Results 71 to 80 of about 12,857 (194)

Alzheimer's disease and mixed pathologies as a hidden contributor to fatal hypothermia: A large‐scale forensic autopsy‐based study

open access: yesBrain Pathology, EarlyView.
We investigated neuropathological manifestations of hypothermia in 168 cases. Patients aged 65 years or more constituted 80% of the total cohort. Alzheimer's disease was the most common comorbidity, affecting 40% of all patients. Abstract There is a paucity of autopsy‐based studies providing detailed neuropathological characteristics of fatal ...
Shojiro Ichimata   +2 more
wiley   +1 more source

Tau seeding activity in skin biopsy differentiates tauopathies from synucleinopathies

open access: yesnpj Parkinson's Disease
Most neurodegenerative diseases lack definitive diagnostic tests, and the identification of easily accessible and reliable biomarkers remains a critical unmet need.
Ilaria Linda Dellarole   +19 more
doaj   +1 more source

Evidence for different seeding activities of misfolded tau in classical and rapidly progressive Alzheimer's disease

open access: yesBrain Pathology, EarlyView.
The study analyzed the seeding activity of misfolded tau protein in Alzheimer's disease and rapidly progressive Alzheimer's disease patients and provides evidence for the existence of different tau assemblies supported by differences in cellular toxicity and morphology of thioflavin T‐positive real‐time quaking‐induced conversion products.
Matthias Schmitz   +13 more
wiley   +1 more source

Ferritin nanocage-enabled detection of pathological tau in living human retinal cells

open access: yesScientific Reports
Tauopathies, including Alzheimer’s disease and Frontotemporal Dementia, are debilitating neurodegenerative disorders marked by cognitive decline. Despite extensive research, achieving effective treatments and significant symptom management remains ...
Lorenzo Barolo   +13 more
doaj   +1 more source

Tau‐targeting active immunotherapy slows progression and reduces pathology in mouse models of tauopathy

open access: yesBrain Pathology, EarlyView.
The efficacy of the novel anti‐tau active immunotherapy, p5555kb, was tested using two mouse models of tau pathology. p5555kb inoculation increased the survival rate and reduced tau pathology in tau‐overexpressing P301L mice and decreased tau seeding in the brains of C57BL/6 mice injected with human‐purified Alzheimer's disease tau.
Christopher M. Brown   +7 more
wiley   +1 more source

Pragmatic algorithm for visual assessment of 4-Repeat tauopathies in [18F]PI-2620 PET Scans

open access: yesNeuroImage
Aim: Standardized evaluation of [18F]PI-2620 tau-PET scans in 4R-tauopathies represents an unmet need in clinical practice. This study aims to investigate the effectiveness of visual evaluation of [18F]PI-2620 images for diagnosing 4R-tauopathies and to ...
Theresa Bauer   +15 more
doaj   +1 more source

Frontotemporal dementia: Clinical aspects, genetics, and neuropathology of a family with a C9ORF72 expansion in Argentina

open access: yesBrain Pathology, EarlyView.
Immunohistochemistry for TDP‐43: (A)—Dentate gyrus; (B)—Temporal lobe. Abstract Frontotemporal dementia (FTD) is the second most common cause of early‐onset dementia, typically manifesting before the age of 65, with a mean onset at 58 years. FTD may encompass a spectrum of neurodegenerative disorders resulting from frontotemporal lobar degeneration ...
Karen Daniela Román   +13 more
wiley   +1 more source

Rapid generation of prion disease models using AAV‐delivered PrP variants in knockout mice

open access: yesBrain Pathology, EarlyView.
We developed a rapid AAV‐based system to generate prion disease models in weeks rather than months. Following systemic AAV9P31 delivery of modified PrP to knockout mice, we achieved brain‐wide expression and successful propagation of both classical (RML) and atypical (GSS‐A117V) prion strains.
Maitena San‐Juan‐Ansoleaga   +11 more
wiley   +1 more source

EFhd2 co-aggregates with monomeric and filamentous tau in vitro

open access: yesFrontiers in Neuroscience
Tauopathies are characterized by the abnormal buildup of tau protein, with early oligomeric forms associated with neurodegeneration and the later neurofibrillary tangles possibly conferring neuroprotection.
Ahlam S. Soliman   +9 more
doaj   +1 more source

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