Results 21 to 30 of about 530,363 (319)

Synaptic Dysgenesis [PDF]

open access: yesCanadian Journal of Neurological Sciences / Journal Canadien des Sciences Neurologiques, 1991
ABSTRACT:Synapse formation is a complex, incompletely understood process that has received only limited investigation in man despite the importance of synaptic dysfunction in common disorders such as epilepsy and mental retardation. This review explores synaptic differentiation, focussing on the morphologic maturation of synapses. Since differentiation
openaire   +2 more sources

Pre-synaptic terminal dynamics in the hippocampus [PDF]

open access: yes, 2003
This thesis work dealt with the study of synaptic plasticity in the adult brain. This is an area of intensive investigation because instability of synapses is believed to underlie cognitive processes like learning and memory in the CNS, and adaptation ...
De Paola, Vincenzo
core   +1 more source

Emerging Mechanisms Underpinning Neurophysiological Impairments in C9ORF72 Repeat Expansion-Mediated Amyotrophic Lateral Sclerosis/Frontotemporal Dementia

open access: yesFrontiers in Cellular Neuroscience, 2021
Amyotrophic lateral sclerosis (ALS) and frontotemporal dementia (FTD) are characterized by degeneration of upper and lower motor neurons and neurons of the prefrontal cortex.
Iris-Stefania Pasniceanu   +4 more
doaj   +1 more source

Network self-organization explains the statistics and dynamics of synaptic connection strengths in cortex [PDF]

open access: yes, 2013
The information processing abilities of neural circuits arise from their synaptic connection patterns. Understanding the laws governing these connectivity patterns is essential for understanding brain function.
Jochen Triesch (106561)   +13 more
core   +1 more source

Synaptic function [PDF]

open access: yesWormBook, 2006
C. elegans has emerged as a powerful genetic model organism in which to study synaptic function. Most synaptic proteins in the C. elegans genome are highly conserved and mutants can be readily generated by forward and reverse genetics. Most C. elegans synaptic protein mutants are viable affording an opportunity to study the functional consequences in ...
openaire   +2 more sources

Associative learning drives longitudinally graded presynaptic plasticity of neurotransmitter release along axonal compartments

open access: yeseLife, 2022
Anatomical and physiological compartmentalization of neurons is a mechanism to increase the computational capacity of a circuit, and a major question is what role axonal compartmentalization plays.
Aaron Stahl   +10 more
doaj   +1 more source

Learning to Discriminate Through Long-Term Changes of Dynamical Synaptic Transmission [PDF]

open access: yes, 2008
Short-term synaptic plasticity is modulated by long-term synaptic changes. There is, however, no general agreement on the computational role of this interaction.
Gundlfinger, Anja   +10 more
core   +1 more source

Locally-Induced CaMKII Translocation Requires Nucleotide Binding

open access: yesFrontiers in Synaptic Neuroscience, 2020
Calcium-calmodulin-dependent protein kinase (CaMKII) is a molecule involved in several cell processes including plasticity related to learning and memory. Activation of NMDA-type glutamate receptors results in translocation of CaMKII to synapses. However,
Zachary T. Fitzgerald   +1 more
doaj   +1 more source

The role of synaptic ion channels in synaptic plasticity [PDF]

open access: yesEMBO reports, 2006
The nervous system receives a large amount of information about the environment through elaborate sensory routes. Processing and integration of these wide‐ranging inputs often results in long‐term behavioural alterations as a result of past experiences.
Giannis, Voglis, Nektarios, Tavernarakis
openaire   +2 more sources

Neuromuscular synaptic function in mice lacking major subsets of gangliosides [PDF]

open access: yes, 2008
Gangliosides are a family of sialylated glycosphingolipids enriched in the outer leaflet of neuronal membranes, in particular at synapses. Therefore, they have been hypothesized to play a functional role in synaptic transmission.
Furukawa, K.   +12 more
core   +1 more source

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