Experiment two: Before the execution, India ink 1:3 diluted with germ free physiological saline (0.25ml/100g) was injected into the vail vein in each group rats.
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- 实验二在处死动物前各组经鼠尾静脉注射用生理盐水1:3稀释的印度墨汁(0.;25ml/100g)。