Article - Dynamic Connectome Lab
... 2007). Second, the slice preparation ensures that all synapses are local, so MEA recordings are influenced only by the local circuit dynamics and not by input from other areas. The slice edges provide natural spatial boundaries for what needs to be included in the simulation. Third, synaptic current ...
... 2007). Second, the slice preparation ensures that all synapses are local, so MEA recordings are influenced only by the local circuit dynamics and not by input from other areas. The slice edges provide natural spatial boundaries for what needs to be included in the simulation. Third, synaptic current ...
Morphology of GABAergic Neurons in the Inferior Colliculus of the Cat
... pentobarbital (35-40 mg/kg, i.p.1. Depth of anesthesia was assessed by careful examination of cutaneous nociceptive and corneal reflexes. The protocols for anesthesia and animal care were approved by an institutional animal care committee, and appropriate veterinary supervision was provided in an ac ...
... pentobarbital (35-40 mg/kg, i.p.1. Depth of anesthesia was assessed by careful examination of cutaneous nociceptive and corneal reflexes. The protocols for anesthesia and animal care were approved by an institutional animal care committee, and appropriate veterinary supervision was provided in an ac ...
M&E and the Frontal Lobes
... A seizure is usually defined as a sudden alteration of behavior due to a temporary change in the electrical functioning of the brain, in particular the outside rim of the brain called the cortex. Below you will find some of the symptoms people with epilepsy may experience before, during and after ...
... A seizure is usually defined as a sudden alteration of behavior due to a temporary change in the electrical functioning of the brain, in particular the outside rim of the brain called the cortex. Below you will find some of the symptoms people with epilepsy may experience before, during and after ...
Pontine Gustatory Activity Is Altered by Electrical Stimulation in the
... were recorded from 51 single PBN neurons during application of sucrose, NaCl, NaCl mixed with amiloride, citric acid, and QHCl with or without concurrent electrical stimulation in the ipsilateral central nucleus of the amygdala (CeA). Based on the sapid stimulus that evoked the greatest discharge, 3 ...
... were recorded from 51 single PBN neurons during application of sucrose, NaCl, NaCl mixed with amiloride, citric acid, and QHCl with or without concurrent electrical stimulation in the ipsilateral central nucleus of the amygdala (CeA). Based on the sapid stimulus that evoked the greatest discharge, 3 ...
Inferior Parietal Lobule Function in Spatial Perception and
... Posterior parietal lesions in monkeys produce many of the visuospatial defects found in humans, including neglect of the contralateral visual field, disuse and lack of grooming of the contralateral body half, and visual extinction. The most dramatic and consequently most studied deficit seen in thes ...
... Posterior parietal lesions in monkeys produce many of the visuospatial defects found in humans, including neglect of the contralateral visual field, disuse and lack of grooming of the contralateral body half, and visual extinction. The most dramatic and consequently most studied deficit seen in thes ...
Equal numbers of neuronal and nonneuronal cells make the human
... number of neurons in the human brain might be inferred to fall anywhere between about 75 and 125 billion plus an undetermined number of neurons in the brainstem, diencephalon, and basal ganglia that may or may not be comparatively small. Additionally, no evidence is found to support the common quote ...
... number of neurons in the human brain might be inferred to fall anywhere between about 75 and 125 billion plus an undetermined number of neurons in the brainstem, diencephalon, and basal ganglia that may or may not be comparatively small. Additionally, no evidence is found to support the common quote ...
“Congruent” and “Opposite” Neurons: Sisters for Multisensory
... clearly when the cues actually come from different objects. To solve this dilemma, here we argue that the brain needs to carry out multisensory integration and segregation concurrently in the early stage of information processing, that is, a group of neurons integrates sensory cues while another gro ...
... clearly when the cues actually come from different objects. To solve this dilemma, here we argue that the brain needs to carry out multisensory integration and segregation concurrently in the early stage of information processing, that is, a group of neurons integrates sensory cues while another gro ...
The basic Hebb rule
... - Their results showed that the activity-dependent enhancement or depression of particular inputs to intercalated neurons is accompanied by inverse modifications at heterosynaptic sites, which contributes to total synaptic weight ...
... - Their results showed that the activity-dependent enhancement or depression of particular inputs to intercalated neurons is accompanied by inverse modifications at heterosynaptic sites, which contributes to total synaptic weight ...
Comprehensive imaging of cortical networks
... Even the simplest perceptual behaviors engage thousands of neurons across multiple regions of cortex [1,2]. In contrast, typical electrophysiological studies sample only a handful of neurons in a single brain area [3]. Moreover, the type of neuron recorded and its position within the neural circuit ...
... Even the simplest perceptual behaviors engage thousands of neurons across multiple regions of cortex [1,2]. In contrast, typical electrophysiological studies sample only a handful of neurons in a single brain area [3]. Moreover, the type of neuron recorded and its position within the neural circuit ...
Lema and Nevitt, 2004a
... These two habitats span the range of environmental variation seen among Death Valley habitats (Table 1; Soltz and Naiman, 1978). The Amargosa River and Big Spring populations differ in temperature tolerance (Hirshfield et al., 1980) and social behavior (Soltz, ...
... These two habitats span the range of environmental variation seen among Death Valley habitats (Table 1; Soltz and Naiman, 1978). The Amargosa River and Big Spring populations differ in temperature tolerance (Hirshfield et al., 1980) and social behavior (Soltz, ...
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 ...
uncorrected proof - Università degli Studi di Parma
... sensitive to biological motion. However, the view that such ‘‘pictorial’’ analysis per se is sufficient to provide an understanding of the observed act must be questioned. Without reference to the observer’s internal motor knowledge, this description is devoid of experiential meaning for the observi ...
... sensitive to biological motion. However, the view that such ‘‘pictorial’’ analysis per se is sufficient to provide an understanding of the observed act must be questioned. Without reference to the observer’s internal motor knowledge, this description is devoid of experiential meaning for the observi ...
Physiological patterns in the hippocampo
... wave/ripple dynamics allow large ensembles of hippocampal neurons to “readdress” and alter the synaptic connectivity of neocortical circuits (Chrobak and Buzsáki, 1998b). Thus, the sharp wave/ ripple pattern may support an off-line memory consolidation process. Several findings seem to support this ...
... wave/ripple dynamics allow large ensembles of hippocampal neurons to “readdress” and alter the synaptic connectivity of neocortical circuits (Chrobak and Buzsáki, 1998b). Thus, the sharp wave/ ripple pattern may support an off-line memory consolidation process. Several findings seem to support this ...
Cerebellar Affective Syndrome Expanding Our Thinking About the
... thalamus, and the medula Dentate>red nucleus>thalamus>premotor Cerebellum>thalamus>premotor ...
... thalamus, and the medula Dentate>red nucleus>thalamus>premotor Cerebellum>thalamus>premotor ...
Physiological Patterns in the Hippocampo
... wave/ripple dynamics allow large ensembles of hippocampal neurons to “readdress” and alter the synaptic connectivity of neocortical circuits (Chrobak and Buzsáki, 1998b). Thus, the sharp wave/ ripple pattern may support an off-line memory consolidation process. Several findings seem to support this ...
... wave/ripple dynamics allow large ensembles of hippocampal neurons to “readdress” and alter the synaptic connectivity of neocortical circuits (Chrobak and Buzsáki, 1998b). Thus, the sharp wave/ ripple pattern may support an off-line memory consolidation process. Several findings seem to support this ...
PDF - Folia Biologica
... vertebrate brain. This complicated process peaked in the human brain. In the human neocortex are deposited structural and functional mechanisms of language, thinking, planning and other cognitive functions that significantly differentiate human beings from other mammals. Mammalian neocortex consists ...
... vertebrate brain. This complicated process peaked in the human brain. In the human neocortex are deposited structural and functional mechanisms of language, thinking, planning and other cognitive functions that significantly differentiate human beings from other mammals. Mammalian neocortex consists ...
Emotional and Behavioral Correlates of Mediodorsal Thalamic
... As described in our previous study (Uwano et al., 1995), the head restraint system of Nishijo and Norgren (1990, 1991), modified from a method described by Ono et al. (1985), was used. The rat was anesthetized (sodium pentobarbital, 40 mg/kg, i.p.) and then mounted in a stereotaxic apparatus with it ...
... As described in our previous study (Uwano et al., 1995), the head restraint system of Nishijo and Norgren (1990, 1991), modified from a method described by Ono et al. (1985), was used. The rat was anesthetized (sodium pentobarbital, 40 mg/kg, i.p.) and then mounted in a stereotaxic apparatus with it ...
Ratio of Glia and Ne..
... wrapped in insulating oligodendrocytes. These results might explain why so many early counting studies that only sampled cortical gray matter found a roughly 1:1 or slightly higher glia to neuron ratio. Overall the cerebral cortex—including both gray and white matter—contains far more glia than neur ...
... wrapped in insulating oligodendrocytes. These results might explain why so many early counting studies that only sampled cortical gray matter found a roughly 1:1 or slightly higher glia to neuron ratio. Overall the cerebral cortex—including both gray and white matter—contains far more glia than neur ...
T2 - Center for Neural Basis of Cognition
... Spatial updating or remapping The brain combines visual and corollary discharge signals to create a representation of space that takes our eye movements into account ...
... Spatial updating or remapping The brain combines visual and corollary discharge signals to create a representation of space that takes our eye movements into account ...
Visuomotor Functions in the Frontal Lobe
... cortical areas that in turn provide feedback (right wing). Panel adapted from Markov et al. (2013). Cortical high-density counterstream architectures. Science 342:1238406. Reprinted with permission from AAAS. (b) Hierarchy of visual areas. The lateral frontal eye field (FEF) (8l), which produces sho ...
... cortical areas that in turn provide feedback (right wing). Panel adapted from Markov et al. (2013). Cortical high-density counterstream architectures. Science 342:1238406. Reprinted with permission from AAAS. (b) Hierarchy of visual areas. The lateral frontal eye field (FEF) (8l), which produces sho ...
Probing forebrain to hindbrain circuit functions in
... F I G U R E 3 Initiation and production of vocal motor patterns in X. laevis. (a) The ex vivo brain (Figure 1a) now viewed from the side and illustrating subdivisions (hindbrain, midbrain, and forebrain) that include neural circuits participating in initiation of vocal patterns. In an adult male bra ...
... F I G U R E 3 Initiation and production of vocal motor patterns in X. laevis. (a) The ex vivo brain (Figure 1a) now viewed from the side and illustrating subdivisions (hindbrain, midbrain, and forebrain) that include neural circuits participating in initiation of vocal patterns. In an adult male bra ...
Probing forebrain to hindbrain circuit functions in Xenopus
... circuitry underlying vocalization and respiration must be linked. Perception and arousal are also linked; acoustic features of social communication sounds—for example, a baby’s cry—can drive autonomic responses. The close links between autonomic functions that are essential for life and vocal expres ...
... circuitry underlying vocalization and respiration must be linked. Perception and arousal are also linked; acoustic features of social communication sounds—for example, a baby’s cry—can drive autonomic responses. The close links between autonomic functions that are essential for life and vocal expres ...
- Wiley Online Library
... circuitry underlying vocalization and respiration must be linked. Perception and arousal are also linked; acoustic features of social communication sounds—for example, a baby’s cry—can drive autonomic responses. The close links between autonomic functions that are essential for life and vocal expres ...
... circuitry underlying vocalization and respiration must be linked. Perception and arousal are also linked; acoustic features of social communication sounds—for example, a baby’s cry—can drive autonomic responses. The close links between autonomic functions that are essential for life and vocal expres ...
The Nervous System in Lumbriculus variegatus
... ventrally from the fibers (see anterior left LGF in Fig. 2). This glial wrapping gives the same appearance and probably serves the same function (increased conduction velocity) as the myelin sheath in vertebrate nerve fibers. In Lumbriculus, as in other oligochaetes, the giant fiber branches that em ...
... ventrally from the fibers (see anterior left LGF in Fig. 2). This glial wrapping gives the same appearance and probably serves the same function (increased conduction velocity) as the myelin sheath in vertebrate nerve fibers. In Lumbriculus, as in other oligochaetes, the giant fiber branches that em ...
download file
... model], the PL arises from charge recombination processes across the broadened band gap of nanocrystalline Si (14). In our blue PL samples, the EQC model can be excluded because there is no pure Si in the sample. There are two possible origins for the blue PL in Gd3Ga5O12/SiO2. First, it is possible ...
... model], the PL arises from charge recombination processes across the broadened band gap of nanocrystalline Si (14). In our blue PL samples, the EQC model can be excluded because there is no pure Si in the sample. There are two possible origins for the blue PL in Gd3Ga5O12/SiO2. First, it is possible ...