英语新闻听写 生物标记可预示自杀风险（在线收听）

New research shows that elevated levels of a specific biomarker in the brain

新研究表明大脑中某一特定的生物标志物水平升高

may increase chances for suicide attempts in people who suffer from post-traumatic stress disorder.

可能会增加创伤后应激障碍（PTSD）患者自杀企图的可能性。

UPI reports that researchers discovered people who suffer with both PTSD

UPI报道称研究人员发现患有PTSD并

and suicidal thoughts have higher levels of metabotropic glutamatergic receptor 5 in their brains

有自杀想法的人，他们大脑中的代谢性谷氨酸受体5含量比

compared to those without suicidal thoughts. The study was published in Proceedings of the National Academy of Sciences.

没有自杀想法的人高。这项研究发表于《Proceedings of the National Academy of Sciences》。

Researchers say testing for the marker could help identify patients at risk and prevent suicides.

研究人员称检测该标记可以帮助识别处于危险中的病人并防止自杀。