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实验方法实验选用纯种Wistar大鼠(中国医学科学院实验动物繁育场提供)。雌雄不拘,体重180~270g。实验前禁食24小时,自由饮水。
Experimental Methods Purebred Wistar rats (provided by the Chinese Academy of Medical Sciences Laboratory Animal Breeding Farm) were used for the experiment. Male or female, weight 180 ~ 270g. Fasting for 24 hours before the experiment, free drinking water.