Pyroptosis Inducer

Cisplatin (CDDP) is an antineoplastic chemotherapy agent by cross-linking with DNA and causing DNA damage in cancer cells. Cisplatin activates ferroptosis and induces autophagy.

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.

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.

CQ80 is a PEPD/XPNPEP1 inhibitor and selective CARD8 inflammasome activator. CQ80 has IC₅₀ values of 0.91 μM for PEPD, 43 μM for XPNPEP1. CQ80 promotes the accumulation of Xaa-Pro peptides by inhibiting PEPD and XPNPEP1, releases the fragment of CARD8 for inflammasome formation, and induces pyroptosis via GSDMD cleavage. CQ80 can be used for research on inflammasome, CARD8-expressing cancer cells, HIV-1-infected cell clearance, acute myeloid leukemia (AML).

Idasanutlin (RG7388) is an orally bioavailable MDM2 inhibitor with an IC₅₀ of 6 nM. Idasanutlin disrupts MDM2-p53 binding, stabilizes and activates p53, triggering cell cycle arrest, apoptosis, and reduced cancer cell viability. Idasanutlin reduces EGFR protein expression and phosphorylation, suppresses downstream SHP2, MEK1/2, ERK1/2, AKT, mTOR, p70(S6K1), and S6 signaling. Idasanutlin induces mitochondrial ROS production, drives p38 MAPK phosphorylation, upregulates NOXA, and mediates caspase-3-dependent apoptosis and gasdermin E-mediated pyroptosis. Idasanutlin can be used for the research of TP53-mutant non-small cell lung cancer, T-cell acute lymphoblastic leukemia, colorectal carcinoma, melanoma, diffuse large B-cell lymphoma, mantle cell lymphoma, non-Hodgkin lymphoma, severe fever with thrombocytopenia syndrome, neuroblastoma, acute lymphoblastic leukemia, relapsed or refractory acute myeloid leukemia, osteosarcoma, solid tumors, and hematological tumors.

DC-Y13-27 is a DC-Y13 derivative and YTHDF2 inhibitor (K_D: 37.9 μM). DC-Y13-27 inhibits YTHDF2, restores FOXO3 and TIMP1 protein levels, and reduces MMP1/3/7/9 expression. DC-Y13-27 induces Pyroptosis and increases IL-1β secretion. DC-Y13-27 reduces intervertebral disc degeneration and enhances the response to radiotherapy in colon cancer and melanoma. DC-Y13-27 has antitumor activity against breast cancer.

Clemastine (HS-592; Meclastine) fumarate is an orally active, blood-brain barrier-permeable H1 histamine receptor (H1 histamine receptor) antagonist with potent antiallergic effects. Clemastine fumarate also antagonizes muscarinic acetylcholine receptors (mAChR), particularly the M1 and M4 subtypes. In addition to antihistamine effects, Clemastine fumarate exhibits multiple pharmacological activities, especially in promoting central nervous system remyelination, activating autophagy and pyroptosis, exerting anti-apoptotic and neuroprotective effects, and suppressing inflammation .

ZIF-8 (2-Methylimidazole zinc salt) is a caspase-1/Gasdermin D activator and a pH- and stimulus-responsive inducer of drug release, which serves as a highly efficient drug delivery carrier. ZIF-8 is a metal-organic framework (MOF). ZIF-8 activates the caspase-1/Gasdermin D-dependent pyroptosis pathway, induces pyroptosis, necrosis and immunogenic cell death, initiates in situ anti-tumor immunity, reprograms the immunosuppressive tumor microenvironment and inhibits tumor proliferation. ZIF-8 is applicable to related research on multiple cancers including colorectal cancer and breast cancer.

ssRNA40 sodium (R-1075 sodium) is a single-stranded RNA40 derived from HIV-1. ssRNA40 sodium activates the TLR7, TLR8, TLR2, RIG-I, MDA5, MyD88, Caspase-3, IRE1α, NLRP3 inflammasome and IRF7 signaling pathways. ssRNA40 sodium alters mRNA expression in neutrophils, induces pro-inflammatory cytokines, ROS, autophagy (autophagy), pyroptosis (pyroptosis), neuronal death, neurodegeneration, aggregate formation and NK cell activation. ssRNA40 sodium activates the expression of CD62L, CD11b, CD69, MX1, OAS1, ATG7, LC3B and XBP1 in immune cell and neuronal populations. ssRNA40 sodium causes cortical neuron loss and axonal damage in mice in a TLR7-dependent manner. ssRNA40 sodium can be used in research on HIV-1 infection, neurodegeneration, COVID-19 and HIV-associated neurological disorders.

Punicalin is a species that can be isolated from the leaves of Punica granatum. Punicalin is an active molecule against hepatitis b virus (HBV). Punicalin can induce pyroptosis. Punicalin is a Carbonic anhydrase inhibitor. Punicalin blocks the binding of S-glycoprotein and ACE2 receptors. Pnuicalin has anti-inflammatory, antioxidant and antiviral activity.

Ofirnoflastum (Ofirnoflast) is an orally active first-in-class allosteric NEK7 inhibitor with an IC₅₀ of 46 nM. Ofirnoflastum binds an allosteric site adjacent to NEK7’s ATP-binding pocket, induces conformational shifts, disrupts NEK7-NLRP3 binding, blocks NLRP3 inflammasome assembly, spares NEK7’s physiological functions, and suppresses caspase-1, caspase-8, NF-κB, and TNF activity. Ofirnoflastum reduces pro-inflammatory cytokine production, suppresses ASC specks, IL-1β release, pyroptotic cell death, and leukemic burden, induces apoptosis and erythroid differentiation, restores hematopoiesis, and improves outcomes in colitis models. Ofirnoflastum can be used for the research of myelodysplastic syndromes, chronic myelomonocytic leukemia, and acute myeloid leukemia.

Prosapogenin A, a natural product from Veratrum, induces apoptosis in human cancer cells in vitro via inhibition of the STAT3 signaling pathway and glycolysis.

Clemastine (HS-592; Meclastine) is an orally active, blood-brain barrier-permeable H1 histamine receptor (H1 histamine receptor) antagonist with potent antiallergic effects. Clemastine also antagonizes muscarinic acetylcholine receptors (mAChR), particularly the M1 and M4 subtypes. In addition to antihistamine effects, Clemastine exhibits multiple pharmacological activities, especially in promoting central nervous system remyelination, activating autophagy and pyroptosis, exerting anti-apoptotic and neuroprotective effects, and suppressing inflammation.

Maackiain (DL-Maackiain) is an orally active multi-target inhibitor with anti-tumor activity and neuroprotective effects. Maackiain activates the AMPK, NLRP3 and Nrf2/HO-1 pathways, and inhibits key targets such as NF-κB, mTOR, MAO-B, NFATc1 and PKCδ, thereby precisely regulating processes including apoptosis, autophagy and pyroptosis. Maackiain also effectively inhibits microglial activation, osteoclast formation, and proliferation and invasion of tumor cells, and protects dopaminergic neurons from damage. Maackiain is applicable to the research of various diseases such as Alzheimer's disease, osteoporosis, sepsis and dengue fever。

PenCB (PCB 118) could induces pyroptosis by priming and activating NFκB-dependent NLRP3 inflammasome. PCB 118 induces oxidative stress and pyroptosis are dependent on Aryl hydrocarbon receptor (AhR) activation and subsequent cytochrome P450 1A1 upregulation.

DeFer-2 is a ferritin PROTAC degrader (K_d = 17.1 μM). DeFer-2 induces ferritin degradation, triggering caspase 3-GSDME-mediated pyroptosis in cancer cells through free iron accumulation and elevated ROS. DeFer-2 significantly inhibits tumor growth and prolongs survival in mice bearing B16F10 subcutaneous tumors. DeFer-2 can be used to study melanoma.

Clemastine (HS-592; Meclastine)-d₅ fumarate is the deuterium labeled Clemastine fumarate. Clemastine fumarate is an orally active, blood-brain barrier-permeable H1 histamine receptor (H1 histamine receptor) antagonist with potent antiallergic effects. Clemastine fumarate also antagonizes muscarinic acetylcholine receptors (mAChR), particularly the M1 and M4 subtypes. In addition to antihistamine effects, Clemastine fumarate exhibits multiple pharmacological activities, especially in promoting central nervous system remyelination, activating autophagy and pyroptosis, exerting anti-apoptotic and neuroprotective effects, and suppressing inflammation .

DPP9-IN-2 is a selective, potent and orally active inhibitor of Dipeptidyl Peptidase 9 (DPP9 ) with an IC₅₀ of 12.9 nM. DPP9-IN-2 shows a SI of 59 over DPP8, and shows no significant inhibitory activity against related peptidases including DPP2, DPP4, FAP, and PREP. DPP9-IN-2 can induce cancer cells pyroptosis and has weak synergistic anti-HIV-1 activity when combined with non-nucleoside reverse transcriptase inhibitor. DPP9-IN-2 can be used for the researches of cance rand infection.

8α-Tigloyloxyhirsutinolide 13-O-acetate (8αTGH) is a potent and orally active STAT3 inhibitor. 8α-Tigloyloxyhirsutinolide 13-O-acetate induces early oxidative stress and pyroptosis, and late DNA damage, cell cycle arrest, apoptosis in the TNBC cells. 8α-Tigloyloxyhirsutinolide 13-O-acetate suppresses tumor cell growth in vitro and tumor growth in vivo.

Prosapogenin A (Standard) is the analytical standard of Prosapogenin A. This product is intended for research and analytical applications. Prosapogenin A, a natural product from Veratrum, induces apoptosis in human cancer cells in vitro via inhibition of the STAT3 signaling pathway and glycolysis.