This Week in Nature

In Nature, an editorial opines that, even in light of the recent cell reprogramming breakthrough now is not the time to stop human embryonic stem cell research. "These scientists are not oblivious to the ethical issues and they are not merely indulging personal fascination," writes the author.

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Direct-to-consumer genetic testing companies have offered to test families separated at the southern US border, but that raises ethical issues.

CNBC reports that confirming a positive result from 23andMe's BRCA health report can be expensive.

The New York Times reports on a project to develop a tree DNA database to uncover instances of illegal logging.

In PLOS this week: links between gut microbiome and colorectal cancer mutations, targeted sequencing uncovers genetic susceptibilities to epilepsy in Koreans, and more.