目的研究不同蚕丝蛋白材料对鼠胚表皮细胞的毒性及其影响细胞增殖的因素。
Objective Toinvestigate cytotoxity of silk protein materials and their effect on proliferation of rat embryoepithelial cells.
胚已经具有了表皮、皮层、中柱的分化，细胞小，染色质浓厚。
Embryo cells are small, chromatin is dense, have already differentiation on epidermis, cortex and central cylinder.
鸡胚角膜上皮组织离体培养试验表明，小鼠表皮生长因子对10日龄鸡胚角膜上皮组织有显著的增殖效应。
In vitro culture of corneal epithelium of 10 days chick embryonic eyes showed that a prominent effect of cells proliferation induced by epidermal growth factor (EGF) of mouse.
结果表明：无论是注入离子本身的射程，还是次级电子、自由基扩散、高温热穗、级联原子和冲击波等次级作用范围都无法触及表皮下面的胚细胞。
The results show that no matter the range of the implanted ion itself or secondary effect sphere of secondary electrons, radical diffusion, thermal spike, cascade atoms and shock wave etc.
结果表明：无论是注入离子本身的射程，还是次级电子、自由基扩散、高温热穗、级联原子和冲击波等次级作用范围都无法触及表皮下面的胚细胞。
The results show that no matter the range of the implanted ion itself or secondary effect sphere of secondary electrons, radical diffusion, thermal spike, cascade atoms and shock wave etc.
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