Results 41 to 50 of about 38,664 (219)

Emerging structures and dynamic mechanisms of γ-secretase for Alzheimer’s disease

open access: yesNeural Regeneration Research
γ-Secretase, called “the proteasome of the membrane,” is a membrane-embedded protease complex that cleaves 150+ peptide substrates with central roles in biology and medicine, including amyloid precursor protein and the Notch family of cell-surface ...
Yinglong Miao, Michael S. Wolfe
doaj   +1 more source

In vitro validation of γ-secretase inhibitors alone or in combination with other anti-cancer drugs for the treatment of T-cell acute lymphoblastic leukemia

open access: yesHaematologica, 2008
Background Activating NOTCH1 mutations are common in T-cell acute lymphoblastic leukemia. Inhibition of NOTCH1 signaling with γ-secretase inhibitors causes cell cycle block, but only after treatment for several days.
Kim De Keersmaecker   +9 more
doaj   +1 more source

High‐ and Ultra‐High‐Frequency Ultrasound Identifies a Subclinical Link Between Suppurative Comedonal Nevus and Hidradenitis Suppurativa

open access: yesJournal of Ultrasound in Medicine, EarlyView.
Suppurative nevus comedonicus (SNC) is a variant of nevus comedonicus in which the characteristic features coexist with recurrent inflammatory lesions that clinically resemble those of hidradenitis suppurativa (HS). We present the ultrasound characteristics of this entity and emphasize the value of high‐resolution dermatologic ultrasound both as a ...
Marta Ivars   +4 more
wiley   +1 more source

Endogenous γ-Secretase Is Linked to Phagocytic Activity in Microglial Cells

open access: yesSensors
γ-Secretase has primarily been studied in neurons, whereas increasing evidence highlights its importance in microglia. Previous research has shown that the pharmacological inhibition of γ-secretase impairs microglial phagocytic activity.
Emily Williams   +6 more
doaj   +1 more source

Therapeutic Challenges in Managing Coexisting Hidradenitis Suppurativa and Squamous Cell Carcinoma: A Clinical Case Study

open access: yesJEADV Clinical Practice, EarlyView.
ABSTRACT Hidradenitis suppurativa (HS) is a chronic inflammatory skin disorder affecting intertriginous areas. Long‐standing HS can undergo malignant transformation into squamous cell carcinoma (SCC), particularly in the perineal and gluteal regions. We report a 54‐year‐old man with severe, treatment‐refractory HS complicated by an aggressive verrucous
Michael Zolotas   +6 more
wiley   +1 more source

Advances in GPCRs Associated With Wnt Signaling Within the Auditory System

open access: yesMedicine Bulletin, EarlyView.
ABSTRACT G protein‐coupled receptors (GPCRs) that interact with the Wnt signaling pathway are pivotal for auditory system homeostasis, as they orchestrate inner ear development, hair cell (HC) regeneration, and hearing preservation. Frizzled (FZD) receptors, the core Wnt‐related GPCRs, bind Wnt ligands and co‐receptors (e.g., LRP5/6) to activate both ...
Liang Wang   +3 more
wiley   +1 more source

Functional γ-secretase complex assembly in Golgi/trans-Golgi network: interactions among presenilin, nicastrin, Aph1, Pen-2, and γ-secretase substrates

open access: yesNeurobiology of Disease, 2003
γ-Secretase is a proteolytic complex whose substrates include Notch, β-amyloid precursor protein (APP), and several other type I transmembrane proteins. Presenilin (PS) and nicastrin are known components of this high-molecular-weight complex, and recent ...
Stephanie Baulac   +6 more
doaj   +1 more source

In Silico Structure‐Guided Design of Peptide Candidates Targeting γ‐Secretase Subunit Assembly

open access: yesProteins: Structure, Function, and Bioinformatics, EarlyView.
ABSTRACT The γ‐secretase complex is a membrane‐embedded protease essential for intramembrane cleavage of substrates such as Notch receptors and the amyloid precursor protein (APP), processes central to cancer progression and Alzheimer's disease (AD) pathology.
Selcen Arı Yuka   +2 more
wiley   +1 more source

γ-Secretase in Alzheimer’s disease

open access: yesExperimental & Molecular Medicine, 2022
AbstractAlzheimer’s disease (AD) is caused by synaptic and neuronal loss in the brain. One of the characteristic hallmarks of AD is senile plaques containing amyloid β-peptide (Aβ). Aβ is produced from amyloid precursor protein (APP) by sequential proteolytic cleavages by β-secretase and γ-secretase, and the polymerization of Aβ into amyloid plaques is
openaire   +2 more sources

Cholesterol retention in Alzheimer's brain is responsible for high β- and γ-secretase activities and Aβ production

open access: yesNeurobiology of Disease, 2008
Alzheimer's disease (AD) is characterized by overproduction of Aβ derived from APP cleavage via β- and γ-secretase pathway. Recent evidence has linked altered cholesterol metabolism to AD pathogenesis. In this study, we show that AD brain had significant
Huaqi Xiong   +10 more
doaj   +1 more source

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