ScienceDaily (Oct. 30, 2008) — The first family-based genome-wide association study in Alzheimer’s disease has identified the sites of four novel genes that may significantly influence risk for the most common late-onset form of the devastating neurological disorder. In their report in the November 7 American Journal of Human Genetics, a team led by researchers from the MassGeneral Institute for Neurodegenerative Disease (MGH-MIND) describes how newly available technology is improving understanding of genetic mechanisms underlying the disease.