《英文msh词典》16,17-Epiestriol
[入口词] 16,17-Epiestriol
[主题词] Estriol
[英文释义] A hydroxylated metabolite of ESTRADIOL or ESTRONE that has a hydroxyl group at C3-beta,16-alpha,and 17-beta position. Estriol is a major urinary estrogen. During PREGNANCY,large amount of estriol is produced by the PLACENTA. Isomers with inversion of the hydroxyl group or groups are called epiestriol.