Exploration of 3 million records uncovers connections between gene variants governing alcohol use and many non-alcohol-related conditions. A research group centered at the University of California San Diego School of Medicine has drilled deep into a dataset of over 3 million individuals compiled by
A first-of-its-kind analysis of historical DNA ties tens of thousands of living people to enslaved and free African Americans who labored at an iron forge in Maryland known as Catoctin Furnace soon after the founding of the United States.
The study, spurred by groups seeking to restore ancestry knowledge to African American communities, provides a new way to complement genealogical, historical, bioarchaeological, and biochemical efforts to reconstruct the life histories of people omitted from written records and identify their present-day relatives.