The project had collected genetic samples from more than 2,000 people living in the same rural areas that their grandparents had called home. (discovermagazine.com)
In fact, because of the rich genetic variety in different African populations, the continent has long been subject to mining of genetic samples for pharmaceutical research. (uppsalahealthsummit.se)
Researchers took genetic samples from 80 children ages 5 to 15 in New Orleans and interviewed parents about their home environments and exposures to adverse life events. (sciencedaily.com)