PTSD-英语听力

[00:00.10]From VOA Learning English,
来自VOA英语学习 [00:02.75]this is the Health Report.
这是健康报道 [00:04.99]An international team of researchers
一组国际研究人员 [00:07.93]has developed a drug that could help
研制出了一种帮助 [00:10.87]in the treatment of post-traumatic stress disorder.
治疗创伤后应激障碍的药物 [00:14.50]PTSD is a mental condition that can develop
创伤后应激障碍是当某人目睹 [00:18.89]when someone seize a disturbing event, or series of events.
令人不安的事件或一系列事件（when someone sees a disturbing event, or series of events.）后可能发展的一种精神状况 [00:24.71]People who suffer from it experience increased anxiety,
有该状况的人会比常人更加焦虑 [00:29.55]depression and may have problems with their memory.
抑郁 可能还会有记忆障碍 [00:33.78]Scientists say the drug could be given to someone
专家表示 该药物可以在某人 [00:37.67]immediately following a trauma to prevent the development of PTSD.
经历创伤后立即使用 以预防创伤后应激障碍的发生 [00:43.79]Raul Andero Gali is a researcher
Raul Andero Gali是位于佐治亚州亚特兰大的 [00:47.27]at Emory University in Atlanta, Georgia,
埃默里大学的一名研究人员 [00:50.47]who studies the biology of PTSD.
他研究创伤后应激障碍的生物学原理 [00:53.65]He says it is the only mental disorder
他表示创伤后应激障碍是唯一的 [00:57.19]that has a known trigger or cause,
有可知病因的精神障碍 [00:59.92]such as a car accident, or being in armed conflict.
例如车祸 枪战等 [01:05.45]And this means researchers have a better chance of
这意味着研究人员更有可能 [01:09.04]finding a treatment for it.
找到治疗方案 [01:11.18]"So we can even define more clearly
“我们可以更清晰地定义 [01:13.47]which is the stimulus or the stressor that trigger the disease,
导致该病的刺激性或压力性病因 [01:18.75]whereas with other psychiatric diseases it is way more difficult.
但这对于其他精神疾病来说非常困难 [01:23.23]For example, with depression or schizophrenia
例如对于抑郁症或者精神分裂 [01:25.18]it is more uncertain what is triggering that disease."
病因具有更多不确定性 [01:30.23]Doctor Gali and other researchers at Emory,
Gali博士和其他来自埃默里大学 [01:33.57]the University of Miami in Florida,
弗洛里达州迈阿密大学 [01:36.25]Scripps Research Institute in Florida
弗洛里达州斯克利普斯研究所 [01:39.15]and the Max Planck Institute of Psychiatry in Munich, Germany
以及德国慕尼黑的马克斯-普朗克精神病学研究所的研究人员 [01:44.28]worked to find gene associated with the development of PTSD.
共同寻找导致创伤后应激障碍的基因 [01:49.96]They found that in some people experiencing a high degree of stress,
他们发现某些人经历很大压力刺激时 [01:55.68]a gene called OPRL1 releases a protein receptor
一个名为OPRL1的基因参与合成 [02:02.05]for a molecule called nociceptin in the brain.
脑内分子痛敏肽的蛋白受体 [02:06.33]Doctor Gali says when that happens,
Gali博士说 当此发生时 [02:10.89]people experience symptoms of post-traumatic stress disorder.
人就会呈现创伤后应激障碍的症状 [02:15.12]The researchers experiment it on mice
研究人员在老鼠上实验 [02:18.40]to develop a drug that blocks the receptor,
研制阻碍受体活动的药物 [02:21.95]reducing symptoms of anxiety and fear.
以减少焦虑和恐惧的症状 [02:26.00]Doctor Gali says investigators tested their drug, called SR8993,
Gali博士表示研究人员用鼠测试了SR8993药物 [02:33.26]in mice train to feel an electric shock
他们通过训练这些鼠（trained）使他们 [02:37.15]whenever they heard a specific sound.
在听到某个特定声音时会有受电击的感觉 [02:40.19]The mice became very stressed when they heard the sound.
老鼠在听到该声音时非常紧张 [02:44.82]Doctor Gali says immediately after the sound and shocks,
Gali博士说在听到声音后 [02:50.19]some of the mice were given SR8993,
研究人员立刻给一部分老鼠SR8993 [02:54.78]others were given a drug with no active ingredient called a placebo.
给其余无活性成分的安慰剂 [03:01.08]"The day after the animals were tested to see
一天后我们测试它们 [03:04.42]how afraid they were for the tone.
对声音的应激程度如何 [03:06.76]And the animals that got the compound SR8993
得到合成物SR8993的老鼠 [03:11.59]presented less fear to the tone.
呈现较少的恐惧 [03:14.38]So their conservation of fear memories is decreased."
以此推断 它们对恐惧的记忆减少了 [03:20.16]Doctor Gali says much work needs to be done
Gali博士表示仍有很多工作要做 [03:23.59]to determine if SR8993 is effective in humans.
以确认SR8993是否对人类有效 [03:29.27]If it is, he believes it could be given to, for example,
如果是，他相信它可以用于 [03:34.20]soldiers returning home from a war zone
比如从战场回来的士兵 [03:37.99]to keep them from developing PTSD.
以防止他们患上创伤后应激障碍 [03:41.59]An article on this possible treatment
一篇关于此针对创伤后应激障碍的药物的文章 [03:45.16]for post-traumatic stress disorder is published
发表于 [03:48.60]in the journal Science Translational Medicine.
科学转化医学期刊 [03:52.08]And that's the Health Report,
以上就是健康报道的内容 [03:54.08]I'm Christopher Cruise.
我是Christopher Cruise