partially purified 17beta-hydroxy steroid-nad ( + ) oxidoreductases , prepared from pseudomonas testosteroni ( ec 1.1.1.51 ) , human term placenta ( ec 1.1.1.62 ) and the cytoplasmic fraction of rat liver ( ec 1.1.1.- ) were tested for their ability to catalyse the oxidoreduction of 18-hydroxyoestradiol-17beta and 18-hydroxyoestrone .
C0030016
ec 1
C0030012
oxidoreduction