title: Metabolism of  57 C0-methylcobalamin in rat and guinea pig.
mesh_terms: D000818:Animals; D003036:Cobalt Isotopes; D006168:Guinea Pigs; D008297:Male; D051381:Rats; D014805:Vitamin B 12 / Q000378:metabolism*
chemical_list: D003036:Cobalt Isotopes; D014805:Vitamin B 12