title: The mechanism of adaptation of intestinal calcium absorption to low dietary calcium.
mesh_terms: D000222:Adaptation, Physiological; D000818:Animals; D002118:Calcium / Q000378:metabolism*; D002136:Calcium, Dietary; D007408:Intestinal Absorption; D051381:Rats; D014807:Vitamin D / Q000378:metabolism / Q000494:pharmacology*
chemical_list: D002136:Calcium, Dietary; D014807:Vitamin D; D002118:Calcium