Human evolution: thrifty genes and the dairy queen.
Two new studies of genes that have experienced positive selection since the origin of pastoral agriculture help explain the incidence of lactose tolerance and diabetes, but cast considerable doubt on the popular thrifty genes hypothesis.
Gibson
Greg
G
Department of Genetics, North Carolina State University, Raleigh, North Carolina 27695, USA. ggibson@ncsu.edu
D000383:Agriculture; D003920:Diabetes Mellitus / Q000235:genetics*; D019143:Evolution, Molecular; D006801:Humans; D010694:Lactase-Phlorizin Hydrolase / Q000235:genetics; D007787:Lactose Intolerance / Q000235:genetics*; D012641:Selection, Genetic
D010694:Lactase-Phlorizin Hydrolase