短语词组短语B -lymphocyte activating factor family 淋巴细胞刺激因子家族human b -lymphocyte hybridoma 人b淋巴细胞杂交瘤b -lymphocyte stimulatory factor 淋巴细胞刺激因子LCL from B -Lymphocyte 染色体缺失 返回 b lymphocyte