Self-Organization and Functional Role of Lateral Connections and
... a erent synapses. Lateral interactions between neurons are approximated by simple mathematical functions (e.g. Gaussians) and assumed to be uniform throughout the network; the structured lateral connectivity of the cortex is not explicitly taken into account. Such models do not explicitly replicate ...
... a erent synapses. Lateral interactions between neurons are approximated by simple mathematical functions (e.g. Gaussians) and assumed to be uniform throughout the network; the structured lateral connectivity of the cortex is not explicitly taken into account. Such models do not explicitly replicate ...
Dorsal spinal cord stimulation obtunds the capacity of intrathoracic
... The indifferent electrode was attached to the mediastinum adjacent to that middle cervical ganglion. This ganglion was explored with the electrode tip placed from its ventral surface to its underlying regions such that the activity generated by neurons in various loci within that ganglion could be i ...
... The indifferent electrode was attached to the mediastinum adjacent to that middle cervical ganglion. This ganglion was explored with the electrode tip placed from its ventral surface to its underlying regions such that the activity generated by neurons in various loci within that ganglion could be i ...
Introduction to Electroencephalography (EEG)
... http://www.scholarpedia.org/wiki/images/1/10/Electroencephalogram_figHead.jpg ...
... http://www.scholarpedia.org/wiki/images/1/10/Electroencephalogram_figHead.jpg ...
Continuous attractor network models of grid cell firing based on
... that approximate real neurons (Fig. 1). We will argue that this class of models is particularly useful as they can be constrained by experimentally measured synaptic connectivity and oscillatory network activity, as well as by action potential firing during spatial behaviours. They therefore generat ...
... that approximate real neurons (Fig. 1). We will argue that this class of models is particularly useful as they can be constrained by experimentally measured synaptic connectivity and oscillatory network activity, as well as by action potential firing during spatial behaviours. They therefore generat ...
Voluntary Nicotine Consumption Triggers Potentiation of Cortical Excitatory Drives to Midbrain
... histogram data. Firing rate and bursting activity of VTA DA neurons for the pump-NIC groups did not differ from pump-SAL. least 5 min. Subsequently, single pulses were Numbers refers to numbers of VTA DA neurons recorded. delivered to the ILCx every 2 s at increasing intensity. At least 100 trials w ...
... histogram data. Firing rate and bursting activity of VTA DA neurons for the pump-NIC groups did not differ from pump-SAL. least 5 min. Subsequently, single pulses were Numbers refers to numbers of VTA DA neurons recorded. delivered to the ILCx every 2 s at increasing intensity. At least 100 trials w ...
Layer-Specific Markers as Probes for Neuron Type Identity in
... mainly in layers III and VI (51, 53, 54). Further complications arise from changes in the laminar specificity of markers across cortical areas (30, 31, 40, 42) and developmental stages (22, 26, 33). Finally, some layer-specific markers can be actively regulated in response to neural activity (51). A ...
... mainly in layers III and VI (51, 53, 54). Further complications arise from changes in the laminar specificity of markers across cortical areas (30, 31, 40, 42) and developmental stages (22, 26, 33). Finally, some layer-specific markers can be actively regulated in response to neural activity (51). A ...
View PDF - CiteSeerX
... and had resistances in the tissue between 40±90 MW and between 100 and 180 MW, respectively. Electrodes were positioned in the medio-lateral a-lobe, which was easy to recognise visually. They were lowered vertically into the brain and their depth was monitored by using a potentiometer connected to t ...
... and had resistances in the tissue between 40±90 MW and between 100 and 180 MW, respectively. Electrodes were positioned in the medio-lateral a-lobe, which was easy to recognise visually. They were lowered vertically into the brain and their depth was monitored by using a potentiometer connected to t ...
Stress induces atrophy of apical dendrites of hippocampal CA3
... similar result to repeated corticosterone treatment is consistent with a role of glucocorticoids in the effects of stress. However, do glucocorticoids play a role? Although excess glucocorticoid treatment by itself does not increase dentate gyrus neuronal excitability s, it does exacerbate the damag ...
... similar result to repeated corticosterone treatment is consistent with a role of glucocorticoids in the effects of stress. However, do glucocorticoids play a role? Although excess glucocorticoid treatment by itself does not increase dentate gyrus neuronal excitability s, it does exacerbate the damag ...
14132.full - Explore Bristol Research
... forward sensory information to the cerebellum via spino-olivo-cerebellar pathways (nociceptive signals are reduced while proprioceptive signals are enhanced); (2) alterations in cerebellar nuclear output as revealed by changes in expression of Fos-like immunoreactivity; and (3) regulation of spinal ...
... forward sensory information to the cerebellum via spino-olivo-cerebellar pathways (nociceptive signals are reduced while proprioceptive signals are enhanced); (2) alterations in cerebellar nuclear output as revealed by changes in expression of Fos-like immunoreactivity; and (3) regulation of spinal ...
The structure and connexions of neurons
... neurons can receive nerve impulses from other centres, probably from the ganglia of the protuberance, and from the ascending branch of the vestibular nerve; while the big, star-like elements of the granular zone seem to have no relation at all with the extrinsic fibres. We have not the time to revie ...
... neurons can receive nerve impulses from other centres, probably from the ganglia of the protuberance, and from the ascending branch of the vestibular nerve; while the big, star-like elements of the granular zone seem to have no relation at all with the extrinsic fibres. We have not the time to revie ...
Effects of chronic nicotine administration on nitric oxide synthase
... regions were studied after double-labelling analyses (not shown) and comparing both types of staining (Fig. 1). However, the stain obtained with the histochemical technique provided more details about the morphology of the positive elements than the immunohistochemical procedure, i.e., a higher degr ...
... regions were studied after double-labelling analyses (not shown) and comparing both types of staining (Fig. 1). However, the stain obtained with the histochemical technique provided more details about the morphology of the positive elements than the immunohistochemical procedure, i.e., a higher degr ...
Projections From the Ventral Cochlear Nucleus to the Dorsal
... are known to influence the evoked responses of the resident neurons to sound. In the present study, we examined the projections of neurons in the ventral cochlear nucleus to the dorsal cochlear nucleus by using retrograde transport of biotinylated dextran amine injected into restricted but different ...
... are known to influence the evoked responses of the resident neurons to sound. In the present study, we examined the projections of neurons in the ventral cochlear nucleus to the dorsal cochlear nucleus by using retrograde transport of biotinylated dextran amine injected into restricted but different ...
Tenascin-C Contains Distinct Adhesive, Anti
... The constructs encoding the eDNA of mouse TN-C have been described (Weller et al., 1991). cDNA inserts corresponding to TNfnl-3, TNfn4,5, TNfn6, TNfnD,6, TNfn7,8, and TNfbg were generated by polymerase chain reaction (PCR) using up- and downstream primers as documented in Table I. The primers were d ...
... The constructs encoding the eDNA of mouse TN-C have been described (Weller et al., 1991). cDNA inserts corresponding to TNfnl-3, TNfn4,5, TNfn6, TNfnD,6, TNfn7,8, and TNfbg were generated by polymerase chain reaction (PCR) using up- and downstream primers as documented in Table I. The primers were d ...
as a PDF
... Individual striatal neurons appear to receive a convergence of distinct types of information across sensory modalities. Some putamen neurons have both visual and tactile receptive fields, with the visual response restricted to stimuli in proximity to the tactile field [45]. For other striatal neuron ...
... Individual striatal neurons appear to receive a convergence of distinct types of information across sensory modalities. Some putamen neurons have both visual and tactile receptive fields, with the visual response restricted to stimuli in proximity to the tactile field [45]. For other striatal neuron ...
Neural Coding 2016
... will be given on the web page of the workshop (http://neural-coding-2016.unikoeln.de) and the participants will be informed by email. The expected deadline for submission is December 15, 2016. The number of slots in each journal is limited. Therefore, the prospective authors are requested to confirm ...
... will be given on the web page of the workshop (http://neural-coding-2016.unikoeln.de) and the participants will be informed by email. The expected deadline for submission is December 15, 2016. The number of slots in each journal is limited. Therefore, the prospective authors are requested to confirm ...
Locally evoked potentials in slices of the rat nucleus - UvA-DARE
... In a slice preparation of the rat nucleus accumbens (Acb), local electrical stimulation elicited a field potential comlx~ed of two negative peaks, followed by a positive wave. The early negative peak was identified as a non-synaptic compound action potential, the late negative peak as a monosynaptic ...
... In a slice preparation of the rat nucleus accumbens (Acb), local electrical stimulation elicited a field potential comlx~ed of two negative peaks, followed by a positive wave. The early negative peak was identified as a non-synaptic compound action potential, the late negative peak as a monosynaptic ...
Fractalkine is a “find-me” signal released by neurons
... Department of Pathology, School of Medicine, University of Virginia, Charlottesville, VA, USA Medical Scientist Training Program, School of Medicine, University of Virginia, Charlottesville, VA, USA ...
... Department of Pathology, School of Medicine, University of Virginia, Charlottesville, VA, USA Medical Scientist Training Program, School of Medicine, University of Virginia, Charlottesville, VA, USA ...
Gee JNeuro 2012 - Stanford University
... layer V pyramidal neurons above this threshold as “type A” neurons, and those below this threshold as “type B neurons.” Based on the studies outlined above, we would predict that type A neurons (more h-current) would be thick-tufted, whereas type B neurons (minimal h-current) should be thin-tufted. ...
... layer V pyramidal neurons above this threshold as “type A” neurons, and those below this threshold as “type B neurons.” Based on the studies outlined above, we would predict that type A neurons (more h-current) would be thick-tufted, whereas type B neurons (minimal h-current) should be thin-tufted. ...
INTERNEURONS OF THE NEOCORTICAL INHIBITORY SYSTEM
... small, ‘button-type’ cells with many fine, radiating dendrites that are short, aspiny, finely beaded and rarely branched3,39,64. They form a highly symmetrical and spherical dendritic field. The axon can arise from any part of the soma or from the base of a dendrite, and shortly after its origin, it ...
... small, ‘button-type’ cells with many fine, radiating dendrites that are short, aspiny, finely beaded and rarely branched3,39,64. They form a highly symmetrical and spherical dendritic field. The axon can arise from any part of the soma or from the base of a dendrite, and shortly after its origin, it ...
Regulation of Neuroblast Cell-Cycle Kinetics Plays a Crucial Role in
... observed number of silver grains. Dobs and DNmax are the equivalent diameters of the observed nucleus and the nucleus presenting the maximal labeling intensity, respectively (Appleton et al., 1969; C lark et al., 1990). Figure 1 illustrates the important variations of the apparent diameter of nuclei ...
... observed number of silver grains. Dobs and DNmax are the equivalent diameters of the observed nucleus and the nucleus presenting the maximal labeling intensity, respectively (Appleton et al., 1969; C lark et al., 1990). Figure 1 illustrates the important variations of the apparent diameter of nuclei ...
Aging reduces total neuron number in the dorsal component of the
... used a mouse monoclonal antibody against GAD67 (MAB5406, clone 1G10.2; lot #LV1721349; Millipore, Bedford, MA). This antibody was raised against a recombinant fusion protein containing the N-terminal regions (amino acids 4–101) of human GAD67. The N-terminal region is not shared by GAD65, and the an ...
... used a mouse monoclonal antibody against GAD67 (MAB5406, clone 1G10.2; lot #LV1721349; Millipore, Bedford, MA). This antibody was raised against a recombinant fusion protein containing the N-terminal regions (amino acids 4–101) of human GAD67. The N-terminal region is not shared by GAD65, and the an ...
A neuronal network model of primary visual cortex explains spatial
... where τ1 = 80ms, τ2 = 2ms. The external noise is the sum of many spike time sequences which are generated by independent, homogeneous Poisson processes. For simplicity, we also model external noise by employing the same PSC functions as for the cortico-cortical postsynaptic drives. The external nois ...
... where τ1 = 80ms, τ2 = 2ms. The external noise is the sum of many spike time sequences which are generated by independent, homogeneous Poisson processes. For simplicity, we also model external noise by employing the same PSC functions as for the cortico-cortical postsynaptic drives. The external nois ...
The Features and Functions of Neuronal Assemblies: Possible
... (themselves originally developed for in vivo applications) and which can also be used in vivo (Grandy et al., 2012). Using mathematical analysis software, such as MatLab (Mathworks) or Mathematica (Wolfram), three-dimensional voltage-sensitive dye imaging (VSDI) data sets (fluorescence × space × tim ...
... (themselves originally developed for in vivo applications) and which can also be used in vivo (Grandy et al., 2012). Using mathematical analysis software, such as MatLab (Mathworks) or Mathematica (Wolfram), three-dimensional voltage-sensitive dye imaging (VSDI) data sets (fluorescence × space × tim ...