但是在世界上的某些地区，比如中非，由于基因突变而导致的白化病或色素脱失的婴儿会导致人们的害怕和迷信，有时甚至会被杀死。

But in some parts of the world, such as central Africa, mutations that result in albinism (or a significant depigmentation) of a baby can provoke fear and superstition and sometimes even infanticide.

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但是瘙痒细胞被杀死后，陈教授用一种接一种的瘙痒物质刺激白鼠，但它们搔痒程度骤然降低，有时甚至完全停止。

But after the itch cells were killed off, their scratching plummeted - in some cases stopped completely - when Chen introduced one after another itchy substance.

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