title: Inhibition of biological activity of cholecalciferol (vitamin D3) by o,p'-DDT or p,p'-DDT in Rachitic cockerel.
mesh_terms: D000818:Animals; D002118:Calcium / Q000378:metabolism; D002645:Chickens / Q000378:metabolism*; D002762:Cholecalciferol / Q000037:antagonists & inhibitors*; D003634:DDT / Q000494:pharmacology*; D012279:Rickets / Q000378:metabolism*
chemical_list: D002762:Cholecalciferol; D003634:DDT; D002118:Calcium