Results 21 to 30 of about 42,007 (233)

Glycogen synthase kinase 3β (GSK3β) and presenilin (PS) are key regulators of kinesin-1-mediated cargo motility within axons

open access: yesFrontiers in Cell and Developmental Biology, 2023
It has been a quarter century since the discovery that molecular motors are phosphorylated, but fundamental questions still remain as to how specific kinases contribute to particular motor functions, particularly in vivo, and to what extent these ...
Rupkatha Banerjee, Shermali Gunawardena
doaj   +1 more source

Modeling Alzheimer’s Disease in Caenorhabditis elegans

open access: yesBiomedicines, 2022
Alzheimer’s disease (AD) is the most frequent cause of dementia. After decades of research, we know the importance of the accumulation of protein aggregates such as β-amyloid peptide and phosphorylated tau. We also know that mutations in certain proteins
Javier Alvarez   +4 more
doaj   +1 more source

Trypanosoma cruzi Presenilin-Like Transmembrane Aspartyl Protease: Characterization and Cellular Localization

open access: yesBiomolecules, 2020
The increasing detection of infections of Trypanosoma cruzi, the etiological agent of Chagas disease, in non-endemic regions beyond Latin America has risen to be a major public health issue.
Guilherme C. Lechuga   +5 more
doaj   +1 more source

Deregulation of Mitochondrial Calcium Handling Due to Presenilin Loss Disrupts Redox Homeostasis and Promotes Neuronal Dysfunction

open access: yesAntioxidants, 2022
Mitochondrial dysfunction and oxidative stress are major contributors to the pathophysiology of neurodegenerative diseases, including Alzheimer’s disease (AD).
Kerry C. Ryan   +2 more
doaj   +1 more source

Village guards as “in between” in the Turkish-Kurdish conflict: Re-examining identity and position in intergroup conflict [PDF]

open access: yes, 2019
The current paper utilizes new approaches in intergroup conflict studies to examine the village guard system and its role in the Turkish-Kurdish conflict in Turkey.
Acar, Yasemin Gülsüm
core   +3 more sources

Neural Networks in Autosomal Dominant Alzheimer’s Disease: Insights From Functional Magnetic Resonance Imaging Studies

open access: yesFrontiers in Aging Neuroscience, 2022
Alzheimer’s disease (AD) is the most common form of dementia, with no cure to stop its progression. Early detection, diagnosis, and intervention have become the hot spots in AD research.
Qiongqiong Qiu   +4 more
doaj   +1 more source

Loss of presenilin function is associated with a selective gain of APP function

open access: yeseLife, 2016
Presenilin 1 (PS1) is an essential γ-secretase component, the enzyme responsible for amyloid precursor protein (APP) intramembraneous cleavage. Mutations in PS1 lead to dominant-inheritance of early-onset familial Alzheimer’s disease (FAD).
Carole Deyts   +5 more
doaj   +1 more source

Inactivation of presenilins causes pre-synaptic impairment prior to post-synaptic dysfunction [PDF]

open access: yes, 2010
Synaptic dysfunction is widely thought to be a pathogenic precursor to neurodegeneration in Alzheimer’s disease (AD), and the extent of synaptic loss provides the best correlate for the severity of dementia in AD patients.
Ho, Angela   +5 more
core   +1 more source

Signal peptide peptidases and gamma-secretase: Cousins of the same protease family? [PDF]

open access: yes, 2007
Signal peptide peptidase (SPIP) is an unusual aspartyl protease, which mediates clearance of signal peptides by proteolysis within the endoplasmic reticulum (ER).
Christian Haass   +15 more
core   +2 more sources

Signaling Functions of Intramembrane Aspartyl-Proteases

open access: yesFrontiers in Cardiovascular Medicine, 2020
Intramembrane proteolysis is more than a mechanism to “clean” the membranes from proteins no longer needed. By non-reversibly modifying transmembrane proteins, intramembrane cleaving proteases hold key roles in multiple signaling pathways and often ...
Alkmini A. Papadopoulou   +2 more
doaj   +1 more source

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