biological assays were performed to evaluate 10-oxo-19-nor-vitamin d3 ( 10-oxo-d3 ) and 5 ( e ) 25-hydroxy-10-oxo-19-nor-vitamin d3 ( 25-oh-10-oxo-d3 ) two bacterial products of vitamin d3 ( d3 ) and 25-hydroxyvitamin d3 ( 25-ohd3 ) metabolism , respectively .
C2713074
25-oh
C0006657
25-hydroxyvitamin d3