英语新闻听写 有了神奇力量,老鼠不再怕猫?

（单词翻译）

Brainy Mice' May Lead to Better Cognitive¹ Disorder² Treatments

有了神奇力量，老鼠不再怕猫

According to a new study, by changing a gene³ in mice, researchers were able make them more intelligent and less susceptible⁴ to fear and anxiety.

最新研究发现，通过改变老鼠基因能够使其更加聪明，紧张感和焦虑感也会慢慢减弱。

Researchers believe their work could lead to new treatments for disorders⁵ that include cognitive declines,

研究人员认为这可能是治疗认知障碍疾病的新疗法，

such as Alzheimer's disease, schizophrenia and post-traumatic stress disorder.

比如说阿尔茨海默病(Alzheimer's disease），精神分裂和创伤后应激障碍等疾病。

The researchers altered genes⁶ in mice to inhibit⁷ PDE4B is present in many organs of vertebrates, including humans.

研究人员改变老鼠基因成功抑制磷酸二酯酶-4B(PDE4B)的活跃性，很多脊椎动物体内都含有这种酶，包括人类。

In behavioral tests, the mice whose genes had been learned faster, remembered events longer and solved complex exercises better than mice without the alteration⁸.

在行为能力测试中，与普通老鼠相比，PDE4B-抑制老鼠的学习能力增强，记忆时间更长，更擅长完成复杂运动。

The PDE4B-inhibited mice also spent more time in open spaces, brightly lit spaces and displayed lower levels of fear in the presence of cat urine,

PDE4B-抑制老鼠多数时间会呆在空旷、灯光辉煌的空间，对猫尿的恐惧感也大幅度减弱，

as opposed to regular mice who displayed normal levels of fear at the potential of a cat nearby.

而普通老鼠则喜欢呆在黑暗封闭环境，对猫可能出没的区域也甚是恐惧。