That DNA damage is what causes sunburn, skin cancer, and eventually wrinkles.

脱氧核糖核酸损伤是导致晒伤和皮肤癌的原因，最终产生皱纹。

Too much aflatoxin can cause liver damage, cancer, DNA damage, and immune system deficiency.

摄入过量的黄曲霉毒素会使肝功能受损，诱发癌症，损害 DNA，并造成免疫系统缺陷。

When this DNA damage happens, cells can stop working properly and sometimes get killed off.

当DNA受损时，细胞就会停止正常工作，而且有时会被杀死。

DNA damage, and immune system deficiency. But not all mold is harmful.

DNA 损伤和免疫系统缺陷。但并非所有霉菌都是有害的。

And heres the thing, this DNA damage doesn't just happen in the summer.

事情是这样的， 这种 DNA 损伤不仅仅发生在夏天。

One of the worst forms of DNA damage is with your chromosomes' telomeres.

最严重的 DNA 损伤形式之一是染色体的端粒。

So salon customers sitting under the highest-intensity nail dryer just eight times in two years could reach the threshold for DNA damage associated with cancer.

结论得出美甲顾客们在2年内照射8次，就能造成DNA损伤足以致癌的程度。

It turns out that different types of DNA damage are repaired by different mechanisms in your cells.

事实证明，不同类型的 DNA 损伤是由细胞中不同的机制修复的。

These mistakes are usually fixed, but sometimes they slip through the cracks, leaving your DNA damaged.

这些错误通常是固定的， 但有时它们会从缝隙中溜走，使您的 DNA 受损。

They can pass through nearly anything and would cause potentially cancerous DNA damage to space explorers.

它们几乎可以穿过任何东西，并对太空探索者造成潜在的致癌性 DNA 损伤。

Most of the time, cells can detect mutations or DNA damage and either fix them or self destruct.

大多数时候， 细胞可以检测到突变或 DNA 损伤，并修复它们或自我毁灭。

According to a 2013 study, bats have evolved efficient repair genes to counteract the frequent DNA damage they sustain.

根据 2013 年的一项研究，蝙蝠已经进化出有效的修复基因来抵消它们经常遭受的 DNA 损伤。

" Evidence of DNA damage was seen in some tissues of some animals, " Bucher said.

“在某些动物的某些组织中发现了 DNA 损伤的证据，”Bucher 说。

Conversely, burning wood or dung can create polycyclic aromatic hydrocarbons; dangerous compounds that have been linked to several types of cancer, as well as long-term DNA damage.

相反地，燃烧木头或粪肥会产生多环芳香烃；它们是危险的化合物，和多种癌症和长期的 DNA 损伤有关。

But, if you expose your cells to too much UV radiation, DNA damage can build up faster than it can be fixed.

但是，如果您将细胞暴露在过多的紫外线辐射下， DNA 损伤的累积速度可能会快于修复速度。

But no matter where you are, 0.07% of every breath you take likely contains man-made pollutants — potentially including toxic compounds that can cause lung disease, cancer, and even DNA damage.

但不论你身在何处，你所吸入的每一口气中有 0.07% 都可能含有人造污染物，可能是会造成肺部疾病、癌症，甚至损害 DNA 的有毒化合物。

Work reported in 2016 revealed that genetically engineering mice to have a few extra copies of p53 enhanced their cells' ability to detect and repair dna damage.

2016年的研究报告显示，通过基因工程使小鼠拥有额外的几个p53，提高了它们的细胞检测和修复DNA损伤的能力。

07% of every breath you take likely contains man-made pollutants— potentially including toxic compounds that can cause lung disease, cancer, and even DNA damage.

07% 的每一次呼吸都可能含有人造污染物— — 可能包括可能导致肺部疾病、癌症甚至 DNA 损伤的有毒化合物。

When antioxidants stop free radicals in their tracks, they also prevent DNA damage, thereby decreasing mutations and reducing the risk of skin cancer, Katta explained.

当抗氧化剂阻止自由基进入它们的轨道时， Katta 解释说，它们还可以防止 DNA 损伤， 从而减少突变并降低患皮肤癌的风险。

The more replications, the greater the likelihood of random dna damage and a cell going rogue, failing to be detected and ultimately starting the runaway process towards a tumour.

复制越多，随机DNA损伤和细胞失控的可能性就越大，无法被检测到，最终开始向肿瘤扩散的失控过程。