This Week in PNAS

In the early, online edition of Proceedings of the National Academy of Sciences, researchers from Canada and French Polynesia outline efforts to profile epigenetic differences in Coho salmon (Oncorhynchus kisutch) reared in hatcheries relative to wild salmon. The team reasoned that methylation changes might be one reason that hatchery-reared Pacific salmon tend to fare worse fitness-wise than wild salmon stocks.

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The United Nations is to consider a ban on field testing gene drives at a meeting being held next week, Technology Review reports.

The Associated Press reports that gene-edited food may soon be for sale.

The US Department of Health and Human Services is beginning a series of meetings on human fetal tissue research, Stat News reports.

In Cell this week: epigenetic change linked to glioblastomas, rare and low-frequency variants contributing to multiple sclerosis risk, and more.