the concentrations in serum of radioactive cholecalciferol , 25-hydroxycholecalciferol ( 25- ( oh ) d3 ) and the three dihydroxylated metabolites : 1,25- , 24,25- and 25,26-dihydroxycholecalciferol ( 1,25- ( oh ) 2d3 , 24,25- ( oh ) 2d3 and 25,26- ( oh ) 2d3 ) were measured for up to 10 days after the injection .
C0006657
25-hydroxycholecalciferol
C2713074
25