HIF/HIF Prolyl-Hydroxylase Inhibitor

Liensinine is a bisbenzylisoquinoline alkaloid. By inhibiting the PI3K/AKT and JNK/p38-MAPK signaling pathways, Liensinine suppresses autophagy and apoptosis, clears Aβ, and exerts anti-inflammatory, antioxidant and neuroprotective effects. Liensinine activates AMPK and inhibits the expression of HIF-1α and VEGF, thereby suppressing angiogenesis. Liensinine exerts anti-tumor effects through ROS-mediated inhibition of the JAK2/STAT3 signaling pathway. Liensinine can be used for the research of diseases such as Alzheimer's disease, hepatocellular carcinoma, osteosarcoma, sepsis-induced organ injury and stroke.

KC7F2 is a potent hypoxia inducible factor-1 (HIF-1) pathway inhibitor with an IC₅₀ of 20 μM in LN229-HRE-AP cells, and with potential as a cancer therapy agent.

Albendazole (SKF-62979) is an orally active and broad-spectrum parasiticide with high effectiveness and low host toxicity, is used for the research of gastrointestinal parasites in humans and animals. Albendazole induces apoptosis and autophagy in cancer cells. Albendazole also inhibits tubulin polymerization and HIF-1α, VEGF expression, has antioxidant activity, and inhibits the glycolytic process in cancer cells.

IOX2, a chemical probe, is a specific prolyl hydroxylase-2 (PHD2) inhibitor with IC₅₀ of 22 nM. IOX2 regulates platelet function and arterial thrombosis by upregulating HIF-1α expression and inhibiting ROS production. IOX2 can be used in the study of thrombotic diseases.

Cryptochlorogenic acid (4-Caffeoylquinic acid) is a naturally occurring phenolic acid compound with oral effectiveness, anti-inflammatory, antioxidant and anti-cardiac hypertrophy effects. Alleviating LPS (HY-D1056) and ISO (HY-B0468) by regulating proinflammatory factor expression, inhibiting NF-κB activity, promoting Nrf2 nuclear transfer, and regulating PI3Kα/Akt/ mTOR / HIF-1α signaling pathway Induced physiological stress response.

Acriflavine (Acriflavinium chloride) is a fluorescent acridine dye that can be used to label nucleic acid. Acriflavine is an antiseptic agent. Acriflavine is a potent HIF-1 inhibitor that prevents the dimerization of HIF-1α and HIF-1β subunits. Acriflavine inhibits the interaction between monocarboxylate transporter 4 (MCT4) and Basigin. Acriflavine is used in cancer research, such as breast cancer, brain tumor and chronic myeloid leukemia. Acriflavine is a potent papain-like protease (PLpro) inhibitor, which inhibits SARS-CoV-2.

Oltipraz has an inhibitory effect on HIF-1α activation in a time-dependent manner, completely abrogating HIF-1α induction at ≥10 μM concentrations, the IC₅₀ of Oltipraz for HIF-1α inhibition is 10 μM. Oltipraz is a potent Nrf2 activator.

L-Glutamine-¹⁵N₂ is the ¹⁵N-labeled L-Glutamine (HY-N0390). L-Glutamine is an orally active nutritional agent and cellular metabolism regulator. L-Glutamine is taken up in a Na⁺-dependent manner and targets multiple key molecules including glutaminase, mTORC1, NF-κB, STAT-3 and HIF-1α. L-Glutamine enhances glutaminolytic catabolism, drives the conversion of glutamate to α-ketoglutarate, thereby regulating gene expression, integrating metabolic signals, mediating glutamine flux and maintaining redox homeostasis. L-Glutamine also promotes cell proliferation, osteogenic differentiation and fracture healing, exerts neuroprotective and cardioprotective effects, and inhibits osteoarthritis. L-Glutamine can be applied to research related to osteoporosis, osteoarthritis, ischemic stroke and acute cantharidin-induced cardiotoxicity.

AKBA (Acetyl-11-keto-β-boswellic acid) is an active triterpenoid compound from the extract of Boswellia serrate and a novel Nrf2 activator.

1,4-DPCA, a potent prolyl-4-hydroxylase inhibitor, is a collagen hydroxylation inhibitor in human foreskin fibroblasts with an IC₅₀ of 2.4 µM. 1,4-DPCA inhibits prolyl-4-hydroxylases α isoforms stabilizes HIF-1α protein. 1,4-DPCA also inhibits factor inhibiting HIF (FIH) with an IC₅₀ of 60 μM.

Erenapursta (E3330) is a direct, orally active and selective inhibitor of Ape-1 (apurinic/apyrimidinic endonuclease 1)/Ref-1 (redox factor-1) redox. Erenapursta is able to impair tumor growth and blocks the activity of NF-κB, AP-1, and HIF-1α in pancreatic cancer. Erenapursta shows anticancer activities.

L-Glutamine-¹⁵N is the ¹⁵N-labeled L-Glutamine (HY-N0390). L-Glutamine is an orally active nutritional agent and cellular metabolism regulator. L-Glutamine is taken up in a Na⁺-dependent manner and targets multiple key molecules including glutaminase, mTORC1, NF-κB, STAT-3 and HIF-1α. L-Glutamine enhances glutaminolytic catabolism, drives the conversion of glutamate to α-ketoglutarate, thereby regulating gene expression, integrating metabolic signals, mediating glutamine flux and maintaining redox homeostasis. L-Glutamine also promotes cell proliferation, osteogenic differentiation and fracture healing, exerts neuroprotective and cardioprotective effects, and inhibits osteoarthritis. L-Glutamine can be applied to research related to osteoporosis, osteoarthritis, ischemic stroke and acute cantharidin-induced cardiotoxicity.

Enarodustat is a potent and orally active hypoxia-inducible factor prolyl hydroxylase inhibitor, with an EC₅₀ of 0.22 μM. Enarodustat has the potential for renal anemia treatment.

L-Glutamine-¹⁵N-1 is the ¹⁵N-labeled L-Glutamine (HY-N0390). L-Glutamine is an orally active nutritional agent and cellular metabolism regulator. L-Glutamine is taken up in a Na⁺-dependent manner and targets multiple key molecules including glutaminase, mTORC1, NF-κB, STAT-3 and HIF-1α. L-Glutamine enhances glutaminolytic catabolism, drives the conversion of glutamate to α-ketoglutarate, thereby regulating gene expression, integrating metabolic signals, mediating glutamine flux and maintaining redox homeostasis. L-Glutamine also promotes cell proliferation, osteogenic differentiation and fracture healing, exerts neuroprotective and cardioprotective effects, and inhibits osteoarthritis. L-Glutamine can be applied to research related to osteoporosis, osteoarthritis, ischemic stroke and acute cantharidin-induced cardiotoxicity.

L-Glutamine-d₅ is the deuterium labeled L-Glutamine (HY-N0390). L-Glutamine is an orally active nutritional agent and cellular metabolism regulator. L-Glutamine is taken up in a Na⁺-dependent manner and targets multiple key molecules including glutaminase, mTORC1, NF-κB, STAT-3 and HIF-1α. L-Glutamine enhances glutaminolytic catabolism, drives the conversion of glutamate to α-ketoglutarate, thereby regulating gene expression, integrating metabolic signals, mediating glutamine flux and maintaining redox homeostasis. L-Glutamine also promotes cell proliferation, osteogenic differentiation and fracture healing, exerts neuroprotective and cardioprotective effects, and inhibits osteoarthritis. L-Glutamine can be applied to research related to osteoporosis, osteoarthritis, ischemic stroke and acute cantharidin-induced cardiotoxicity.

Bavachinin is agonist of pan-peroxisome proliferator-activated receptor (PPAR), with the IC₅₀ value of 21.043 μM, 12.819 μM, and 0.622 μM to PPAR-α, RRAR-β/δ, and PPAR-γ, respectively. Bavachinin is an inhibitor of HIF-1α. Bavachinin exhibits antitumor activity against non-small cell lung cancer by targeting RRAR-γ. Bavachinin is a natural compound with anti-inflammatory and anti-angiogenic activities. Bavachinin has orally bioactivity..

Minocycline is an orally active, potent and BBB-penetrated semi-synthetic tetracycline antibiotic. Minocycline is a hypoxia-inducible factor (HIF)-1α inhibitor. Minocycline shows anti-cancer, anti-inflammatory, and glutamate antagonist effects. Minocycline reduces glutamate neurotransmission and shows neuroprotective properties and antidepressant effects. Minocycline inhibits bacterial protein synthesis through binding with the 30S subunit of the bacterial ribosome, resulting in a bacteriostatic effect.

GN44028 is a potent and orally active hypoxia inducible factor (HIF)-1α inhibitor, with an IC₅₀ of 14 nM. GN44028 inhibits hypoxia-induced HIF-1α transcriptional activity without suppressing HIF-1α mRNA expression, HIF-1α protein accumulation, or HIF-1α/HIF-1β heterodimerization. GN44028 can be used in the research of cancers.

N-Oxalylglycine (N-Oxaloglycine) is a Jumonji C-domain-containing histone lysine demethylase inhibitor. N-Oxalylglycine inhibits JMJD2A, JMJD2C and JMJD2D. N-Oxalylglycine also inhibits HIF prolylhydroxylase domain-1 (PHD-1) and PHD-2, with an IC₅₀ of 2.1 μM and 5.6 μM, respectively.

TP0463518 is an orally active, competitive pan-inhibitor of hypoxia-inducible factor prolyl hydroxylases PHD1/2/3. TP0463518 competitively inhibits human PHD1 (IC₅₀=18 nM), PHD2 (K_i=5.3 nM), and PHD3 (IC₅₀=63 nM), and targets monkey PHD2 with an IC₅₀ of 22 nM. TP0463518 inhibits PHD-catalyzed hydroxylation to stabilize HIFα, thereby upregulating erythropoietin (EPO) expression and enhancing intestinal iron absorption (such as increased DMT-1 and dCYTb expression), improving anemia. TP0463518 is mainly used for the research of renal anemia and inflammatory anemia.