Sipkins said it appears the cancer overproduces a normally expressed molecule called a stem cell factor, which entices normal stem cells into the cancer niche.

斯普金思说，看来癌细胞大量产生一种以正常方式传送的分子，名为干细胞因子，这种分子会引诱正常干细胞到癌细胞的处所。

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Objective to explore the effect of hepatic growth factor on the neuronal differentiation of the neural stem cells.

目的观察肝细胞生长因子对神经干细胞向神经元细胞方向分化的作用。

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Objective: To study the expression of murine stem cell factor in CHO cells.

目的：克隆造血干细胞因子并在CHO 细胞中表达。

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In order to attract the rabbit's own stem cells to re-grow the cartilage, channels in the scaffold were filled with a growth factor protein.

VOA: standard.2010.08.11

Sure enough, he found that the only cells that could produce new tumors in the test tube were the ones with CD133--strong circumstantial evidence that defective stem cells were the growth factor in brain cancer.

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