Results 1 to 10 of about 35,583 (221)

Role of Oxidative Stress Markers F2-Isoprostanes and Presenilin-1 in Clinical Diagnosed Alzheimer’s Diseases [PDF]

open access: yesJournal of Pharmacy and Bioallied Sciences
Introduction: Alzheimer’s disease (AD), a neurodegenerative disorder closely associated with aging, is characterized by progressive cognitive decline and is a leading cause of dementia worldwide.
Dilip Raj Timalsina   +2 more
doaj   +5 more sources

Presenilin 1 deficiency impairs Aβ42-to-Aβ40- and angiotensin-converting activities of ACE [PDF]

open access: yesFrontiers in Aging Neuroscience, 2023
IntroductionAlzheimer’s disease (AD) is associated with amyloid β-protein 1-42 (Aβ42) accumulation in the brain. Aβ42 and Aβ40 are the major two species generated from amyloid precursor protein.
Yuan Gao   +6 more
doaj   +2 more sources

High-intensity interval training combined with cannabidiol supplementation improves cognitive impairment by regulating the expression of apolipoprotein E, presenilin-1, and glutamate proteins in a rat model of amyloid β-induced Alzheimer’s disease [PDF]

open access: yesIranian Journal of Basic Medical Sciences
Objective(s): Alzheimer’s disease (AD) is a major public concern and one of the primary types of dementia characterized by memory impairment and cognitive decline.
Mohamad Reza Kordi   +7 more
doaj   +2 more sources

A Review Article on Oxidative Stress Markers F2-Isoprostanes and Presenilin-1 in Alzheimer’s Disease

open access: yesJournal of Pharmacy and Bioallied Sciences
Amyloid-beta plaque and tau tangle buildup lead to Alzheimer’s disease (AD), a brain disorder that causes ongoing mental decline. More and more studies show that oxidative stress plays a crucial role in how AD develops and progresses. This review focuses
Dilip Raj Timalsina   +2 more
doaj   +2 more sources

Effects of presenilin-1 familial Alzheimer’s disease mutations on γ-secretase activation for cleavage of amyloid precursor protein [PDF]

open access: yesCommunications Biology, 2023
Gaussian accelerated molecular dynamics (GaMD) simulations and biochemical experiments in E.Coli provide mechanistic insight into how Presenilin-1 familial Alzheimer’s disease mutations affect structural dynamics and enzyme-substrate interactions of γ ...
Hung N. Do   +4 more
doaj   +2 more sources

Presenilin mutations and their impact on neuronal differentiation in Alzheimer’s disease

open access: yesNeural Regeneration Research, 2022
The presenilin genes (PSEN1 and PSEN2) are mainly responsible for causing early-onset familial Alzheimer’s disease, harboring ~300 causative mutations, and representing ~90% of all mutations associated with a very aggressive disease form. Presenilin 1 is
Mercedes A Hernandez-Sapiens   +8 more
doaj   +1 more source

Intracellular calcium deficits in Drosophila cholinergic neurons expressing wild type or FAD-mutant presenilin. [PDF]

open access: yesPLoS ONE, 2009
Much of our current understanding about neurodegenerative diseases can be attributed to the study of inherited forms of these disorders. For example, mutations in the presenilin 1 and 2 genes have been linked to early onset familial forms of Alzheimer's ...
Kinga Michno   +4 more
doaj   +1 more source

Discovery of novel benzophenone integrated derivatives as anti-Alzheimer's agents targeting presenilin-1 and presenilin-2 inhibition: A computational approach.

open access: yesPLoS ONE, 2022
The most commonly accepted hypothesis of Alzheimer's disease (AD) is the amyloid hypothesis caused due to formation of accumulation of Aβ42 isoform, which leads to neurodegeneration.
Reshma Mary Martiz   +9 more
doaj   +1 more source

Deregulation of Mitochondrial Calcium Handling Due to Presenilin Loss Disrupts Redox Homeostasis and Promotes Neuronal Dysfunction

open access: yesAntioxidants, 2022
Mitochondrial dysfunction and oxidative stress are major contributors to the pathophysiology of neurodegenerative diseases, including Alzheimer’s disease (AD).
Kerry C. Ryan   +2 more
doaj   +1 more source

HPRT deficiency coordinately dysregulates canonical Wnt and presenilin-1 signaling: a neuro-developmental regulatory role for a housekeeping gene? [PDF]

open access: yesPLoS ONE, 2011
We have used microarray-based methods of global gene expression together with quantitative PCR and Western blot analysis to identify dysregulation of genes and aberrant cellular processes in human fibroblasts and in SH-SY5Y neuroblastoma cells made HPRT ...
Tae Hyuk Kang   +3 more
doaj   +1 more source

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