Ultraviolet Light Alteration of Acid Maltase Activity in Epidermis****From the Departments of Biochemistry and Dermatology, University of Oklahoma Medical Center, 800 Northeast 13th Street, Oklahoma City, Oklahoma 73104.**Taken in part from a thesis submitted by Owen Black, Jr. to the Graduate College of the University of Oklahoma, in partial fulfillment of the requirements for M.S. degree in Biochemistry (1966).