two microsomal enzymes , aminopyrine-n-demethylase and aniline hydroxylase showed a greater specific activity ( p less than 0.01 ) in the diestrus phase of the estral cycle while the oxidative enzyme aryl hydrocarbon hydroxylase and the conjugative enzyme , glucuronyl transferase , were not affected .
C0003039
aniline hydroxylase
C0003927
aryl