Stimulation of GABAergic neurons of the lateral septum and its effect
... topographical in nature, with CA3 field neurons preferentially innervating caudal areas of the LS and field CA1 and subiculum neurons projecting to the rostral and ventral parts of the LS (Risold & Swanson, 1997). Apart from hippocampal projections, the LS receives input from the amygdala, bed nucle ...
... topographical in nature, with CA3 field neurons preferentially innervating caudal areas of the LS and field CA1 and subiculum neurons projecting to the rostral and ventral parts of the LS (Risold & Swanson, 1997). Apart from hippocampal projections, the LS receives input from the amygdala, bed nucle ...
neurophysics.ucsd.edu
... prominent symptoms of many neurological and neurodegenerative diseases. In Parkinson’s disease for example, impaired coordination of breathing and swallowing contributes to dysphagia (e.g., difficulty in swallowing) and respiratory impairment [8,9], which form the leading cause of aspiration pneumon ...
... prominent symptoms of many neurological and neurodegenerative diseases. In Parkinson’s disease for example, impaired coordination of breathing and swallowing contributes to dysphagia (e.g., difficulty in swallowing) and respiratory impairment [8,9], which form the leading cause of aspiration pneumon ...
Generation of Theta and Gamma Rhythms in the Hippocampus
... by a cholinergic input. Spike responses in vitro were characterized by a relative lack of inhibition or disinhibition compared with the behaving rat. The two-input, two-dipole model of the theta rhythm in CA1 is reviewed. Afferents to the CA1 pyramidal cells are assumed to be rhythmic and consist of ...
... by a cholinergic input. Spike responses in vitro were characterized by a relative lack of inhibition or disinhibition compared with the behaving rat. The two-input, two-dipole model of the theta rhythm in CA1 is reviewed. Afferents to the CA1 pyramidal cells are assumed to be rhythmic and consist of ...
The functional role of the parieto-frontal mirror circuit
... Brain imaging studies have shown that, as in the monkey, this action observation–action execution mirror circuit is formed by two main regions: the inferior section of the precentral gyrus plus the posterior part of the inferior frontal gyrus; and the inferior parietal lobule, including the cortex l ...
... Brain imaging studies have shown that, as in the monkey, this action observation–action execution mirror circuit is formed by two main regions: the inferior section of the precentral gyrus plus the posterior part of the inferior frontal gyrus; and the inferior parietal lobule, including the cortex l ...
The functional role of the parieto-frontal mirror circuit: interpretations
... brain imaging studies have shown that, as in the monkey, this action observation–action execution mirror circuit is formed by two main regions: the inferior section of the precentral gyrus plus the posterior part of the inferior frontal gyrus; and the inferior parietal lobule, including the cortex l ...
... brain imaging studies have shown that, as in the monkey, this action observation–action execution mirror circuit is formed by two main regions: the inferior section of the precentral gyrus plus the posterior part of the inferior frontal gyrus; and the inferior parietal lobule, including the cortex l ...
31 Relating the Activity of Sensory Neurons to Perception
... Psychophysical experiments can be carefully designed to minimize the ambiguity inherent in perceptual reports, often in ways that can be generalized from human subjects to nonhuman subjects. Rather than asking a subject how fast something went, for example, one could probe their ability to judge spe ...
... Psychophysical experiments can be carefully designed to minimize the ambiguity inherent in perceptual reports, often in ways that can be generalized from human subjects to nonhuman subjects. Rather than asking a subject how fast something went, for example, one could probe their ability to judge spe ...
Contextual modulation and stimulus selectivity in extrastriate cortex
... the retina and primary visual cortex has been extensively described in the literature. Here, we describe how similar computations can also elaborate feature selectivity in the extrastriate areas of both the dorsal and ventral streams of the primate visual system. We discuss recent work that makes us ...
... the retina and primary visual cortex has been extensively described in the literature. Here, we describe how similar computations can also elaborate feature selectivity in the extrastriate areas of both the dorsal and ventral streams of the primate visual system. We discuss recent work that makes us ...
Motor Areas of the Medial Wall: A Review of Their Location and
... different regions of the primary motor cortex (Holsapple and Strick, 1991) and the parietal lobe (see Dum and Strick, 1993 for references). In addition, the CMAv (and CMAr), but not the CMAd is interconnected with the prefrontal cortex (Lu et al., 1994; see also Bates and Goldman-Rakic, 1993). These ...
... different regions of the primary motor cortex (Holsapple and Strick, 1991) and the parietal lobe (see Dum and Strick, 1993 for references). In addition, the CMAv (and CMAr), but not the CMAd is interconnected with the prefrontal cortex (Lu et al., 1994; see also Bates and Goldman-Rakic, 1993). These ...
Clustered Organization of Neurons with Similar Extra
... distribution of these neurons. As shown in Figure 3, the changes in the ERF property did not appear to coincide with the crossing of boundaries of cortical layer, suggesting that neurons are not organized in accordance to their laminar location. We then determined whether neurons of inhibitory or fa ...
... distribution of these neurons. As shown in Figure 3, the changes in the ERF property did not appear to coincide with the crossing of boundaries of cortical layer, suggesting that neurons are not organized in accordance to their laminar location. We then determined whether neurons of inhibitory or fa ...
Spontaneous and Stimulus-Evoked Intrinsic Optical Signals in
... Optical data acquisition and acoustic stimulation Intrinsic optical signals were recorded using the Imager 2001 video acquisition system (Optical Imaging, Germantown, NY), the details of which have been described previously (Bonhoeffer and Grinvald 1996; Grinvald et al. 1986, 1988; Ts’o et al. 1990) ...
... Optical data acquisition and acoustic stimulation Intrinsic optical signals were recorded using the Imager 2001 video acquisition system (Optical Imaging, Germantown, NY), the details of which have been described previously (Bonhoeffer and Grinvald 1996; Grinvald et al. 1986, 1988; Ts’o et al. 1990) ...
Spontaneous and Stimulus-Evoked Intrinsic Optical Signals in
... Optical data acquisition and acoustic stimulation Intrinsic optical signals were recorded using the Imager 2001 video acquisition system (Optical Imaging, Germantown, NY), the details of which have been described previously (Bonhoeffer and Grinvald 1996; Grinvald et al. 1986, 1988; Ts’o et al. 1990) ...
... Optical data acquisition and acoustic stimulation Intrinsic optical signals were recorded using the Imager 2001 video acquisition system (Optical Imaging, Germantown, NY), the details of which have been described previously (Bonhoeffer and Grinvald 1996; Grinvald et al. 1986, 1988; Ts’o et al. 1990) ...
Fut u re N
... Norman et al. describe a distinct, but compatible, model of theta mediated learning dynamics [10]. In this model, activation dynamics driven by theta, as described above, interact with a synaptic modification rule that strengthens strongly active neurons and weakens moderately active neurons [28]. T ...
... Norman et al. describe a distinct, but compatible, model of theta mediated learning dynamics [10]. In this model, activation dynamics driven by theta, as described above, interact with a synaptic modification rule that strengthens strongly active neurons and weakens moderately active neurons [28]. T ...
Tang et al - Pro Aid Autisme
... ease 3 age interaction: F (1, 16) = 28.35, p < 0.001). The spine density was slightly higher in childhood ASD patients than controls (mean ± SD: 12.32 ± 0.60 spines/10 mm in ASD cases versus 11.37 ± 0.68 spines/10 mm in controls) but markedly higher in adolescent ASD patients than controls (10.33 ± ...
... ease 3 age interaction: F (1, 16) = 28.35, p < 0.001). The spine density was slightly higher in childhood ASD patients than controls (mean ± SD: 12.32 ± 0.60 spines/10 mm in ASD cases versus 11.37 ± 0.68 spines/10 mm in controls) but markedly higher in adolescent ASD patients than controls (10.33 ± ...
final scientific program
... These methodological advances have expanded our knowledge of brain functioning beyond the single neuron level. At the same time, our understanding of how neuronal ensembles carry information has allowed the development of brain-machine interfaces (BMI) to enhance the capabilities of patients with se ...
... These methodological advances have expanded our knowledge of brain functioning beyond the single neuron level. At the same time, our understanding of how neuronal ensembles carry information has allowed the development of brain-machine interfaces (BMI) to enhance the capabilities of patients with se ...
Gradual increase in neuronal density of rats
... which is converted into a chemical signal, is transmitted to the LGN,2 and then projected to the visual cortex by relay neurons in the LGN,3 which also receives cortical and subcortical afferents.4 Numerous studies have been conducted on the LGN of rats without a precise view of its structure and ne ...
... which is converted into a chemical signal, is transmitted to the LGN,2 and then projected to the visual cortex by relay neurons in the LGN,3 which also receives cortical and subcortical afferents.4 Numerous studies have been conducted on the LGN of rats without a precise view of its structure and ne ...
Mapping From Motor Cortex to Biceps and Triceps Altered By Elbow
... and extensor muscles that rotate the elbow joint. In our previous study, for some sites, stimulation evoked a final limb posture in which the elbow was partly flexed. If the elbow was initially fully extended, stimulation would cause it to flex until it reached the final posture. If the elbow was in ...
... and extensor muscles that rotate the elbow joint. In our previous study, for some sites, stimulation evoked a final limb posture in which the elbow was partly flexed. If the elbow was initially fully extended, stimulation would cause it to flex until it reached the final posture. If the elbow was in ...
Annual Pavlovian Society Meeting ~ Sept 1820, 2014 Hilton Seattle
... coincident inputs during associative learning in awake and behaving animals has been elusive. Arc catFISH (Cellular compartmental Analysis of Temporal activity by Fluorescence In Situ Hybridization) allowed us to visualize convergence of CS and US information within individual neurons and do this in ...
... coincident inputs during associative learning in awake and behaving animals has been elusive. Arc catFISH (Cellular compartmental Analysis of Temporal activity by Fluorescence In Situ Hybridization) allowed us to visualize convergence of CS and US information within individual neurons and do this in ...
Electrophysiological Identification of Tonic and Phasic Neurons in
... of the different neuronal firing patterns was uncertain, previous studies demonstrated that tonic or phasic neurons could change neuronal excitabilities following pathological stimulation. It was reported that the increased excitability of phasic neuron contributed to cystitis-induced pain and hyper ...
... of the different neuronal firing patterns was uncertain, previous studies demonstrated that tonic or phasic neurons could change neuronal excitabilities following pathological stimulation. It was reported that the increased excitability of phasic neuron contributed to cystitis-induced pain and hyper ...
Circuit Architecture of VTA Dopamine Neurons Revealed by
... S1). VTA-GABA neurons received proportionally more inputs from the anterior cortex and central amygdala (CeA), whereas VTA-DA neurons received more inputs from the paraventricular hypothalamus (PVH) and lateral hypothalamus (LH), although none of these differences were significant when corrected for ...
... S1). VTA-GABA neurons received proportionally more inputs from the anterior cortex and central amygdala (CeA), whereas VTA-DA neurons received more inputs from the paraventricular hypothalamus (PVH) and lateral hypothalamus (LH), although none of these differences were significant when corrected for ...
invariant face and object recognition in the visual system
... the visual field (Tovee et al., 1994; cf earlier work by Gross, 1973, Gross et al., 1985). Some of these neurons even have relatively view-invariant responses, responding to different views of the same face but not of other faces (Hasselmo et al., 1989a). It is clearly important that invariance in t ...
... the visual field (Tovee et al., 1994; cf earlier work by Gross, 1973, Gross et al., 1985). Some of these neurons even have relatively view-invariant responses, responding to different views of the same face but not of other faces (Hasselmo et al., 1989a). It is clearly important that invariance in t ...
Temporal Sequence Detection with Spiking Neurons: Towards
... active dendrites and dynamic synapses in an integrated model. For a long time, dendrites have been thought to be the structures where complex neuronal computation takes place, but only recently have we begun to understand how they operate. The dendrites do not simply collect and pass synaptic inputs ...
... active dendrites and dynamic synapses in an integrated model. For a long time, dendrites have been thought to be the structures where complex neuronal computation takes place, but only recently have we begun to understand how they operate. The dendrites do not simply collect and pass synaptic inputs ...
A Neurodynamical cortical model of visual attention and
... essentially composed of five modules or networks structured such that they resemble the two known main visual processing streams of the mammalian visual cortex. Information from the retino-geniculo-striate pathway enters the visual cortex through area V 1 in the occipital lobe and proceeds into two p ...
... essentially composed of five modules or networks structured such that they resemble the two known main visual processing streams of the mammalian visual cortex. Information from the retino-geniculo-striate pathway enters the visual cortex through area V 1 in the occipital lobe and proceeds into two p ...
Flow of information for emotions through temporal and orbitofrontal pathways REVIEW
... eulaminate 1). The caudally adjacent areas, including areas 13, OPro and orbital area 25, are dysgranular in type, characterized by the presence of a thin and incipient granular layer 4 (Fig. 1B). The most caudally located orbitofrontal cortex lacks a granular layer 4, and is thus agranular in type ...
... eulaminate 1). The caudally adjacent areas, including areas 13, OPro and orbital area 25, are dysgranular in type, characterized by the presence of a thin and incipient granular layer 4 (Fig. 1B). The most caudally located orbitofrontal cortex lacks a granular layer 4, and is thus agranular in type ...
Neuroethology of reward and decision making
... rule’), the birds in Goss-Custard’s study showed ‘partial preferences’ for different types of prey (e.g. preferring one type 75% of the time) when their density changed. Such partial preferences might reflect sampling behaviour, which allows the animal to acquire improved information about the stati ...
... rule’), the birds in Goss-Custard’s study showed ‘partial preferences’ for different types of prey (e.g. preferring one type 75% of the time) when their density changed. Such partial preferences might reflect sampling behaviour, which allows the animal to acquire improved information about the stati ...