title: Collagen: an overview.
mesh_terms: D000596:Amino Acids / Q000032:analysis; D000818:Animals; D002417:Cattle; D055598:Chemical Phenomena; D002621:Chemistry; D003094:Collagen / Q000096:biosynthesis / Q000145:classification* / Q000302:isolation & purification; D006801:Humans; D011347:Procollagen / Q000096:biosynthesis / Q000145:classification / Q000302:isolation & purification; D014714:Vertebrates
chemical_list: D000596:Amino Acids; D011347:Procollagen; D003094:Collagen