aspirin ( 200 mg/kg p.o . ) and indomethacin ( 10 mg/kg p.o . ) produced ultrastructural signs of damage at 10-60 min to the surface mucous cells , parietal cells and endothelial cells of sub-mucosal capillaries coincident with the relatively rapid absorption of the radiolabelled drugs and reduction in the mucosal content of pge2 and 6-keto pgf1 alpha determined by gas chromatography/mass spectrometry .
C0699040
surface
C0007634
cells