An advance paper in Genome Biology, co-authored by Frank Grutzner (profiled last year in GT's "Tomorrow's PIs" special edition), looks at the evolution of the mammalian major histocompatibility complex using the genomes of monotremes, which include the duck-billed platypus. Their work found homology between chicken microchromosomes and the smallest monotreme chromosomes, as well as that the monotreme sex chromosome system is still evolving: segments of the monotreme MHC that are now on separ

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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.