Reduced neutrophil count in people of African descent is due to a regulatory variant in the Duffy antigen receptor for chemokines gene. PLoS Genet. 5, e1000360 (2009) Article Google Scholar Coop, G. et al. The role of geography in human adaptation. PLoS Genet. 5, e1000500 (2009) ...
Namibia, Botswana, southern Angola and bordering areas of southwestern Zambia.Genetic researchhas now found evidence that Khoisan peoples must have been settled further to the north in Zambia as well – but that these northern groups of Khoisan were genetically quite distinct...