Human IL-4 biological activity was identified from the culture supernatant by FACS analysis.

经FACS测定证实细胞的培养上清中具有人IL - 4的生物学活性。

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Objective To investigate the effects of human IL 4 gene modificated glioma cell on tumor growth.

目的探讨人il 4基因修饰对人脑胶质瘤的抑瘤效应及可能机制。

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Objective To investigate the effects of human interleukin-4 (IL-4) gene transfer on differentiation and apoptosis in hepatoblastoma cells line (HepG2) cells.

目的研究人白细胞介素4（IL 4）基因修饰对肝母细胞瘤细胞凋亡及分化的影响及可能机制。

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