Results 41 to 50 of about 20,375,518 (297)

Regulation by L-Type Calcium Channels of Endocytosis: An Overview

open access: yesJournal of Molecular Neuroscience, 2012
The exocytotic neurotransmitter release process is tightly coupled to the membrane retrieval (endocytosis) process since both are calcium-dependent processes. For instance, at the adrenal chromaffin cells, catecholamine release is regulated by Ca(2+) entry through L, N and PQ subtypes of voltage-dependent calcium channels (VDCC).
Juliana M, Rosa   +6 more
openaire   +2 more sources

Differential calcium signaling mediated by voltage-gated calcium channels in rat retinal ganglion cells and their unmyelinated axons. [PDF]

open access: yesPLoS ONE, 2014
Aberrant calcium regulation has been implicated as a causative factor in the degeneration of retinal ganglion cells (RGCs) in numerous injury models of optic neuropathy.
Allison Sargoy   +3 more
doaj   +1 more source

The Voltage-Gated Calcium Channel EGL-19 Acts on Glia to Drive Olfactory Adaptation

open access: yesFrontiers in Molecular Neuroscience, 2022
Calcium channelopathies have been strongly linked to cardiovascular, muscular, neurological and psychiatric disorders. The voltage-gated calcium channels (VGCC) are vital transducers of membrane potential changes to facilitate the dynamics of calcium ...
Du Chen   +17 more
doaj   +1 more source

Imaging large cohorts of single ion channels and their activity [PDF]

open access: yes, 2013
As calcium is the most important signaling molecule in neurons and secretory cells, amongst many other cell types, it follows that an understanding of calcium channels and their regulation of exocytosis is of vital importance.
Euan R. Brown   +8 more
core   +1 more source

The involvement of actin, calcium channels and exocytosis proteins in somato-dendritic oxytocin and vasopressin release [PDF]

open access: yes, 2012
Hypothalamic magnocellular neurons release vasopressin and oxytocin not only from their axon terminals into the blood, but also from their somata and dendrites into the extracellular space of the brain, and this can be regulated independently ...
Tobin, Vicky   +8 more
core   +1 more source

Diversity and complexity in neural organoids

open access: yesFEBS Letters, EarlyView.
Neural organoid research aims to expand genetic diversity on one side and increase tissue complexity on the other. Chimeroids integrate multiple donor genomes within single organoids. Self‐organising multi‐identity organoids, exogenous cell seeding, or enforced assembly of region‐specific organoids contribute to tissue complexity.
Ilaria Chiaradia, Madeline A. Lancaster
wiley   +1 more source

Scrapie-infected GT1-1 cells show impaired function of voltage-gated N-type calcium channels (Cav 2.2) which is ameliorated by quinacrine treatment

open access: yesNeurobiology of Disease, 2004
Prions are transmissible pathogens that cause neurodegenerative diseases, although the mechanisms behind the nervous system dysfunctions are unclear.
Malin K Sandberg   +3 more
doaj   +1 more source

Hyperosmotic stress induces PARP1‐mediated HPF1‐dependent mono(ADP‐ribosyl)ation

open access: yesFEBS Letters, EarlyView.
Sorbitol‐induced hyperosmotic stress rapidly induces reversible mono(ADP‐ribosyl)ation (MARylation) on PARP1 without the signs of genotoxic signaling. We show that PARP1 autoMARylation is HPF1 dependent and forms hydroxylamine‐resistant O‐glycosidic linkages.
Anna Georgina Kopasz   +11 more
wiley   +1 more source

Discerning protein pools by selective staining with self‐labeling tags

open access: yesFEBS Letters, EarlyView.
Cell surface proteins have an intra‐ and extracellular pool. Combining genetic fusion to self‐labeling tags that can be addressed with small molecule fluorophores allows separating these pools. We highlight recent developments and techniques for state‐of‐the‐art interrogation of cell surface proteins in the complex tissue setting.
Kati Fischermanns, Johannes Broichhagen
wiley   +1 more source

Presynaptic mechanisms determining the dynamic range of neurotransmitter release in the lateral amygdala [PDF]

open access: yes, 2008
The amygdala is a central brain structure receiving sensory information from diverse regions of the central nervous system. Cortical and thalamic axons converge to the lateral amygdala (LA) which is thought to be the main site for fear-induced ...
Fourcaudot, Elodie
core   +1 more source

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