title: Mechanism of enterohepatic circulation of vitamin B12: movement of vitamin B12 from bile R-binder to intrinsic factor due to the action of pancreatic trypsin.
mesh_terms: D001646:Bile / Q000187:drug effects / Q000378:metabolism*; D004764:Enterohepatic Circulation; D006801:Humans; D007437:Intrinsic Factor / Q000378:metabolism*; D012463:Saliva / Q000378:metabolism; D014357:Trypsin / Q000494:pharmacology*; D014805:Vitamin B 12 / Q000378:metabolism*
chemical_list: D007437:Intrinsic Factor; D014357:Trypsin; D014805:Vitamin B 12