如今有一项新研究指出,基因里有一种会受到环境、行为甚至饮食影响,叫做「表观遗传变化(epigenetic change) 的化学性标记,可能就是另外那一半决定人们痛觉感受程度的因素。
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这些幼鼠成年后成为了糟糕的母亲,并把这种表观遗传变化传给了后代。
The abused mice grew up to be poor mothers, and appeared to pass down these changes to their offspring.
日新月异的科技使得我们可以用更广阔的视野看待与环境和行为相联系的表观遗传变化。
Improving technologies are now providing a broader look at the epigenetic changes linked to environment and behavior.
该过程被成为DNA甲基化,是表观遗传变化的一种,属于不会改变DNA序列的可遗传变化。
The process, known as DNA methylation, is one mechanism of epigenetic change, heritable change that does not alter the sequence of DNA itself.
There might be these, what are called epigenetic differences that I mentioned changes in the structure around DNA, and those changes lead to differences in which fraction of the total genes in the chromosomes are being expressed by a particular cell.
可能存在的差异,叫做表观遗传差异,我之前说过的DNA结构上的变化,而这些变化导致,在特定细胞中,染色体组的全部基因中,只有一部分表达出来
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