Results 31 to 40 of about 89,264 (312)

AMPA receptor biogenesis and trafficking

open access: yesCurrent Opinion in Neurobiology, 2007
AMPA-type glutamate receptors mediate the majority of fast excitatory transmission in the central nervous system. The trafficking of AMPA receptors to and from synapses alters synaptic strength and has been recognized as a central mechanism underlying various forms of synaptic plasticity.
Greger, Ingo H., Esteban, José A.
openaire   +4 more sources

Fear Memory Retrieval Is Associated With a Reduction in AMPA Receptor Density at Thalamic to Amygdala Intercalated Cell Synapses

open access: yesFrontiers in Synaptic Neuroscience, 2021
The amygdala plays a crucial role in attaching emotional significance to environmental cues. Its intercalated cell masses (ITC) are tight clusters of GABAergic neurons, which are distributed around the basolateral amygdala complex.
Anna Seewald   +6 more
doaj   +1 more source

Channel opening and gating mechanism in AMPA-subtype glutamate receptors

open access: yesNature, 2017
AMPA (α-amino-3-hydroxy-5-methyl-4-isoxazole propionic acid)-subtype ionotropic glutamate receptors mediate fast excitatory neurotransmission throughout the central nervous system.
E. C. Twomey   +4 more
semanticscholar   +1 more source

A Study on Attitude of Pre-service Secondary Teachers Towards Human Rights Education and Peace Education

open access: yesDera Natung Government College Research Journal, 2016
The investigators conducted a study to know the attitude towards Human Rights Edu- cation and Peace Education of pre-service secondary teachers of Department of Education, Rajiv Gandhi University, Hills College of Teacher Education and Donyi-Polo B.Ed ...
Sony Dupak, Tage Ampa
doaj   +1 more source

Exogenous AMPA downregulates gamma-frequency network oscillation in CA3 of rat hippocampal slices

open access: yesScientific Reports, 2023
Pharmacologically-induced persistent hippocampal γ oscillation in area CA3 requires activation of α-Amino-3-hydroxy-5-methyl-4-isoxazolepropionate receptors (AMPARs). However, we demonstrated that exogenous AMPA dose-dependently inhibited carbachol (CCH)-
Chengzhang Li   +11 more
doaj   +1 more source

Dissecting the Activation of AMPA Receptors [PDF]

open access: yesBiophysical Journal, 2013
Ionotropic glutamate receptors are tetrameric ion channels that are activated by the neurotransmitter glutamate at excitatory synapses. It is known that after the binding of glutamate, the AMPA-subtype of glutamate receptors transits through distinct functional states to become fully activated, however, the conformations sampled by the tetramer during ...
Andrew J.R. Plested   +6 more
openaire   +2 more sources

Postsynaptic Synaptotagmins Mediate AMPA Receptor Exocytosis During LTP

open access: yesNature, 2017
Strengthening of synaptic connections by NMDA (N-methyl-d-aspartate) receptor-dependent long-term potentiation (LTP) shapes neural circuits and mediates learning and memory.
Dick Wu   +8 more
semanticscholar   +1 more source

AMPA Receptor Activation [PDF]

open access: yesNeuron, 2004
AMPA receptors are tetramers assembled as a dimer-of-dimers with a 2-fold rotational symmetry in their extracellular domains. Two papers in this issue of Neuron, by Horning and Mayer and Sobolevsky et al., provide complementary data that extend this view and highlight the role of dimers in channel gating.
openaire   +3 more sources

The adhesion modulation protein, AmpA localizes to an endocytic compartment and influences substrate adhesion, actin polymerization and endocytosis in vegetative Dictyostelium cells

open access: yesBMC Cell Biology, 2012
Background AmpA is a secreted 24Kd protein that has pleiotropic effects on Dictyostelium development. Null mutants delay development at the mound stage with cells adhering too tightly to the substrate.
Noratel Elizabeth F   +5 more
doaj   +1 more source

Structure Elucidation and Immunoactivity Study of Armillaria mellea Fruiting Body Polysaccharides

open access: yesSeparations, 2023
Polysaccharides are the main nutritional constituents in the Armillaria mellea fruiting bodies. The structure and immunoactivity of Armillaria mellea polysaccharide are valuable to be determined for development. In the present study, two polysaccharides,
Qingqing Li   +6 more
doaj   +1 more source

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