Fix It Up

There are a number of persuasive arguments for repairing human DNA, including germline DNA, writes Harvard Medical School's George Church in the New England Journal of Medicine.

"As we list compelling reasons to repair human DNA (both soma and germline), we include infirmity of our embryos, infertility in adults, and cognitive decline in our oldest citizens," he writes.

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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.