A protein called Reelin keeps popping up in brains that resist aging and Alzheimer’s NPRSingle-cell multiregion dissection of Alzheimer’s disease Nature.comStudy finds factors that help some people resist cognitive decline in Alzheimer’s Medical News TodayNeural Vulnerabilities and Resilience in Alzheimer’s Explored Neuroscience NewsStudy identifies new biomarkers of Alzheimer’s disease Medical Xpress