title: Gelatinized pleistocene collagen.
mesh_terms: D000596:Amino Acids / Q000032:analysis; D000818:Animals; D005075:Biological Evolution; D001842:Bone and Bones / Q000032:analysis*; D002335:Carnivora; D002849:Chromatography, Gas; D003094:Collagen / Q000032:analysis*; D005782:Gels; D006736:Horses; D013045:Species Specificity
chemical_list: D000596:Amino Acids; D005782:Gels; D003094:Collagen