Article
Direct estimates of natural selection in Iberia indicate calcium absorption was not the only driver of lactase persistence in Europe.
Molecular biology and evolution - 1 Apr 2014
Sverrisdóttir Oddny Ósk, Timpson Adrian, Toombs Jamie, Lecoeur Cecile, Froguel Philippe, Carretero Jose Miguel, Arsuaga Ferreras Juan Luis, Götherström Anders, Thomas Mark G
Abstract excerpt
Lactase persistence (LP) is a genetically determined trait whereby the enzyme lactase is expressed throughout adult life. Lactase is necessary for the digestion of lactose--the main carbohydrate in milk--and its production is downregulated after the weaning period in most humans and all other mam...
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