目的研究人胚胎海马神经干细胞体外长期培养的条件和其在自主分化条件下的分化能力和分化特点。

Objective To study the conditions of in vitro culture and the features of differentiation of neural stem cells from human embryonic hippocampus.

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极核细胞能自主融合成为一个次生大细胞，但未观察到融合后的细胞进一步分化。

Polar nuclei could autofused to a big secondary cell, but further differentiation of the cell was not observed.

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