Natural selection contributed to immunological differences between hunter-gatherers and agriculturalists.
Harrison GF, Sanz J, Boulais J, Mina MJ, Grenier JC, Leng Y, Dumaine A, Yotova V, Bergey CM, Nsobya SL, Elledge SJ, Schurr E, Quintana-Murci L, Perry GH, Barreiro LB. Natural selection contributed to immunological differences between hunter-gatherers and agriculturalists. Nat Ecol Evol. 2019 08; 3(8):1253-1264.