FROM Sarah Tishkoff
Scientists Unveil Study of African Genes Genetic study shows that the human species originated in Africa and spread to the rest of the world. Now a ten-year study of the genes of Africans and African Americans has revealed new insights about their ancestry and, possibly, their susceptibility to different diseases. What's described as the most comprehensive study ever made of African genes has been published in the US journal, Science. The team leader is Sarah Tishkoff, associate professor at the University of Pennsylvania.
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