Cosmetic composition for preventing skin aging, treating wrinkled skin, promoting smoothing and firming of the skin comprising AIMP1 polypeptide or fragments thereof as an active ingredient

摘要

The present invention relates to a method for stimulating collagen synthesis and/or KGF expression, and more particularly, to a method for stimulating collagen synthesis and/or KGF expression using the AIMP1 or its fragment. The AIMP1 or its fragment can be effectively used for the stimulation of collagen synthesis and/or KGF expression in a subject in need thereof, the treatment of skin aging in the subject, the treatment of the flaccid and/or wrinkled skin in the subject, the promoting the smoothing and/or firming of the skin in the subject, the treatment of adverse cutaneous effects of menopause in the subject, and the treatment of adverse effects of menopause on the collagen.