Zhang Yufeng - USD Biology
... Obtain reward and avoid punishment • 5-HT system is involved in the decrease of behavioral activity both to avoid aversive events with a prediction of punishment as well as to achieve rewards with a prediction of reward • Go/no-go task: action restraint • Stop-signal reaction time task: action can ...
... Obtain reward and avoid punishment • 5-HT system is involved in the decrease of behavioral activity both to avoid aversive events with a prediction of punishment as well as to achieve rewards with a prediction of reward • Go/no-go task: action restraint • Stop-signal reaction time task: action can ...
Mechanisms of Visual Attention in the Human Cortex
... letter T or L at fixation, an attentionally demanding task. The stimuli were presented under two different conditions, simultaneous and sequential (Figure 3; see color insert). In the sequential condition, a single stimulus appeared in one of the four locations, then another appeared in a different ...
... letter T or L at fixation, an attentionally demanding task. The stimuli were presented under two different conditions, simultaneous and sequential (Figure 3; see color insert). In the sequential condition, a single stimulus appeared in one of the four locations, then another appeared in a different ...
CURRICULUM VITAE - Test - University of South Florida
... This collaborative project brings together researchers in five states to simulate populations of respiratory neurons with realistic biophysical properties and computationally efficient large-scale simulations. Simulations are being used to integrate current knowledge, provide a framework to test and ...
... This collaborative project brings together researchers in five states to simulate populations of respiratory neurons with realistic biophysical properties and computationally efficient large-scale simulations. Simulations are being used to integrate current knowledge, provide a framework to test and ...
Amyloid Precursor Protein in Cortical Neurons: Coexistence of Two
... Cell cytoskeleton preparation. Detergent-soluble and -insoluble fractions of embryonic neurons were prepared according to Refolo et al. (199 1). The cells were washed twice in PBS containing CaZ+ and Mg*+ and once in buffer A (10 mM PIPES pH 6.9,5 mM EGTA, 5 mM MgCl,, 2 M glycerol, and protease inhi ...
... Cell cytoskeleton preparation. Detergent-soluble and -insoluble fractions of embryonic neurons were prepared according to Refolo et al. (199 1). The cells were washed twice in PBS containing CaZ+ and Mg*+ and once in buffer A (10 mM PIPES pH 6.9,5 mM EGTA, 5 mM MgCl,, 2 M glycerol, and protease inhi ...
A Brainstem Network Mediating Apneic Reflexes in the Rat
... perf used through the heart as described previously (Chamberlin and Saper, 1994). The skull was opened and placed in the stereotaxic apparatus to block the brains rostral to the injection site in the same plane as the pipette tracks. The brains and cervical spinal cords were removed and immersed in ...
... perf used through the heart as described previously (Chamberlin and Saper, 1994). The skull was opened and placed in the stereotaxic apparatus to block the brains rostral to the injection site in the same plane as the pipette tracks. The brains and cervical spinal cords were removed and immersed in ...
The Cholinergic Hypothesis of Age and Alzheimer`s Disease
... result, the authors suggested that: 1) it is unlikely that a cholinergic marker could be used as an early indicator of AD; 2) it is unlikely that a cholinergic deficit could be identified prior to the patient becoming symptomatic; and 3) only the patients with more severe disease should be a target ...
... result, the authors suggested that: 1) it is unlikely that a cholinergic marker could be used as an early indicator of AD; 2) it is unlikely that a cholinergic deficit could be identified prior to the patient becoming symptomatic; and 3) only the patients with more severe disease should be a target ...
Olfactory maps, circuits and computations
... axons were also revealed, with the anterior PCTX receiving more afferents than the posterior PCTX, and the lateral OT receiving denser innervation from the bulb than the medial OT [23–31]. However, labeling of smaller bulb regions and filling of single mitral cells (which only partially highlighted ...
... axons were also revealed, with the anterior PCTX receiving more afferents than the posterior PCTX, and the lateral OT receiving denser innervation from the bulb than the medial OT [23–31]. However, labeling of smaller bulb regions and filling of single mitral cells (which only partially highlighted ...
Constructivist Framework for Understanding Pain
... epistemology and philosophy of science (Hundert, 1995). In contrast to the empiricists who asserted that we passively receive knowledge and information from the external world, Kant proposed that we construct our experience on the basis of certain innate conceptual structures (such as space, time, a ...
... epistemology and philosophy of science (Hundert, 1995). In contrast to the empiricists who asserted that we passively receive knowledge and information from the external world, Kant proposed that we construct our experience on the basis of certain innate conceptual structures (such as space, time, a ...
Bio Chap 15 - mlfarrispsych
... consistent with Bowen’s view that state-dependent learning is involved. ...
... consistent with Bowen’s view that state-dependent learning is involved. ...
Cerebellar Unit Activity and the Movement Disruption Induced by
... Sixteen male albino rats of the Wistar strain, about 3 months old, were reduced to 85 % of original body weight (200—250 g) and trained to reach for 20 mg pellets of Larsen's diet into a narrow (11 mm internal diameter) horizontal feeder attached to the front wall of a plexiglass chamber (Megirian e ...
... Sixteen male albino rats of the Wistar strain, about 3 months old, were reduced to 85 % of original body weight (200—250 g) and trained to reach for 20 mg pellets of Larsen's diet into a narrow (11 mm internal diameter) horizontal feeder attached to the front wall of a plexiglass chamber (Megirian e ...
The Neuropathology of Huntington`s Disease
... 3.2 Basal Ganglia Pathways The basal ganglia are integrated into a circular interconnected forebrain loop, which forms a cortical/basal ganglia/thalamus/cortical circuit (Nauta and Domesick 1984), (see Fig. 1). The cortex provides a major excitatory glutamatergic input to the caudate nucleus and put ...
... 3.2 Basal Ganglia Pathways The basal ganglia are integrated into a circular interconnected forebrain loop, which forms a cortical/basal ganglia/thalamus/cortical circuit (Nauta and Domesick 1984), (see Fig. 1). The cortex provides a major excitatory glutamatergic input to the caudate nucleus and put ...
Evolution of the Size and Functional Areas of the Human Brain
... with a comparative neuroanatomical analysis of closely related species, shows that the hominid brain increased in size more than threefold over a period of approximately 2.5 million years. However, it has become increasingly clear that the human brain is not simply a large ape brain: Important quali ...
... with a comparative neuroanatomical analysis of closely related species, shows that the hominid brain increased in size more than threefold over a period of approximately 2.5 million years. However, it has become increasingly clear that the human brain is not simply a large ape brain: Important quali ...
Original Article Female Rat Hippocampal Cell
... (CPP), which is widely used as a model for studying the reinforcing effects of drugs with dependence liability. Long-term opiate use may produce maladaptive plasticity in the brain structures involved in learning and memory, such as the hippocampus. We investigated the phenomenon of conditioning wit ...
... (CPP), which is widely used as a model for studying the reinforcing effects of drugs with dependence liability. Long-term opiate use may produce maladaptive plasticity in the brain structures involved in learning and memory, such as the hippocampus. We investigated the phenomenon of conditioning wit ...
Vesicular glutamate transporters (VGLUTs): The three musketeers of
... (Fujiama et al. 2001, Herzog et al. 2001, SakataHaga et al. 2001, Takamori et al. 2001). The two isoforms appeared to account for the release of glutamate by all known glutamatergic neurons, but there was evidence that a number of dopaminergic and serotonergic neurons as well as astrocytes might als ...
... (Fujiama et al. 2001, Herzog et al. 2001, SakataHaga et al. 2001, Takamori et al. 2001). The two isoforms appeared to account for the release of glutamate by all known glutamatergic neurons, but there was evidence that a number of dopaminergic and serotonergic neurons as well as astrocytes might als ...
Sensitization of the Trigeminal Sensory System During Different
... was used as a search stimulus while the electrode penetrated into the TNC or spinal cord. Once a neuron that responded to periocular stimulation was isolated its response properties was ascertained by using air puff, brushing the skin and pressure applied with a wooden applicator or Von Frey filamen ...
... was used as a search stimulus while the electrode penetrated into the TNC or spinal cord. Once a neuron that responded to periocular stimulation was isolated its response properties was ascertained by using air puff, brushing the skin and pressure applied with a wooden applicator or Von Frey filamen ...
Can mechanistic explanation be reconciled with
... mechanisms is called into question. When represented in a graph theoretical manner, the parts and operations can be seen as entities within large networks that are also scale-free in the sense that there is not a well-defined scale on which to characterize the boundaries of the mechanism within the ...
... mechanisms is called into question. When represented in a graph theoretical manner, the parts and operations can be seen as entities within large networks that are also scale-free in the sense that there is not a well-defined scale on which to characterize the boundaries of the mechanism within the ...
Glycolytic Enzymes Localize to Synapses under Energy Stress to
... forms in vivo near synapses to meet local energy demands and support synaptic function in Caenorhabditis elegans neurons. Under conditions of energy stress, glycolytic enzymes redistribute from a diffuse localization in the cytoplasm to a punctate localization adjacent to synapses. Glycolytic enzyme ...
... forms in vivo near synapses to meet local energy demands and support synaptic function in Caenorhabditis elegans neurons. Under conditions of energy stress, glycolytic enzymes redistribute from a diffuse localization in the cytoplasm to a punctate localization adjacent to synapses. Glycolytic enzyme ...
Resonance properties of different neuronal populations in the
... 1. Introduction 1.1 Different frequency band oscillations in brain regions Neural oscillation is rhythmic or repetitive neural activity in the central nervous system. Neural tissue can generate oscillatory activity in many ways, driven either by mechanisms localized with individual neurons or by int ...
... 1. Introduction 1.1 Different frequency band oscillations in brain regions Neural oscillation is rhythmic or repetitive neural activity in the central nervous system. Neural tissue can generate oscillatory activity in many ways, driven either by mechanisms localized with individual neurons or by int ...
Word Definition 12 Cranial Nerve innervation of
... Many neurons of auditory cortical areas are selectively responsive to temporal patterns of auditory stimuli, e.g., frequency modulation of tones. Areas have been found that appear to respond to more complex aspects of auditory patterns like the vocalizations of conspecifics. The visceral nervous sys ...
... Many neurons of auditory cortical areas are selectively responsive to temporal patterns of auditory stimuli, e.g., frequency modulation of tones. Areas have been found that appear to respond to more complex aspects of auditory patterns like the vocalizations of conspecifics. The visceral nervous sys ...
Cardiovascular and autonomic modulation by
... brain, thus reducing pressure levels. The study reinforces the adoption of exercise training as initiation and/or coadjuvant therapy for prevention/management of hypertension to reduce cardiovascular morbidity and mortality. The intermediate NTS receives inputs particularly from arterial barorecepto ...
... brain, thus reducing pressure levels. The study reinforces the adoption of exercise training as initiation and/or coadjuvant therapy for prevention/management of hypertension to reduce cardiovascular morbidity and mortality. The intermediate NTS receives inputs particularly from arterial barorecepto ...
Distinct roles of transcription factors EGL-46 and DAF
... neuron HOB require the activities of transcription factor EGL-46 and to some extent also EGL-44. This EGL-46regulated program is specific to HOB and is distinct from a general ciliogenic pathway functioning in all ciliated ...
... neuron HOB require the activities of transcription factor EGL-46 and to some extent also EGL-44. This EGL-46regulated program is specific to HOB and is distinct from a general ciliogenic pathway functioning in all ciliated ...
Epileptiform Activity Can Be Initiated in Various Neocortical Layers
... ment of rapid changes in transmembrane potential, such as action potentials. The optical signals from neuronal processes stained with voltage-sensitive dyes are linear with membrane potential (Ross et al. 1977). If multiple neurons are recorded optically by a single detector, the optical signal repr ...
... ment of rapid changes in transmembrane potential, such as action potentials. The optical signals from neuronal processes stained with voltage-sensitive dyes are linear with membrane potential (Ross et al. 1977). If multiple neurons are recorded optically by a single detector, the optical signal repr ...