3014249010http://paper.people.com.cn/rmrb/pc/content/202602/27/content_30142490.htmlhttp://paper.people.com.cn/rmrb/pad/content/202602/27/content_30142490.html11921 纵深推进安全生产治本攻坚 严密防范森林草原火灾风险
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4In 2007, Barrangou et al. demonstrated for the first time the function of CRISPR/Cas9 as a defensive mechanism of bacteria against bacteriophage attacks by a technique called “plaquing” which builds upon the technique of “plating” bacteria on agar. Plaques of viruses on agar are areas without growth of bacteria due to viral attacks.