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单核细胞在细菌脂多糖(LPS)的刺激下,可产生一种因子,它能促使受抗原刺激的 B 细胞转化为产生抗体的细胞,但并不引起有丝分裂。作者将这种因子称为 B 细胞分
Monocytes, stimulated by bacterial lipopolysaccharide (LPS), produce a factor that causes antigen-stimulated B cells to convert into antibody-producing cells, but does not cause mitosis. The authors refer to this factor as a B cell fraction