Contrasting Role of Presenilin-1 and Presenilin-2 in Neuronal DifferentiationIn Vitro [PDF]
Presenilin-1 (PS1) and presenilin-2 (PS2), the major genes of familial Alzheimer’s disease, are homologous tosel-12, aCaenorhabditis elegansgene involved in cell fate decision during development. Recently, wild-type and mutant presenilins have been associated also with apoptotic cell death.
C S, Hong +5 more
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Cellular functions of gamma-secretase-related proteins [PDF]
Amyloid-beta pepticle (A beta) is generated by gamma-secretase, a membrane protein complex with an unusual aspartyl protease activity consisting of the four components presenilin, nicastrin, APH-1 and PEN-2. Presenilin is considered the catalytic subunit
Haass, Christian, Haffner, Christof
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The role and therapeutic targeting of α-, β- and γ-secretase in Alzheimer's disease [PDF]
Alzheimer's disease (AD) is the most common form of dementia in the elderly and its prevalence is set to increase rapidly in coming decades. However, there are as yet no available drugs that can halt or even stabilize disease progression. One of the main
Baillie, George S. +3 more
core +1 more source
Nuclear translocation and signalling of L1-CAM in human carcinoma cells requires ADAM10 and presenilin/gamma-secretase activity [PDF]
L1-CAM (L1 cell-adhesion molecule), or more simply L1, plays an important role in the progression of human carcinoma. Overexpression promotes tumour-cell invasion and motility, growth in nude mice and tumour metastasis.
Altevogt, Peter +6 more
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Alzheimer’s disease (AD) is known to induce alterations of mitochondrial function such as elevation of oxidative stress and activation of apopotosis. The aim of this study was to investigate the effects of human Presenilin 2 mutant (hPS2m) overexpression
Woo Bin Yun +7 more
doaj +1 more source
Tau is central in the genetic Alzheimer-frontotemporal dementia spectrum [PDF]
In contrast to the common and genetically complex senile form of Alzheimer's disease (AD), the molecular genetic dissection of inherited presenile dementias has given important mechanistic insights into the pathogenesis of degenerative brain disease ...
Cruts, Marc +5 more
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Chromosome Missegregation and Trisomy 21 Mosaicism in Alzheimer's Disease
A connection between Alzheimer's disease (AD) and Down syndrome (trisomy 21) is indicated by the fact that all Down syndrome individuals develop Alzheimer's disease neuropathology by the 4th decade of life. Previous studies have examined the frequency of
Lisa N. Geller, Huntington Potter
doaj +1 more source
Presenilin 1 Protein Directly Interacts with Bcl-2 [PDF]
Presenilin proteins are involved in familial Alzheimer's disease, a neurodegenerative disorder characterized by massive death of neurons. We describe a direct interaction between presenilin 1 (PS1) and Bcl-2, a key factor in the regulation of apoptosis, by yeast two-hybrid interaction system, by co-immunoprecipitation, and by cross-linking experiments.
ALBERICI A. +11 more
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Presenilin 2 is the predominant γ-secretase in microglia and modulates cytokine release. [PDF]
Presenilin 1 (PS1) and Presenilin 2 (PS2) are the enzymatic component of the γ-secretase complex that cleaves amyloid precursor protein (APP) to release amyloid beta (Aβ) peptide.
Suman Jayadev +8 more
doaj +1 more source
When, where and how? Focus on neuronal calcium dysfunctions in Alzheimer's Disease. [PDF]
Alzheimer\u2019s disease (AD), since its characterization as a precise form of dementia with its own pathological hallmarks, has captured scientists\u2019 attention because of its complexity.
AGOSTINI, MARIO, FASOLATO, CRISTINA
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