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(-)-Epigallocatechin gallate

Inhibitor of NOS, telomerase and Dnmt
ALX-270-263-M010 10 mg 34.00 USD
ALX-270-263-M050 50 mg 66.00 USD
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Replaces Prod. #: BML-FR109

Antitumor reagent. Antioxidant. Protects cells from lipid peroxidation and DNA damage induced by reactive free radicals. Inhibits inducible nitric oxide synthase (iNOS; NOS II). Chemopreventive anticancer agent. Induces apoptosis in human cancer cell lines. Inhibits MAP kinase mediated signalling pathways. Inhibits angiogenesis. Inhibits telomerase and DNA methyltransferase. Anti-inflammatory agent.

Product Specification

Alternative Name:EGCG, (2R,3R)-2-(3,4,5-Trihydroxyphenyl)-3,4-dihydro-1[2H]-benzopyran-3,5,7-triol 3-(3,4,5-trihydroxybenzoate)
Source:Isolated from green tea.
MI:14: 3526
Purity:≥98% (HPLC)
Appearance:White powder.
Solubility:Soluble in 100% ethanol, dimethyl formamide or DMSO; slightly soluble in water.
Long Term Storage:+4°C
Use/Stability:Stock solutions in DMSO are stable for up to 3 months when stored at -20°C.
Handling:Protect from light. Keep under inert gas. After reconstitution, prepare aliquots and store at -20°C.
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Product Literature References

Epigallocatechin Gallate/Layered Double Hydroxide Nanohybrids: Preparation, Characterization, and In Vitro Anti-Tumor Study: S.S. Shafiei, et al.; PLoS One 10, (2015), Application(s): Cell Viability, Abstract; Full Text
Tea flavanols inhibit angiotensin-converting enzyme activity and increase nitric oxide production in human endothelial cells: I.A. Persson, et al.; J. Pharm. Pharmacol. 58, 1139 (2006), Abstract;
Neuroprotective effects of (-)-epigallocatechin gallate following hypoxia-ischemia-induced brain damage: novel mechanisms of action: B.A. Sutherland, et al.; FASEB J. 19, 258 (2005), Abstract; Full Text
A constituent of green tea, epigallocatechin-3-gallate, activates endothelial nitric oxide synthase by a phosphatidylinositol-3-OH-kinase-, cAMP-dependent protein kinase-, and Akt-dependent pathway and leads to endothelial-dependent vasorelaxation: M. Lorenz, et al.; J. Biol. Chem. 279, 6190 (2004), Abstract; Full Text
Epigallocatechin-3-gallate inhibits epidermal growth factor receptor signaling pathway. Evidence for direct inhibition of ERK1/2 and AKT kinases: J.F. Sah, et al.; J. Biol. Chem. 279, 12755 (2004), Abstract;
Epigallocatechin-3-gallate, constituent of green tea, suppresses the LPS-induced phenotypic and functional maturation of murine dendritic cells through inhibition of mitogen-activated protein kinases and NF-kappaB: S.C. Ahn, et al.; BBRC 313, 148 (2004), Abstract;
Green tea polyphenols prevent toxin-induced hepatotoxicity in mice by down-regulating inducible nitric oxide-derived prooxidants: J.H. Chen, et al.; Am. J. Clin. Nutr. 80, 742 (2004), Abstract; Full Text
Inhibition of c-Jun NH2-terminal kinase activity improves ischemia/reperfusion injury in rat lungs: M. Ishii, et al.; J. Immunol. 172, 2569 (2004), Abstract;
Inhibitory effects of green tea catechins on the activity of human matrix metalloproteinase 7 (matrilysin): H. Oneda et al.; J. Biochem. 133, 571 (2003), Abstract;
Selective inhibition of ADAMTS-1, -4 and -5 by catechin gallate esters: M.N. Vankemmelbeke, et al.; Eur. J. Biochem. 270, 2394 (2003), Abstract;
The specificities of protein kinase inhibitors: an update:: J. Bain, et al.; Biochem. J. 371, 199 (2003), Abstract; Full Text
(-)Epigallocatechin-3-gallate inhibits leukocyte elastase: potential of the phyto-factor in hindering inflammation, emphysema, and invasion: L. Sartor et al.; J. Leukoc. Biol. 71, 73 (2002), Abstract;
Epigallocatechin gallate, a constituent of green tea, represses hepatic glucose production: M.E. Waltner-Law, et al.; J. Biol. Chem. 277, 34933 (2002), Abstract; Full Text
Fenton reaction is primarily involved in a mechanism of (-)-epigallocatechin-3-gallate to induce osteoclastic cell death: H. Nakagawa et al.; Biochem. Biophys. Res. Commun. 292, 94 (2002), Abstract;
Green tea epigallocatechin gallate: a natural inhibitor of fatty-acid synthase: X. Wang & W. Tian; BBRC 288, 1200 (2001), Abstract;
Tumor gelatinases and invasion inhibited by the green tea flavanol epigallocatechin-3-gallate: S. Garbisa et al.; Cancer 91, 822 (2001), Abstract;
Matrix metalloproteinase inhibition by green tea catechins: M. Demeule et al.; Biochim. Biophys. Acta 1478, 51 (2000), Abstract;
Antimutagenic and anticarcinogenic activity of tea polyphenols: Y. Kuroda & Y. Hara; Mutat. Res. 436, 69 (1999), Abstract;
Antioxidant chemistry of green tea catechins. Identification of products of the reaction of (-)-epigallocatechin gallate with peroxyl radicals: S. Valcic, et al.; Chem. Res. Toxicol. 12, 382 (1999), Abstract;
ESR study on the structure-antioxidant activity relationship of tea catechins and their epimers: Q. Guo, et al.; Biochim. Biophys. Acta 1427, 13 (1999), Abstract;
Inhibitory effect of green and black tea on tumor growth: A.H. Conney, et al.; Proc. Soc. Exp. Biol. Med. 220, 229 (1999), Abstract;
Pharmacokinetics of the green tea derivative, EGCG, by the topical route of administration in mouse and human skin: K. Dvorakova, et al.; Cancer Chemother. Pharmacol. 43, 331 (1999), Abstract;
Polyphenolic antioxidant (-)-epigallocatechin-3-gallate from green tea reduces UVB-induced inflammatory responses and infiltration of leukocytes in human skin: S.K. Katiyar, et al.; Photochem. Photobiol. 69, 148 (1999), Abstract;
Epigallocatechin suppression of proliferation of vascular smooth muscle cells: correlation with c-jun and JNK: L.H. Lu, et al.; Br. J. Pharmacol. 124, 1227 (1998), Abstract;
Green tea epigallocatechin gallate shows a pronounced growth inhibitory effect on cancerous cells but not on their normal counterparts: Z.P. Chen et al.; Cancer Lett. 129, 173 (1998), Abstract;
Induction of apoptosis in prostate cancer cell lines by the green tea component, (-)-epigallocatechin-3-gallate: A.G. Paschka et al.; Cancer Lett. 130, 1 (1998), Abstract;
Telomerase inhibition, telomere shortening, and senescence of cancer cells by tea catechins: I. Naasani, et al.; BBRC 249, 391 (1998), Abstract;
(-)-Epigallocatechin-3-gallate blocks the induction of nitric oxide synthase by down-regulating lipopolysaccharide-induced activity of transcription factor nuclear factor-kappaB: Y.L. Lin & J.K. Lin; Mol. Pharmacol. 52, 465 (1997), Abstract;
Green tea constituent epigallocatechin-3-gallate and induction of apoptosis and cell cycle arrest in human carcinoma cells: N. Ahmad, et al.; J. Natl. Cancer Inst. 89, 1881 (1997), Abstract;
Inhibition of inducible nitric oxide synthase gene expression and enzyme activity by epigallocatechin gallate, a natural product from green tea: M.M. Chan, et al.; Biochem. Pharmacol. 54, 1281 (1997), Abstract;
(-)-Epigallocatechin gallate, a polyphenolic tea antioxidant, inhibits peroxynitrite-mediated formation of 8-oxodeoxyguanosine and 3-nitrotyrosine: E.S. Fiala, et al.; Experientia 52, 922 (1996), Abstract;
Effects of various natural antioxidants on the Cu(2+)-mediated oxidative modification of low density lipoprotein: S. Miura et al.; Biol. Pharm. Bull. 18, 1 (1995), Abstract;
Growth inhibition and regression of human prostate and breast tumors in athymic mice by tea epigallocatechin gallate: S. Liao, et al.; Cancer Lett. 96, 239 (1995), Abstract;
Inhibition of 12-O-tetradecanoylphorbol-13-acetate and other skin tumor-promoter-caused induction of epidermal interleukin-1 alpha mRNA and protein expression in SENCAR mice by green tea polyphenols: S.K. Katiyar, et al.; J. Invest. Dermatol. 105, 394 (1995), Abstract;
Inhibition of N-methyl-N'-nitro-N-nitrosoguanidine-induced carcinogenesis by (-)-epigallocatechin gallate in the rat glandular stomach: T. Yamane, et al.; Cancer Res. 55, 2081 (1995), Abstract;
Inhibitory effect of topical application of a green tea polyphenol fraction on tumor initiation and promotion in mouse skin: M.T. Huang, et al.; Carcinogenesis 13, 947 (1992), Abstract;

General Literature References

Anti-invasive effects of green tea polyphenol epigallocatechin-3-gallate (EGCG), a natural inhibitor of metallo and serine proteases: R. Benelli, et al.; Biol. Chem. 383, 101 (2002), (Review), Abstract;
Inhibition of tumour invasion and angiogenesis by epigallocatechin gallate (EGCG), a major component of green tea: Y.D. Jung and L.M. Ellis; Int. J. Exp. Pathol. 82, 309 (2001), (Review), Abstract;
Absorption, metabolism and antioxidative effects of tea catechin in humans: T. Miyazawa; Biofactors 13, 55 (2000), (Review), Abstract;
Anticarcinogenic effects of (-)-epigallocatechin gallate: H. Fujiki, et al.; Prev. Med. 21, 503 (1992), (Review), Abstract;

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