group a developed stress ulcers and their gastric mucosal prostaglandin levels ( prostaglandin e2 ( pge2 ) and prostacyclin levels , as measured by its stable metabolite 6-keto-prostaglandin f1 alpha ( 6-keto-pgf-1 alpha , but not thromboxane ) were significantly reduced when compared with their respective non-stressed controls .
C0033554
prostaglandin
C0012472
prostaglandin e2