| abstract |
A method for preventing and/or treating the signs of skin aging comprises administering as an agent into an individual in need thereof an effective amount of acid ceramidase, polypeptides derived from this protein or analogues thereof, a nucleic sequence encoding such a polypeptide, or an agent for modulating the expression or the biological or biochemical activity of such a polypeptide. A methods for characterizing a state of an epithelium comprises determining a content of acid ceramidase, polypeptides derived from this protein or analogues thereof, or a nucleic sequence encoding such a polypeptide in an epidermis sample. |