Results 11 to 20 of about 106,356 (349)

Caveolin-1 deficiency impairs synaptic transmission in hippocampal neurons

open access: yesMolecular Brain, 2021
In addition to providing structural support, caveolin-1 (Cav1), a component of lipid rafts, including caveolae, in the plasma membrane, is involved in various cellular mechanisms, including signal transduction. Although pre-synaptic membrane dynamics and
Soulmee Koh   +3 more
doaj   +1 more source

Synaptic vesicle endocytosis [PDF]

open access: yesCurrent Opinion in Neurobiology, 1997
Exocytosis of synaptic vesicles is followed rapidly by reinternalization and recycling of their membranes. Recent studies have confirmed the key role of clathrin-mediated endocytosis in synaptic vesicle reformation and have identified new proteins that participate in this process.
CREMONA , OTTAVIO, DE CAMILLI P.
openaire   +4 more sources

TRPM7 is critical for short-term synaptic depression by regulating synaptic vesicle endocytosis

open access: yeseLife, 2021
Transient receptor potential melastatin 7 (TRPM7) contributes to a variety of physiological and pathological processes in many tissues and cells. With a widespread distribution in the nervous system, TRPM7 is involved in animal behaviors and neuronal ...
Zhong-Jiao Jiang   +10 more
doaj   +1 more source

A delay in vesicle endocytosis by a C-terminal fragment of N-cadherin enhances Aβ synaptotoxicity

open access: yesCell Death Discovery, 2023
Synaptotoxic Aβ oligomers are thought to play a major role in the early pathology of Alzheimer´s disease (AD). However, the molecular mechanisms involved in Aβ-induced synaptic dysfunction and synapse damage remain largely unclear.
Zenghui Teng   +5 more
doaj   +1 more source

Astroglial Connexin 43 Regulates Synaptic Vesicle Release at Hippocampal Synapses

open access: yesCells, 2023
Connexin 43, an astroglial gap junction protein, is enriched in perisynaptic astroglial processes and plays major roles in synaptic transmission. We have previously found that astroglial Cx43 controls synaptic glutamate levels and allows for activity ...
Giselle Cheung   +6 more
doaj   +1 more source

Synaptotagmin 1 oligomers clamp and regulate different modes of neurotransmitter release [PDF]

open access: yes, 2020
Release of neurotransmitters relies on submillisecond coupling of synaptic vesicle fusion to the triggering signal: AP-evoked presynaptic Ca2+ influx.
Bello, Oscar D.   +9 more
core   +3 more sources

Incomplete vesicular docking limits synaptic strength under high release probability conditions

open access: yeseLife, 2020
Central mammalian synapses release synaptic vesicles in dedicated structures called docking/release sites. It has been assumed that when voltage-dependent calcium entry is sufficiently large, synaptic output attains a maximum value of one synaptic ...
Gerardo Malagon   +4 more
doaj   +1 more source

Cross-linking mass spectrometry uncovers protein interactions and functional assemblies in synaptic vesicle membranes

open access: yesNature Communications, 2021
Synaptic vesicles store neurotransmitters and fuse with the pre-synaptic membrane when an action potential arrives at the nerve terminal. Here authors apply cross-linking mass spectrometry to study interactions of synaptic vesicle proteins and describe a
Sabine Wittig   +7 more
doaj   +1 more source

Synaptic Vesicle Exocytosis [PDF]

open access: yesCold Spring Harbor Perspectives in Biology, 2011
Presynaptic nerve terminals release neurotransmitters by synaptic vesicle exocytosis. Membrane fusion mediating synaptic exocytosis and other intracellular membrane traffic is affected by a universal machinery that includes SNARE (for "soluble NSF-attachment protein receptor") and SM (for "Sec1/Munc18-like") proteins.
Josep Rizo, Thomas C. Südhof
openaire   +3 more sources

Localization and mobility of synaptic vesicles in Myosin VI mutants of Drosophila. [PDF]

open access: yesPLoS ONE, 2014
BACKGROUND: At the Drosophila neuromuscular junction (NMJ), synaptic vesicles are mobile; however, the mechanisms that regulate vesicle traffic at the nerve terminal are not fully understood.
Marta Kisiel   +2 more
doaj   +1 more source

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