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In a paper published online in advance in Nature this week, the Centre for Genomic Regulation's Alejandro Burga, Olivia Casanueva, and Ben Lehner report their use of C. elegans as a model system to identity compensation mechanisms among genetic interaction networks that vary among individuals and influence mutation outcome. In the nematode, the CRG team found two: "First, feedback induction of an ancestral gene duplicate differs across individuals, with high expression masking the effects of a mutation.

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Science reports that a new White House Office of Management and Budget memo rescinds previous ones that helped research institutions deal with pandemic-related closures.

Researchers report on a concerning strain of the H1N1 swine flu virus found among pigs in China, Agence France Presse reports.

The Associated Press reports that US officials are considering allowing pooled COVID-19 testing.

In Genome Research this week: Y chromosome gene expression analysis, de novo mutations rise with paternal age in rhesus macaques, and more.