title: Age-related changes in the stability of human skin polymeric collagen.
mesh_terms: D000596:Amino Acids / Q000032:analysis; D000818:Animals; D002417:Cattle; D003094:Collagen / Q000378:metabolism*; D003956:Dialysis; D006023:Glycoproteins / Q000032:analysis / Q000378:metabolism*; D007525:Isoelectric Focusing; D013710:Tendons / Q000378:metabolism*
chemical_list: D000596:Amino Acids; D006023:Glycoproteins; D003094:Collagen