The melanocortin receptor-5 (MC5R) is present in human sebaceous glands, where it is expressed in differentiated sebocytes only. The targeted disruption of MC5R in mice resulted in reduced sebaceous lipid production and a severe defect in water repulsion.
The Johnson & Johnson Skin Research Center, Consumer Product Worldwide, a Unit of Johnson & Johnson Consumer Companies, Inc. 199 Grandview Rd., Skillman, NJ 08558, USA.