| 释义 |
Animal grouping
基本例句
动物分组
Animal grouping:20 Wistar rats on post - natal days 3-5 were randomly divided into five groups,4 rats in each group.动物分组：将20只出生后3-5天的Wistar大鼠随机分成5组，每组4只。
Animal grouping, administration and sample collection 5 days after injection of Methyl mercury chloride , 42 adult male mice were randomly assigned into four groups: the ini-tial, 0.0, 0. 3 and 3. 0mg/kg acivicin groups.受试小鼠一次腹腔注射氯化甲基汞，剂量为5.;0mg/kg，制造甲基汞蓄积模型。 5天后将42只模型小鼠按体重随机分为实验前组、对照组、0 |