Gene variant linked to Alzheimer’s disease is a triple threat
APOE4 spurs brain plaques, tau tangles and inflammation
TANGLED The brain of a person with Alzheimer’s disease symptoms (right) is laden with tau protein (red), while a person with no symptoms (left) has little tau.
Matthew R. Brier
A genetic risk factor for Alzheimer’s disease is a double, make that triple, whammy.