There are thousands of mutations that can occur in the BRCA1 or BRCA2 gene, some of which may increase a person's risk of cancer and some of which may not. This, Mother Jones writes, means "[i]nterpreting a BRCA mutation is an art."

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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.