Vitisin B is a

resveratrol Resveratrol (3,5,4′-trihydroxy-''trans''-stilbene) is a stilbenoid, a type of natural phenol or polyphenol and a phytoalexin produced by several plants in response to injury or when the plant is under attack by pathogens, such as bacterium, ba ...

tetramer A tetramer () (''tetra-'', "four" + '' -mer'', "parts") is an oligomer formed from four monomers or subunits. The associated property is called ''tetramery''. An example from inorganic chemistry is titanium methoxide with the empirical formula ...

found in plants of the genus ''

Vitis ''Vitis'' (grapevine) is a genus of 81 accepted species of vining plants in the flowering plant family Vitaceae. The genus consists of species predominantly from the Northern Hemisphere. It is economically important as the source of grapes, bot ...

''.Opposite Effects of Two Resveratrol (trans-3,5,4′-Trihydroxystilbene) Tetramers, Vitisin A and Hopeaphenol, on Apoptosis of Myocytes Isolated from Adult Rat Heart. Kazuhiko Seya, Kouta Kanemaru, Chiharu Sugimoto, Megumi Suzuki, Teruko Takeo, Shigeru Motomura, Haruo Kitahara, Masatake Niwa, Yoshiteru Oshima and Ken-Ichi Furukawa, JPET January 2009 vol. 328 no. 1 90-98,

References

External links

Vitisin B on www.chemindustry.com

Resveratrol oligomers Natural phenol tetramers Grape varieties Benzofurans {{aromatic-stub