Results 91 to 100 of about 33,574 (228)

Lysosomal Expression Profile in Plasma Associates with Disease Severity in Parkinson's Disease

open access: yesMovement Disorders, EarlyView.
Abstract Background Parkinson's disease (PD) is a clinically and biologically heterogeneous neurodegenerative disorder, driven by multiple mechanisms among which are lysosomal and mitochondrial dysfunction. Here, we explored blood‐based lysosomal and mitochondrial profiles in relation to PD diagnosis and severity.
Janna van Wetering   +6 more
wiley   +1 more source

α‐Synuclein Seeding Discriminates Between LRRK2 G2019S Variant Carriers with and Without Parkinson's Disease

open access: yesMovement Disorders, EarlyView.
Abstract Background Reliable biomarkers for Parkinson's disease (PD) pathology detection are essential for research. α‐Synuclein (aSyn) seed amplification assay (SAA) is a validated biomarker for misfolded aSyn. Objective The aim was to assess the association between aSyn SAA and LRRK2‐related PD (LRRK2‐PD) and its link to mitochondrial genetic burden.
Theresa Lüth   +13 more
wiley   +1 more source

Normal pressure hydrocephalus co-existing with a second dementia disorder

open access: yesNeuropsychiatric Disease and Treatment, 2008
Joseph Alisky1,21Marshfield Clinic Research Foundation, 1000 Oak Avenue, Marshfield, Wisconsin, USA; 2Marshfield Clinic Thorp Center, 704 South Clark, Thorp, Wisconsin, USAAbstract: An 87-year-old woman had both Lewy body dementia and normal pressure ...
Joseph Alisky
doaj  

Therapeutic Impact of GLP‐1 Receptor Agonists on Parkinson's Disease: A Scoping Review

open access: yesNeurology and Clinical Neuroscience, EarlyView.
ABSTRACT No disease‐modifying treatment exists for Parkinson's disease (PD). Glucagon‐like peptide‐1 receptor agonists (GLP‐1 RAs) have gained attention as promising candidates for neuroprotection, given documented expression of GLP‐1 receptors within the central nervous system and the contribution of brain insulin resistance to dopaminergic ...
João Pedro Henriques   +4 more
wiley   +1 more source

Protective Potentials of Natural Products Against Vascular Dementia: A Comprehensive Review of Experimental Studies

open access: yesPhytotherapy Research, EarlyView.
ABSTRACT Vascular dementia (VaD), accounting for up to 20% of dementia cases globally, is primarily driven by chronic cerebral hypoperfusion (CCH), which leads to progressive cognitive impairment. Despite the increasing prevalence of VaD, effective treatments remain limited.
Jung‐Hoon Kim, Yongtaek Oh, Suin Cho
wiley   +1 more source

Prediction of Co-Occurrence of Lewy Body Disease with Alzheimer’s Disease

open access: yesJournal of Alzheimer's Disease Reports
Identifying the coexistence of Lewy body (LB) pathology with Alzheimer’s disease (AD) in clinical practice is important in the era of anti-amyloid-β antibody therapy. However, few studies have predicted the presence of comorbid LB pathology with AD using
Kenichi Hashiguchi   +6 more
doaj   +1 more source

Human brain matters: Navigating the neuropathology of COVID‐19

open access: yesBrain Pathology, EarlyView.
Severe COVID‐19 is associated with vascular dysregulation and chronic neuroinflammation, leading to axonal injury and neurodegeneration. In long COVID or PASC, persistent alterations in neuroimaging and biofluid biomarkers reflect ongoing neuronal damage and neuroinflammation, contributing to long‐term neurological symptoms including fatigue, cognitive
Juliana M. Nieuwland   +4 more
wiley   +1 more source

Data‐driven thresholds for standardized classification of severe Alzheimer's disease neuropathology using digital neuropathology

open access: yesBrain Pathology, EarlyView.
We generated digital pathologic algorithms (AI‐based modules that can be freely shared) to: optimize the sampling (ROI) for diagnosis of ADNC‐related tau pathology; compare/transition between Aperio and HALO platforms; and rationalize severe Braak NFT staging, so that all Braak‐VI cases had dementia, and all Braak‐V cases had MCI or dementia.
Ryan K. Shahidehpour   +10 more
wiley   +1 more source

Wasteosomes accumulate in periventricular white matter hyperintensities and exhibit complex relationships with mixed pathology, sclerotic index, and perivascular space

open access: yesBrain Pathology, EarlyView.
In a mixed diagnostic cohort of pathologically diagnosed Alzheimer's disease, cerebrovascular disease, mixed pathology, and control tissue, we connected the histopathological wasteosome profile in periventricular (PV) brain sections to 7T FLAIR‐MRI confirmed PV white matter hyperintensities (WMHs), vascular stenosis and perivascular space size ...
Nikita Ollen‐Bittle   +7 more
wiley   +1 more source

Distinctly altered TRPC3 and TRPC6 expression patterns in human Alzheimer's disease cortex and hippocampus

open access: yesBrain Pathology, EarlyView.
Divergent remodeling of TRPC channels occurs in Alzheimer's disease, with TRPC3 increased in neurons and reactive astrocytes and TRPC6 reduced in pyramidal neurons. These alterations may contribute to calcium dysregulation, neuroinflammation, and synaptic dysfunction during AD progression.
Xingyong Chen   +8 more
wiley   +1 more source

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