title: Changes of duodenal spermine-binding activity caused by vitamin D deficiency.
mesh_terms: D000375:Aging; D000818:Animals; D002117:Calcitriol / Q000494:pharmacology; D002645:Chickens; D004386:Duodenum / Q000187:drug effects / Q000378:metabolism*; D013096:Spermine / Q000378:metabolism*; D014808:Vitamin D Deficiency / Q000378:metabolism*
chemical_list: D013096:Spermine; D002117:Calcitriol