RESULTS The gastric mucosaltissue of control group kept intact and no corrosive focus or ulcer was observed.
结果对照组大鼠胃粘膜光整完好，肉眼未见糜烂及溃疡。
2
The lesions located in the mucosaltissue with polyp-like or papular appearance, so they should be differentiated from other neoplasms or non-neoplastic lesions.
由于病变组织位于黏膜组织内呈丘疹样或息肉样外观，因此需从临床及组织学角度与多种病变相鉴别。
3
Epinephrine and dopamine had deleterious effect on oxygen metabolism, while norepinephrine plus low dose of dobutamine improved gastric mucosal perfusion and tissue oxygen utilization.