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用Wistar雄性大鼠,实验前禁食24h,饮水不限,iv白三烯C_4(LTC_4)0.1ng/100g。发现胃粘膜表层毛细血管口径迅速变细,
Wistar male rats were fasted for 24 hours before the experiment, drinking water was not limited, and iv leukotriene C_4 (LTC_4) was 0.1 ng/100 g. It was found that the diameter of the capillaries in the epithelium of the gastric mucosa was rapidly reduced.