Results 101 to 110 of about 297,963 (299)

Synaptic vesicles [PDF]

open access: yesCurrent Biology, 2004
Tyler, William J, Murthy, Venkatesh N
openaire   +2 more sources

Clinical and functional studies of autoimmune disorders of neuromuscular transmission [PDF]

open access: yes, 2015
Inherited and acquired disorders of the neuromuscular junction are an important cause of muscle weakness and fatigability. In this thesis I focus on the autoimmune disorders of neuromuscular transmission.
Spillane, J
core  

Targeting the KCNC3‐Dependent Anterior Insular‐Lateral Orbitofrontal Cortex Glutamatergic Circuit Attenuates Post‐Traumatic Anxiety

open access: yesAdvanced Science, EarlyView.
Frontal lobe traumatic brain injury is associated with hyperactivity of an insular–orbitofrontal circuit in both patients and mice. By combination of integrating functional imaging, cell‐type–specific circuit manipulation, single‐cell transcriptomics, and whole‐cell recordings, this work identifies the downregulation of the potassium channel KCNC3 in ...
Meng‐Ge Li   +10 more
wiley   +1 more source

Dysregulation of the MACF1‐Rab14/KIF16B‐FGFR Vesicular Trafficking Axis Skews MSC Lineage Commitment in Glucocorticoid‐Induced Osteoporosis

open access: yesAdvanced Science, EarlyView.
Under normal conditions, MACF1 interacts with Rab14 and facilitates KIF16B‐mediated FGFR vesicle trafficking along microtubules to the plasma membrane, thereby supporting BMSC differentiation. In contrast, chronic GC exposure suppresses MACF1 expression, disrupting this transport and causing intracellular FGFR retention, which blunts osteogenic ...
Peihong Su   +14 more
wiley   +1 more source

Impaired docking and recycling of synaptic vesicles in inherited lysosomal sphingolipidoses

open access: yesCell Communication and Signaling
Cognitive, memory, and learning impairments are common features of many lysosomal sphingolipidoses, yet the underlying synaptic mechanisms remain poorly defined. Here, we examined the impact of galactosylceramidase (GALC) deficiency on synaptic structure
Diego Zelada   +15 more
doaj   +1 more source

Postsynaptic protein kinase a reduces neuronal excitability in response to increased synaptic excitation in the Drosophila CNS [PDF]

open access: yes, 2003
Previous work has identified a role for synaptic activity in the development of excitable properties of motoneurons in the Drosophila embryo. In this study the underlying mechanism that enables two such neurons, termed aCC and RP2, to respond to ...
Baines, Richard A.; id_orcid   +1 more
core  

RNA Promotes Synapsin Condensates That Organize Synaptic Vesicles in Live Neurons and Enable Localized Translation in Reconstituted System

open access: yesAdvanced Science, EarlyView.
Condensates at synapses organize synaptic vesicles (SVs) and are crucial for efficient neurotransmitter release, yet how RNA contributes to this mesoscale architecture remains poorly understood. Here we uncover that RNA modulates synapsin–driven condensates.
Branislava Rankovic   +21 more
wiley   +1 more source

The role of complement in synaptic degeneration

open access: yes, 2012
Synapse loss is an early event of many neurodegenerative diseases including Alzheimer?s disease and Parkinson?s disease. The causes and mechanisms that underpin synapse dysfunction and degeneration are poorly understood.
Malfa, Katya
core   +1 more source

Sleep deprivation increases levels of the synaptic density marker SV2A in the human brain.

open access: yesPLoS Biology
Sleep is essential for synaptic homeostasis, a proposed mechanism whereby wakefulness leads to synaptic potentiation and sleep facilitates synaptic down-selection.
David Elmenhorst   +11 more
doaj   +1 more source

Acute Complexin Knockout Abates Spontaneous and Evoked Transmitter Release

open access: yesCell Reports, 2019
Summary: SNARE-mediated synaptic vesicle (SV) fusion is controlled by multiple regulatory proteins that determine neurotransmitter release efficiency.
Francisco José López-Murcia   +4 more
doaj   +1 more source

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