This Week in Science

This week, Science publishes technical comments from three groups on a May 2011 paper from the University of Pennsylvania School of Medicine's Mingyao Li et al., "Widespread RNA and DNA sequence differences in the human transcriptome." Claudia Kleinman and Jacek Majewski at McGill University say that "common sources of systematic errors in high-throughput sequencing technology, which were not properly account

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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.

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

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

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