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... Besides the involvement of thrombin in developmental processes, there has been evidence of various other functions within the CNS, exerted in a dosage dependent manner [18,19]. At low concentrations thrombin causes neuron and astrocyte modification, induces glial cell proliferation and exerts a neur ...
... Besides the involvement of thrombin in developmental processes, there has been evidence of various other functions within the CNS, exerted in a dosage dependent manner [18,19]. At low concentrations thrombin causes neuron and astrocyte modification, induces glial cell proliferation and exerts a neur ...
Local Field Potentials Related to Bimanual Movements in the
... human motor cortex, studies have addressed the complex sequence of evoked EEG potentials preceding movement (Shibasaki, 1975;Lang et al., 1990;Cui and Deecke, 1999). However, animal research on field potentials in motor cortex has focused on the relationship of synchronous oscillations to movement a ...
... human motor cortex, studies have addressed the complex sequence of evoked EEG potentials preceding movement (Shibasaki, 1975;Lang et al., 1990;Cui and Deecke, 1999). However, animal research on field potentials in motor cortex has focused on the relationship of synchronous oscillations to movement a ...
Corpus Callosum
... corpus callosum function definition anatomy body maps - the brain is divided into the right and left hemisphere and the two halves are connected by the corpus callosum this bundle of nerve tissue contains over 200, corpus callosum and brain function thoughtco - corpus callosum location directionally ...
... corpus callosum function definition anatomy body maps - the brain is divided into the right and left hemisphere and the two halves are connected by the corpus callosum this bundle of nerve tissue contains over 200, corpus callosum and brain function thoughtco - corpus callosum location directionally ...
Previous results from our laboratory have shown that administration
... with volume of consumption (De Bellis et al., 2000). Functional MRI brain scans of adolescents with alcohol-use disorders show less activation of the frontal cortex and cerebellum but more activation of the inferior parietal and temporal regions during a spatial working-memory task, as compared to a ...
... with volume of consumption (De Bellis et al., 2000). Functional MRI brain scans of adolescents with alcohol-use disorders show less activation of the frontal cortex and cerebellum but more activation of the inferior parietal and temporal regions during a spatial working-memory task, as compared to a ...
Relating normalization to neuronal populations across cortical areas
... the same brain area under identical conditions exhibit a range of normalization, ranging from suppression by nonpreferred stimuli (strong normalization) to additive responses to combinations of stimuli (no normalization; for examples, see Lee and Maunsell, 2009; Busse et al., 2009). Normalization ha ...
... the same brain area under identical conditions exhibit a range of normalization, ranging from suppression by nonpreferred stimuli (strong normalization) to additive responses to combinations of stimuli (no normalization; for examples, see Lee and Maunsell, 2009; Busse et al., 2009). Normalization ha ...
Motor imagery and higher-level cognition: four hurdles before
... Belardinelli et al. 2009; Palmiero et al. 2009). As some individuals are better at motor imagery than others, it is possible that these differences in ability will also interact with effects of motor imagery on other cognitive tasks. Additionally, numerous studies have found athletes to be significa ...
... Belardinelli et al. 2009; Palmiero et al. 2009). As some individuals are better at motor imagery than others, it is possible that these differences in ability will also interact with effects of motor imagery on other cognitive tasks. Additionally, numerous studies have found athletes to be significa ...
NEURAL MECHANISMS SUPPORTING THE LEARNING
... Few brain imaging studies have used functional magnetic resonance imaging (fMRI) to investigate the neural substrates that support conditioned UCR diminution. In this previous research, UCR diminution has been observed within the fMRI signal response of the dorsolateral prefrontal cortex (dlPFC), an ...
... Few brain imaging studies have used functional magnetic resonance imaging (fMRI) to investigate the neural substrates that support conditioned UCR diminution. In this previous research, UCR diminution has been observed within the fMRI signal response of the dorsolateral prefrontal cortex (dlPFC), an ...
Neural mechanism of rapid eye movement sleep generation
... Dement3 used the term “active sleep” to define the same state because the EEG pattern resembled that of an active awake state. Rapid eye movements, low voltage fast waves in the EEG and increased respiration as well as heart rate indicate a behaviourally aroused state, whereas high voltage slow wave ...
... Dement3 used the term “active sleep” to define the same state because the EEG pattern resembled that of an active awake state. Rapid eye movements, low voltage fast waves in the EEG and increased respiration as well as heart rate indicate a behaviourally aroused state, whereas high voltage slow wave ...
stimulant treatment history predicts frontal-striatal
... Considering the substantial acute effects of a single dose of methylphenidate in the brain, it may be expected that repeated exposure to stimulants could cause lasting brain changes as well. Different mechanisms may underlie such lasting ...
... Considering the substantial acute effects of a single dose of methylphenidate in the brain, it may be expected that repeated exposure to stimulants could cause lasting brain changes as well. Different mechanisms may underlie such lasting ...
to eat or to sleep? orexin in the regulation of feeding and wakefulness
... Annu. Rev. Neurosci. 2001.24:429-458. Downloaded from www.annualreviews.org by SCELC Trial on 11/01/10. For personal use only. ...
... Annu. Rev. Neurosci. 2001.24:429-458. Downloaded from www.annualreviews.org by SCELC Trial on 11/01/10. For personal use only. ...
Psilocybin – Summary of knowledge and new perspectives
... In humans, psilocybin and psilocin can be found in blood plasma 20–40 min after oral administration of psilocybin, maximum levels of psilocin are achieved between 80 and 105 min and can be detected for up to 6 h (Hasler et al., 1997; Passie et al., 2002). The half-life of psilocin in plasma is 2.5 h ...
... In humans, psilocybin and psilocin can be found in blood plasma 20–40 min after oral administration of psilocybin, maximum levels of psilocin are achieved between 80 and 105 min and can be detected for up to 6 h (Hasler et al., 1997; Passie et al., 2002). The half-life of psilocin in plasma is 2.5 h ...
NIH Public Access Emotional dysregulation and Attention-Deficit/Hyperactivity Disorder Author Manuscript
... ADHD (82). Likewise, the rapid and accurate recognition of emotions in human faces or voices is central to well-regulated behavior; emotional misperception is linked with aberrant emotional responses and misperception can itself result from emotion dysregulation (83, 84). Studies on emotion labeling ...
... ADHD (82). Likewise, the rapid and accurate recognition of emotions in human faces or voices is central to well-regulated behavior; emotional misperception is linked with aberrant emotional responses and misperception can itself result from emotion dysregulation (83, 84). Studies on emotion labeling ...
The physiological role of orexin/hypocretin neurons in the regulation
... The hypothalamus monitors body homeostasis and regulates various behaviors such as feeding, thermogenesis, and sleeping. Orexins (also known as hypocretins) were identified as endogenous ligands for two orphan G-protein-coupled receptors in the lateral hypothalamic area. They were initially recognize ...
... The hypothalamus monitors body homeostasis and regulates various behaviors such as feeding, thermogenesis, and sleeping. Orexins (also known as hypocretins) were identified as endogenous ligands for two orphan G-protein-coupled receptors in the lateral hypothalamic area. They were initially recognize ...
A role for sleep in brain plasticity
... synchronized bursting in thalamocortical circuits, transient increases of intra-cellular calcium and, in some mammals, the release of somatotropins [13,55,56]. A role for non-REM sleep in developmental cortical plasticity is suggested by maturational changes in non-REM sleep that coincide with perio ...
... synchronized bursting in thalamocortical circuits, transient increases of intra-cellular calcium and, in some mammals, the release of somatotropins [13,55,56]. A role for non-REM sleep in developmental cortical plasticity is suggested by maturational changes in non-REM sleep that coincide with perio ...
ATLAS OF FUNCTIONAL NEUROANATOMY
... color coding is included after the list of illustrations.) Much of the subject matter’s difficulty is terminology — complex, difficult to spell, sometimes inconsistent, with a Latin base, and sometimes with names of individuals (used often by neurologists, neurosurgeons, and neuroradiologists). A gl ...
... color coding is included after the list of illustrations.) Much of the subject matter’s difficulty is terminology — complex, difficult to spell, sometimes inconsistent, with a Latin base, and sometimes with names of individuals (used often by neurologists, neurosurgeons, and neuroradiologists). A gl ...
What clinical disorders tell us about the neural
... inclusive, attempting to describe features common among a group of patients with similar symptoms, whereas scientific studies tend to be exclusive, focusing on one or a few differences between experimental and control subjects. Finally, basic scientists often study saccades in several species (e.g. ...
... inclusive, attempting to describe features common among a group of patients with similar symptoms, whereas scientific studies tend to be exclusive, focusing on one or a few differences between experimental and control subjects. Finally, basic scientists often study saccades in several species (e.g. ...
Functional Microarchitecture of Cat Primary Visual Cortex
... We found that preferred direction, preferred orientation, and orientation tuning width were more clustered than would be expected from a random distribution. However, preferred phase, direction selectivity, relative modulation (F1/DC), and spatial frequency preference and tuning width showed no such ...
... We found that preferred direction, preferred orientation, and orientation tuning width were more clustered than would be expected from a random distribution. However, preferred phase, direction selectivity, relative modulation (F1/DC), and spatial frequency preference and tuning width showed no such ...
Apparent Loss and Hypertrophy of Interneurons in a Mouse Model
... objective, counting only neurons with a clearly identifiable nucleus. This value was expressed as the number of detectable neurons per section and corrected by the method of Abercrombie (1946). The same sections were examined under a 1003 objective, and measurements of cross-sectional area were made ...
... objective, counting only neurons with a clearly identifiable nucleus. This value was expressed as the number of detectable neurons per section and corrected by the method of Abercrombie (1946). The same sections were examined under a 1003 objective, and measurements of cross-sectional area were made ...
Zebrafish Get Connected: Investigating Neurotransmission Targets
... Metabotropic receptors are organized into three classes or groups, Group I, Group II, and Group III receptors. Group I receptors include GRM1 and GRM5. Group I receptors classically are coupled to Gq /G11 proteins that activate inositol triphosphate (IP3) second messenger signaling and increase intr ...
... Metabotropic receptors are organized into three classes or groups, Group I, Group II, and Group III receptors. Group I receptors include GRM1 and GRM5. Group I receptors classically are coupled to Gq /G11 proteins that activate inositol triphosphate (IP3) second messenger signaling and increase intr ...
DOPAMINERGIC AUGMENTATION of HUMAN FEAR EXTINCTION
... 1.5.1 General .................................................................................................... 17 1.5.2 Associative learning in acquisition of anxiety related disorders............... 19 1.5.3 Treatment of anxiety related disorders ................................................ ...
... 1.5.1 General .................................................................................................... 17 1.5.2 Associative learning in acquisition of anxiety related disorders............... 19 1.5.3 Treatment of anxiety related disorders ................................................ ...
In 1978 Mountcastle hypothesized that the smallest functional unit of
... (“mosaic”) made up of discrete place-defined macrocolumns – “segregates”– in the region of cat and monkey somatosensory cortex which receives input from forelimb skin, also proposed that discrete place-defined macrocolumns are a common mode of topographic organization throughout somatosensory cortex ...
... (“mosaic”) made up of discrete place-defined macrocolumns – “segregates”– in the region of cat and monkey somatosensory cortex which receives input from forelimb skin, also proposed that discrete place-defined macrocolumns are a common mode of topographic organization throughout somatosensory cortex ...
The Basal Forebrain Cholinergic Projection
... rat brain beyond the basal forebrain. They are found in the striatum, the medial habenular nucleus, mesopontine tegmentum, cranial nerve motor nuclei and the ventral horn of the spinal cord (for ref. see Semba, 2004). Cholinergic intrinsic neurons are absent in the cortex of the BALB/c ByJ mouse (Ki ...
... rat brain beyond the basal forebrain. They are found in the striatum, the medial habenular nucleus, mesopontine tegmentum, cranial nerve motor nuclei and the ventral horn of the spinal cord (for ref. see Semba, 2004). Cholinergic intrinsic neurons are absent in the cortex of the BALB/c ByJ mouse (Ki ...