During a navigation task, one brain connectivity pattern had an approximately 65% smaller range in 19 older adults than in 19 younger adults.During a navigation task, one brain connectivity pattern had an approximately 65% smaller range in 19 older adults than in 19 younger adults.
In 3-month-old and 18-month-old mice with experimental stroke, aged animals failed to regain somatomotor functional connectivity and behavioral performance.In 3-month-old and 18-month-old mice with experimental stroke, aged animals failed to regain somatomotor functional connectivity and behavioral performance.
Two human cohorts of 973 and 129 individuals revealed that aging and Alzheimer's disease disrupt separate, orthogonal functional communication axes across the brain.Two human cohorts of 973 and 129 individuals revealed that aging and Alzheimer's disease disrupt separate, orthogonal functional communication axes across the brain.
In 101 people with mild cognitive impairment, the model predicted conversion with an AUC of 0.72 and mirrored rates of brain atrophy and cognitive decline.In 101 people with mild cognitive impairment, the model predicted conversion with an AUC of 0.72 and mirrored rates of brain atrophy and cognitive decline.
In two human cohorts, Alzheimer's genetic risk predicted childhood ADHD, while an ADHD-related brain profile correlated with reproductive aging markers and poorer…In two human cohorts, Alzheimer's genetic risk predicted childhood ADHD, while an ADHD-related brain profile correlated with reproductive aging markers and poorer late-life cognition.
In cognitively unimpaired older adults, intermediate amyloid burden showed lower dopamine-transporter deviation scores than amyloid-positive status, with an adjusted…In cognitively unimpaired older adults, intermediate amyloid burden showed lower dopamine-transporter deviation scores than amyloid-positive status, with an adjusted difference of −0.582.