Results 51 to 60 of about 466,973 (293)

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

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

Heterosynaptic Plasticity and the Experience-Dependent Refinement of Developing Neuronal Circuits

open access: yesFrontiers in Neural Circuits, 2021
Neurons remodel the structure and strength of their synapses during critical periods of development in order to optimize both perception and cognition.
Kyle R. Jenks   +4 more
doaj   +1 more source

Mutations in shaking-B prevent electrical synapse formation in the Drosophila giant fiber system [PDF]

open access: yes, 1996
The giant fiber system (GFS) is a simple network of neurons that mediates visually elicited escape behavior in Drosophila. The giant fiber (GF), the major component of the system, is a large, descending interneuron that relays visual stimuli to the ...
Bacon, Jonathan P   +6 more
core   +2 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

A brainwide atlas of synapses across the mouse life span

open access: yesScience, 2020
Brain synapses through the life span Excitatory synapses connect neurons in the brain to build the circuits that enable behavior. Cizeron et al. surveyed synapses in the mouse brain from birth to old age and present the data as a community resource, the ...
Mélissa Cizeron   +6 more
semanticscholar   +1 more source

Les chaînes de traction des TGV

open access: yesComptes Rendus. Mécanique
This article describes the different components of the TGV drive trains, from the TGV SE (1st TGV) to the TGVM.
Goeres, David
doaj   +1 more source

Dark microglia: Why are they dark?

open access: yesCommunicative & Integrative Biology, 2016
Using transmission electron microscopy (TEM) we recently characterized a microglial phenotype that is induced by chronic stress, fractalkine receptor deficiency, aging, or Alzheimer disease pathology.
Kanchan Bisht   +3 more
doaj   +1 more source

Accumulation of Dense Core Vesicles in Hippocampal Synapses Following Chronic Inactivity. [PDF]

open access: yes, 2018
The morphology and function of neuronal synapses are regulated by neural activity, as manifested in activity-dependent synapse maturation and various forms of synaptic plasticity.
Bi, Guo-Qiang   +4 more
core   +2 more sources

Distinct subpopulations of ventral pallidal cholinergic projection neurons encode valence of olfactory stimuli

open access: yesCell Reports
Summary: To better understand the function of cholinergic projection neurons in the ventral pallidum (VP), we examined behavioral responses to appetitive (APP) and aversive (AV) odors that elicited approach or avoidance, respectively.
Ronald Kim   +4 more
doaj   +1 more source

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