Dilan A. Patel, MD WashU Medicine Physicians Pigmentation is regulated in two places: internally, and at the skin level. This is the systemic side of the equation. Oxidative stress, inflammation, detoxification capacity, and internal signaling influence how melanin is Viraat M. Patel, MD Dermatology Torrance Skypark Primary & Specialty Care UCLA Health Payal PATEL Research Fellow Doctor of Medicine Massachusetts General Hospital, Boston MGH Department of Dermatology Research profile Nayan Patel, PharmD Dr. Geeta Patel, DO Bellaire Dermatology, Bellaire, TX