TY - GEN AU - Clements,M R AU - Johnson,L AU - Fraser,D R TI - A new mechanism for induced vitamin D deficiency in calcium deprivation SN - 0028-0836 PY - 1987///0219 KW - Animals KW - Bile KW - metabolism KW - Calcitriol KW - Calcium KW - administration & dosage KW - Cholecalciferol KW - Cytochrome P-450 Enzyme System KW - Glucuronates KW - Liver KW - enzymology KW - Phosphorus KW - Rats KW - Skin Pigmentation KW - Splanchnic Circulation KW - Vitamin D Deficiency KW - etiology N1 - Publication Type: Journal Article UR - https://doi.org/10.1038/325062a0 ER -