三个分子都加强细胞和蝇处理突变的亨廷顿蛋白，保护细胞不受亨廷顿蛋白毒害。

These molecules enhanced the ability of the cells to dispose of mutant huntingtin in cell and fruit fly models and protect against its toxic effects.

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引入损伤力学理论对不同含水量土体的损伤影响分析说明，随含水量增大，土体损伤程度加强，并存在损伤变量突变点。

According to damage mechanical analysis, the soil body damage level increases with increasing of water content of soil and a catastrophe point of damage variable exists.

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随后，正向选择会固定有益突变，加强新产生的功能。

Then these mutations create new but weakly active functions in one daughter gene.

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