Drive Away the Flies

Researchers have developed a gene drive to control a fly population that wreaks havoc on fruit crops.

A team of University of California, San Diego, researchers developed a two-part gene drive system — which it dubbed Medea — that relies on a maternal miRNA "toxin" and a zygotic "antidote" for the spotted wing drosophila, Drosophila suzukii. In that way, it affects inheritance frequencies to persist in the population.

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

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

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.