Late-onset Alzheimer’s disease is the most common cause of dementia, affecting more than 30 percent of people 80 years and older. Incidence of the disease is reportedly higher in African-Americans than in Caucasians. A new study examined which genes may pose a risk for developing late-onset Alzheimer’s disease in African-Americans. Catherine Dolf explains in this week’s JAMA Report.

Source: Variants in the ATP-Binding Cassette Transporter (ABCA7), Apolipoprotein E ϵ4,and the Risk of Late-Onset Alzheimer Disease in African Americans