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Scientists have filled in considerable detail over the past 50 years about mechanisms regulating the behavior of normal stem cells and the cellular progeny to which they give rise.
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过去50年来,科学家对于调控正常干细胞表现及其衍生子代的机制,已有详尽的认识。 |
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Scientists have found ***ual deformities in male fish caught off the Californian coast, suggesting that gender-bending chemicals have reached alarming levels in the waters.
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近日,美国科学家发现,从加利福尼亚附近海域捕捞上来的鱼存在严重的性别畸形,许多鱼变成了雌雄同体的“阴阳鱼”。这意味着海水已被相当数量的人类性药品污染。 |
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Scientists have found a compound in the fruit can stop bacteria from clinging to the teeth, blocking the formation of damaging plaque deposits.
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科学家在这种水果中发现一种化合物,可以阻止细菌黏附在牙齿上,防止破坏性齿菌斑沉淀物的形成。 |
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Scientists have found a part of the brain that could determine how well children can add and subtract.
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科学家发现,人脑的某一部分可能可以决定儿童数学运算能力的高低。 |
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Scientists have found sexual deformities in male fish caught off the Californian coast, suggesting that gender-bending chemicals have reached alarming levels in the waters.
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近日,美国科学家发现,从加利福尼亚附近海域捕捞上来的鱼存在严重的性别畸形,许多鱼变成了雌雄同体的“阴阳鱼”。这意味着海水已被相当数量的人类性药品污染。 |
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Scientists have found that a chemical in the skin of the Australian red-eyed tree frog can block infection by HIV - the virus that causes AIDS - by destroying the viral particles.
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美国研究人员日前研究发现,澳大利亚红眼树蛙的皮肤中含有一种化学物质,这种化学物质可以通过破坏HIV病毒来阻断艾滋病的传播。 |
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Scientists have found that a spoonful of the cold stuff lights up the same pleasure centre in the brain as winning money or listening to your favourite music.
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英国科学家日前发现,吃一勺凉凉的冰淇淋就像听自己最喜欢的音乐一样,可以使大脑中的快乐区域变得活跃起来。 |
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Scientists have found the first unequivocal link between man-made greenhouse gases and a dramatic heating of the Earth's oceans.
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科学家已经在人类制造的温室效应气体与地球海洋不寻常变热之间,发现第一个明确的关联。 |
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Scientists have given it a drubbing for its inaccuracies, but the movie has also garnered cautious endorsements for raising the profile of an important issue.
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科学家们痛斥这部电影严重失实,但这部电影提出了一个重要问题的侧面,因而仍就获得了谨慎的认可。 |
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Scientists have identified patterns of genetic markers that can reveal a person's geographic ancestry — a term they prefer to race,which they say is ambiguously defined and connotes social aspects as well as biology.
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科学家已经鑑视出基因标记的模式,这个可以揭露个人“地理学上的先祖”,或是另一个他们更喜欢用的词“种族”,这个辞令科学家认为相当含糊不清的定义和暗示社会的观点,亦如生物学一般。 |
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Scientists have isolated the virus causing the epidemic.
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科学家们已分离出引起这种流行病的病毒。 |