Results 31 to 40 of about 333,029 (290)

Why Neurons Have Thousands of Synapses, A Theory of Sequence Memory in Neocortex [PDF]

open access: yes, 2015
Neocortical neurons have thousands of excitatory synapses. It is a mystery how neurons integrate the input from so many synapses and what kind of large-scale network behavior this enables.
Ahmad, Subutai, Hawkins, Jeff
core   +3 more sources

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

Evidence against AMPA receptor-lacking glutamatergic synapses in the superficial dorsal horn of the rat spinal cord [PDF]

open access: yes, 2009
Pure NMDA receptor (NMDAr)-mediated EPSCs, thought to correspond to "silent" glutamatergic synapses that lack AMPA receptors (AMPArs), have been observed in superficial spinal dorsal horn of neonatal but not adult rats.
Hughes, D.I.   +6 more
core   +3 more sources

Synaptic actions of amyotrophic-lateral-sclerosis-associated G85R-SOD1 in the squid giant synapse [PDF]

open access: yes, 2020
© The Author(s), 2020. This article is distributed under the terms of the Creative Commons Attribution License. The definitive version was published in Song, Y.
Song, Yuyu
core   +1 more source

Synaptic plasticity and cognitive function are disrupted in the absence of Lrp4. [PDF]

open access: yes, 2014
Lrp4, the muscle receptor for neuronal Agrin, is expressed in the hippocampus and areas involved in cognition. The function of Lrp4 in the brain, however, is unknown, as Lrp4-/- mice fail to form neuromuscular synapses and die at birth.
Burden, Steven J   +2 more
core   +1 more source

Glycosylphosphatidylinositol-Anchored Immunoglobulin Superfamily Cell Adhesion Molecules and Their Role in Neuronal Development and Synapse Regulation

open access: yesFrontiers in Molecular Neuroscience, 2017
Immunoglobulin superfamily (IgSF) cell adhesion molecules (CAMs) are cell surface glycoproteins that not only mediate interactions between neurons but also between neurons and other cells in the nervous system.
Rui P. A. Tan   +2 more
doaj   +1 more source

Drosophila gustatory projections are segregated by taste modality and connectivity

open access: yeseLife, 2022
Gustatory sensory neurons detect caloric and harmful compounds in potential food and convey this information to the brain to inform feeding decisions. To examine the signals that gustatory neurons transmit and receive, we reconstructed gustatory axons ...
Stefanie Engert   +3 more
doaj   +1 more source

Storage Capacity of Extremely Diluted Hopfield Model

open access: yes, 2004
The storage capacity of the extremely diluted Hopfield Model is studied by using Monte Carlo techniques. In this work, instead of diluting the synapses according to a given distribution, the dilution of the synapses is obtained systematically by ...
BURCU AKCAN   +2 more
core   +1 more source

Protein synthesis at synaptic sites on dendrites [PDF]

open access: yes, 2001
Studies over the past 20 years have revealed that gene expression in neurons is carried out by a distributed network of translational machinery. One component of this network is localized in dendrites, where polyribosomes and associated membranous ...
Schuman, Erin M., Steward, Oswald
core   +1 more source

Gap junctions fine-tune ganglion cell signals to equalize response kinetics within a given electrically coupled array

open access: yesiScience
Summary: Retinal ganglion cells (RGCs) summate inputs and forward a spike train code to the brain in the form of either maintained spiking (sustained) or a quickly decaying brief spike burst (transient).
Gergely Szarka   +8 more
doaj   +1 more source

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