Apple Has Plans for Your DNA

Of all the rumors ever to swirl around the world’s most valuable company, this may be the first that could involve spitting in a plastic cup.

Apple is collaborating with U.S. researchers to launch apps that would offer some iPhone owners the chance to get their DNA tested, many of them for the first time, according to people familiar with the plans.

The apps are based on ResearchKit, a software platform Apple introduced in March that helps hospitals or scientists run medical studies on iPhones by collecting data from the devices’ sensors or through surveys.

The first five ResearchKit apps, including one called mPower that tracks symptoms of Parkinson’s disease, quickly recruited thousands of participants in a few days, demonstrating the reach of Apple’s platform.

“Apple launched ResearchKit and got a fantastic response. The obvious next thing is to collect DNA,” says Gholson Lyon, a geneticist at Cold Spring Harbor Laboratory, who isn’t involved with the studies.

Nudging iPhone owners to submit DNA samples to researchers would thrust Apple’s devices into the center of a widening battle for genetic...