Results 21 to 30 of about 138,388 (201)

Role of intersticial cells of Cajal in the pacemaker activity and neurotransmission in the rat colon [PDF]

open access: yes, 2005
Consultable des del TDXTítol obtingut de la portada digitalitzadaEls objectius d'aquesta tesi han estat l'estudi de la funció de les cèl·lules intersticials de Cajal (ICCs) en l'activitat marcapassos i en la transmissió neuromuscular, dins el tracte ...
Albertí i Martínez de Velasco, Elena
core   +1 more source

Changes in the cerebellar cytoarchitecture of hibernating hedgehog Erinaceus europaeus L. (Mammalia): an immunocytochemical approach

open access: yesThe European Zoological Journal, 2017
Hibernation is an amazing animal strategy to survive when the environmental temperature is very low and food resources are scarce. Successful hibernation requires a variety of complex biological adaptations, in which the brain plays a central regulatory ...
E. Roda   +4 more
doaj   +1 more source

Neurexin directs partner-specific synaptic connectivity in C. elegans

open access: yeseLife, 2018
In neural circuits, individual neurons often make projections onto multiple postsynaptic partners. Here, we investigate molecular mechanisms by which these divergent connections are generated, using dyadic synapses in C. elegans as a model.
Alison Philbrook   +7 more
doaj   +1 more source

A Computational Study of Astrocytic GABA Release at the Glutamatergic Synapse: EAAT-2 and GAT-3 Coupled Dynamics

open access: yesFrontiers in Cellular Neuroscience, 2021
Neurotransmitter dynamics within neuronal synapses can be controlled by astrocytes and reflect key contributors to neuronal activity. In particular, Glutamate (Glu) released by activated neurons is predominantly removed from the synaptic space by ...
Bronac Flanagan   +5 more
doaj   +1 more source

Miniature Neurotransmission Regulates Drosophila Synaptic Structural Maturation [PDF]

open access: yes, 2014
Miniature neurotransmission is the transsynaptic process where single synaptic vesicles spontaneously released from presynaptic neurons induce miniature postsynaptic potentials. Since their discovery over 60 years ago, miniature events have been found at
Imlach, WendyL   +23 more
core   +1 more source

Optical modulation of neurotransmission using calcium photocurrents through the ion channel LiGluR

open access: yesFrontiers in Molecular Neuroscience, 2013
A wide range of light-activated molecules (photoswitches and phototriggers) have been used to the study of computational properties of an isolated neuron by acting pre and postsynaptically.
Mercè eIzquierdo-Serra   +5 more
doaj   +1 more source

Presynaptic Autophagy and the Connection With Neurotransmission

open access: yesFrontiers in Cell and Developmental Biology, 2021
Autophagy is an evolutionary conserved catabolic pathway essential for the maintenance of cellular homeostasis. Defective proteins and organelles are engulfed by autophagosomal membranes which fuse with lysosomes for cargo degradation.
Marianna Decet   +3 more
doaj   +1 more source

Activity-dependent modulation of neural circuit synaptic connectivity

open access: yesFrontiers in Molecular Neuroscience, 2009
In many nervous systems, the establishment of neural circuits is known to proceed via a two-stage process; 1) early, activity-independent wiring to produce a rough map characterized by excessive synaptic connections, and 2) subsequent, use-dependent
Charles R Tessier, Kendal Broadie
doaj   +1 more source

Le DHA dans la neurotransmission

open access: yes, 2007
Long chain polyunsaturated fatty acids (PUFAs), particularly arachidonic acid and docosahexaenoic acid (DHA), are integral components of neural membrane phospholipids. DHA deficiency is associated with behavioural and neurophysiological disorders.
Sylvie Vancassel   +13 more
core   +2 more sources

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