Ferroptosis Inducer

Curcumenol ((+)-Curcumenol) is a natural compound with oral efficacy, exhibiting an IC₅₀ of 12.6 μM and a K_i of 10.8 μM against human CYP3A4. Curcumenol inhibits TNFα-induced phosphorylation/degradation of IκBα, phosphorylation/nuclear translocation of NF-κB p65, as well as the upregulation of MMP3, MMP9, MMP13, TRAF3, IL1RL1, TNFα and IL-1β. Curcumenol suppresses LPS-induced phosphorylation of Akt and p38 MAPK, as well as the production of pro-inflammatory mediators/proteins, and downregulates the SLC7A11/NF-κB/TGF-β pathway. Curcumenol binds to and inhibits the activation of Fyn and Lyn, blocks the function of downstream FcεRI signaling components, and reduces the release of allergic mediators/cytokines. Curcumenol upregulates the expression of KDM6B, and promotes chondrocyte proliferation and cartilage repair. Curcumenol induces ferroptosis and apoptosis, regulates the EMT process, and inhibits tumor growth and metastasis of triple-negative breast cancer. Curcumenol possesses anti-inflammatory, neuroprotective, antioxidant, antitumor, antiviral and hepatoprotective activities. Curcumenol can be used in research related to intervertebral disc degeneration, cancer, inflammation, central nervous system neurodegenerative diseases, allergic reactions and knee osteoarthritis.

Cephaeline ((-)-Cephaeline; NSC 32944) is a ferroptosis inducer, with broad-spectrum anticancer and antiviral activities. Cephaeline induces ferroptosis (Ferroptosis) by upregulating p53, inhibiting NRF2, activating ULK3, downregulating the expressions of SLC7A11 and GPX4 in a p53-dependent manner, reducing GSH and mitochondrial membrane potential, and increasing lipid peroxidation and iron accumulation. Cephaeline inhibits cancer cell proliferation, migration and tumor growth. Cephaeline inhibits Ebola virus (EBOV) VLP entry and infection, with IC₅₀ values of 3.27 μM and 22.18 μM respectively; it also inhibits Zika virus (ZIKV) NS5 RdRp activity (IC₅₀ = 976 nM), and binds to severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) RdRp and N protein, with K_d values of 8.9 μM and 53.8 μM respectively. Cephaeline can be used in studies related to breast cancer, lung cancer, COVID-19, EBOV and ZIKV infections.

Acetaminophen (Paracetamol) is a selective cyclooxygenase-2 (COX-2) inhibitor with an IC₅₀ of 25.8 μM; is a widely used antipyretic and analgesic agent.. Acetaminophen is a potent hepatic N-acetyltransferase 2 (NAT2) inhibitor. Acetaminophen induces ferroptosis and leads to acute liver injury in mice model.

Ammonium iron(III) citrate (Ammonium ferric citrate), a physiological form of nonetransferrin-bound iron, induces intracellular iron overload to cause ferroptosis. Ammonium iron(III) citrate can enhance protein production.

Imidazole ketone erastin is a potent, selective, and metabolically stable inhibitor of the cystine-glutamate antiporter, system x_c^- and an activator of ferroptosis. Imidazole ketone erastin has anti-tumor activity.

Itaconic acid, a precursor of polymers, chemicals, and fuels, can be synthesized by many fungi. Itaconic acid also is a macrophage-specific metabolite. Itaconic acid mediates crosstalk between macrophage metabolism and peritoneal tumors. Itaconic acid has anti-inflammatory, anti-microbial and immunomodulatory effect.

JKE-1674 is an orally active glutathione peroxidase 4 (GPX4) inhibitor and an active metabolite of GPX4 inhibitor ML-210. JKE-1674, an analog of ML-210 in which the nitroisoxazole ring is replaced with an α-nitroketoxime. JKE-1674 can convert into a nitrile oxide JKE-1777. JKE-1674 kills LOX-IMVI cells in a manner that is equipotent to ML-210 and is completely rescued by ferroptosis inhibitors.

Erastin2, an Erastin (HY-15763) analog, is a ferroptosis inducer and a potent, selective inhibitor of the system xc(-) cystine/glutamate transporter

Ogremorphin (OGM) is a G protein coupled sensor GPR68 inhibitor with anti-inflammatory and anti-tumor activities. Ogremorphin can inhibit the migration of human melanoma cells and induce ferroptosis in glioblastoma cells.

FSEN1 is a potent and non-competitive FSP1 inhibitor with an IC₅₀ value of 313 nM. FSEN1 triggers iron death in cancer cells by inhibiting FSP1. FSEN1 can be used in research of cancer.

GPX4-IN-3 (26a) is a potent glutathione peroxidase 4 (GPX4) inhibitor as a selective ferroptosis inducer. GPX4-IN-3 (26a) exhibits 71.7% inhibition for GPX4 with 1 μM.

N6F11 is a selective ferroptosis inducer, and can selectively induce ferroptosis by targeting TRIM25-mediated GPX4 degradation in cancer cells while sparing immune cells. N6F11 initiates HMGB1-dependent antitumor immunity mediated by CD8⁺ T cells.

Solasonine is a ferroptosis inducer which can be isolated from Solanum melongena that has anti-infection, anti-cancer, and neurogenesis promoting properties. Solasonine promotes ferroptosis of HCC cells via destruction of the glutathione redox system induced by inhibiting GPX4, and can be used for cancer research.

Ferumoxytol is an FDA-approved ultrasmall superparamagnetic iron oxide preparation and iron replacement agent that exerts selective activity against leukemia cells with low ferroportin expression. Ferumoxytol increases intracellular iron levels, induces reactive oxygen species (ROS) production via the Fenton reaction, and triggers oxidative stress and cell death. Ferumoxytol reduces disease burden in mouse models and patient-derived leukemia models. As an MRI contrast agent, Ferumoxytol enables imaging of vascular lesions, tumors and lymph nodes. Ferumoxytol can be used in research related to acute myeloid leukemia and blast-phase chronic myeloid leukemia.

TASIN-30 is a selective EBP inhibitor with an EC₅₀ of 0.097 μM. TASIN-30 blocks the production of 7-dehydrocholesterol (7-DHC) and downstream cholesterol biosynthesis processes. TASIN-30 depletes downstream sterols, disrupts the integrity of lipid rafts in tumor cells, accelerates intracellular cholesterol consumption, and inhibits tumor cell proliferation. TASIN-30 induces ferroptosis and apoptosis by reducing 7-DHC levels and increasing phospholipid peroxidation. TASIN-30 achieves tumor suppression in nude mice with osteosarcoma. TASIN-30 can be used in cancer-related research such as colorectal cancer and osteosarcoma.

Itaconic acid (Standard) is the analytical standard of Itaconic acid. This product is intended for research and analytical applications. Itaconic acid, a precursor of polymers, chemicals, and fuels, can be synthesized by many fungi. Itaconic acid also is a macrophage-specific metabolite. Itaconic acid mediates crosstalk between macrophage metabolism and peritoneal tumors. Itaconic acid has anti-inflammatory, anti-microbial and immunomodulatory effect.

Formosanin C is a diosgenin saponin with multiple biological activities. Formosanin C possesses multiple anti-tumor mechanisms, including inducing apoptosis and autophagy, blocking the cell cycle, inhibiting metastasis and inducing ferroptosis. Formosanin C can inhibit the NF-κB signaling pathway to exert anti-inflammatory effects, and enhance the activity of immune cells. Formosanin C exhibits the inhibiting effect against C. albicans. Formosanin C can be used for the study of anti-inflammation, antifungal anti and anti-cancer (including lung cancer, liver cancer, breast cancer and colorectal cancer, etc.).

GPX4-IN-5 is a covalent inhibitor of GPX4 (IC₅₀: 0.12 μM). GPX4-IN-5 can induce ferroptosis and has anti-tumor effects. GPX4-IN-5 can be used in the study of triple-negative breast cancer (TNBC).

KY386 is a DHX33 helicase inhibitor with an IC₅₀ of 0.019 μM. KY386 inhibits the cell viability of various cancer cells. KY386 induces ferroptosis in cancer cells, and induces apoptosis in some cancer cell lines. KY386 increases the intracellular levels of ROS, LPO and Fe²⁺, and decreases the level of GSH in cancer cells. KY386 inhibits the growth of gastric cancer and colon cancer xenografts in nude mice. KY386 is applicable to the related research on liver cancer, lung cancer, pancreatic cancer, colorectal cancer, gastric cancer, breast cancer, leukemia, renal cancer, prostate cancer, esophageal cancer, cervical cancer, brain cancer (glioblastoma) and melanoma.

Chloranil (Tetrachloro-p-benzoquinone), an orally active metabolite of pentachlorophenol and hexachlorobenzene, is a widely used fungicide. Chloranil can induce ROS production. Chloranil induces neutrophil extracellular traps through the ROS-JNK-NOX2 pathway. Chloranil induces ferroptosis and neuroinflammation. Chloranil induces apoptosis of mouse embryonic stem cells .