Several studies in Nature Genetics have incorporated scanning for CNVs, and not just SNPs, into genome-wide association studies, says an article in Tech Review. In one, the Broad's David Altshuler found that among a sample of 270 people, most copy number variations are inherited, allowing them to look genome-wide using microarrays for CNVs associated with disease risk.

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Sometimes genetic tests give inconclusive results and provide little reassurance to patients, the Associated Press reports.

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In Science this week: research regulation and reporting requirement reform, and more.

With H3Africa, Charles Rotimi has been working to bolster the representation of African participants and African researchers in genomics, Newsweek reports.