Flavonoïdes et Polyphénols

Stability Hygroscopic
Applications Found in many plants, especially the buckwheat plant. Identity with Ilixanthin. Capillary protectant. Rutin is colored brown by tobacco enzyme under experimental conditions.
References Harrison, et al.: J. Am. Pharm. Assoc., 39, 557 (1950), Humphreys, et al.: Econ. Bot., 18, 195 (1964), Khalifa, T.I., et al.: Anal. Profiles Drug Subs., 12, 623 (1983).

Applications 8-Prenylnaringenin is a prenylflavonoid, a class on non-steroidal phytoestrogen that mimicks and/or modulating endogenous estrogens via estrogen receptor binding.
References Miyamoto, M. et al.: Planta Med., 64, 516 (1998); Kim, H.J. et al.: Arch. Pharm. Res., 31, 1241 (2008); Zierau, O. et al.: Mol. Cell. Endocrinol., 294, 92 (2008);

Applications Galangin is a flavanoid found in Alpinia officinarum, galangal rhizome (Alpinia galanga) and in propolis. Galangin has been show to inhibit proliferation of estrogen receptor-positive MCF-7 human breast cancer cells as well as delay of mammary tumorigenesis.
References So, F.V. et al.: Nutrit. Cancer, 26, 167 (1996); So, F. et al.: Cancer Lett., 112, 127 (1997); Ciolino, H.P. et al.: Br. J. Cancer, 79, 1340 (1999);