Blogger Trevor at Epigenetics News follows up on a Washington Post article about FDA approval for cloned animal products (meats, milk, and so forth). What the FDA doesn't address, Trevor says, are the "epigenetic abnormalities" found in cloned animals. "Researchers are only beginning to unravel the role that epigenetics plays in the long-term health and viability of cloned organisms," he writes.

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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.