CD34 + cells were isolated from fresh umbilical cord blood samples with immunomagnetic beads and seeded into the models to culture ex vivo without exogenous cytokines.
免疫磁珠分选脐血cd 34 +细胞,接种于各培养体系,无外源性细胞因子条件下进行培养。
He was much excited, without either his gun or his hat, and his right hand and sleeve were observed to be stained with fresh blood.
他当时十分激动,既没带枪也没戴帽子,他们看到他的右手和袖子上都沾有新鲜的血迹。
He was much excited, without either his gun or his hat, and his right hand and sleeve were observed to be stained with fresh blood.
他当时十分激动,既没带枪也没戴帽子,他们看到他的右手和袖子上都沾有新鲜的血迹。
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