金沙国际唯一指定官网

Balloon goes up for just one molecule

作者:空唿表    发布时间:2019-02-26 06:10:13    

By Andy Coghlan A TINY biosensor has been developed that can detect a single molecule. The probe can be designed to pick up particular sequences of DNA or RNA, enabling it to perform precise diagnostics – picking up a single copy of a cancer gene for example, or an individual virus particle. “It’s a big jump in sensitivity,” says Giovanni Zocchi, head of the team at the University of California in Los Angeles that reports the probe in Proceedings of the National Academy of Sciences (vol 100,

 

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