in the present study , the sustainable rates of production of the 5 neutral lipid classes found on the skin surface ( triglycerides + free fatty acids , wax esters , cholesterol , cholesterol esters , and squalene ) were measured on the foreheads of acne patients before , during , and following treatment with 13-cis-retinoic acid , a drug which suppresses sebum production profoundly .
C0001144
acne
C0022265
13-cis-retinoic acid