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The healing power of flavonoids

Authors: REBECCA JACOBS Source: THE HEALING POWER OF FLAVONOIDS October, 2014 Abstract: Ever wonder where blueberries, plums, beets, and all of those wonderful deep blue and purple fruits and veggies get their vibrant colors from? Flavonoids! Flavonoids are fantastic for our health, and balance. They act as antioxidants in the body which help to ward off free radicals which in turn helps to prevent oxidative damage to cells. Flavonoids are so powerful, powerful enough that they can actually participate in metabolism, help with the use of calcium in our bodies, and help with inflammation. Flavonoids also help with a whole handful of other…

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Cancer control Chemistry 

In Vitro Anticancer Activity of a Nonpolar Fraction from Gynostemma pentaphyllum (Thunb.) Makino

Authors: Yantao Li, Jiajun Huang, Wanjun Lin, Zhongwen Yuan, Senling Feng, Ying Xie, and WenzheMa Source: Hindawi Publishing Corporation Evidence-Based Complementary and Alternative Medicine Volume 2016, Article ID 6308649, 11 pages Abstract: Gynostemma pentaphyllum(Thunb.)Makino (GpM) has beenwidely used in traditional Chinesemedicine (TCM) for the treatment of various diseases including cancer. Most previous studies have focused primarily on polar fractions of GpM for anticancer activities. In this study, a nonpolar fraction EA1.3A from GpM showed potent growth inhibitory activities against four cancer cell lines with IC50 ranging from31.62 g/mL to 38.02 g/mL. Furthermore, EA1.3A…

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Chemistry 

Novel Dammarane-Type Glycosides from Gynostemma pentaphyllum

Authors: Feng YIN, Lihong HU,* and Ruixiang PAN Source: Chem. Pharm. Bull. 52(12) 1440—1444 (2004) Vol. 52, No. 12 Abstract: Three new dammarane glycosides (1—3), together with five known compounds, gypenoside LXIX (4), gylongiposide I (5), gypenoside XLVIII (6), allantion (7) and vitexin (8) were isolated from the MeOH extract of the aerial parts of Gynostemma pentaphyllum. Compounds 5, 7, and 8 were isolated from this plant for the first time. Their structures were elucidated by 1D and 2D NMR spectra interpretation as well as by chemical degradation. Ful text: 52_1440

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Chemistry 

Chemistry and pharmacology of Gynostemma pentaphyllum

Authors: Valentina Razmovski-Naumovski , Tom Hsun-Wei Huang , Van Hoan Tran, George Qian Li, Colin C. Duke & Basil D. Roufogalis* Source:  Phytochemistry Reviews (2005) 4: 197–219 Abstract: In traditional Chinese medicine, Gynostemma pentaphyllum (Thunb.) Makino is a herbal drug of extreme versatility and has been extensively researched in China. The dammarane saponins isolated from Gynostemma pentaphyllum, namely gypenosides or gynosaponins, are believed to be the active components responsible for its various biological activities and reported clinical effects. This review attempts to encompass the available literature on Gynostemma pentaphyllum, from…

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