Excitatory Synapses
Mechanisms of transmitter release and synaptic plasticity at excitatory synapses in the hippocampus
... of excitatory synapses express NMDA receptors but do not express functional AMPA receptors a proportion of synapses will be silent at resting membrane potentials (Kullmann and Siegelbaum, ...silent ...
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Coordinated increase in inhibitory and excitatory synapses onto retinal ganglion cells during development
... to excitatory synapses on dendrites? It is likely that apart from glutamatergic transmission [60,61], GABAergic transmission itself plays a role in regulating the balance of inhibitory and excitatory ...
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The alpha 6 subunit of the GABA(A) receptor is concentrated in both inhibitory and excitatory synapses on cerebellar granule cells
... The subcellular distribution of the a6 subunit of the GABA, receptor on cerebellar granule cells has been revealed by pre- and postembedding immunogold methods using three affin[r] ...
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Handara, Gerry (2019): The role of transmembrane-agrin and its receptor complex during dendritic arborization and synaptogenesis. Dissertation, LMU München: Medizinische Fakultät
... To investigate if agrin influences the formation of functional synapse, electrophysiological experiments were performed together with our collaborators, Dr. Hetsch and Prof. Rathjen from the MDC Berlin. Whole cell ...
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Original Article Abnormal glutamate release in aged BTBR mouse model of autism
... of excitatory synapses to rapidly modify the membrane expression of glutamate receptors plays a critical role in information processing ...glutamatergic excitatory synapses occur on small ...
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Molecular Mechanisms of Pre- and Postsynaptic Ephb/ephrin-B Signaling in Synapse Formation and Function
... of excitatory synapses requires precise coordination between two contacting neurons to organize a presynaptic terminal capable of neurotransmitter release, and a postsynaptic specialization equipped with ...
235
Alzheimer's disease: synapses gone cold
... Oligomeric Ab has been shown to inhibit LTP and enhance LTD by modulating the activity of all of the above molecular pathways. Oligomeric Ab-induced loss of excitatory synapses in the hippocampus requires ...
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Structural and functional substrates of tetanus toxin in an animal model of temporal lobe epilepsy
... and excitatory inputs in the hippocampus allowed us to determine the coexpression of each VAMP isoform with specific markers for excitatory and inhibitory synapses, quantifying the correlations of ...
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Emergence of Connectivity Motifs in Networks of Model Neurons with Short- and Long-term Plastic Synapses
... facilitating synapses or depressing excitatory synapses, was studied by standard mean- field ...J. Excitatory and inhibitory external inputs are modeled by a single term, taking positive, zero ...
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Reorganization of inhibitory synapses in experimental epilepsy
... As in other cortical areas the PC contains glutamate-releasing principal neurons and a smaller number of gamma-aminobutyric acid (GABA)-releasing inhibitory neurons (Suzuki & Bekkers, 2007). Pyramidal cells are the ...
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Transmission, Development, and Plasticity of Synapses
... formed synapses. This study sug- gests a new model of how new synapses might be added at the NMJ, though it is unclear whether this mode of growth occurs in wild-type ...
31
Frequent and symmetric deposition of misfolded tau oligomers within presynaptic and postsynaptic terminals in Alzheimer’s disease
... neuronal synapses from cortical tissues of control and AD ...bipartite synapses, we found normal tau protein to be symmetric- ally distributed across presynaptic and postsynaptic terminals in the normal ...
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Transfer at C. elegans Synapses
... Transmitter release at graded synapses is usually not only sustained, but also activated at low presynaptic voltages. Consequently, depolarization as well as hyper- polarization of the presynaptic neuron can cause ...
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Signaling at neuro/immune synapses
... neural synapses share properties such as the synaptic cleft, adhesion molecules, stability, and ...immunological synapses and innate phagocytic synapses define a common functional unit at a common ...
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Is object saliency perceived different cross‑culturally: a computational modelling study
... in acquiring conditioned responses and novel limb movements, and strong impairment was observed in phase reversal and motor adaptation. Removal of other forms of synaptic plastic- ity only induced slower learning. Our ...
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Wnt-5aoccludes Aβ oligomer-induced depression of glutamatergic transmission in hippocampal neurons
... from synapses and modulates LTP, while inhibition of Wnt signaling impairs LTP, and activation of Wnt signaling potentiates LTP [6], revealing a synaptic role for Wnt signaling in the regulation of the synaptic ...
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Contractive Autoencoding for Hierarchical Temporal Memory and Sparse Distributed Representation Binding
... The processing of feedforward and contextual input for pyramidal neurons in the neocortex is modeled by the Temporal Memory algorithm in HTM theory. The Spa- tial Pooler is always utilized with Temporal Memory, but there ...
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Principal Longevity, Leadership Behaviors, and Student Academic Achievement
... symmetrical synapses, typical of GABAergic inhibitory interneuron (McDonald and Mascagni, 2002). This MOR induced GABA release inhibition, and hence pyramidal cell disinhibition, may also contribute to stress ...
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Imbalances of Tripartite Synapses Responsible for the Pathophysiology of Mental Disorders and Epilepsy
... tripartite synapses responsible for the pathophysiology of mental disorders and epilepsy is ...tripartite synapses are imbalanced since neurotransmitters cannot activate the overexpressed astroglial ...
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Plant odour stimuli reshape pheromonal representation in neurons of the antennal lobe macroglomerular complex of a male moth
... Male moths are confronted with complex odour mixtures in a natural environment when flying towards a female-emitted sex pheromone source. Whereas synergistic effects of sex pheromones and plant odours have been observed ...
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