In the advance, online edition of Genome Research, a group of investigators from Japan, Australia, and the UK came up with methods to account for the cross-mapping of an RNA sequences to incorrect loci. By analyzing small RNA high-throughput sequencing libraries using this correction, the team found evidence that mature miRNA editing occurs only rarely in animals.

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The UK's Human Fertility and Embryology Authority calls for consumer genetic testing companies to warn customers that testing could uncover family secrets, according to the Guardian.

Researchers have transplanted edited cells into mice that appear to combat cocaine addiction, New Scientist reports.

The New York Times reports that United Nations delegates have been discussing how to govern the genetic resources of the deep sea.

In PNAS this week: analysis of proteolytic enzymes secreted by circulating tumor cells, phylogenetic study of Fv1 evolution, and more.