ORDR

As part of the National Institutes of Health's Undiagnosed Diseases Program, researchers had sequenced about 50 exomes from 11 patients and their family members as of last month, as well as full genomes of three individuals. They have so far found disease-causing variants in two patients, and variants likely to be causative in another two.

Chinese state news agency Xinhua reports that a preliminary investigation has found He Jiankui performed his gene-editing work illegally.

John Mendelsohn, a former president of the University of Texas MD Anderson Cancer Center, has died, the New York Times reports.

Identical twins receive different estimates of ancestry from the same direct-to-consumer genetic testing firms, CBC reports.

In PNAS this week: chromosomal features of maize, adaptations in the vinous-throated parrotbill, and more.