Steroid prehormones.
D000728:Androgens / Q000096:biosynthesis / Q000097:blood; D004967:Estrogens / Q000096:biosynthesis / Q000097:blood; D005260:Female; D006728:Hormones / Q000096:biosynthesis* / Q000502:physiology; D006801:Humans; D008297:Male; D013256:Steroids
D000728:Androgens; D004967:Estrogens; D006728:Hormones; D013256:Steroids