Massively Parallel Recording of Unit and Local Field
... presence of multiple-unit discharges at several sites helped identify the pyramidal and granule cell layers. Large-amplitude field ripples (140 –200 Hz) during immobility provided additional information for the identification of CA1 pyramidal layer (Buzsáki et al. 1992). At the termination of the e ...
... presence of multiple-unit discharges at several sites helped identify the pyramidal and granule cell layers. Large-amplitude field ripples (140 –200 Hz) during immobility provided additional information for the identification of CA1 pyramidal layer (Buzsáki et al. 1992). At the termination of the e ...
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... varicosities than those in uninjured rats. SPN and IN closely apposed by axons from the RVLM were not more numerous in lesioned rats. However, RVLM axons apposed many more SPN than IN in both control and lesioned rats. Therefore, RVLM sympathoexcitation may be mediated largely by direct synapses on ...
... varicosities than those in uninjured rats. SPN and IN closely apposed by axons from the RVLM were not more numerous in lesioned rats. However, RVLM axons apposed many more SPN than IN in both control and lesioned rats. Therefore, RVLM sympathoexcitation may be mediated largely by direct synapses on ...
disparity detection from stereo
... receptive fields. Thus, the response of a neuron indicates a degree of match of two receptive fields, left and right. In other words, both texture and binocular disparity are measured by a neuronal response—a great advantage for integration of binocular disparity and spatial pattern recognition. How ...
... receptive fields. Thus, the response of a neuron indicates a degree of match of two receptive fields, left and right. In other words, both texture and binocular disparity are measured by a neuronal response—a great advantage for integration of binocular disparity and spatial pattern recognition. How ...
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... the peripheral olfactory system is limited. As one of the major 5-HT receptor families, 5-HT1 receptors were reported to be widely expressed in the olfactory regions of the brain where olfactory nerve projects to. 5-HT1A receptors immunoreactivity has been observed in anterior olfactory nucleus, pir ...
... the peripheral olfactory system is limited. As one of the major 5-HT receptor families, 5-HT1 receptors were reported to be widely expressed in the olfactory regions of the brain where olfactory nerve projects to. 5-HT1A receptors immunoreactivity has been observed in anterior olfactory nucleus, pir ...
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... more than two or three prospective notochord and somite cells lying within the VgAZ during stage 11 (Fig. 4, 0 and 2 hours). These initial boundaries are very short and stable, and form at the same sites within the VgAZ in all explants. In explants that converge and extend very little or not at all, ...
... more than two or three prospective notochord and somite cells lying within the VgAZ during stage 11 (Fig. 4, 0 and 2 hours). These initial boundaries are very short and stable, and form at the same sites within the VgAZ in all explants. In explants that converge and extend very little or not at all, ...
Chapter 14
... amphibians that respond first to the new pulse of spring. Male frogs and toads (anurans, meaning “no tail”) make all the racket at the breeding pools belting out their “song.” Male salamanders (urodeles, meaning “tailed”), lacking vocal cords, quietly lure their mates with a complex and intimate dan ...
... amphibians that respond first to the new pulse of spring. Male frogs and toads (anurans, meaning “no tail”) make all the racket at the breeding pools belting out their “song.” Male salamanders (urodeles, meaning “tailed”), lacking vocal cords, quietly lure their mates with a complex and intimate dan ...
Cognitive spatial-motor processes
... Changes in cell activity. Peristimulus time histograms were constructed for each movement direction and each cell with a binwidth of 20 ms. For the non-delayed movement task, the rasters were aligned to the onset of the peripheral LED, whereas for the delayed movement task they were aligned to the o ...
... Changes in cell activity. Peristimulus time histograms were constructed for each movement direction and each cell with a binwidth of 20 ms. For the non-delayed movement task, the rasters were aligned to the onset of the peripheral LED, whereas for the delayed movement task they were aligned to the o ...
Spike-Wave Complexes and Fast Components of Cortically
... oscillations ( Ç9–10 Hz) were not in phase in some epochs (see depth-EEG in Fig. 2A) but could coalesce after a few seconds, thus resulting in fast EEG runs with higher amplitudes (Fig. 2 B; amplitude of field potentials in A is magnified by 5). Correlatively, the simultaneously recorded EEG waves h ...
... oscillations ( Ç9–10 Hz) were not in phase in some epochs (see depth-EEG in Fig. 2A) but could coalesce after a few seconds, thus resulting in fast EEG runs with higher amplitudes (Fig. 2 B; amplitude of field potentials in A is magnified by 5). Correlatively, the simultaneously recorded EEG waves h ...
angol tézisfüzet0531
... The retrograde tracer cholera toxin β subunit (CTB; List Biological Laboratories) was injected into specific brain regions where the majority of PHAL/pro-TRHcontaining, double-labeled axons were found in the anterograde tract-tracing experiment (0.5% CTB, 6.0 µamps for 11-15 min, pulsed at 7 second ...
... The retrograde tracer cholera toxin β subunit (CTB; List Biological Laboratories) was injected into specific brain regions where the majority of PHAL/pro-TRHcontaining, double-labeled axons were found in the anterograde tract-tracing experiment (0.5% CTB, 6.0 µamps for 11-15 min, pulsed at 7 second ...
Simulation of myelinated neuron with focus on conduction speed
... Myelin sheath is a protective coat around the axon of a neuron and acts as an insulator to the electrical signal that is conducted down the axon as a neuron fires. This increases the conduction speed of action potential and thus is a critical factor in maintaining the proper communication within the ...
... Myelin sheath is a protective coat around the axon of a neuron and acts as an insulator to the electrical signal that is conducted down the axon as a neuron fires. This increases the conduction speed of action potential and thus is a critical factor in maintaining the proper communication within the ...
How the prefrontal executive got its stripes
... cortical mantle, is composed of areas that at one extreme have fewer than six layers (limbic areas), leading to adjacent areas that have six layers (eulaminate) and finally to eulaminate areas with the best delineated layers. Changes in laminar structure are accompanied by differences in cellular fe ...
... cortical mantle, is composed of areas that at one extreme have fewer than six layers (limbic areas), leading to adjacent areas that have six layers (eulaminate) and finally to eulaminate areas with the best delineated layers. Changes in laminar structure are accompanied by differences in cellular fe ...
Understanding Circuit Dynamics Using the Stomatogastric Nervous
... The stomatogastric nervous system (STNS). (a) Side view of a lobster showing the position of the stomach and the STNS. CoG, commissural ganglion; STG, stomatogastric ganglion. (b) Side view of the lobster stomach showing the muscles that move the pylorus and gastric mill, the ganglia of the STNS, an ...
... The stomatogastric nervous system (STNS). (a) Side view of a lobster showing the position of the stomach and the STNS. CoG, commissural ganglion; STG, stomatogastric ganglion. (b) Side view of the lobster stomach showing the muscles that move the pylorus and gastric mill, the ganglia of the STNS, an ...
The Brain - Personal
... Embryonic Development • Neural plate forms from ectoderm • Neural plate invaginates to form a neural groove and neural folds ...
... Embryonic Development • Neural plate forms from ectoderm • Neural plate invaginates to form a neural groove and neural folds ...
Anatomy of Olivocochlear Neurons
... peripheral of the many descending neural systems of the central auditory pathway (see Schofield, Chap. 9). OC neurons are named by their origins in the superior olivary complex and terminations in the cochlea (Fig. 2.1). In the cochlea, they innervate the hair cells and auditory-nerve fibers. This ...
... peripheral of the many descending neural systems of the central auditory pathway (see Schofield, Chap. 9). OC neurons are named by their origins in the superior olivary complex and terminations in the cochlea (Fig. 2.1). In the cochlea, they innervate the hair cells and auditory-nerve fibers. This ...
On real-world temporal pattern recognition using Liquid State
... input to output. In their basic form they are therefore unsuited for temporal pattern recognition. However, we can patch these techniques up by simply combining various stills into a bigger picture: an input window that hopefully contains enough information for detecting the desired pattern. Statist ...
... input to output. In their basic form they are therefore unsuited for temporal pattern recognition. However, we can patch these techniques up by simply combining various stills into a bigger picture: an input window that hopefully contains enough information for detecting the desired pattern. Statist ...
Anatomy and regulation of the central melanocortin system
... against the POMC peptide β-endorphin showed that more than 99% of arcuate POMC neurons expressed detectable GFP. Whole-cell patchclamp recordings and a loose cell-attached patch method using this system were then developed to characterize the responsiveness of these neurons to leptin and other agent ...
... against the POMC peptide β-endorphin showed that more than 99% of arcuate POMC neurons expressed detectable GFP. Whole-cell patchclamp recordings and a loose cell-attached patch method using this system were then developed to characterize the responsiveness of these neurons to leptin and other agent ...
Attention induces synchronization-based response gain in steady
... enough to demonstrate response (or activity) gain. Indeed, some of the data reported in a prior SSVEP study2 are suggestive of multiplicative attention effects on SSVEP amplitudes. Here we rigorously tested the attentional response and activity gain hypotheses for neural population activity by recor ...
... enough to demonstrate response (or activity) gain. Indeed, some of the data reported in a prior SSVEP study2 are suggestive of multiplicative attention effects on SSVEP amplitudes. Here we rigorously tested the attentional response and activity gain hypotheses for neural population activity by recor ...
18
... scientists and engineers, the underlying computational mechanisms of the stereo vision in the human brain is still largely unknown. This thesis is an attempt towards creating a developmental model of the stereo vision in the visual cortex. By developmental we mean that the features of each neuron ar ...
... scientists and engineers, the underlying computational mechanisms of the stereo vision in the human brain is still largely unknown. This thesis is an attempt towards creating a developmental model of the stereo vision in the visual cortex. By developmental we mean that the features of each neuron ar ...
Diencephalon and Hypothalamus
... contains cells that produce orexins (hypocretins), which control various aspects of sleep. Dogs with narcolepsy have a mutation in the orexin receptor gene. ...
... contains cells that produce orexins (hypocretins), which control various aspects of sleep. Dogs with narcolepsy have a mutation in the orexin receptor gene. ...
Neural Coding: Higher Order Temporal Patterns in the
... time-averaged measure of the temporal correlation among the spiking events of the observed neurons under those conditions. Application of these measures has revealed interesting instances of time- and context-dependent synchronization dynamics in different cortical areas. For interactions among more ...
... time-averaged measure of the temporal correlation among the spiking events of the observed neurons under those conditions. Application of these measures has revealed interesting instances of time- and context-dependent synchronization dynamics in different cortical areas. For interactions among more ...
EUGENE GARFIELD
... Ap[ysia, he had worked on the mammalian hippocampus (a curved elongated ridge that extends over the floor of the descending horn of each lateral ventricle of the brain and consists of gray matter covered on the ventricular surface with white matter). This effort resulted in a four-part study publish ...
... Ap[ysia, he had worked on the mammalian hippocampus (a curved elongated ridge that extends over the floor of the descending horn of each lateral ventricle of the brain and consists of gray matter covered on the ventricular surface with white matter). This effort resulted in a four-part study publish ...
binding, internalization, and retrograde transport of `251
... the actions of NGF in target cells. It may be that plasma using modified 35-mm culture dishes (Hawrot and Patmembrane-localized binding of NGF mediates a set of terson, 1979; Hawrot, 1980). The growth of non-neuronal rapid responses, such as the efflux of Na+ ions (Skaper cells was prevented by trea ...
... the actions of NGF in target cells. It may be that plasma using modified 35-mm culture dishes (Hawrot and Patmembrane-localized binding of NGF mediates a set of terson, 1979; Hawrot, 1980). The growth of non-neuronal rapid responses, such as the efflux of Na+ ions (Skaper cells was prevented by trea ...