Proanthocyanidin glycosides and related polyphenols from cacao liquor and their antioxidant effects Hatano, Tsutomu ; Miyatake, Haruka ; Natsume, Midori ; Osakabe, Naomi ; Takizawa, Toshio ; Ito, Hideyuki ; Yoshida, Takashi Abstract Publication: Phytochemistry Pub Date: April 2002 DOI: 10.1016/S0031-9422(02)00051-1 Bibcode: 2002PChem..59..749H