concentrations of the stable metabolites of prostaglandin e2 , prostaglandin f2 alpha , and prostaglandin i2 ( prostacyclin ) were quantified by specific radioimmunoassays in the plasma of nonpregnant women , women pregnant in the late third trimester , and women pregnant in the late third trimester with either pregnancy-induced or chronic hypertension .
C0012472
prostaglandin e2
C0032961
pregnancy