the in vitro release of thromboxane b2 ( txb2 ) , prostaglandin e2 ( pge2 ) , and 6-keto-prostaglandin f1a ( 6-keto-pgf1 alpha ) into the incubation media was measured by radioimmunoassay .
C0012472
prostaglandin e2
C0033554
prostaglandin