Results 31 to 40 of about 11,895 (194)

Neuronal apoptosis and synaptic density in the dentate gyrus of ischemic rats' response to chronic mild stress and the effects of Notch signaling. [PDF]

open access: yesPLoS ONE, 2012
Our previous research highlighted an inconsistency with Notch1 signaling-related compensatory neurogenesis after chronic mild stress (CMS) in rodents suffering from cerebral ischemia, which continue to display post-stroke depressive symptoms.
Shaohua Wang   +6 more
doaj   +1 more source

Gamma secretase inhibitors of Notch signaling

open access: yesOncoTargets and Therapy, 2013
The numerous processes involved in the etiology of breast cancer such as cell survival, metabolism, proliferation, differentiation, and angiogenesis are currently being elucidated. However, underlying mechanisms that drive breast cancer progression and drug resistance are still poorly understood.
Olsauskas-Kuprys ,Roma   +2 more
openaire   +4 more sources

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

Presenilin/γ-secretase and inflammation

open access: yesFrontiers in Aging Neuroscience, 2010
Presenilins (PS) are the catalytic components of γ-secretase, an aspartyl protease that regulates through proteolytic processing the function of multiple signaling proteins.
Carlos A Saura
doaj   +1 more source

An updated mutation spectrum of the γ-secretase complex: Novel NCSTN gene mutation in an Indian family with hidradenitis suppurativa and acne conglobata

open access: yesIndian Journal of Dermatology, 2023
Background: Hidradenitis suppurativa (HS) is a complex, chronic inflammatory skin disorder whose pathophysiology is poorly understood. Genetic studies have shown that HS is predisposed by mutations in the γ-secretase gene, but only a proportion of ...
Uppala Ratnamala   +6 more
doaj   +1 more source

Modulation of Gamma-Secretase for the Treatment of Alzheimer's Disease [PDF]

open access: yesInternational Journal of Alzheimer's Disease, 2012
The Amyloid Hypothesis states that the cascade of events associated with Alzheimer's disease (AD)—formation of amyloid plaques, neurofibrillary tangles, synaptic loss, neurodegeneration, and cognitive decline—are triggered by Aβpeptide dysregulation (Kakuda et al., 2006, Sato et al., 2003, Qi-Takahara et al., 2005).
Barbara Tate   +12 more
openaire   +2 more sources

Gamma-secretase represents a therapeutic target for the treatment of invasive glioma mediated by the p75 neurotrophin receptor. [PDF]

open access: yesPLoS Biology, 2008
The multifunctional signaling protein p75 neurotrophin receptor (p75(NTR)) is a central regulator and major contributor to the highly invasive nature of malignant gliomas. Here, we show that neurotrophin-dependent regulated intramembrane proteolysis (RIP)
LiMei Wang   +8 more
doaj   +1 more source

Intracellular pH regulates amyloid precursor protein intracellular domain accumulation

open access: yesNeurobiology of Disease, 2007
The amyloid precursor protein (APP) metabolism is central to pathogenesis of Alzheimer’s disease (AD). Parenchymal amyloid deposits, a neuropathological hallmark of AD, are composed of amyloid-beta peptides (Abeta).
Valérie Vingtdeux   +8 more
doaj   +1 more source

Gamma-secretase-dependent and -independent effects of presenilin1 on beta-catenin.Tcf-4 transcriptional activity. [PDF]

open access: yesPLoS ONE, 2008
Presenilin1 (PS1) is a component of the gamma-secretase complex mutated in cases of Familial Alzheimer's disease (FAD). PS1 is synthesized as a 50 kDa peptide subsequently processed to two 29 and 20 kDa subunits that remain associated.
Imma Raurell   +6 more
doaj   +1 more source

Expression of Amyloid Precursor Protein, Caveolin-1, Alpha-, Beta-, and Gamma-Secretases in Penumbra Cells after Photothrombotic Stroke and Evaluation of Neuroprotective Effect of Secretase and Caveolin-1 Inhibitors

open access: yesBiomedicines, 2022
Our studies reveal changes in the expression of the main participants in the processing of amyloid precursor protein (APP) in neurons and astrocytes after photothrombotic stroke (PTS). Here we show the increase in the level of N- and C-terminal fragments
Svetlana Sharifulina   +10 more
doaj   +1 more source

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