Given the explosion of DNA testing news lately, it's no surprise to see an article about the downside of genetic tests. This piece from the New York Times chronicles the work of Harvard professor Henry Louis Gates Jr., who has helped bring genetic testing into the vernacular but has also become a strong critic of the field after tests of his own DNA gave conflicting results.

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Jay Shendure and his colleagues have developed a new method to more comprehensively identify human cell types, the NY Times reports.

Researchers in the UK and Japan have shown that infertility in mice with three sex chromosomes can be overcome, according to the Guardian.

China is embracing preimplantation genetic diagnosis, Nature News reports. 

In PLOS this week: host genetic factors associated with cervical neoplasia progression, population patterns for an ancient flowering rainforest plant, and more.