How One Child’s Sickle Cell Mutation Helped Protect the World From Malaria

The genetic mutation arose 7,300 years ago in just one person in West Africa, scientists reported on Thursday. Its purpose: a shield against rampant malaria. CARL ZIMMER http://ift.tt/2Fmwimp http://ift.tt/2p035CL The New York Times Health Genetics and Heredity, Blacks March 8, 2018 at 12:00AM