用高效液相色谱法(HPLC)测定了黄瓜子叶节花芽分化期(0 - 6天)内源激素及多胺的变化。

Changes of endogenous hormones and polyamines (PAs) contents during floral differentiation (0-6 day) in cucumber cotyledonary nodes cultured in vitro were determined by using HPLC.

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目的：观察不同剂量神经节苷脂(GM - 1)对神经干细胞增殖和分化的影响。

Aim: To observe the effects of different dose of GM-1 on the growth and differentiation of neural stem cells.

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结果显示花原基分化和开花的起始节位是第一真叶节；

The results showed that the differentiation of floral primordium and flower firstly occurred at the axil of the first leaf.

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