Results 41 to 50 of about 25,969 (247)

Controlled cortical impact traumatic brain injury in 3xTg-AD mice causes acute intra-axonal amyloid-β accumulation and independently accelerates the development of tau abnormalities [PDF]

open access: yes, 2011
Alzheimer\u27s disease (AD) is a neurodegenerative disorder characterized pathologically by progressive neuronal loss, extracellular plaques containing the amyloid-β (Aβ) peptides, and neurofibrillary tangles composed of hyperphosphorylated tau proteins.
Brody, David L   +3 more
core   +2 more sources

The molecular basis of T cell acute lymphoblastic leukemia [PDF]

open access: yes, 2012
T cell acute lymphoblastic leukemias (T-ALLs) arise from the malignant transformation of hematopoietic progenitors primed toward T cell development, as result of a multistep oncogenic process involving constitutive activation of NOTCH signaling and ...
Adolfo Ferrando   +23 more
core   +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

Calcium in the initiation, progression and as an effector of Alzheimer's disease pathology. [PDF]

open access: yes, 2009
The cause(s) of sporadic Alzheimer's disease (sAD) are complex and currently poorly understood. They likely result from a combination of genetic, environmental, proteomic and lipidomic factors that crucially occur only in the aged brain.
Green, Kim N
core   +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.
Osipo, Clodia   +2 more
openaire   +4 more sources

Substrate-targeting γ-secretase modulators [PDF]

open access: yesNature, 2008
Selective lowering of Abeta42 levels (the 42-residue isoform of the amyloid-beta peptide) with small-molecule gamma-secretase modulators (GSMs), such as some non-steroidal anti-inflammatory drugs, is a promising therapeutic approach for Alzheimer's disease. To identify the target of these agents we developed biotinylated photoactivatable GSMs.
Kukar, Thomas L.   +28 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

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

Does Notch play a tumor suppressor role across diverse squamous cell carcinomas? [PDF]

open access: yes, 2016
The role of Notch pathway in tumorigenesis is highly variable. It can be tumor suppressive or pro-oncogenic, typically depending on the cellular context.
Biswas, Sangita   +5 more
core   +1 more source

Papillomavirus Infection Requires γ Secretase [PDF]

open access: yesJournal of Virology, 2010
ABSTRACT The mechanism by which papillomaviruses breach cellular membranes to deliver their genomic cargo to the nucleus is poorly understood. Here, we show that infection by a broad range of papillomavirus types requires the intramembrane protease γ secretase. The γ-secretase inhibitor ( S , S
Balasubramanyam, Karanam   +5 more
openaire   +2 more sources

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