Results 1 to 10 of about 263,171 (259)

Accelerated Amyloid Beta Pathogenesis by Bacterial Amyloid FapC [PDF]

open access: yesAdvanced Science, 2020
The gut–brain axis has attracted increasing attention in recent years, fueled by accumulating symptomatic, physiological, and pathological findings. In this study, the aggregation and toxicity of amyloid beta (Aβ), the pathogenic peptide associated with ...
Ibrahim Javed   +10 more
doaj   +9 more sources

Amyloid Alpha: The Neglected Cousin of Amyloid Beta. [PDF]

open access: yesChembiochem
For decades, amyloid β (Aβ) has been the principal therapeutic target for therapies of Alzheimer's disease (AD). An alternative processing product, known as P3, may form if the amyloid precursor protein is cleaved by α‐secretase instead of β‐secretase.
Raskatov JA.
europepmc   +3 more sources

Decreased Deposition of Beta-Amyloid 1-38 and Increased Deposition of Beta-Amyloid 1-42 in Brain Tissue of Presenilin-1 E280A Familial Alzheimer’s Disease Patients

open access: yesFrontiers in Aging Neuroscience, 2020
Familial Alzheimer’s Disease (FAD) caused by Presenilin-1 (PS1) mutations is characterized by early onset, cognitive impairment, and dementia. Impaired gamma secretase function favors production of longer beta-amyloid species in PS1 FAD.
Felix Dinkel   +7 more
doaj   +3 more sources

The amyloid-beta wave hypothesis of Alzheimer’s disease [PDF]

open access: yesFrontiers in Cellular and Infection Microbiology
Alzheimer’s disease (AD) is a complex and multifactorial disorder that affects all races and genders. Genetic traits influenced by lifestyle and environment lead to a tremendous amount of heterogeneity in Alzheimer’s disease onset and severity ...
Sean J. Miller   +6 more
doaj   +2 more sources

Amyloid-beta peptide and tau protein crosstalk in Alzheimer’s disease

open access: yesNeural Regeneration Research, 2022
Alzheimer’s disease is a neurodegenerative disease that accounts for most of the 50-million dementia cases worldwide in 2018. A large amount of evidence supports the amyloid cascade hypothesis, which states that amyloid-beta accumulation triggers tau ...
Alejandro R Roda   +4 more
doaj   +1 more source

Cognitive and brain cytokine profile of non-demented individuals with cerebral amyloid-beta deposition

open access: yesJournal of Neuroinflammation, 2021
Background Brain inflammation has been increasingly associated with early amyloid accumulation in Alzheimer’s disease models; however, evidence of its occurrence in humans remains scarce.
Lisi Flores-Aguilar   +6 more
doaj   +1 more source

Amyloid‐Beta Interaction with Mitochondria [PDF]

open access: yesInternational Journal of Alzheimer’s Disease, 2011
Mitochondrial dysfunction is a hallmark of amyloid‐beta(Aβ)‐induced neuronal toxicity in Alzheimer′s disease (AD). The recent emphasis on the intracellular biology of Aβ and its precursor protein (AβPP) has led researchers to consider the possibility that mitochondria‐associated and/or intramitochondrial Aβ may directly cause neurotoxicity.
Pagani, Lucia, Eckert, Anne
openaire   +4 more sources

Lowering beta-amyloid levels rescues learning and memory in a Down syndrome mouse model. [PDF]

open access: yesPLoS ONE, 2010
beta-amyloid levels are elevated in Down syndrome (DS) patients throughout life and are believed to cause Alzheimer's disease (AD) in adult members of this population.
William J Netzer   +7 more
doaj   +1 more source

Beta amyloid deposition and cognitive decline in Parkinson’s disease: a study of the PPMI cohort

open access: yesMolecular Brain, 2022
The accumulation of beta amyloid in the brain has a complex and poorly understood impact on the progression of Parkinson’s disease pathology and much controversy remains regarding its role, specifically in cognitive decline symptoms.
Alexander S. Mihaescu   +6 more
doaj   +1 more source

Small-angle X-ray scattering characterization of a $$\beta $$ β -amyloid model in phantoms

open access: yesBMC Research Notes, 2020
Objective We present a method to prepare an amyloid model at scalable quantities for phantom studies to evaluate small-angle x-ray scattering systems for amyloid detection. Two amyloid models were made from a plasma protein with and without heating. Both
Sophya Breedlove   +3 more
doaj   +1 more source

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