Keap1-Nrf2

7-Hydroxyflavone (Standard) is the analytical standard of 7-Hydroxyflavone. This product is intended for research and analytical applications. 7-Hydroxyflavone is a flavonoid isolated from Clerodendrum phlomidis, with anti-inflammatory activity. 7-Hydroxyflavone protects renal cells from nicotine (NIC)-associated cytotoxicity via the ERK/Nrf2/HO-1 pathway. 7-Hydroxyflavone inhibits PKM2 with an IC₅₀ of 2.12 μM. 7-Hydroxyflavone inhibits COX-2 and 5-LOX with IC₅₀ of 27 µg/mL and 33 µg/mL. 7-Hydroxyflavone is orally active.

Aloin (mixture of A&B) (Standard) is the analytical standard of Aloin (mixture of A&B) (HY-N6013). This product is intended for research and analytical applications. Aloin (mixture of A&B) is an orally active anthraquinone derivative isolated from Aloe vera. Aloin (mixture of A&B) mitigates airway impairment and exerts neuroprotective, anti-inflammatory, antioxidant, antibacterial, antifungal, antiviral and antitumor effects. Aloin (mixture of A&B) inhibits Clostridium histolyticum collagenase, granulocyte matrix metalloproteinases and human 20S proteasome. Aloin (mixture of A&B) upregulates the Nrf2/HO-1 pathway, suppresses the TGF-β/Smad2/3 pathway. Aloin (mixture of A&B) reduces IL-4/IL-5/IL-13 levels, and reverses oxidative stress markers (MDA, SOD, GSH). Aloin (mixture of A&B) can be used for research on chronic ulcers, burns, wounds, inflammatory and degenerative disorders, asthma and neuroblastoma.

Cephaeline ((-)-Cephaeline), a desmethyl analog of Emetine, is a phenolic alkaloid in Indian Ipecac roots isolated from the Cephaelis ipecacuanha. Cephaeline exhibits potent inhibition of both Zika virus (ZIKV) and Ebola virus (EBOV) infections. Cephaeline is an inductor of histone H3 acetylation and an inhibitor of mucoepidermoid carcinoma cancer stem cells (MEC), which promotes ferroptosis by inhibiting NRF2 to exert anti-lung cancer efficacy.

Pulegone (Standard) is the analytical standard of Pulegone (HY-N1500). This product is intended for research and analytical applications. Pulegone is a monoterpene ketone compound widely present in the essential oils of many plants. Pulegone can also be used as a bird repellent. Pulegone has multiple activities such as anti-inflammatory, antibacterial, antifungal, and anti-hyperalgesic effects. Pulegone is particularly effective against bacteria of the Salmonella species.

Coniferaldehyde (Standard) is the analytical standard of Coniferaldehyde. This product is intended for research and analytical applications. Coniferaldehyde (4-Hydroxy-3-methoxycinnamaldehyde) is an effective inducer of heme oxygenase-1 (HO-1). Coniferaldehyde inhibits LPS-induced apoptosis through the PKCα/β II/Nrf-2/HO-1 dependent pathway in RAW264.7 macrophage cells. Coniferaldehyde has antioxidant and anti-inflammatory activities.

KR-67607 is a selective 11β-HSD1 inhibitor, with an IC₅₀ value of 4.8 nM against h11β-HSD1 and 7.1 nM against mouse 11β-HSD1. KR-67607 inhibits stress-induced Glucocorticoid receptor nuclear translocation, reduces cortisol levels, suppresses the expression of ROS and proinflammatory cytokines, and enhances Nrf-2-mediated antioxidant gene transcription. KR-67607 maintains trabecular meshwork structure and reverses elevated intraocular pressure. KR-67607 improves ocular antioxidant activity and mucus secretion, reverses ocular surface damage, and prevents ischemia-reperfusion induced ocular injury. KR-67607 can be used in research related to glaucoma and dry eye disease.

Chebulic acid (Standard) is the analytical standard of Chebulic acid (HY-N4170). This product is intended for research and analytical applications. Chebulic acid is a phenolic acid compound isolated from Terminalia chebula with strong antioxidant activity, which breaks protein cross-links induced by advanced glycation end products (AGEs) and inhibits the formation of AGEs. Chebulic acid is effective in controlling elevated metabolic parameters, oxidative stress, and liver damage, supporting its beneficial role in asthma, diabetes, and liver protection.

K67 (Standard) is the analytical standard of K67 (HY-111126). This product is intended for research and analytical applications. K67 is a selective the interaction between Keap1 and S349 phosphorylated p62 inhibitor, with an IC₅₀ of 1.5 μM. K67 has a weaker inhibitory effect on the interaction between Keap1 and Nrf2 (IC₅₀ is 6.2 μM). K67 competitively binds to the binding site of Keap1 with p-p62, blocK_ing the abnormal activation of the p62-dependent Nrf2 pathway. K67 inhibits tumor cell proliferation and enhances the sensitivity of hepatocellular carcinoma (HCC) to chemotherapeutic drugs by restoring Keap1-mediated ubiquitination and degradation of Nrf2.

Hinokitiol (Standard) is the analytical standard of Hinokitiol. This product is intended for research and analytical applications. Hinokitiol is a component of essential oils isolated from Chymacyparis obtusa, reduces Nrf2 expression, and decreases DNMT1 and UHRF1 mRNA and protein expression, with anti-infective, anti-oxidative, and anti-tumor activities.

RA839 (Standard) is the analytical standard of RA839 (HY-110275). This product is intended for research and analytical applications. RA839 is a selective Nrf2/ARE pathway agonist and non-covalent small molecule binder of Keap1 (K_d is approximately 6 μM). RA839 prevents inducible nitric oxide synthase expression and nitric oxide release. RA839 exerts anti-rotaviral and anti-inflammatory effects.

Diphenyl disulfide (Standard) is an analytical standard for diphenyl disulfide (HY-Y1177). This product is intended for research and analytical applications. Diphenyl disulfide (Phenyl disulfide) is an organic disulfide compound. Diphenyl disulfide inhibits the PI3K/AKT/mTOR pathway, and induces ferroptosis (ferroptosis), apoptosis (apoptosis) and autophagy (autophagy) in cancer cells. Diphenyl disulfide downregulates GPX4 expression, inhibits NRF2 phosphorylation, induces lipid peroxidation, promotes xCT ubiquitination, induces proteolytic cleavage of p21 Bax into p18 Bax, and suppresses cell proliferation and viability. Diphenyl disulfide can be used in research related to melanoma and breast cancer.

Ginsenoside Rh3 (Standard) is the analytical standard of Ginsenoside Rh3. This product is intended for research and analytical applications. Ginsenoside Rh3 is a bacterial metabolite of Ginsenoside Rg5. Ginsenoside Rh3 treatment in human retinal cells induces Nrf2 activation.

Aceglutamide (α-N-Acetyl-L-glutamine; N2-Acetylglutamine) (Standard) is the analytical standard of Aceglutamide (HY-B1065). This product is intended for research and analytical applications. Aceglutamide (α-N-Acetyl-L-glutamine; N2-Acetylglutamine) is a neuroprotectant that can penetrate the blood-brain barrier. Aceglutamide can enhance the antioxidant systems of glutathione (GSH), thioredoxin (Trx) and Nrf2. Aceglutamide also inhibits ASK1 and TRAF1, activates the Akt/Bcl-2 anti-apoptotic pathway, enhances the activity of antioxidant enzymes and reduces oxidative damage. Aceglutamide can improve neurological deficits after cerebral ischemia, reduce infarct volume, and inhibit neuronal apoptosis, especially substantia nigra dopaminergic neurons. Aceglutamide can reduce cerebral ischemia/reperfusion injury, improve motor dysfunction, and is used in ischemic stroke-related research.

ML385 (Standard) is the analytical standard of ML385 (HY-100523). This product is intended for research and analytical applications. ML385 is a specific nuclear factor erythroid 2-related factor 2 (NRF2) inhibitor with an IC50 of 1.9 μM.

Keap1-Nrf2-IN-17 (compound 18) is a potent inhibitor of Keap1-Nrf2 protein-protein interaction.

Pectolinarigenin (Standard) is the analytical standard of Pectolinarigenin. This product is intended for research and analytical applications. Pectolinarigenin is an orally active dual inhibitor of COX-2/5-LOX with anti-inflammatory, antioxidant, antitumor and neuroprotective activities. Pectolinarigenin exerts neuroprotective and anti-inflammatory effects on astrocyte inflammation via the NFκB and MAPK pathways. Pectolinarigenin inhibits LPS-induced phosphorylation of ERK1/2, N-FκB and p38MAPK, directly inhibits the enzymatic activity or binding of COX-2, 5-LOX and HIF-1α, and reduces the level of XIAP. Pectolinarigenin modifies Keap1 to promote nuclear accumulation of Nrf2, induces ARE-mediated antioxidant enzyme expression, and possesses direct free radical scavenging activity. Pectolinarigenin reduces the release of NO, proinflammatory mediators and leukotrienes, and increases the level of IL-10. Pectolinarigenin induces G₂/M cell cycle arrest, apoptosis (Apoptosis) and autophagy (Autophagy) via the PI3K/AKT/mTOR signaling pathway. Pectolinarigenin reduces renal crystal deposition and inhibits melanin synthesis. Pectolinarigenin inhibits inflammation and alleviates allergy in mouse models of inflammation. Pectolinarigenin alleviates renal injury, inflammation and oxidative stress in mice by inhibiting HIF-1α activity. Pectolinarigenin can be used for the research of neurodegenerative diseases, inflammatory/allergic diseases, calcium oxalate nephrocalcinosis, gastric cancer, melasma, post-inflammatory diseases and chloasma.

Curcumin-d₃ (Diferuloylmethane-d₃ ) is deuterium labeled Curcumin (HY-N0005). Curcumin (Diferuloylmethane), a natural phenolic compound, is a p300/CREB-binding protein-specific inhibitor of acetyltransferase, represses the acetylation of histone/nonhistone proteins and histone acetyltransferase-dependent chromatin transcription. Curcumin is a photosensitizer against microorganisms. Curcumin shows inhibitory effects on NF-κB and MAPKs, and has diverse pharmacologic effects including anti-inflammatory, antioxidant, antiproliferative and antiangiogenic activities. Curcumin induces stabilization of Nrf2 protein through Keap1 cysteine modification.

Isofalcarintriol is a NRF2 activator and selective inhibitor of the mitochondrial ATP synthase. Isofalcarintriol can be used for aging study.

PROTAC Nrf2 degrader-1 is a PROTAC degrader targeting Nrf2, with IC₅₀ values of 10 nM and 3 nM in A549 cells and LK-2 cells, respectively. PROTAC Nrf2 degrader-1 can be used in cancer research.

2-Hydroxy-5-(2-nitrovinyl) benzoic acid (SANA) is an orally active pleiotropic anti-inflammatory metabolic modulator. 2-Hydroxy-5-(2-nitrovinyl) benzoic acid inhibits NF-κB, activates Nrf2/Keap1 and AMPK, suppresses inflammasome activity, induces thermogenesis, reverses insulin resistance and alleviates skin graft rejection. 2-Hydroxy-5-(2-nitrovinyl) benzoic acid can be used in research related to obesity, glucose intolerance, skin graft rejection and insulin resistance.