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  • 蔓越橘汁可用于治疗尿路感染
    12-06

    Revealing the science behind the homespun(朴素的,手织的) advice, a team of researchers at Worcester Polytechnic Institute (WPI) has identified and measured ...

  • 人体大脑内星形胶质细胞控制着呼吸
    12-06

    Astrocytes(星形胶质细胞) - brain cells named after their characteristic star-shape and previously thought to act only as the 'glue' between neurons(...

  • 古化石洞穴显示有袋类动物的生活方式
    12-06

    The discovery of a remarkable 15-million-year-old Australian fossil limestone cave(石灰岩洞) packed with even older animal bones has revealed almost the e...

  • 核糖核酸聚合酶在基因转录过程中的作用
    12-06

    In all organisms, RNA synthesis is carried out by proteins – known as RNA polymerases(聚合酶) (RNAPs) – that transcribe the genetic informati...

  • 砷纳米粒子可用于预防乳腺癌
    12-06

    You can teach an old drug new chemotherapy(化学疗法) tricks. Northwestern University researchers took a drug therapy proven for blood cancers but ineffect...

  • 逆转录酶病毒复制过程与众不同
    12-06

    How a retrovirus(逆转录酶病毒) , like HIV, reproduces and assembles new viruses is different than previously thought, according to Penn State College of Med...

  • 普鲁氏菌病危及北美家畜及野生动物
    12-06

    Armed with dart guns and medical pellets(芯块,小球) , Agricultural Research Service (ARS) scientists are vaccinating(接种疫苗) bison(北美野牛) in and around Yello...

  • 全球变暖导致红海珊瑚生长缓慢
    12-06

    In a pioneering use of computed tomography (CT) scans, scientists at Woods Hole Oceanographic Institution (WHOI) have discovered that carbon dioxide (...

  • 科学家发现天然的杀虫剂
    12-06

    In the battle between insect predators(捕食者) and their prey, chemical signals called kairomones(利它素) serve as an early-warning system. Pervasively emit...

  • 患有学习障碍的人其记忆如何被打乱
    12-06

    Imagine if your brain lost its working memory — the ability to hold and manipulate information in your mind's eye(想象,心眼) . That's the pl...

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