Review The Neural Basis of Perceptual Learning
... of perceptual learning will aid in the localization of the process of discrimination and the mechanism of learning within the visual system rests on this specificity. Specificity in learning for position in visual space and for the orientation of a stimulus suggests the involvement of early stages i ...
... of perceptual learning will aid in the localization of the process of discrimination and the mechanism of learning within the visual system rests on this specificity. Specificity in learning for position in visual space and for the orientation of a stimulus suggests the involvement of early stages i ...
REVIEW ARTICLE Modulation of b-adrenergic receptor subtype activities in
... from basic and clinical research concerning the mechanisms of the life-saving effects of b-adrenergic antagonists (b-AAs) in high-risk cardiac patients. This article re-emphasizes the mechanisms underlying b-adrenergic antagonism and also illuminates novel rationales behind the use of perioperative ...
... from basic and clinical research concerning the mechanisms of the life-saving effects of b-adrenergic antagonists (b-AAs) in high-risk cardiac patients. This article re-emphasizes the mechanisms underlying b-adrenergic antagonism and also illuminates novel rationales behind the use of perioperative ...
Histochemical and lmmunocytochemical Compartments of the
... used to delimit the nucleus and the major concentrations of small and large cells in it. The drawings were then superimposed, using the blood vessel profiles as guides. Serial photomicrographs of frontal sections through the anteroposterior extent of the CO- and parvalbumin-stained VPM were printed ...
... used to delimit the nucleus and the major concentrations of small and large cells in it. The drawings were then superimposed, using the blood vessel profiles as guides. Serial photomicrographs of frontal sections through the anteroposterior extent of the CO- and parvalbumin-stained VPM were printed ...
Spike-Timing-Dependent Hebbian Plasticity as
... A crucial question regarding the spike-based Hebbian learning rule described above is whether it produces a stable set of weights for a given training set of inputs. In the case of the conventional Hebbian learning rule, which only prescribes increases in synaptic weights based on pre- and postsynap ...
... A crucial question regarding the spike-based Hebbian learning rule described above is whether it produces a stable set of weights for a given training set of inputs. In the case of the conventional Hebbian learning rule, which only prescribes increases in synaptic weights based on pre- and postsynap ...
letter - Hanks Lab
... encoding of decision variables in posterior parietal cortex and prefrontal cortex (frontal orienting fields, FOF). We recorded the firing rates of neurons in posterior parietal cortex and FOF from rats performing a perceptual decision-making task. Classical analyses uncovered correlates of accumulat ...
... encoding of decision variables in posterior parietal cortex and prefrontal cortex (frontal orienting fields, FOF). We recorded the firing rates of neurons in posterior parietal cortex and FOF from rats performing a perceptual decision-making task. Classical analyses uncovered correlates of accumulat ...
BLOOD SUPPLY OF THE BRAIN
... Degenerative diseases of the arteries: These can lead to occlusion or to hemorrhage. Inflammatory diseases of the arteries: Inflammatory diseases, including systemic lupus erythematosus, giant cell arteritis, and syphilitic arteritis, can result in occlusion of cerebral vessels, which, in turn, ...
... Degenerative diseases of the arteries: These can lead to occlusion or to hemorrhage. Inflammatory diseases of the arteries: Inflammatory diseases, including systemic lupus erythematosus, giant cell arteritis, and syphilitic arteritis, can result in occlusion of cerebral vessels, which, in turn, ...
Detection of an Autoantibody from Pug Dogs with Necrotizing
... dogs2,3,10,11,17 and rarely in other breeds, such as Maltese dogs,18,19 and is therefore also known as Pug dog encephalitis. The clinical neurologic lesions result in generalized seizure, ataxia, and depression in young Pug dogs. The cause of Pug dog encephalitis is unknown. Previous reports have su ...
... dogs2,3,10,11,17 and rarely in other breeds, such as Maltese dogs,18,19 and is therefore also known as Pug dog encephalitis. The clinical neurologic lesions result in generalized seizure, ataxia, and depression in young Pug dogs. The cause of Pug dog encephalitis is unknown. Previous reports have su ...
Glucose-sensing neurons: Are they physiologically relevant?
... sensitive to intracellular ATP levels. These include the cystic fibrosis transmembrane regulator chloride conductance (CFTR) [42]. Interestingly, CFTR channels are also members of the ATP binding cassette superfamily and are sensitive to sulfonylurea drugs [43]. Sulfonylureas (SUR) close the CFTR ch ...
... sensitive to intracellular ATP levels. These include the cystic fibrosis transmembrane regulator chloride conductance (CFTR) [42]. Interestingly, CFTR channels are also members of the ATP binding cassette superfamily and are sensitive to sulfonylurea drugs [43]. Sulfonylureas (SUR) close the CFTR ch ...
Molecular and Cellular Endocrinology Metabolic control of puberty
... that leptin acts (mainly) indirectly in the control of the GnRH system. Yet, there has been a conspicuous lack of functional data for such an indirect mode of action until very recently. In the last months, however, Quennell et al. (2009) have presented conclusive experimental evidence to demonstrat ...
... that leptin acts (mainly) indirectly in the control of the GnRH system. Yet, there has been a conspicuous lack of functional data for such an indirect mode of action until very recently. In the last months, however, Quennell et al. (2009) have presented conclusive experimental evidence to demonstrat ...
Visual Processing in the Primate Brain
... evolved biological system, the goal of vision is not to produce a veridical description of the external world but a description that facilitates adaptive behavior. Those aspects of the input that contain information critical for behavior will be emphasized and those aspects that carry little informa ...
... evolved biological system, the goal of vision is not to produce a veridical description of the external world but a description that facilitates adaptive behavior. Those aspects of the input that contain information critical for behavior will be emphasized and those aspects that carry little informa ...
BLOOD SUPPLY OF THE BRAIN
... Degenerative diseases of the arteries: These can lead to occlusion or to hemorrhage. Inflammatory diseases of the arteries: Inflammatory diseases, including systemic lupus erythematosus, giant cell arteritis, and syphilitic arteritis, can result in occlusion of cerebral vessels, which, in turn, ...
... Degenerative diseases of the arteries: These can lead to occlusion or to hemorrhage. Inflammatory diseases of the arteries: Inflammatory diseases, including systemic lupus erythematosus, giant cell arteritis, and syphilitic arteritis, can result in occlusion of cerebral vessels, which, in turn, ...
Neuronal polarity: establishing and maintaining the axon initial
... ion channels in the postsynapse open, by for instance binding of a neurotransmitter, which result in a local influx of sodium ions. This influx of sodium ions depolarizes the membrane causing a local change in membrane resting potential (-60mV normally) towards a more positive charge. The electric s ...
... ion channels in the postsynapse open, by for instance binding of a neurotransmitter, which result in a local influx of sodium ions. This influx of sodium ions depolarizes the membrane causing a local change in membrane resting potential (-60mV normally) towards a more positive charge. The electric s ...
What is oseltamivir (Tamiflu )? What is influenza? Why is influenza a
... Zanamivir: Treatment dose is 10 mg inhaled twice a day (BID) for 5 days. Prophylactic dose is 10 mg once a day (OD). Prophylaxis should be continued until 8 days after the last exposure to a symptomatic case. During outbreaks in LTCF, prophylaxis should be continued until the outbreak is declared ov ...
... Zanamivir: Treatment dose is 10 mg inhaled twice a day (BID) for 5 days. Prophylactic dose is 10 mg once a day (OD). Prophylaxis should be continued until 8 days after the last exposure to a symptomatic case. During outbreaks in LTCF, prophylaxis should be continued until the outbreak is declared ov ...
weight loss
... present, then all relevant guidelines ,endorse medically directed weight loss intervention as a path to improve health risk. obesity (BMI 30 kg/m2) mandates medical counseling for weight loss, with one exception. A discrepancy arises in guidance for individuals who have BMI of 30 kg/m2 or higher but ...
... present, then all relevant guidelines ,endorse medically directed weight loss intervention as a path to improve health risk. obesity (BMI 30 kg/m2) mandates medical counseling for weight loss, with one exception. A discrepancy arises in guidance for individuals who have BMI of 30 kg/m2 or higher but ...
Cascades and Cognitive State: Focused Attention Incurs Subcritical
... resting scan, or during blocks of CRT and intermittent rest. These cascades represent an aggregate signal across the brain, and should therefore not necessarily be considered as having the same physiological mechanisms as the neuronal avalanches observed at microscopic scales in LFP experiments (Beg ...
... resting scan, or during blocks of CRT and intermittent rest. These cascades represent an aggregate signal across the brain, and should therefore not necessarily be considered as having the same physiological mechanisms as the neuronal avalanches observed at microscopic scales in LFP experiments (Beg ...
Critical role of extracellularly secreted neuronal pentraxin 1 in
... article, unless otherwise stated. ...
... article, unless otherwise stated. ...
MicroRNA Regulation of CNS Myelination
... this reason: FGF is a mitogen for OPCs, but FGF was present only in experiments performed by Zhao et al. but not Dugas et al. In addition, Dugas et al. used only miR-338-5p in experiments, whereas Zhao et al. used both miR-338-5p and miR-338-3p. It is the 3p strand that targets FGFR2 and ZFP238. The ...
... this reason: FGF is a mitogen for OPCs, but FGF was present only in experiments performed by Zhao et al. but not Dugas et al. In addition, Dugas et al. used only miR-338-5p in experiments, whereas Zhao et al. used both miR-338-5p and miR-338-3p. It is the 3p strand that targets FGFR2 and ZFP238. The ...
Autistic spectrum disorders: A review of clinical features, theories
... Balanced development of excitatory and inhibitory synapses is essential for the normal function of sensory and cognitive networks in the brain (Takahashi et al., 2012). An imbalance in this development may cause the pathogenesis of several neuropsychiatric disorders, including ASD, schizophrenia and ...
... Balanced development of excitatory and inhibitory synapses is essential for the normal function of sensory and cognitive networks in the brain (Takahashi et al., 2012). An imbalance in this development may cause the pathogenesis of several neuropsychiatric disorders, including ASD, schizophrenia and ...
Aggression in Drosophila - American Psychological Association
... territory, food, and potential mates: Fruit flies are no exception. In Drosophila, both males and females compete in same sex fights for resources, but only males establish hierarchical relationships. Many investigators now study aggression using the fruit fly model, mainly because (a) aggression in ...
... territory, food, and potential mates: Fruit flies are no exception. In Drosophila, both males and females compete in same sex fights for resources, but only males establish hierarchical relationships. Many investigators now study aggression using the fruit fly model, mainly because (a) aggression in ...
Neural and psychological mechanisms underlying compulsive drug
... in 2012, which summarized aspects of the theoretical basis and results of some of our research. One of the starting points of this research was that the investigation of the molecular and neurochemical correlates of the reinforcing effects of acute drug self-administration and of chronic drug use wi ...
... in 2012, which summarized aspects of the theoretical basis and results of some of our research. One of the starting points of this research was that the investigation of the molecular and neurochemical correlates of the reinforcing effects of acute drug self-administration and of chronic drug use wi ...
Horizontal Synaptic Connections in Monkey Prefrontal Cortex: An In
... extracellular stimulation applied successively to 20–30 discrete sites located up to 2200 µm lateral to the recorded cell. Several criteria were applied to discriminate between mono- and polysynaptic responses. Long-distance monosynaptic connections were mediated by fibers with relatively slow condu ...
... extracellular stimulation applied successively to 20–30 discrete sites located up to 2200 µm lateral to the recorded cell. Several criteria were applied to discriminate between mono- and polysynaptic responses. Long-distance monosynaptic connections were mediated by fibers with relatively slow condu ...
Management of sodium-channel blocker poisoning: the role of
... 29) MCCABE JL, COBAUGH DJ, MENEGAZZI JJ, FATA J. Experimental tricyclic antidepressant toxicity: a randomized, controlled comparison of hypertonic saline solution, sodium bicarbonate and hyperventilation. Ann Emerg Med 1998; 32(3 pt1): 329333. ...
... 29) MCCABE JL, COBAUGH DJ, MENEGAZZI JJ, FATA J. Experimental tricyclic antidepressant toxicity: a randomized, controlled comparison of hypertonic saline solution, sodium bicarbonate and hyperventilation. Ann Emerg Med 1998; 32(3 pt1): 329333. ...
Biomechanical and neurophysiological mechanisms related to
... tension variation, but only a combination of afferent inputs can provide the necessary information to control body equilibrium (Dietz, 1996). The role of proprioceptive information from ankle muscles has been highlighted in various studies (Fitzpatrick et al., 1994; Fitzpatrick et al., 1992a; Gatev ...
... tension variation, but only a combination of afferent inputs can provide the necessary information to control body equilibrium (Dietz, 1996). The role of proprioceptive information from ankle muscles has been highlighted in various studies (Fitzpatrick et al., 1994; Fitzpatrick et al., 1992a; Gatev ...
Chap 15 Powerpoint
... and ganglia forming an independent nerve network within the wall of the gastrointestinal (GI) tract. The ...
... and ganglia forming an independent nerve network within the wall of the gastrointestinal (GI) tract. The ...