the effects of six natural vitamin d metabolites of potential biological and therapeutic interest , 1,25-dihydroxyvitamin d3 ( 1,25- ( oh ) 2d3 ) , 25-hydroxyvitamin d3 ( 25-oh-d3 ) , 24r,25-dihydroxyvitamin d3 ( 24r,25- ( oh ) 2d3 ) , 1,24r,25-trihydroxyvitamin d3 ( 1,24r,25- ( oh ) 3d3 ) , 25s,26-dihydroxyvitamin d3 ( 25s,26- ( oh ) 2d3 ) and 1,25s,26-trihydroxyvitamin d3 ( 1,25s,26- ( oh ) 3d3 ) on cell replication and expression of the osteoblastic phenotype in terms of osteocalcin production were examined in cultured human bone cells .
C0006657
25-hydroxyvitamin
C2713074
25-oh-d3