Mental and Cognitive Health Library
Every article, presentation, spotlight, and news item we've tagged to Mental and Cognitive Health.
Showing 193–203 of 203
Meat Consumption May Benefit APOE4 Carriers
A 15-year Swedish cohort study found that unprocessed meat consumption was associated with preserved cognitive trajectory and reduced dementia risk in APOE ε4 carriers, effectively neutralizing the genotype's established cognitive penalty at higher intake levels. This finding challenges the assumption that ε4 carriers universally benefit from plant-forward diets and suggests ancestral dietary patterns may interact with genetic risk architecture in ways that modern nutritional guidelines do not account for.
Roche gets CE mark for Alzheimer’s risk blood test
Roche has obtained CE mark approval for a blood test that identifies ApoE4 carriers, a genetic variant associated with increased Alzheimer's risk. This test streamlines risk stratification and treatment planning by enabling clinicians to prioritize patients for further evaluation and guide therapeutic decisions, particularly regarding amyloid-targeting therapies that carry differential risk profiles based on ApoE4 status.
AI-Driven Early Disease Detection Shifts Prevention Timeline
Function and NYU Grossman School of Medicine are combining clinical datasets with multimodal health-monitoring data to develop AI models for earlier detection of cancer, cognitive decline, and cardiometabolic disease. This partnership represents a shift toward predictive signal detection—identifying disease markers before clinical presentation rather than after symptom onset.
Cognito and Ochsner launch brain health collaboratory
Cognito Therapeutics and Ochsner Health have established a regional platform to evaluate Spectris, a non-invasive device that uses synchronized light and sound to stimulate gamma-frequency brain activity, alongside clinical infrastructure to assess its effectiveness in cognitive decline and Alzheimer's disease. The collaboratory will generate real-world data on treatment response, cost-effectiveness, and scalability across diverse populations.
Somatic variants in microglia-like cells linked to Alzheimer’s disease pathology
Somatic mutations accumulating in microglia—brain immune cells—correlate with Alzheimer's disease pathology and cognitive decline. These acquired genetic variants, distinct from inherited risk factors, represent a previously underappreciated mechanism driving neurodegeneration and suggest new intervention points before symptomatic disease emerges.
Brain endothelial cell-derived extracellular vesicles (c-BEEVs) as a promising biomarker for brain vascular pathology and cognitive decline
Brain endothelial cell-derived extracellular vesicles (c-BEEVs) detected in cerebrospinal fluid serve as a measurable biomarker for vascular dysfunction affecting the brain and cognitive decline. This discovery enables earlier detection of neurovascular pathology before symptomatic cognitive loss.
AI sharpens Alzheimer’s PET readouts
An artificial intelligence framework called interpretable adversarial decomposition learning (ADL) improves the clinical utility of Alzheimer's PET scans by filtering noise from disease signal, producing an ADAD score that correlates more closely with cognitive decline and neurodegeneration than traditional scoring methods. This advancement addresses a persistent gap between imaging findings and actual patient outcomes.
Obesity’s Effects on the Immune System May Linger for Years
T cells retain pro-inflammatory characteristics long after weight loss, perpetuating immune dysregulation in previously obese individuals. This 'obesity memory' may persist for years in humans despite normalization of body mass, suggesting that metabolic recovery and immune recovery operate on different timelines.
AI-Driven Dementia Detection at Specialist Scale
Agentic AI systems capable of continuous learning across patient data may enable specialist-level dementia diagnosis and care at scale, addressing the critical gap between neurodegenerative disease prevalence and available expertise. This approach integrates human-AI collaboration to reason across complex clinical datasets in ways that improve diagnostic accuracy and treatment planning.
Parental Age Shapes Offspring Metabolism Across the Lifespan
Parental age at conception produces sex-specific physiological effects in offspring that persist into adulthood, with paternal age showing stronger effects on male offspring metabolism and stress response. These findings in a long-lived seabird model suggest that inherited physiological patterns from parents may constrain or enable longevity trajectories independent of direct genetic mutation.
Neuronal APOE4-induced early hippocampal network hyperexcitability in Alzheimer’s disease pathogenesis
Young mice carrying the APOE4 gene variant show excessive electrical activity in the hippocampus before cognitive decline becomes apparent, a pattern driven by neuronal APOE4 expression itself. This early hyperexcitability represents a tractable target for intervention, as it can be reversed through modulation of the Nell2 pathway.