This Week in Nature

Scientists at the Oregon Health and Science University show in work published in the early online edition of Nature this week that they can replace a diseased mitochondrial genome in egg cells. Using a technique called spindle-chromosomal complex transfer, they transferred the mitochondrial genome from a mature Macaca mulatta egg cell into another egg cell that had a nucleus but no mitochondrial genome. From these, they were able to give birth to healthy monkeys.

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The partially reinstated US travel ban leaves space for uncertainty for researchers, Nature News says.

Researchers find a number of traits differ by sex and could affect mouse model studies, according to Reuters.

Tweaking the skin microbiome could help address some skin conditions, the New York Times reports.

In PNAS this week: DNA methylation profiles of tumor tissue, gene dynamics in prokaryotes, and more.