Procyanidins from Apples (Malus pumila Mill.) Extend the Lifespan of Caenorhabditis elegans - Sunagawa, Tadahiro; Shimizu, Takahiko; Kanda, Tomomasa; Tagashira, Motoyuki; Sami, Manabu; Shirasawa, Takuji (Planta Medica, 2011)