Other femalehomoimmune BALB/c mice(6-8wks)were divided randomly into group cand d which received splenocytes from group a and group b respectively.

• 将 6-8 周雌性 BALB/c 小鼠随机分为两组(c 组和 d 组),分别接受 a 组和 b 组小鼠的脾细胞免疫。