Keap1-Nrf2

Antioxidant agent-20 (Compound 3d) has potent anti-inflammatory and antioxidant activity. Antioxidant agent-20 reduces reactive oxygen species (ROS) and apoptosis in a dose-dependent manner. Antioxidant agent-20 exhibits photoprotective effect against UVB-irradiated human skin keratinocytes (HaCaT) (IC₅₀=5.13 µM) via activation of Nrf2/HO-1 signaling and inhibition of NF-κB pathway.

Nrf2 activator-7 (Compound 12b) is a potent Nrf2 activator and significantly activates the Nrf2 signaling pathway.

Nrf2 activator-8 (compound 10e) is a Nrf2 activator (EC₅₀=37.9 nM). Nrf2 activator-8 exhibits remarkable antioxidant and anti-inflammatory effects in BV-2 microglial cells. Nrf2 activator-8 can significantly restore spatial memory deficits in a mouse model of lipopolysaccharide (LPS)-induced neuroinflammation.

2-Undecanone (Standard) is the analytical standard of 2-Undecanone (HY-W016969). This product is intended for research and analytical applications. 2-Undecanone is an orally active organic ketone. 2-Undecanone exerts antibacterial effects by inhibiting bacterial chaperone systems and interfering with the refolding of heat-inactivated proteins. 2-Undecanone also ameliorates asthmatic inflammation and airway remodeling by blocking the NF-κB pathway, and activates the Nrf2 pathway to reduce oxidative damage and prevent lung cancer induced by Benzo[a]pyrene (HY-107377). 2-Undecanone can be used in research related to cancer, asthma and infections.

Nrf2 activator-11 (compound M11) is a Nrf2 activator with blood-brain permeability. Nrf2 activator-11 has anti-oxidation, anti-inflammation, anti-ferroptosis and anti-apoptosis. Nrf2 activator-11 can be used to study cerebral  ischemia-reperfusion (CI/R) injury models.

Jujuboside B (Standard) is the analytical standard of Jujuboside B. This product is intended for research and analytical applications. Jujuboside B is a bioactive saponin component isolated from Ziziphi Spinosae Semen (sour jujube seed), with oral efficacy and blood-brain barrier permeability. Jujuboside B induces acute leukemia cell death and drives necroptosis apoptosis by activating the RIPK1/RIPK3/MLKL pathway. Jujuboside B upregulates the expression of NOXA, PARP and caspase-3, activates AMPK, inhibits the proliferation of breast cancer cells, and induces cell apoptosis and autophagy. Jujuboside B inhibits angiogenesis and tumor growth by blocking the VEGFR-2 signaling pathway. Jujuboside B alleviates liver injury in mice by regulating the Nrf2-STING signaling pathway. Jujuboside B alleviates liver injury by regulating anti-inflammatory responses and downregulating the expression of 11β-HSD2. Jujuboside B induces ferroptosis and overcomes radioresistance in non-small cell lung cancer via the PPARγ-ATF3-Gpx4 signaling pathway. Jujuboside B exerts inhibitory effects on platelet aggregation. Jujuboside B inhibits febrile seizures by suppressing the activity of AMPA receptors. Jujuboside B reverses chronic unpredictable mild stress-promoted tumor progression by blocking the PI3K/Akt and MAPK/ERK pathways and dephosphorylating CREB signaling. Jujuboside B is applicable to related studies on acute leukemia, breast cancer, PM_2.5-induced lung injury, hepatotoxicity, liver injury, colorectal cancer, non-small cell lung cancer, thromboembolic diseases, cardiovascular diseases associated with high platelet aggregation, febrile seizures, and depressive-like phenotypes.

Nrf2 activator 19 is a BBB-penetrable NRF2/HO-1 activator. Nrf2 activator 19 exerts potent antioxidant and neuroprotective effects. Nrf2 activator 19 can also effectively reduce brain damage, reduce Reactive Oxygen Species (ROS) accumulation. Nrf2 activator 19 inhibits neuronal apoptosis. Nrf2 activator 19 promotes the recovery of neurological function and motor ability. Nrf2 activator 19 shows significant potential in ischemic stroke research.

Monascin (Standard) is the analytical standard of Monascin. This product is intended for research and analytical applications. Monascin is a kind of azaphilonoid pigments extracted from Monascus pilosus-fermented rice (red-mold rice). Monascin also exhibits anti-tumor-initiating activity and anti-inflammatory activity with oral administration. Monascin inhibits the activation of NOR 1 (an NO donor). Monascin is a Nrf2 activator and PPARγ agonist.

Propoxur-d₃ is the deuterated form of Propoxur (HY-B0916). Propoxur is a reversible, competitive, orally active AChE inhibitor that can cross the blood-brain barrier. Propoxur inhibits AChE activity to induce neurotoxicity, while promoting MMP-2 expression and enhancing tumor cell migration and invasion by inducing intracellular ROS generation and activating the ERK/Nrf2 signaling pathway. On the one hand, Propoxur inhibits AChE, leading to acetylcholine accumulation and causing neurological dysfunction; on the other hand, it promotes Nrf2 nuclear translocation through ROS-dependent ERK1/2 phosphorylation, and upregulates MMP-2 and other invasion-related proteins. Propoxur is also a carbamate insecticide used to combat turf, forestry, and household pests.

SH494 is a p38 MAPK inhibitor and Nrf2 pathway activator. SH494 inhibits RANKL-induced phosphorylation of p38 and disrupts the MAPK cascade associated with osteoclastogenesis. SH494 activates the Nrf2 pathway, upregulates downstream target genes and induces the expression of cytoprotective enzymes. SH494 reduces intracellular ROS accumulation and restores mitochondrial membrane potential (ΔΨm) to normal. SH494 decreases osteoclast activity and alleviates osteoporosis symptoms in ovariectomized mice. SH494 can be used for research on osteoporosis.

SPC-180002 is a SIRT1/3 dual inhibitor, with IC₅₀ values of 1.13 and 5.41 μM, respectively. SPC-180002 disturbs redox homeostasis via ROS generation, which leads to an increase in both p21 protein stability and mitochondrial dysfunction. SPC-180002 strongly inhibits cell cycle progression and cancer cell growth. SPC-180002 activates the Nrf2 signaling pathway.

Nrf2 activator-25 is a Nrf2 activator. Nrf2 activator-25 promotes the dissociation of Nrf2 from Keap1 (with a K_d of 21.3 μM for Keap1), drives Nrf2 nuclear translocation, and increases the production of downstream antioxidant enzymes. Nrf2 activator-25 inhibits apoptosis, ferroptosis and vascular fibrosis, and protects vascular endothelial cells from damage. Nrf2 activator-25 can be used in the research of diabetic vascular diseases.

MAAAHR is a neuroprotective agent. MAAAHR is isolated and purified from C-phycocyanin of Spirulina platensis. MAAAHR induces antioxidant gene expression through activating the Nrf2 signaling pathway. MAAAHR inhibits excessive Autophagy by reducing the expression of proteins such as α-Syn and Parkin. MAAAHR inhibits Apoptosis. MAAAHR scavenges excessive ROS, enhances SOD, CAT, and GSH-Px activities, and reduces protein carbonyl content. MAAAHR inhibits Acetylcholinesterase. MAAAHR protects zebrafish against MPTP (HY-15608)-induced dopaminergic neuronal and neurovascular loss and alleviates motor impairment. MAAAHR can be used for research on Parkinson's disease.

Nrf2/HO-1 activator 1 (Compound 24) is a potent Nrf2/HO-1 activator, neuroprotective agent. Nrf2/HO-1 activator 1 shows neuroprotective and antioxidant activities. Nrf2/HO-1 activator 1 can be used in Parkinson's disease (PD) research.

PACA is an enhancer of nerve growth factor-induced neurite outgrowth, enhancing nerve growth factor (NGF)-induced neurite outgrowth and attenuating 6-hydroxydopamine (6-OHDA)-induced toxicity by activating the Nrf2/HO-1 pathway. PACA has neuroprotective and neurogenic activities. PACA can be used to improve dopaminergic neuron loss and motor dysfunction in MPTP mouse models of Parkinson's disease and MPP⁺-induced neurons.

Phoxim-d5 (phenyl-d5) (mixture of isomers) is the deuterated-labeled Phoxim (HY-B0819). Phoxim is an organophosphorus pesticide and an orally active inhibitor of cholinesterase and CYP3A, which induces neurotoxicity in Caenorhabditis elegans and causes nephrotoxicity characterized by glomerular atrophy and interstitial fibrosis. Phoxim induces inhibition of the autophagy pathway. Phoxim induces dopaminergic neuron degeneration and exacerbates Aβ-induced paralysis. Phoxim damages enterocytes and disrupts intestinal barrier integrity. Phoxim induces ROS accumulation. Phoxim induces mitochondrial apoptosis, involving upregulation of Bad, Bax, caspase-3, and caspase-9 and downregulation of Bcl-2. Phoxim inhibits mitochondrial functional enzymes (COX, Ca²⁺-Mg²⁺-ATPase, SDH). Phoxim upregulates Nrf2 mRNA expression in the jejunal mucosa. Phoxim increases TNF-α and decreases IL-6 and IL-8 in the intestinal mucosa. Phoxim alters gut microbial composition by increasing total bacteria and Escherichia coli and reducing Lactobacillus. Phoxim enhances energy metabolism in silver carp by upregulating key glycolytic and gluconeogenic enzymes. Phoxim is used in research on neurodegenerative diseases, nephrotoxicity, intestinal oxidative stress and barrier dysfunction, and bacterial sepsis.

Nrf2 activator-22, a Nrf2 activator, is a PROTAC target protein ligand. Nrf2 activator-22 can be used for synthesis PROTAC K-Ras Degrader-7 (HY-178873).

Loganic acid (Standard) is the analytical standard of Loganic acid. This product is intended for research and analytical applications. Loganic acid is an iridoid isolated from cornelian cherry fruits. Loganic acid inhibits NF-κB signaling pathway, activates Nrf2 signaling pathway, exhibits anti-inflammatory activity. Loganic acid can modulate diet-induced atherosclerosis and redox status. Loganic acid has strong free radical scavenging activity and remarkable cyto-protective effect against heavy metal mediated toxicity. Loganic acid is orally active.

Esculeogenin A is the sapogenol of tomato saponin Esculeoside A (HY-N18067). Esculeogenin A is an orally active hepatoprotective, hypolipidemic, and antioxidant agent. Esculeogenin A regulates molecular targets like PPARα, SREBP1, Nrf2, NF-κB, ACAT1/ACAT2 to promote hepatic fatty acid oxidation, suppress de novo lipogenesis, enhance antioxidant defense, and inhibit inflammation. Esculeogenin A improves liver function, alleviates hyperlipidemia, and inhibits hepatic steatosis and foam cell formation, preventing nonalcoholic fatty liver disease in high-fat-diet-fed rats and reducing atherosclerotic lesions in apoE-deficient mice. Esculeogenin A can be used for the research of nonalcoholic fatty liver disease, atherosclerosis, and hyperlipidemia.

Azafrin, a carotenoid, is one of the most abundant active ingredients in C. grandiflora. Azafrin increases HO-1, NQO1, and Nrf2 expression. Azafrin shows cardioprotective effect against myocardial injury via activation of the Nrf2-ARE pathway. Azafrin can be used for research of cardiovascular diseases.