In a paper published online in advance in Genome Research this week, researchers at the Weizmann Institute of Science report having reconstructed the content of the CRISPR bacterial immune system in the human gut microbiomes of 124 European individuals, and then having used that "to identify a catalogue of 991 phages targeted by CRISPR across all individuals," they write.

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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.