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Genes Associated With Pygmie Small Stature Identified

According to a study of the Western African Pygmies in Cameroon published in PLoS Genetics, genes that may be responsible for the relatively small size of Pygmies' have been identified by a team of geneticists from the University of Pennsylvania. On average, Pygmy men stand just 4'11" tall. In addition, based on genetic signatures of natural selection, the study reveals that hormonal pathways and immune system regulation may have been the evolutionary drivers of pygmies' short stature.
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