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1·The ultrastructural features of neural differentiation included scattered or cluster distribution of dense core granules in cytoplasm and cytoplasmic processes;

神经分化形态表现为瘤细胞胞质和胞质突起内可见散在或簇状分布的致密核心颗粒，并形成突触样结构。

2·The expression of membrane cluster differentiation antigen CD14 was analyzed by flow cytometry.

流式细胞术检测细胞表面标志物CD14抗原的表达；