Suppressive Effect of Caffeic Acid and its Derivatives on the Generation of UVA-induced Reactive Oxygen Species in the Skin of Hairless Mice and Pharmacokinetic Analysis on Organ Distribution of Caffeic Acid in ddY Mice - Yamada, Yumiko; Yasui, Hiroyuki; Sakurai, Hiromu (Photochemistry and photobiology, 2006)