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precursor
1,346 studies tagged precursor, dated 1982-09-01 to 2026-10-18. Bibliography: BibTeX (.bib) · RIS (.ris)
Newest in this topic
- Evidence for Reduced Somatic T-Cell Receptor Sequence Diversity Profiles Among Midwestern Amish in an Aging Cohort Study 2026-10-18
- Gantenerumab reduces brain amyloid-β proteoforms: Biochemical evaluation in dominantly inherited Alzheimer disease 2026-09-29
- Genetic Insights Into Protective Effects of GLP-1 Receptor Agonists on Stroke and Alzheimer Disease Across Ancestries 2026-09-25
Studies
1,346 studies carry this tag.
Date range
1982 to 2026
Top journals
- Neurology 92
- The Journal of biological chemistry 67
- Proceedings of the National Academy of Sciences of the United States of America 47
- Archives of neurology 43
- JAMA neurology 36
372 journals in all.
Newest first, then by address. Each study has a usefulness score out of 100 (rubric version 4.0); tap a score to see what makes it up. Tags were assigned automatically from each study's title and summary. The same studies as a filter in the library.
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Human genetic association studies point to immune response and lipid metabolism, in addition to amyloid-beta (Aβ) and tau, as major pathways in Alzheimer's disease (AD) etiology.
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Late-onset Alzheimer's disease is a prevalent age-related polygenic disease that accounts for 50-70% of dementia cases.
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Mechanisms underlying the protective effect of apolipoprotein E (APOE) ε2 against Alzheimer disease (AD) are not well understood.
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43/100
Here, we found a close association of the metabolic reconfiguration of microglia with increased hippocampal glucose uptake on [ 18 F]fluorodeoxyglucose (FDG) PET.
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These findings suggest that DPP-4i use is associated with low amyloid burden and favorable long-term cognitive outcome in diabetic patients with ADCI.
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We evaluated whether insomnia symptom severity was associated with cognitive function, and whether this relationship was modified by biomarkers associated with Alzheimer's disease risk.
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These results indicate lipid droplet accumulation occurs in human DAM xMGs in AD, but is reduced in TREM2-R47H DAM xMGs, as it occurs secondary to TREM2-mediated changes in plaque proximity and reactivity.
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Microglia are active modulators of Alzheimer's disease but their role in relation to amyloid plaques and synaptic changes due to rising amyloid beta is unclear.
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Amyloid PET and sleep duration information was acquired on 4425 cognitively unimpaired participants (mean [SD] age, 71.3 [4.7] years; 2628 [59.4%] female; 1509 [34.1%] tested Aβ positive).
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APOE and Trem2 are major genetic risk factors for Alzheimer's disease (AD), but how they affect microglia response to Aβ remains unclear.
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Apolipoprotein E (APOE) ε4 is the single most important genetic risk factor for cognitive impairment and Alzheimer disease (AD), while lifestyle factors such as smoking, drinking, diet, and physical activity also have impact on cognition.
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Neither fibrillar nor nonfibrillar Aβ content alone sufficed to explain the Aβ PET findings in either AD model.
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63/100
The plasma proteomic changes that precede the onset of dementia could yield insights into disease biology and highlight new biomarkers and avenues for intervention.
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Alzheimer's disease (AD) is an incurable neurodegenerative disease currently affecting 1.75% of the US population, with projected growth to 3.46% by 2050.
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Genome-wide association studies have led to numerous genetic loci associated with Alzheimer's disease (AD).
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The extracellular deposition of β-amyloid (Aβ) is one of the major characteristics in Alzheimer´s disease (AD).
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Emerging evidence indicates that impaired mitophagy-mediated clearance of defective mitochondria is a critical event in Alzheimer's disease (AD) pathogenesis.
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43/100
These data demonstrate the neuroprotective effects of systemic administration of stem cell-derived EVs for remediation of behavioral and molecular AD neuropathologies.
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Alzheimer's disease (AD) is associated with abnormal tau and amyloid-β accumulation in the brain, leading to neurofibrillary tangles, neuropil threads and extracellular amyloid-β plaques.
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Alzheimer disease (AD) is the most prevalent neurodegenerative disorder leading to dementia in the elderly.
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The gut microbiota (GM) represents a diverse and dynamic population of microorganisms and about 100 trillion symbiotic microbial cells that dwell in the gastrointestinal tract.
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Brain iron accumulation has been found to accelerate disease progression in amyloid-β(Aβ) positive Alzheimer patients, though the mechanism is still unknown.
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We analyzed data from 462 ADNI participants without dementia who underwent Aβ ([ 18 F]florbetapir or [ 18 F]florbetaben) and tau ([ 18 F]flortaucipir) PET, structural MRI, and cognitive testing.
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AD patients with ELA expressed significantly greater levels of APOE than ALA APOE ε4 carriers.
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Genetic and genome-wide association studies suggest a central role for microglia in Alzheimer's disease (AD).
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Congo Red (CR) has been used for its binding affinity to amyloid fibrils for the better part of a century.
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It has been well established that the TMEM106B gene rs1990622 variant was a frontotemporal dementia (FTD) risk factor.
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Intimate metabolic host-microbiome crosstalk regulates immune, metabolic, and neuronal response in health and disease, yet remains untapped for biomarkers or intervention for disease.
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The hallmarks of Alzheimer's disease (AD) pathology include senile plaques accumulation and neurofibrillary tangles, which is thought to underlie synaptic failure.
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We show that m 6 A modification displays temporal and spatial dynamics during neurodevelopment and aging.
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In addition, several loci associated with rare variants, including a genome-wide significant intergenic locus near IGF1R at 15q26 (P = 1.7 × 10-9) and 6 additional loci with suggestive significance (P ≤ 5 × 10-7) such as API5 at 11p12 (P = 8.8 × 10-8) and RBFOX1 at 16p13 (P = 5.4 × 10-7) were identified.
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These findings suggest that OCT can detect functional and morphologic changes in the retina of carriers of familial Alzheimer disease who are cognitively unimpaired several years before clinical onset, suggesting that OCT findings and retinal vascular parameters may be biomarkers prior to the onset of cognitive decline.
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For years, it has been reported that Alzheimer's disease (AD) is the most common cause of dementia.
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Clinical phenotypes are associated with differential patterns of tau but not amyloid pathology.
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Variations in many genes linked to sporadic Alzheimer's disease (AD) show abundant expression in microglia, but relationships among these genes remain largely elusive.
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Mechanisms underlying the protective effect of apolipoprotein E ( APOE ) ε2 against Alzheimer’s disease (AD) are not well understood.
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Amyloid-β (Aβ) deposits are a relatively late consequence of Aβ aggregation in Alzheimer's disease.
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Genome-wide association studies have led to numerous genetic loci associated with Alzheimer's disease (AD).
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Apolipoprotein E (ApoE) is of great interest due to its role as a cholesterol/lipid transporter in the central nervous system (CNS) and as the most influential genetic risk factor for Alzheimer disease (AD).
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APOE4 is the strongest genetic risk factor associated with late-onset Alzheimer's disease (AD).
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50/100
Gut microbiota represents a diverse and dynamic population of microorganisms harboring the gastrointestinal tract, which influences the host health and disease.
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Combining human cohort data (over 24,000 people) with mouse models, this study found that carrying the APOE2 gene variant is linked to a longer lifespan, and that this benefit holds even when accounting for Alzheimer's diagnosis and brain pathology.
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The largest cohort, the Anti-Amyloid Treatment in Asymptomatic Alzheimer Disease Study (n = 3154), was the PET screening cohort used for a secondary prevention trial designed to slow cognitive decline associated with brain amyloidosis.
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Dementia is a rapidly rising global health crisis that silently disables families and ends lives and livelihoods around the world.
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However, the clinical presentation, associated factors, frequency in community-based cohorts, genetic characteristics, and cognitive trajectories associated with the quadruple misfolded proteins phenotype are not well understood.
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Alzheimer's disease (AD) is the most prevalent form of late-onset dementia.
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Microglia-specific genetic variants are enriched in several neurodegenerative diseases, including Alzheimer's disease (AD), implicating a central role for alterations of the innate immune system in the disease etiology.
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Obesity is a multifactorial disease in which environmental conditions and several genes play an important role in the development of this disease.
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The ε4 allele of apolipoprotein E (APOE) gene and increasing age are two of the most important known risk factors for developing Alzheimer disease (AD).
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In 1907, Alois Alzheimer observed, as he quoted, development of "numerous fibers" and "adipose saccules" in the brain of his diseased patient Auguste Deter.
From across this tag
9 of the 1,344 studies in this tag, picked by a fixed rule (a hash of each study's address), not by score or date; each page of this list shows a different 9. The same 9 appear here every time.
- Time Course and Severity of Cognitive Changes as a Function of Aβ Positivity and APOE Genotype in Alzheimer Disease
- Amyloid precursor protein trafficking, processing, and function
- Beta-amyloid precursor protein of Alzheimer disease occurs as 110- to 135-kilodalton membrane-associated proteins in neural and nonneural tissues
- Decreased levels of PSD95 and two associated proteins and increased levels of BCl2 and caspase 3 in hippocampus from subjects with amnestic mild cognitive impairment: Insights into their potential roles for loss of synapses and memory, accumulation of Abeta, and neurodegeneration in a prodromal stage of Alzheimer's disease
- Orally available compound prevents deficits in memory caused by the Alzheimer amyloid-beta oligomers
- The miR-124 regulates the expression of BACE1/β-secretase correlated with cell death in Alzheimer's disease
- Brain oligomeric β-amyloid but not total amyloid plaque burden correlates with neuronal loss and astrocyte inflammatory response in amyloid precursor protein/tau transgenic mice
- APOE3 Christchurch Heterozygosity and Autosomal Dominant Alzheimer's Disease
- The French series of autosomal dominant early onset Alzheimer's disease cases: mutation spectrum and cerebrospinal fluid biomarkers