Search Results - "Remy, Stefan"
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A hippocampus-accumbens code guides goal-directed appetitive behavior
Published in Nature communications (12-04-2024)“…The dorsal hippocampus (dHPC) is a key brain region for the expression of spatial memories, such as navigating towards a learned reward location. The nucleus…”
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Locomotion, Theta Oscillations, and the Speed-Correlated Firing of Hippocampal Neurons Are Controlled by a Medial Septal Glutamatergic Circuit
Published in Neuron (Cambridge, Mass.) (03-06-2015)“…Before the onset of locomotion, the hippocampus undergoes a transition into an activity-state specialized for the processing of spatially related input. This…”
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3
Dendritic structural degeneration is functionally linked to cellular hyperexcitability in a mouse model of Alzheimer's disease
Published in Neuron (Cambridge, Mass.) (03-12-2014)“…Dendritic structure critically determines the electrical properties of neurons and, thereby, defines the fundamental process of input-to-output conversion. The…”
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Dendritic spikes induce single-burst long-term potentiation
Published in Proceedings of the National Academy of Sciences - PNAS (23-10-2007)“…The hippocampus is essential for episodic memory, which requires single-trial learning. Although long-term potentiation (LTP) of synaptic strength is a…”
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Inhibitory Control of Linear and Supralinear Dendritic Excitation in CA1 Pyramidal Neurons
Published in Neuron (Cambridge, Mass.) (06-09-2012)“…The transformation of dendritic excitatory synaptic inputs to axonal action potential output is the fundamental computation performed by all principal neurons…”
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Glutamatergic synaptic integration of locomotion speed via septoentorhinal projections
Published in Nature neuroscience (01-01-2017)“…The authors describe a glutamatergic septoentorhinal pathway that provides running-speed-correlated input to MEC layer 2/3. The speed signal is integrated by…”
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7
Identifying behavioral structure from deep variational embeddings of animal motion
Published in Communications biology (18-11-2022)“…Quantification and detection of the hierarchical organization of behavior is a major challenge in neuroscience. Recent advances in markerless pose estimation…”
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8
Activity-Dependent Control of Neuronal Output by Local and Global Dendritic Spike Attenuation
Published in Neuron (Cambridge, Mass.) (26-03-2009)“…Neurons possess elaborate dendritic arbors which receive and integrate excitatory synaptic signals. Individual dendritic subbranches exhibit local membrane…”
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9
Holistic bursting cells store long-term memory in auditory cortex
Published in Nature communications (07-12-2023)“…The sensory neocortex has been suggested to be a substrate for long-term memory storage, yet which exact single cells could be specific candidates underlying…”
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10
Role of Axonal NaV1.6 Sodium Channels in Action Potential Initiation of CA1 Pyramidal Neurons
Published in Journal of neurophysiology (01-10-2008)“…1 Department of Epileptology, University of Bonn Medical Center, Bonn, Germany; 2 Helmholtz-Institute for Radiation and Nuclear Physics and 3 Interdisciplinary…”
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11
Dendritic inhibition mediated by O-LM and bistratified interneurons in the hippocampus
Published in Frontiers in synaptic neuroscience (30-09-2014)“…In the CA1 region of the hippocampus pyramidal neurons and GABAergic interneurons form local microcircuits. CA1 interneurons are a diverse group consisting of…”
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12
Machine learning reveals prominent spontaneous behavioral changes and treatment efficacy in humanized and transgenic Alzheimer's disease models
Published in Cell reports (Cambridge) (26-11-2024)“…Computer-vision and machine-learning (ML) approaches are being developed to provide scalable, unbiased, and sensitive methods to assess mouse behavior. Here,…”
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13
Proximal Persistent Na+ Channels Drive Spike Afterdepolarizations and Associated Bursting in Adult CA1 Pyramidal Cells
Published in The Journal of neuroscience (19-10-2005)“…In many principal brain neurons, the fast, all-or-none Na+ spike initiated at the proximal axon is followed by a slow, graded after depolarization (ADP). The…”
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14
A novel mechanism underlying drug resistance in chronic epilepsy
Published in Annals of neurology (01-04-2003)“…The development of resistance to pharmacological treatment is common to many human diseases. In chronic epilepsy, many patients develop resistance to…”
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Anticonvulsant pharmacology of voltage-gated Na+ channels in hippocampal neurons of control and chronically epileptic rats
Published in The European journal of neuroscience (01-06-2003)“…Voltage‐gated Na+ channels are a main target of many first‐line anticonvulsant drugs and their mechanism of action has been extensively investigated in cell…”
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16
Septo–hippocampal interaction
Published in Cell and tissue research (01-09-2018)“…The septo–hippocampal pathway adjusts CA1 network excitability to different behavioral states and is crucially involved in theta rhythmogenesis. In the medial…”
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A post-burst after depolarization is mediated by group i metabotropic glutamate receptor-dependent upregulation of Ca(v)2.3 R-type calcium channels in CA1 pyramidal neurons
Published in PLoS biology (16-11-2010)“…Activation of group I metabotropic glutamate receptors (subtypes mGluR1 and mGluR5) regulates neural activity in a variety of ways. In CA1 pyramidal neurons,…”
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Dendritic Integration in Hippocampal Dentate Granule Cells
Published in Neuron (Cambridge, Mass.) (11-08-2011)“…Hippocampal granule cells are important relay stations that transfer information from the entorhinal cortex into the hippocampus proper. This process…”
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Modelling the contributions to hyperexcitability in a mouse model of Alzheimer's disease
Published in The Journal of physiology (01-08-2023)“…Neuronal hyperexcitability is a pathological characteristic of Alzheimer's disease (AD). Three main mechanisms have been proposed to explain it: (i) dendritic…”
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Molecular and cellular mechanisms of pharmacoresistance in epilepsy
Published in Brain (London, England : 1878) (01-01-2006)“…Epilepsy is a common and devastating neurological disorder. In many patients with epilepsy, seizures are well-controlled with currently available…”
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