According to this wire story, scientists in Norway homed in on epigenetic markers that indicate which stem cells are best suited for regenerating tissue. The catch? The work has been performed on liposuctioned stem cells. As the article points out, "Unlike other sources of adult stem cells, fat is abundant and there is no shortage of donors."

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NPR reports that with medical data being big business, some companies want to get patients involved.

The Asbury Park Press reports on the startup Genomic Prediction's test to determine an embryo's risk of disease.

In PNAS this week: optical mapping allows glimpse of structural variants, disease-linked GATA2 mutations boosts its protein activity, and more.

Senator Elizabeth Warren (D-Mass.) has released the results of a genetic ancestry analysis, the Boston Globe reports.