Other studies have tested nanoparticles inside living cells.

科学家也已经测试了其他的活细胞内的纳米技术。

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The new studies tackle a more fundamental question: How much water did the moon contain inside when it formed, 4.5 billion years ago?

新的研究落足于一个更为根本的问题：45亿年前，月球形成时其内部含有多少水分？

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In recent years, studies have shown olive oil can protect the heart by reducing the build-up of fatty deposits inside the coronary arteries.

最近几年，研究表明橄榄可以通过减少冠状动脉中脂肪堆积的形成来保护心脏。

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However, Gates conveniently omitted the fact that he had fired Air Force leaders who opposed termination of the F-22, and that dozens of studies conducted inside and outside the Air Force had found a need for more than the 187 planes he decided to buy (the independent study his office commissioned to make the case for early termination recommended 260 planes, so it was quietly shelved).

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By contrast, Medivation's lab studies indicate Dimebon may work by protecting mitochondria, key energy factories inside cells that break down as cells die during Alzheimer's, Hung says.

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"People who know the game inside out tell you 'don't let your degree go, don't let your studies go, ' " he said.

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