Low Copy Forensics

Low copy number DNA analysis can enable researchers to generate genetic profiles from fossils that are thousands of years old, but its use in forensics is a bit more fraught, the New York Times reports.

Washington State University's Brian Kemp, who studies DNA from 10,000-year-old fish, tells the Times that "[w]e can be down to 10 or 20 molecules."

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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.