Keap1-Nrf2 Activator

VVD-130037 (BAY-3605349) is a covalent molecular glue and allosteric NRF2 degrader. VVD-130037 covalently binds to KEAP1 and allosterically enhances the affinity of KEAP1-CUL3, promotes the formation of the active KEAP1-CUL3 E3 ligase complex, and thereby enhances the ubiquitination and degradation of NRF2. VVD-130037 exhibits KEAP1 target-binding activity both in in vitro systems and mouse models, and it can be used in research related to NRF2-dependent cancers, solid tumors harboring KEAP1 nonsense mutations and frameshift mutations, as well as advanced solid tumors.

Gingerenone A is an Nrf2-Gpx4 activator that can induce Ferroptosis in liver damage with oral activity. Gingerenone A has anti-inflammatory, anti-diabetic, anti-tumor, and pro-aging effects in mice.

Madecassoside is a pentacyclic triterpene isolated from Centella asiatica and has anti-inflammatory properties. Antioxidant and anti-aging effects. Madecassoside is a pentacyclic triterpene isolated from Centella asiatica. Madecassoside is orally active and has inhibitory properties against inflammation, oxidation, apoptosis and autophagy. Madecassosid inhibits activities of p38 MAPK and NF-kB, exhibits an anti-apopototic property, activates Nrf2 expression to reduce the neurotoxicity. Madecassoside can be used in endocrine diseases, cardiovascular diseases, skin diseases and other diseases.

4-hydroxyphenylacetic acid, a major microbiota-derived metabolite of polyphenols, is involved in the antioxidative action. 4-hydroxyphenylacetic acid induces expression of Nrf2.

ML334 is a potent, cell permeable activator of NRF2 by inhibition of Keap1-NRF2 protein-protein interaction. ML334 binds to Keap1 Kelch domain with a K_d of 1 μM. ML334 stimulates NRF2 expression and nuclear translocation and induces antioxidant response elements (ARE) activity.

CBR-470-1 is an inhibitor of the glycolytic enzyme phosphoglycerate kinase 1 (PGK1). CBR-470-1 is also a non-covalent Nrf2 activator. CBR-470-1 protects SH-SY5Y neuronal cells against MPP⁺-induced cytotoxicity through activation of the Keap1-Nrf2 cascade.

CDDO-Im (RTA-403) is an activator of Nrf2 and PPAR, with K_is of 232 and 344 nM for PPARα and PPARγ.

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.

Lentinan is an orally active biocompatible multifunctional polysaccharide with biological activities such as anti-inflammatory, antioxidant, immune regulation, anti-tumor, hypoglycemic, and lipid-lowering^[1][4].

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.

Astilbin is a flavonoid compound and enhances NRF2 activation. Astilbin also suppresses TNF-α expression and NF-κB activation.

Lithospermic acid ((+)-Lithospermic acid) is a plant-derived polycyclic phenolic carboxylic acid isolated from Salvia miltiorrhiza, and has the anti-oxidative and hepatoprotective activity on carbon tetrachloride (CCl₄)-induced acute liver damage in vitro and in vivo.

SKI-II is an orally active dual-target inhibitor of SphK1/2 and DES1, with K_i values of 16 µM and 0.3 µM against SphK1 and DES1, respectively. SKI-II activates the PERK-Nrf2 antioxidant pathway by stabilizing Nrf2, and synergizes with Temozolomide (HY-17364) to induce oxidative/endoplasmic reticulum stress and cancer cell death under hypoxic conditions. In vivo, SKI-II inhibits SphK activity, promotes ceramide accumulation and apoptosis, and synergizes with Cisplatin (HY-17394) to reverse drug resistance via the ras/MAPK pathway. SKI-II reduces measles virus replication by inhibiting mTORC1 activity. SKI-II binds to VCP to induce M1 polarization, enhances host tolerance to Staphylococcus aureus infection, and exerts radioprotective effects through Nrf2 activation and accelerated DNA repair. SKI-II can be used in research related to glioblastoma, acute myeloid leukemia, gastric cancer, measles virus infection, Staphylococcus aureus infection, and acute radiation syndrome.

Resveratrol (Standard) is the analytical standard of Resveratrol. This product is intended for research and analytical applications. Resveratrol (trans-Resveratrol; SRT501), a natural polyphenolic phytoalexin that possesses anti-oxidant, anti-inflammatory, cardioprotective, and anti-cancer properties. Resveratrol (SRT 501) has a wide spectrum of targets including mTOR, JAK, β-amyloid, Adenylyl cyclase, IKKβ, DNA polymerase. Resveratrol also is a specific SIRT1 activator. Resveratrol is a potent pregnane X receptor (PXR) inhibitor. Resveratrol is an Nrf2 activator, ameliorates aging-related progressive renal injury in mice model. Resveratrol increases production of NO in endothelial cells.

Rutaecarpine, an alkaloid of Evodia rutaecarpa, is an inhibitor of COX-2 with an IC₅₀ value of 0.28 μM. Rutaecarpine can target and activate the NRF2/HO-1 pathway to reduce craniofacial injury. Rutaecarpine sttenuates oxidative stress-induced traumatic brain injury (TBI) and reduces secondary injury via the PGK1/KEAP1/NRF2 signaling pathway. Rutaecarpine can cross the blood-brain barrier (BBB).

Curcumin (Standard) is the analytical standard of Curcumin (HY-N0005). This product is intended for research and analytical applications. 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.

L-Cystine dihydrochloride is the dihydrochloride salt form of L-Cystine (HY-N0394). L-Cystine dihydrochloride elevates Nrf2 protein expression and activates Nrf2 transcription factor. L-cystine dihydrochloride reduces ROS generation and protects against oxidant- or Doxorubicin (HY-15142A)-induced apoptosis. L-Cystine dihydrochloride combined with L-theanine (HY-15121) enhances the production of antigen-specific IgG by increasing glutathione (GSH) levels and T helper 2 (Th2) mediated responses in mice. L-Cystine dihydrochloride is promising for research of cystinuria and kidney stones

3-Hydroxyphenylacetic acid is an orally active flavonoid metabolite produced by intestinal flora, with blood pressure-lowering activity. 3-Hydroxyphenylacetic acid can also inhibit ferroptosis by upregulating the expression of GPX4, thereby improving spermatogenic dysfunction in aged mice. In addition, abnormal levels of 3-Hydroxyphenylacetic acid are closely related to certain diseases, such as autism spectrum disorders.

Sappanone A is an orally active homoisoflavone found in sappan L. Sappanone A is a PDE4 and NF-κB inhibitor with anti-inflammatory and antioxidant effect. Sappanone A induces HO-1 expression through activation of Nrf2 pathway. Sappanone A also inhibits RANKL-induced osteoclastogenesis. Sappanone A has great potential in the research of inflammation-related and cardiovascular .

Dendrobine is an alkaloid isolated from Dendrobium nobile. Dendrobine possesses antiviral activity against influenza A viruses, with IC₅₀s of 3.39 μM, 2.16 μM and 5.32 μM for A/FM-1/1/47 (H1N1), A/Puerto Rico/8/34 H274Y (H1N1) and A/Aichi/2/68 (H3N2), respectively. Dendrobine activates the JNK/p38/Nrf2 signaling pathway. Dendrobine exhibits antiviral, antitumor, anti-inflammatory, and neuroprotective properties.