Results 21 to 30 of about 1,107,155 (284)

Pro-domain removal in ASP-2 and the cleavage of the amyloid precursor are influenced by pH. [PDF]

open access: yes, 2002
BACKGROUND: One of the signatures of Alzheimer's disease is the accumulation of aggregated amyloid protein, Abeta, in the brain. Abeta arises from cleavage of the Amyloid Precursor protein by beta and gamma secretases, which present attractive candidates
Brian Austen   +5 more
core   +1 more source

Consequences of the interaction of amyloid beta with amyloid binding alcohol dehydrogenase and the receptor for advanced glycation end products [PDF]

open access: yes, 2008
Amyloid beta (Aβ) has been postulated to be the principle initiator of the pathogenesis of Alzheimer’s disease (AD). Therefore, understanding the underlying mechanisms of Aβ induced neurotoxicity in the early stages of AD would be essential for finding ...
Ren, Yimin
core   +2 more sources

Amyloid oligomer conformation in a group of natively folded proteins. [PDF]

open access: yesPLoS ONE, 2008
Recent in vitro and in vivo studies suggest that destabilized proteins with defective folding induce aggregation and toxicity in protein-misfolding diseases.
Yuji Yoshiike   +5 more
doaj   +1 more source

DHA supplemented in peptamen diet offers no advantage in pathways to amyloidosis: is it time to evaluate composite lipid diet? [PDF]

open access: yesPLoS ONE, 2011
Numerous reports have documented the beneficial effects of dietary docosahexaenoic acid (DHA) on beta-amyloid production and Alzheimer's disease (AD).
Zareen Amtul   +5 more
doaj   +1 more source

Accelerated Amyloid Beta Pathogenesis by Bacterial Amyloid FapC

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   +1 more source

Beta-amyloid imaging in dementia [PDF]

open access: yesYeungnam University Journal of Medicine, 2018
Alzheimer's disease (AD) is a neurodegenerative disorder associated with extracellular plaques, composed of amyloid-beta (Aβ), in the brain. Although the precise mechanism underlying the neurotoxicity of Aβ has not been established, Aβ accumulation is the primary event in a cascade of events that lead to neurofibrillary degeneration and dementia.
openaire   +3 more sources

BETA AMYLOID POLYCLONAL ANTIBODY IMMUNOGENICITY AS EARLY DEVELOPMENT STUDY OF EARLY DIAGNOSIS FOR ALZHEIMER’S DISEASE

open access: yesMalang Neurology Journal, 2017
Background. Alzheimer's disease is a progressive neurologic disease of the brain that triggers irreversible neuronal cell loss, which can interfere with social and occupational functioning.
M. Rasjad Indra   +2 more
doaj   +1 more source

Plasma pyroglutamate‐modified amyloid beta differentiates amyloid pathology

open access: yesAlzheimer’s & Dementia: Diagnosis, Assessment & Disease Monitoring, 2020
Introduction Pyroglutamate‐modified amyloid β (AβpE3) could be a biomarker for Aβ plaque pathology in the brain. An ultra‐high‐sensitive assay is needed for detecting AβpE3‐40.
Pei‐Ning Wang   +6 more
doaj   +1 more source

Medroxyprogesterone Acetate Impairs Amyloid Beta Degradation in a Matrix Metalloproteinase-9 Dependent Manner

open access: yesFrontiers in Aging Neuroscience, 2020
Despite the extensive use of hormonal methods as either contraception or menopausal hormone therapy (HT), there is very little known about the potential effects of these compounds on the cellular processes of the brain.
Keyana N. Porter   +6 more
doaj   +1 more source

Molecules that Target beta‐Amyloid

open access: yesChemMedChem, 2007
AbstractThe devastating effects of Alzheimer’s and related amyloidogenic diseases have inspired the synthesis and evaluation of numerous ligands to understand the molecular mechanism of the aggregation of the beta‐amyloid peptide. Our review focuses on the current knowledge in this field with respect to molecules that have been demonstrated to interact
Stains, Cliff I.   +2 more
openaire   +3 more sources

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