses, HSV-1/2, Staphylococcus aureus, etc. Retrocyclin-101 TFA inhibits the signal transduction mediated by TLR4 and TLR2, reducing the expression of pro-inflammatory cytokines .

Cat. No.	Product Name	Target	Research Area