Objective to explore the method of embryos transplant technology in evaluating the development toxicity of hydroxyurea.
目的探讨体外染毒后胚泡移植方法评价羟基脲发育毒性的可行性。
A systematic experiment was conducted by pot experiments to determine the effects of arsenic toxicity on development, yield and quality of flue-cured tobacco.
为了考察砷毒害对烤烟生产的影响，采用盆栽试验，研究了砷与烤烟生长发育、产量和品质的关系。
Conclusion the toxicity of lead on neuron development might related to the change of trace element concentration, reduction of antioxidation ability and increasing apoptosis in brain.
结论铅的发育神经毒性与中枢神经系统铜等微量元素的改变、抗氧化能力下降及由此所致的细胞凋亡数量增加有关。
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