Results 31 to 40 of about 214,710 (317)

Associative memory neurons of encoding multi-modal signals are recruited by neuroligin-3-mediated new synapse formation

open access: yeseLife, 2023
The joint storage and reciprocal retrieval of learnt associated signals are presumably encoded by associative memory cells. In the accumulation and enrichment of memory contents in lifespan, a signal often becomes a core signal associatively shared for ...
Yang Xu   +4 more
doaj   +1 more source

The Immunological Synapse

open access: yesAnnual Review of Immunology, 2001
The adaptive immune response is initiated by the interaction of T cell antigen receptors with major histocompatibility complex molecule-peptide complexes in the nanometer scale gap between a T cell and an antigen-presenting cell, referred to as an immunological synapse.
Bromley, S   +9 more
openaire   +3 more sources

Endocannabinoid Release Modulates Electrical Coupling between CCK Cells Connected via Chemical and Electrical Synapses in CA1. [PDF]

open access: yes, 2011
Electrical coupling between some subclasses of interneurons is thought to promote coordinated firing that generates rhythmic synchronous activity in cortical regions.
Ali eAfia   +5 more
core   +1 more source

Neurons Communication in the Hippocampus of Field CA3 of the White Rat Brain after Acute ischemia

open access: yesОбщая реаниматология, 2018
The aim of this study was to compare the pyramidal neurons, their processes and synapses in the stratum lucidum, stratum radiatum and stratum lacunosum of the molecular layer of the field CA3 of the hippocampus of the brain of white rats in the normal ...
A. S. Stepanov   +4 more
doaj   +1 more source

Neurofilament Levels in Dendritic Spines Associate with Synaptic Status

open access: yesCells, 2023
Neurofilaments are one of the main cytoskeletal components in neurons; they can be found in the form of oligomers at pre- and postsynapses. How their presence is regulated at the postsynapse remains largely unclear.
Clara-Marie Gürth   +5 more
doaj   +1 more source

A VLSI recurrent network of integrate-and-fire neurons connected by plastic synapses with long-term memory [PDF]

open access: yes, 2003
Chicca E, Badoni D, Dante V, et al. A VLSI recurrent network of integrate-and-fire neurons connected by plastic synapses with long-term memory. IEEE Transactions on Neural Networks.
Fusi, S.   +7 more
core   +2 more sources

Influence of Autapses on Synchronization in Neural Networks With Chemical Synapses

open access: yesFrontiers in Systems Neuroscience, 2020
A great deal of research has been devoted on the investigation of neural dynamics in various network topologies. However, only a few studies have focused on the influence of autapses, synapses from a neuron onto itself via closed loops, on neural ...
Paulo R. Protachevicz   +9 more
doaj   +1 more source

Aberrant location of inhibitory synaptic marker proteins in the hippocampus of dystrophin-deficient mice [PDF]

open access: yes, 2014
Duchenne muscular dystrophy (DMD) is a neuromuscular disease that arises from mutations in the dystrophin-encoding gene. Apart from muscle pathology, cognitive impairment, primarily of developmental origin, is also a significant component of the disorder.
Zablocki, Krzysztof   +11 more
core   +1 more source

Intracellular Trafficking Mechanisms of Synaptic Dysfunction in Alzheimer’s Disease

open access: yesFrontiers in Cellular Neuroscience, 2020
Alzheimer’s disease (AD) is the most common neurodegenerative disease characterized by progressive memory loss. Although AD neuropathological hallmarks are extracellular amyloid plaques and intracellular tau tangles, the best correlate of disease ...
Catarina Perdigão   +5 more
doaj   +1 more source

Regulation of dendritic spine morphogenesis and synapse formation by copines [PDF]

open access: yes, 2006
Primary rat hippocampal culture is a well established system to study molecular mechanisms occurring during synapse formation and maturation. By closer analysis of the temporal appearance of presynaptic Bassoon and the postsynaptic proteins SynGAP, PSD ...
Galic, Milos
core   +1 more source

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