Intragastric instillation of 60% and 100% ethanol resulted in gastric mucosal vascular injury (monastral bLuelabeling )and increased vascular permeability within 3 min.

• 60%25和100%25酒精灌胃后3分钟内即引起胃粘膜血管损伤（单星蓝染色标记）和通透性增强。