NEW YORK (GenomeWeb News) – The ability to continue digesting the milk sugar lactose in adulthood — enabled by ongoing expression of the lactase enzyme — seems to have spread across Africa through a combination of convergent evolution and past population movement, an international team reported today.

The resulting lactose tolerance patterns coincide with a rise in pastoralism and cattle domestication in various parts of the continent, and the lactose-related alleles found in present-day populations are revealing past human migrations and interactions.

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In Cell this week: dynamics of protein profusion and localization, melanoma classification schemes, and more.

A company says it can generate likenesses of people based on their genetic profiles.

IBM's Watson is learning how to treat leukemia as a fellow at the MD Anderson Cancer Center, according to the Washington Post.

At her blog, Sally Rockey dives into National Institutes of Health funding data.

Jul
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This online seminar will outline a recent example of the use of molecular barcoding in combination with next-generation sequencing to detect somatic mosaicism in cancer patients.