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The siRNA is deployed first. It acts for hours, giving enough time to silence and block those survival genes. siRNA首先开始行动。它需要几个小时,来让(癌细胞的)生存基因失效。 We have now disabled those genetic superpowers. 我们去除了(
奥巴马每周电视讲话:总统呼吁国会尽早通过预算法案
Hi, everybody. 大家好。 It was five years ago this week that a financial crisis on Wall Street spread to Main Street, and very nearly turned a recession into a depression. 5年前的本周华尔街金融危机蔓延至中产阶级的经济危机,而这场危机差
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