Article
Molecular genetics of adult-type hypolactasia.
Annals of medicine - 1 Jan 2005
Järvelä Irma E
Abstract excerpt
Adult-type hypolactasia (lactase non-persistence; primary lactose malabsorption) is characterized by the down-regulation of the lactase enzyme activity in the intestinal wall after weaning. The down-regulation is genetically determined and a mutation has occurred that has made part of mankind tol...
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