Reduced neutrophil count in people of African descent is due to a regulatory variant in the Duffy antigen receptor for chemokines gene. oleh David Reich, Michael A Nalls, W H Linda Kao, Ermeg L Akylbekova, Arti Tandon, Nick Patterson, James Mullikin, Wen-Chi Hsueh, Ching-Yu Cheng, Josef Coresh, Eric Boerwinkle, Man Li, Alicja Waliszewska, Julie Neubauer, Rongling Li, Tennille S Leak, Lynette Ekunwe, Joe C Files, Cheryl L Hardy, Joseph M Zmuda, Herman A Taylor, Elad Ziv, Tamara B Harris, James G Wilson