Results 31 to 40 of about 38,121 (213)

Contrasting Role of Presenilin-1 and Presenilin-2 in Neuronal DifferentiationIn Vitro [PDF]

open access: yesThe Journal of Neuroscience, 1999
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
openaire   +2 more sources

Cellular functions of gamma-secretase-related proteins [PDF]

open access: yes, 2006
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
core   +1 more source

The role and therapeutic targeting of α-, β- and γ-secretase in Alzheimer's disease [PDF]

open access: yes, 2015
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]

open access: yes, 2009
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
core   +2 more sources

Overexpression of N141I PS2 increases γ-secretase activity through up-regulation of Presenilin and Pen-2 in brain mitochondria of NSE/hPS2m transgenic mice

open access: yesLaboratory Animal Research, 2016
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]

open access: yes, 2005
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
core   +1 more source

Chromosome Missegregation and Trisomy 21 Mosaicism in Alzheimer's Disease

open access: yesNeurobiology of Disease, 1999
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]

open access: yesJournal of Biological Chemistry, 1999
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
openaire   +4 more sources

Presenilin 2 is the predominant γ-secretase in microglia and modulates cytokine release. [PDF]

open access: yesPLoS ONE, 2010
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]

open access: yes, 2016
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
core   +1 more source

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