实验结果说明花粉管的定向生长受胚珠的分子信号调控。
It is suggested that directional growth of pollen tubes are controlled by molecular signal in ovule.
目的：观察干细胞趋化因子sdf - 1在创面愈合过程中调控表皮干细胞定向迁移促进创面愈合的过程。
Objective to investigate the stem cell chemokine SDF-1 in the regulation of wound healing migration of epidermal stem cells to promote wound healing process.
有研究表明，返回抑制不仅受到外源性注意定向的影响，同时也受到自上而下的策略性注意调控的影响。
Some researches have proved that Inhibition of return is not only influenced by exogenous attention, also by endogenous attention.
有研究表明，返回抑制不仅受到外源性注意定向的影响，同时也受到自上而下的策略性注意调控的影响。
Some researches have proved that Inhibition of return is not only influenced by exogenous attention, also by endogenous attention.
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