Polypeptide isolated from the epidermis and its use

摘要

A natural or synthetic polypeptide belonging to family of cysteine proteases of the cathepsin L type, with apparent molecular weight of 15-32 kD, and its fragments are new and obtained by proteolysis or synthetically. Also claimed is a process for cosmetic treatment for fighting against intercorneocytary cohesion or favours exfoliation comprising applying to the skin of the subject the above polypeptide in the form of a composition.