Tema

Alzheimer

Alzheimer's disease research, amyloid plaques, tau tangles, and cognitive decline

370 artigos

Current Drugs for Friedreich Ataxia Show Little Benefit After One Year
Brain Health

Current Drugs for Friedreich Ataxia Show Little Benefit After One Year

A Cochrane meta-analysis of 8 RCTs finds most pharmacological treatments fail to improve ataxia scores, though upper limb dexterity may benefit.

Revisão
13 de mai. de 2026 0
Diabetes Treatment May Mask Alzheimer's Biomarker Signals in Research
Brain Health

Diabetes Treatment May Mask Alzheimer's Biomarker Signals in Research

A new study warns that diabetes medications could confound Alzheimer's biomarker studies, distorting our understanding of the diabetes-dementia link.

Artigo Científico
13 de mai. de 2026 0
Correction Issued for Study on Mental Health of Early-Career Dementia Researchers
Brain Health

Correction Issued for Study on Mental Health of Early-Career Dementia Researchers

A formal erratum updates a 2026 cross-sectional survey on mental health factors affecting early-career dementia researchers worldwide.

Artigo Científico
13 de mai. de 2026 0
Faulty Ion Channel in Serotonin Neurons May Drive Early Alzheimer's Spread
Brain Health

Faulty Ion Channel in Serotonin Neurons May Drive Early Alzheimer's Spread

A key potassium channel, KCNA4, is lost in vulnerable brainstem neurons at Braak II — potentially fueling tau pathology progression.

Artigo Científico
13 de mai. de 2026 0
Somatic Mutations in Brain Immune Cells May Drive Alzheimer's Disease
Brain Health

Somatic Mutations in Brain Immune Cells May Drive Alzheimer's Disease

New research links somatic DNA variants in microglia-like cells to Alzheimer's pathology, opening a novel genetic avenue for disease intervention.

Artigo Científico
13 de mai. de 2026 0
How Kidney Disease Silently Destroys the Brain Through Six Distinct Mechanisms
Brain Health

How Kidney Disease Silently Destroys the Brain Through Six Distinct Mechanisms

A major Nature Reviews Nephrology analysis reveals uremic toxins, BBB breakdown, and glymphatic failure drive cognitive decline in CKD patients.

Artigo Científico
12 de mai. de 2026 0
How the Brain's Waste Clearance System Fails in Alzheimer's Disease
Brain Health

How the Brain's Waste Clearance System Fails in Alzheimer's Disease

New review reveals how glymphatic and meningeal lymphatic dysfunction drive Aβ and tau buildup, and how sleep, surgery, and genetics factor in.

Artigo Científico
12 de mai. de 2026 0
Blocking a Brain Stress Protein Clears Alzheimer's Waste and Cuts Amyloid Buildup
Brain Health

Blocking a Brain Stress Protein Clears Alzheimer's Waste and Cuts Amyloid Buildup

Deleting or inhibiting astrocytic PERK restores the brain's glymphatic drainage system and dramatically reduces Aβ and tau pathology in AD mouse models.

Artigo Científico
12 de mai. de 2026 0
Dementia With Lewy Bodies Is Far More Common Than Diagnosed, Meta-Analysis Finds
Brain Health

Dementia With Lewy Bodies Is Far More Common Than Diagnosed, Meta-Analysis Finds

A major meta-analysis reveals DLB incidence rises steeply with age and is higher in men, but widespread underdiagnosis distorts true burden.

Artigo Científico
12 de mai. de 2026 0
Dual Alzheimer's Vaccines Targeting Both Amyloid and Tau Remain Critically Underexplored
Brain Health

Dual Alzheimer's Vaccines Targeting Both Amyloid and Tau Remain Critically Underexplored

A 25-year review of 577 AD vaccine formulations finds only 3 have targeted both Aβ and tau — a major missed opportunity.

Artigo Científico
10 de mai. de 2026 0
How You Handle Blood Samples Can Make or Break Alzheimer's Biomarker Tests
Brain Health

How You Handle Blood Samples Can Make or Break Alzheimer's Biomarker Tests

A global consortium reveals how tube type, delays, and storage temperature dramatically skew key Alzheimer's blood biomarker readings.

Artigo Científico
10 de mai. de 2026 0
Alzheimer's Vaccine Targeting Amyloid Fragments Cuts Brain Inflammation in Mice
Brain Health

Alzheimer's Vaccine Targeting Amyloid Fragments Cuts Brain Inflammation in Mice

A novel Aβ1-10 peptide vaccine conjugated to carrier proteins reduced plaques, neuroinflammation, and memory deficits in an AD mouse model.

Artigo Científico
10 de mai. de 2026 0
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