Method KM, BALB/c, C57BL/6 mice were inoculated at axilla, medial thigh and sole with H22 carcinoma cells, then the changes and existence of carcinoma cells in subaxillary and inguinal lymph nodes were observed.

• 方法:选择KM小鼠、BALB/c小鼠、C57BL/6小鼠,分别在腋下、股部内侧和脚垫接种H22腹水癌细胞,观察腋下和腹股沟淋巴结的变化。