Neurons in the corpus callosum of the cat during postnatal
... between cingulated cortex and ependyma (Fig. 4A). Usually, MAP2and GFAP-positive processes ran in parallel trajectories but did not colocalize (Fig. 4C and D). This is better visualized at higher magni®cation (Fig. 4E and F). Serial sagittal sections with anti-GFAP and monoclonal antibodies M22 agai ...
... between cingulated cortex and ependyma (Fig. 4A). Usually, MAP2and GFAP-positive processes ran in parallel trajectories but did not colocalize (Fig. 4C and D). This is better visualized at higher magni®cation (Fig. 4E and F). Serial sagittal sections with anti-GFAP and monoclonal antibodies M22 agai ...
A Brain-to-Brain Interface for Real
... nose poking necessary for the tactile task is part of the rats’ natural behavioral repertoire. These overall changes in the dyad behavior, irrespective of their direction (e.g. increased or decreased latency), are a clear indicator that a fundamentally more complex system emerged from the operation ...
... nose poking necessary for the tactile task is part of the rats’ natural behavioral repertoire. These overall changes in the dyad behavior, irrespective of their direction (e.g. increased or decreased latency), are a clear indicator that a fundamentally more complex system emerged from the operation ...
MS Word DOC - AvianBrain.org
... The names currently employed for the avian telencephalon were first applied when knowledge on the non-mammalian brain and techniques for studying the brain were both very poor and limited (Huber and Crosby, 1929; Ariëns-Kappers, Huber and Crosby, 1936). The inherited names that we commonly employ fo ...
... The names currently employed for the avian telencephalon were first applied when knowledge on the non-mammalian brain and techniques for studying the brain were both very poor and limited (Huber and Crosby, 1929; Ariëns-Kappers, Huber and Crosby, 1936). The inherited names that we commonly employ fo ...
Ventromedial Thalamic Neurons Convey Nociceptive Signals from
... 1997; Villanueva and Bernard, 1998). Recent f unctional imaging studies have shown that pain does much more than simply activate a “pain center” and involves a number of structures in the brain (Talbot et al., 1991; C asey et al., 1994; Derbyshire et al., 1997). Understanding this diversity probably ...
... 1997; Villanueva and Bernard, 1998). Recent f unctional imaging studies have shown that pain does much more than simply activate a “pain center” and involves a number of structures in the brain (Talbot et al., 1991; C asey et al., 1994; Derbyshire et al., 1997). Understanding this diversity probably ...
download file
... Theories of temporal coding by cortical neurons are supported by observations that individual neurons can respond to sensory stimulation with millisecond precision and that activity in large populations is often highly correlated. Synchronization is highest between neurons with overlapping receptive ...
... Theories of temporal coding by cortical neurons are supported by observations that individual neurons can respond to sensory stimulation with millisecond precision and that activity in large populations is often highly correlated. Synchronization is highest between neurons with overlapping receptive ...
Medial Prefrontal Cortex Cells Show Dynamic Modulation With the
... The role of the hippocampus during behavior has been thoroughly researched and great progress has been made into unraveling how the hippocampus plays its central role in memory tasks (Eichenbaum, 2004). The prefrontal cortex has been shown to be involved in a range of complex tasks in primates and r ...
... The role of the hippocampus during behavior has been thoroughly researched and great progress has been made into unraveling how the hippocampus plays its central role in memory tasks (Eichenbaum, 2004). The prefrontal cortex has been shown to be involved in a range of complex tasks in primates and r ...
Correlation between auditory threshold and the auditory brainstem
... Sex. Women present a lower latency in their evocated responses comparing to men [21], and the amplitude of I and V waves are increased [22]. Some studies suggest that these results may be because women have a lower cranial perimeter than men, so that they can have a shorter auditory pathway. Tempera ...
... Sex. Women present a lower latency in their evocated responses comparing to men [21], and the amplitude of I and V waves are increased [22]. Some studies suggest that these results may be because women have a lower cranial perimeter than men, so that they can have a shorter auditory pathway. Tempera ...
The Bifurcating Neuron Network 1q
... reproduce the actual behavior of a neuron as closely as possible. Choosing a model neuron of the proper complexity is not an easy task because the nature of the approximation implied by a certain model is often unclear until the model is tested in a network. An obvious minimum requirement would be t ...
... reproduce the actual behavior of a neuron as closely as possible. Choosing a model neuron of the proper complexity is not an easy task because the nature of the approximation implied by a certain model is often unclear until the model is tested in a network. An obvious minimum requirement would be t ...
Canonical Microcircuits for Predictive Coding
... bility—defined as the number of observed connections divided by total number of pairs recorded—and connection strength— defined in terms of postsynaptic responses. Thomson et al. (2002) used these techniques to study layers 2 to 5 (L2 to L5) of the cat and rat visual systems. The most frequently con ...
... bility—defined as the number of observed connections divided by total number of pairs recorded—and connection strength— defined in terms of postsynaptic responses. Thomson et al. (2002) used these techniques to study layers 2 to 5 (L2 to L5) of the cat and rat visual systems. The most frequently con ...
Dissociation of Mnemonic Coding and Other Functional Neuronal
... type of sensory stimulation, almost half (48%) of the recorded neurons remained unresponsive to such stimulation (Tanila et al. 1992). It has been proposed that the neurons in the PFCdl that do not respond to any external stimulation may represent a neuronal population that is engaged in mnemonic pr ...
... type of sensory stimulation, almost half (48%) of the recorded neurons remained unresponsive to such stimulation (Tanila et al. 1992). It has been proposed that the neurons in the PFCdl that do not respond to any external stimulation may represent a neuronal population that is engaged in mnemonic pr ...
Distribution of Androgen and Estrogen Receptor mRNA in the Brain
... affected by an interaction between gonadal sex and incubation temperature (Rhen and Crews, 1999, 2000). Females from the female-biased (i.e., 30°C) or male-biased (i.e., 32.5°C) incubation temperatures do not mount other females or scent mark even when they are treated with androgens that activate t ...
... affected by an interaction between gonadal sex and incubation temperature (Rhen and Crews, 1999, 2000). Females from the female-biased (i.e., 30°C) or male-biased (i.e., 32.5°C) incubation temperatures do not mount other females or scent mark even when they are treated with androgens that activate t ...
CCNBook/Neuron
... detailed, and they can make much simpler models that capture the same cognitive phenomena. We who relish this "golden middle" ground are happy when we've achieved important simplifications on the neural side, while still capturing important cognitive phenomena. This level of modeling explores how co ...
... detailed, and they can make much simpler models that capture the same cognitive phenomena. We who relish this "golden middle" ground are happy when we've achieved important simplifications on the neural side, while still capturing important cognitive phenomena. This level of modeling explores how co ...
Barrel cortex function - Brain Research Institute
... somatosensory cortices PV, PL, PM. Whisker movement is processed by association of primary motor cortex, and cognitive processes affecting whisker-related active touch can be studied in the prefrontal/premotor cortical areas (PFPM). Whisker representations are highlighted. ...
... somatosensory cortices PV, PL, PM. Whisker movement is processed by association of primary motor cortex, and cognitive processes affecting whisker-related active touch can be studied in the prefrontal/premotor cortical areas (PFPM). Whisker representations are highlighted. ...
Use of T2-weighted susceptibility contrast MRI for mapping the
... Rats were anesthetized with a mixture of halothane and air (0.8 ml/min flow rate). Halothane concentration was 4% to establish the anesthesia, 2% during installation of the rat in the NMR probe, 1% for normal rats, and 0.4–0.8% for rats bearing a glioma during MRI experiment. The body temperature of ...
... Rats were anesthetized with a mixture of halothane and air (0.8 ml/min flow rate). Halothane concentration was 4% to establish the anesthesia, 2% during installation of the rat in the NMR probe, 1% for normal rats, and 0.4–0.8% for rats bearing a glioma during MRI experiment. The body temperature of ...
judasMRT99
... Such findings and considerations, combined with the availability of histochemical and immunohistochemical markers, have served as an impetus for the bourgeoing interest in the involvement of nitrinergic neurons in cerebral cortical development and function. These studies are opening new vistas in de ...
... Such findings and considerations, combined with the availability of histochemical and immunohistochemical markers, have served as an impetus for the bourgeoing interest in the involvement of nitrinergic neurons in cerebral cortical development and function. These studies are opening new vistas in de ...
Molecular Basis for Induction of Ocular Dominance
... critical period which in the cat extends from 3 weeks to about 3 months of age. Similar findings have been made by a number of investigators, although the precise duration of the critical period depends on the length of time that the animals are monocularly deprived, and on the cortical layers under ...
... critical period which in the cat extends from 3 weeks to about 3 months of age. Similar findings have been made by a number of investigators, although the precise duration of the critical period depends on the length of time that the animals are monocularly deprived, and on the cortical layers under ...
Chapter 6 — Gross Anatomy of the Brain
... As the brain grows in size and complexity, these regions ...
... As the brain grows in size and complexity, these regions ...
Brainstem: neural networks vital for life
... approaches, electrical and optical recording techniques and computational methods. Accordingly, the papers in this issue of Philosophical Transactions of the Royal Society describe new types of experiments made to understand how the brainstem performs its functions under normal conditions and also i ...
... approaches, electrical and optical recording techniques and computational methods. Accordingly, the papers in this issue of Philosophical Transactions of the Royal Society describe new types of experiments made to understand how the brainstem performs its functions under normal conditions and also i ...
Nucleus Accumbens Medium Spiny Neurons Target Non
... separate groups of VTA neurons project to different targets and randomly sampling from the VTA may underrepresent specific neuronal populations. Therefore, to determine whether NAc-projecting neurons, especially NAc-projecting dopamine neurons, are innervated by NAc afferents, shortly after injectin ...
... separate groups of VTA neurons project to different targets and randomly sampling from the VTA may underrepresent specific neuronal populations. Therefore, to determine whether NAc-projecting neurons, especially NAc-projecting dopamine neurons, are innervated by NAc afferents, shortly after injectin ...
cortical input to the basal forebrain
... However, cholinergic projection neurons represent only a fraction of the total cell population in these forebrain areas, which also contain GABAergic and peptidergic neurons.9,32,86,98 In studies conducted in behaving monkeys, DeLong and co-workers67 and Rolls and colleagues68,90,91 found that basal ...
... However, cholinergic projection neurons represent only a fraction of the total cell population in these forebrain areas, which also contain GABAergic and peptidergic neurons.9,32,86,98 In studies conducted in behaving monkeys, DeLong and co-workers67 and Rolls and colleagues68,90,91 found that basal ...
discintro
... How to close this loop-hole that would otherwise trivialize the TT? Don’t restrict it to email: Require that the candidate should be a robot that we can see is just one individual autonomous system like ourselves. That way we not only eliminate the possibility of collective play-acting, but we can ...
... How to close this loop-hole that would otherwise trivialize the TT? Don’t restrict it to email: Require that the candidate should be a robot that we can see is just one individual autonomous system like ourselves. That way we not only eliminate the possibility of collective play-acting, but we can ...
Vestibular Signals of Posterior Parietal Cortex Neurons during
... sensory and motor cortices and thus could be involved in the formation of motor plans as well as abstract representations of space. We have recorded from neurons in the intraparietal sulcus, namely, the ventral and medial intraparietal areas (VIP and MIP, respectively), and analyzed their head-movem ...
... sensory and motor cortices and thus could be involved in the formation of motor plans as well as abstract representations of space. We have recorded from neurons in the intraparietal sulcus, namely, the ventral and medial intraparietal areas (VIP and MIP, respectively), and analyzed their head-movem ...
Advanced Placement Psychology
... examination. Students may withdraw after Trimester I and their transcripts will reflect that they only completed the introductory portion of the course. The second part of the course is two trimesters and successful completion of it, in its entirely, is required for a student to earn the four credit ...
... examination. Students may withdraw after Trimester I and their transcripts will reflect that they only completed the introductory portion of the course. The second part of the course is two trimesters and successful completion of it, in its entirely, is required for a student to earn the four credit ...
