ARI SHAPIRO, HOST: Now we're going to hear about some new research that takes on this question. Should scanning your genome be as routine as checking your blood pressure? Here's NPR health correspondent Rob Stein. ROB STEIN, BYLINE: It's gotten way e

发表于:2018-12-02 / 阅读(73) / 评论(0) 分类 2017年NPR美国国家公共电台6月

Asking for Instructions How do you (do this)? How do I . . . ? What is the best way to . . . ? How do I go about it? What do you suggest? How do you suggest I proceed? What is the first step? Giving Instructions Sequencing First, (you) . . . Then, (y

发表于:2018-12-17 / 阅读(70) / 评论(0) 分类 跟我学英语入门篇

First, First of all, To begin with, Second, Then, Then, Third, Next, Later, Last, Finally, In the end,

发表于:2018-12-17 / 阅读(69) / 评论(0) 分类 跟我学英语入门篇

New Genetic Test Helps Find Food Poisoning American scientists are using genetic markers to investigate food poisoning cases linked to romaine lettuce. The Associated Press reports that their use of genetic sequencing is completely changing the disco

发表于:2019-01-03 / 阅读(31) / 评论(0) 分类 2018年VOA慢速英语(五)月

Tuberculosis killed 1.4 million people last year. One reason TB is so deadly is that TB bacteria mutate quickly. But some scientists are hoping to get a step ahead of TBs changes in the future by studying its past evolution. Remnants of TB genes can

发表于:2019-01-08 / 阅读(37) / 评论(0) 分类 Scientific American(十一)月

DAVID GREENE, HOST: Cancer patients are increasingly having the DNA of their tumors analyzed in a quest for better treatment. This is a prime example of what's known as precision medicine. That's where medical decisions are driven by data. NPR health

发表于:2019-01-16 / 阅读(61) / 评论(0) 分类 2018年NPR美国国家公共电台1月