They are able to show that active peroxiredoxin 1, Prx1, an enzyme that breaks down harmful hydrogen peroxide in the cells, is required for caloric restriction to work effectively.

他们已经证明出活性过氧化物酶1（prx1），一种能够将细胞内有害的过氧化氢分解的酶类，正是此正面效应的所需酶类。

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This restriction is different from the conflicting receive restriction, since a request-response operation is said to be active until the corresponding reply activity has been executed.

此限制与接收冲突限制不同，因为请求-响应操作在对应的应答活动执行完成之前都处于活动状态。

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This paper demonstrates an asynchronous sampling scheme, which can eliminate the restriction of the synchronous sampling requirement, for the measurement of the active power of the ac signal.

本文提出了旨在消除同步采样条件限制的交流信号有功功率测量的异步采样方法。

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