A new study shows that exposure to two specific 'forever chemicals' may accelerate biological aging, especially in middle-aged men. Researchers revealed a link between faster epigenetic aging, and two of these alternatives, PFNA and PFOSA, a precursor of PFOA.

· · 来源:doc资讯

Rational design of a regulatory protein decouples the ability to tolerate cold from the means to acquire phosphorus, effectively enhancing crop yield under cold stress.

This information asymmetry provides Google with significant competitive advantages, allows it to preempt, copy, and undermine competing products and services, and may open many questions about antitrust.

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不因事小就视而不见,不因任务艰巨就退缩不前,不因目标长远就消极懈怠。

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