Results 41 to 50 of about 20,912 (233)

Adenosine triphosphate binding cassette subfamily C member 1 (ABCC1) overexpression reduces APP processing and increases alpha- versus beta-secretase activity, in vitro

open access: yesBiology Open, 2021
The organic anion transporter Adenosine triphosphate binding cassette subfamily C member 1 (ABCC1), also known as MRP1, has been demonstrated in murine models of Alzheimer's disease (AD) to export amyloid beta (Abeta) from the endothelial cells of the ...
Wayne M. Jepsen   +7 more
doaj   +1 more source

Navigating the cholesterol maze: Key insights on use of statins in neurodegenerative disorders

open access: yesNeuroprotection, EarlyView.
The graphical abstract encapsulates the dual neuroprotective mechanisms of statins in neurodegenerative diseases, highlighting both cholesterol‐dependent and cholesterol‐independent pathways. By inhibiting 3‐hydroxy‐3‐methylglutaryl coenzyme A (HMG‐CoA) reductase, statins reduce cholesterol synthesis, leading to altered lipid raft structures that ...
Jun Han Kuan   +5 more
wiley   +1 more source

Presenilin-1 interacts directly with the β-site amyloid protein precursor cleaving enzyme (BACE1)

open access: yesNeurobiology of Disease, 2003
A neuropathological hallmark of Alzheimer’s disease is the presence of amyloid plaques. The major constituent of these plaques, occurring largely in brain areas important for memory and cognition, is the 40–42 amyloid residues (Aβ).
Sébastien S Hébert   +5 more
doaj   +1 more source

The link between sarcopenic obesity and Alzheimer's disease: a brain‐derived neurotrophic factor point of view

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend A, Sarcopenic obesity is defined as the age‐related loss of skeletal muscle mass and function that often leads to the progression of comorbidities, such as Alzheimer's disease (AD). Though the exact link between the two diseases is unknown, alterations in brain‐derived neurotrophic factor (BDNF) may be a contributor.
Emily N. Copeland   +4 more
wiley   +1 more source

Human Cyclophilins—An Emerging Class of Drug Targets

open access: yesMedicinal Research Reviews, Volume 46, Issue 2, Page 475-512, March 2026.
ABSTRACT Cyclophilins are a family of enzymes with peptidyl‐prolyl isomerase activity found in all cells of all organisms. To date, 17 cyclophilin isoforms have been identified in the human body, participating in diverse biological processes. Consequently, cyclophilins have emerged as promising targets for drug development to address a wide array of ...
Katarina Jurkova   +3 more
wiley   +1 more source

Phosphorylation of nicastrin by SGK1 leads to its degradation through lysosomal and proteasomal pathways.

open access: yesPLoS ONE, 2012
The gamma-secretase complex is involved in the intramembranous proteolysis of a variety of substrates, including the amyloid precursor protein and the Notch receptor.
Jung-Soon Mo   +10 more
doaj   +1 more source

Specific Lipid Peroxidation Products in Erythrocytes and Their Relationship to the Pathogenesis of Alzheimer's Disease

open access: yesJournal of Cellular and Molecular Medicine, Volume 30, Issue 5, March 2026.
ABSTRACT Alzheimer's disease (AD) is a highly complex and multifactorial disorder in which oxidative stress acts as a key amplifying mechanism in the disease progression. Lipofuscin‐like pigments (LFP), end products of lipid peroxidation, reflect oxidative damage and are capable of crossing the blood–brain barrier into the circulation.
Lenka Martináková   +9 more
wiley   +1 more source

HIV-1 counteracts an innate restriction by amyloid precursor protein resulting in neurodegeneration

open access: yesNature Communications, 2017
HIV infection results in elevated beta-amyloid (Aβ) levels in the brain, but the underlying mechanisms are unclear. Here, the authors show that amyloid precursor protein inhibits virion production and that HIV Gag, counteracting this antiviral function ...
Qingqing Chai   +6 more
doaj   +1 more source

Presenilins and γ-Secretase in Membrane Proteostasis

open access: yesCells, 2019
The presenilin (PS) proteins exert a crucial role in the pathogenesis of Alzheimer disease (AD) by mediating the intramembranous cleavage of amyloid precursor protein (APP) and the generation of amyloid β-protein (Aβ).
Naoto Oikawa, Jochen Walter
doaj   +1 more source

A Blood‐Brain Barrier‐Penetrant Ag(III) Corrole Compound Rescues Alzheimer's Disease Pathology by Targeting Aβ42‐Induced Oxidative Stress

open access: yesAdvanced Science, Volume 13, Issue 8, 9 February 2026.
The newly designed metallo‐corrole (Mor‐Cor)Ag(III) with a morpholino group exhibited promising therapeutic potential for Alzheimer's disease. It significantly reduces reactive oxygen species (ROS), decreases GFAP expression, increases neurite length, and decreases cell death compared to other similar metallo‐corroles. Abstract Alzheimer's disease (AD)
Arup Tarai   +7 more
wiley   +1 more source

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