quercetin

Quercetin, a flavonoid natural product, is a SIRT1 activator. It is also a PI3K inhibitor, inhibiting PI3Kγ, PI3Kδ, and PI3Kβ with IC50 values of 2.4, 3.0, and 5.4 μM, respectively. Recognized as a heat shock protein inhibitor, Quercetin can significantly reduce exosome release in TII models by downregulating Hsp70 or Hsp90.

3,7-Di-O-methylquercetin shows α-glucosidase inhibition.

Quercetin-3-O-sophoroside-7-O-glucoside, a naturally occurring compound, can be isolated from the leaves of *Brassica rapa* var. *rapa* [1].

Quercetin 3-O-rutinoside-7-O-glucoside (Standard) is a reference standard for research and analysis in studies involving Quercetin 3-O-rutinoside-7-O-glucoside. Quercetin 3-O-rutinoside-7-O-glucoside (compound 8), an antioxidant present in Hemerocallis fulva, exhibits potent inhibitory action against lipid peroxidation [1].

Quercetin 3-O-β-D-(6''-p-coumaroyl)glucopyranosyl(1→2)-α-L-rhamnopyranoside (Quercetin 3-O-beta-(6''-p-coumaroyl)glucopyranosyl(1->2)-alpha-L-rhamnopyranoside) is a compound extracted from the leaves of Ginkgo biloba with notable antioxidant properties.

Quercetin 3,4'-dimethyl ether shows anti-lipid peroxidation activity (IC 50 values of 0.3 uM), it also shows anti-inflammatory activity. Quercetin 3,4'-dimethyl ether could be useful in the development of novel anticancer agents, it has high cytotoxic aga

Quercetin Dihydrate (Sophoretin) is a polyphenolic flavonoid that was found in a wide variety of plant-based foods, such as apples, onions, berries, and red wine. It is used for their nervous system and anticancer effects.

1. Isoquercetin (3-Glucosylquercetin) is a potential stimulator of bone mineralization used for prophylaxis of osteoporotic disorders. 2. Isoquercetin may be as a potential therapeutic agent against neurodegeneration in Parkinson's disease. 3. Isoquercetin is an inhibitor of Wnt/β-catenin and may be as a potential novel anti-tumoral agent, such as against human pancreati,liver cancer related to opioid receptors and to the activation of the mitogen-activated protein kinase (MAPK) signalling pathway. .

Quercetin 3-O-malonylglucoside is a quercetin O -glucoside and flavonoid, a natural metabolite with potential anti-inflammatory and antioxidant activity.

4',5-Di-O-methyl quercetin is a naturally occurring quercetin derivative with the potential to induce differentiation of human stem cells into hepatocytes.

Quercetin 7-glucuronide is a metabolite of quercetin that inhibits LDL oxidation.

Quercetin 3-O-neohesperidoside is a natural product exhibiting μM-level inhibitory activity against AChE.

Quercetin 3-gentiobioside (Quercetin-3-gentiobioside) is an inhibitor of AR and AGE formation and can be extracted from A. iwayomogi.Quercetin 3-gentiobioside inhibits the biological activity of aldose reductase (AR) and the formation of advanced glycosylation end products (AGEs).

Quercetin 3-O-(6''-galloyl)-beta-D-galactopyranoside effectively induces apoptosis through the p53, MAPKs, and mitochondrial apoptotic pathways.

Quercetin 3-O-(6''-O-galloyl)-β-D-glucoside (Quercetin 3-O-(6''-galloyl)-beta-D-glucopyranoside) is a natural product with potent inhibitory activity against the growth of Microcystis aeruginosa.

Quercetin-3-O-glucose-6''-acetate (6"-O-Acetylisoquercitrin) is an inhibitor of NADPH oxidase. Quercetin-3-O-glucose-6''-acetate has antioxidant activities.

Quercetin-3-O-robinobioside is a quercetin-derived flavonol, exhibits antioxidant activities. It exhibits in-vitro inhibitory activities against leukemia K562 cells.

Quercetin 3-O-sambubioside is a natural flavonoid and disaccharide derivative that scavenges free radicals thereby reducing cellular oxidative stress, stimulates nociceptors and increases spontaneous activity in mice.

Quercetin 3,3'-dimethyl ether (3,3'-Di-O-methylquercetin) is an aromatic compound from the fruits of Narthecium ossifragum L with antioxidant activity.

Quercetin-3'-O-glucoside, a specific flavonol glycoside, is recognized for its potential antidiabetic and potent antioxidant properties, which have been experimentally shown to effectively modulate alloxan-induced hyperglycemia and reduce lipid peroxidation in rat models.

Quercetin-3-O-D-glucosyl]-(1-2)-L-rhamnoside (Quercetin 3-O-beta-D-glucosyl-(1->2)-rhamnoside) is the main antioxidant in Shuxuening, an herbal medicine injection.

3',4',7-Trimethoxyquercetin (3,5-Dihydroxy-7,3',4'-trimethoxyflavone) is a polymethoxyquercetin isolated from Scutellaria baicalensis with antioxidant activity.

Quercetin 3-O-glucoside-7-O-rhamnoside at 30 mg/kg i.p. can decrease the ambulatory locomotor activity and increase the sodium thiopental-induced time of loss of the righting reflex suggesting a clear depressant action.

Tamarixetin (4'-O-Methyl Quercetin) is a natural flavonoid derivative of quercetin that exhibits anti-inflammatory and antioxidative effects, offering protection against cardiac hypertrophy.