the biliary excretion of [ 3h ] -25-hydroxyvitamin d3 ( [ 3h ] 25 ( oh ) d3 ) was studied in vitamin d-depleted female rats over a 3-h period after intravenous or intraduodenal administration of intact [ 3h ] 25 ( oh ) d3 and after the intraduodenal readministration of the [ 3h ] 25 ( oh ) d3-derived biliary material .
C0006657
25-hydroxyvitamin d3
C2713074
25 ( oh ) d3