title: Studies on the mode of action of calciferol. X. 24-Nor-25-hydroxyvitamin D3, an analog of 25-hydroxyvitamin D3 having "anti-vitamin" activity.
mesh_terms: D000818:Animals; D001681:Biological Assay; D001842:Bone and Bones / Q000187:drug effects / Q000378:metabolism; D002118:Calcium / Q000378:metabolism; D002645:Chickens; D002762:Cholecalciferol / Q000494:pharmacology; D005769:Gastrointestinal Motility / Q000187:drug effects; D006887:Hydroxycholecalciferols / Q000138:chemical synthesis / Q000494:pharmacology*; D008297:Male; D012279:Rickets / Q000378:metabolism; D013329:Structure-Activity Relationship
chemical_list: D006887:Hydroxycholecalciferols; D002762:Cholecalciferol; D002118:Calcium