Decrease in glutathione may be involved in pathogenesis of acne vulgaris. Ikeno H, Tochio T, Tanaka H, Nakata S. Source Ikeno Clinic of Dermatology and Dermatologic Surgery, 1-14-4 Ginza Chuo-ku, Tokyo 104-0061, Japan. [email protected] Abstract BACKGROUND: Some past studies reported that oxidative stress components such as reactive oxygen species (ROS) or lipid peroxide (LPO) are involved in the p