Do mares possess an intracellular endometrial inhibitor of prostaglandin synthesis during early pregnancy?


Cytosol was prepared from endometrium collected from pregnant or nonpregnant mares 14 d after ovulation and was added to a prostaglandin-generating system (bovine fetal cotyledonary microsomes). Addition of endometrial cytosol from pregnant mares suppressed microsomal synthesis of prostaglandin F, but addition of endometrial cytosol from nonpregnant mares… (More)