Alpha-beta and Gamma Rhythms Subserve Feedback and
... remained identical except in a few cases, the most notable being V1-V2 in the right hemisphere, changing from an insignificant difference to a stronger alpha-beta GC in the feedforward than in the feedback direction. Because the peak-aligned analysis accounts for inter-subject variability, it was us ...
... remained identical except in a few cases, the most notable being V1-V2 in the right hemisphere, changing from an insignificant difference to a stronger alpha-beta GC in the feedforward than in the feedback direction. Because the peak-aligned analysis accounts for inter-subject variability, it was us ...
Molecular Mechanisms of Signal Integration in Hypothalamic
... on the mechanisms by which hypothalamic neurons process multiple signals and produce an integrated response. We illustrate our research strategy by reviewing our work on two separate neural systems: the hypothalamic paraventricular nucleus (PVN) and the suprachiasmatic nucleus (SCN). We have focused ...
... on the mechanisms by which hypothalamic neurons process multiple signals and produce an integrated response. We illustrate our research strategy by reviewing our work on two separate neural systems: the hypothalamic paraventricular nucleus (PVN) and the suprachiasmatic nucleus (SCN). We have focused ...
Sequence of information processing for emotions based on the
... The amygdala appears to extract the affective significance of stimuli, and the prefrontal cortex guides goal-directed behavior (Damasio, 1994; Petrides, 1996; Roberts and Wallis, 2000; Levy and Goldman-Rakic, 2000; Fuster, 2000; Barbas et al., 2002). Communication between the amygdala and the prefro ...
... The amygdala appears to extract the affective significance of stimuli, and the prefrontal cortex guides goal-directed behavior (Damasio, 1994; Petrides, 1996; Roberts and Wallis, 2000; Levy and Goldman-Rakic, 2000; Fuster, 2000; Barbas et al., 2002). Communication between the amygdala and the prefro ...
Making Mirrors: Premotor Cortex Stimulation
... of the timing of the influence of PMv on M1 during mirror motor facilitation. Moreover, the same technique can be used to compare the influence exerted by PMv and PMd. In paired-pulse TMS, a conditioning pulse is applied to the brain area under investigation. This areaʼs task-related influence on M1 ...
... of the timing of the influence of PMv on M1 during mirror motor facilitation. Moreover, the same technique can be used to compare the influence exerted by PMv and PMd. In paired-pulse TMS, a conditioning pulse is applied to the brain area under investigation. This areaʼs task-related influence on M1 ...
Potts Networks – Latching – Correlated patterns
... • Correlation seems to be at least one of the main properties determining latching. • However, the transition matrix is not symmetric, which means that there are other important factors. • The equilibrium between global inhibition and local self excitation can control the complexity of symbolic cha ...
... • Correlation seems to be at least one of the main properties determining latching. • However, the transition matrix is not symmetric, which means that there are other important factors. • The equilibrium between global inhibition and local self excitation can control the complexity of symbolic cha ...
D2 receptor overexpression in the striatum leads to a deficit in
... SKF-81297 on the evoked IPSC and EPSC trains in both transgenic and control mice. SKF-81297 is a highly D1-selective agonist, which has a Ki for the D1 receptor of ∼2 nM but has a Ki for the D2R of ∼1,000 nM (24). We and others recently reported that SKF-81297 at a concentration of 1 μM significantly ...
... SKF-81297 on the evoked IPSC and EPSC trains in both transgenic and control mice. SKF-81297 is a highly D1-selective agonist, which has a Ki for the D1 receptor of ∼2 nM but has a Ki for the D2R of ∼1,000 nM (24). We and others recently reported that SKF-81297 at a concentration of 1 μM significantly ...
The auditory cortex
... mustache bat AC will not be reviewed here because extensive reviews are available (references above). They are exemplary for several reasons: 1. A large part, if not the whole AC, is included in these studies. 2. The studies have a common theoretical framework ± the physics, physiology and ecology o ...
... mustache bat AC will not be reviewed here because extensive reviews are available (references above). They are exemplary for several reasons: 1. A large part, if not the whole AC, is included in these studies. 2. The studies have a common theoretical framework ± the physics, physiology and ecology o ...
... AbstractÐThe prefrontal cortex in rhesus monkeys is a heterogeneous region by structure, connections and function. Caudal medial and orbitofrontal cortices receive input from cortical and subcortical structures associated with emotions, autonomic function and long-term memory, while lateral prefront ...
Responses of single neurons in the human brain during flash
... on one retina during the dichoptic period, the neuronal responses of these cells are very similar to those when the effective stimulus is presented monocularly. This supports the view that the neurons in the MTL primarily represent the percept rather than the visual input per se. Given that the dich ...
... on one retina during the dichoptic period, the neuronal responses of these cells are very similar to those when the effective stimulus is presented monocularly. This supports the view that the neurons in the MTL primarily represent the percept rather than the visual input per se. Given that the dich ...
Through the looking glass: counter
... realigned and ‘unwarped’ (corrected for interactions between movements and field inhomogeneities) (Andersson et al., 2001), normalized to a standard echo planar imaging template, resampled to a resolution of 3 · 3 · 3 mm and smoothed with a three-dimensional Gaussian kernel with full-width half maxim ...
... realigned and ‘unwarped’ (corrected for interactions between movements and field inhomogeneities) (Andersson et al., 2001), normalized to a standard echo planar imaging template, resampled to a resolution of 3 · 3 · 3 mm and smoothed with a three-dimensional Gaussian kernel with full-width half maxim ...
Spike Train SIMilarity Space (SSIMS): A Framework for Single
... network function and will require new methods to visualize and perform statistical comparisons among activity patterns observed over large sets of neurons (Alivisatos et al., 2013). Neurons often display complex response properties reflecting multiple behavioral and cognitive parameters (Sanes & Don ...
... network function and will require new methods to visualize and perform statistical comparisons among activity patterns observed over large sets of neurons (Alivisatos et al., 2013). Neurons often display complex response properties reflecting multiple behavioral and cognitive parameters (Sanes & Don ...
Circuit Architecture of VTA Dopamine Neurons Revealed by
... 1996; Ungless et al., 2004). These findings were consistent with behavioral evidence demonstrating an unequivocal relationship between DA transmission and the reinforcing effects of natural and drug rewards (Wise and Rompré, 1989). However, the simplifying assumption that DA neurons functioned as a ...
... 1996; Ungless et al., 2004). These findings were consistent with behavioral evidence demonstrating an unequivocal relationship between DA transmission and the reinforcing effects of natural and drug rewards (Wise and Rompré, 1989). However, the simplifying assumption that DA neurons functioned as a ...
Learning of Sequences of Finger Movements and Timing: Frontal
... 2002; 10.1152/jn.00116.2002. Motor sequence learning involves learning of a sequence of effectors with which to execute a series of movements and learning of a sequence of timings at which to execute the movements. In this study, we have segregated the neural correlates of the two learning mechanism ...
... 2002; 10.1152/jn.00116.2002. Motor sequence learning involves learning of a sequence of effectors with which to execute a series of movements and learning of a sequence of timings at which to execute the movements. In this study, we have segregated the neural correlates of the two learning mechanism ...
Resting-State Connectivity Predictors of Response to
... MDD is characterized by impaired cortico-limbic functioning, including dysfunction in (1) the cortical brain regions that mediate attention, reward-based decision making, and monitoring of emotional salience (Ressler and Mayberg, 2007; Seminowicz et al, 2004); (2) the subcortical brain regions that ...
... MDD is characterized by impaired cortico-limbic functioning, including dysfunction in (1) the cortical brain regions that mediate attention, reward-based decision making, and monitoring of emotional salience (Ressler and Mayberg, 2007; Seminowicz et al, 2004); (2) the subcortical brain regions that ...
Visually induced and spontaneous behavior in the zebrafish
... In order to study goal-driven navigation in conditions compatible with imaging, I developed a visual virtual reality system for zebrafish larva. The visual feedback can be chosen to be similar to what the animal experiences in natural conditions. Alternatively, alteration of the feedback can be used ...
... In order to study goal-driven navigation in conditions compatible with imaging, I developed a visual virtual reality system for zebrafish larva. The visual feedback can be chosen to be similar to what the animal experiences in natural conditions. Alternatively, alteration of the feedback can be used ...
Hunger Modulates the Responses to Gustatory Stimuli
... 3. This modulation of responsiveness of the gustatory responses of the neurons to satiety was not due to peripheral adaptation in the gustatory system or to altered efficacy of gustatory stimulation after satiety was reached, because modulation of neuronal responsiveness by satiety was not seen at e ...
... 3. This modulation of responsiveness of the gustatory responses of the neurons to satiety was not due to peripheral adaptation in the gustatory system or to altered efficacy of gustatory stimulation after satiety was reached, because modulation of neuronal responsiveness by satiety was not seen at e ...
The role of the hypothalamic dorsomedial nucleus in the central
... 5.2.2. PrRP-containing nerve fibers and terminals in the DMH PrRP immunolabeling was detected in different parts of the hypothalamus. PrRP-ir cell bodies appeared exclusively in the most caudal part of the DMH, while PrRP-ir fibers were present in the dorsal and ventral subdivisions of the DMH, as ...
... 5.2.2. PrRP-containing nerve fibers and terminals in the DMH PrRP immunolabeling was detected in different parts of the hypothalamus. PrRP-ir cell bodies appeared exclusively in the most caudal part of the DMH, while PrRP-ir fibers were present in the dorsal and ventral subdivisions of the DMH, as ...
The Number of Cortical Neurons Used to See
... participants were aged 16 to 17 years old. They and their parents gave informed written consent, as approved by the New York University review board. They all had 20/20 vision or altered to 20/20 vision and were fluent in English. What to do for each task was explained to each participant: 1) choose ...
... participants were aged 16 to 17 years old. They and their parents gave informed written consent, as approved by the New York University review board. They all had 20/20 vision or altered to 20/20 vision and were fluent in English. What to do for each task was explained to each participant: 1) choose ...
ARTICULOS PUBLICADOS EN REVISTAS ELECTRÓNICAS: TRABAJO 1:
... 13% of pre-stimulus firing rate. Table 1 shows the characteristics of these inhibitions, classified according to the stimulation site (DR or MnR). There were no significant differences in the characteristics of the inhibitions between those elicited by DR stimulation (n = 70) or MnR stimulation (n = ...
... 13% of pre-stimulus firing rate. Table 1 shows the characteristics of these inhibitions, classified according to the stimulation site (DR or MnR). There were no significant differences in the characteristics of the inhibitions between those elicited by DR stimulation (n = 70) or MnR stimulation (n = ...
Dopamine neurons projecting to the posterior striatum form an
... As previously reported, we found that dopamine neurons with distinct projection targets reside in different, but overlapping, areas of the midbrain (Figure 3; Figure 3-figure supplement 1; Figure 3-figure supplement 2; Figure 3-figure supplement 3) (Bjorklund and Dunnett, 2007; Haber, 2014; Lammel e ...
... As previously reported, we found that dopamine neurons with distinct projection targets reside in different, but overlapping, areas of the midbrain (Figure 3; Figure 3-figure supplement 1; Figure 3-figure supplement 2; Figure 3-figure supplement 3) (Bjorklund and Dunnett, 2007; Haber, 2014; Lammel e ...
Neurotransmitter Function
... experimental research on animals • Reserpine – keeps DA from entering synaptic vesicles – used in herbal medicine and used to be used to treat high blood pressure and stress (side effects) • Clozapine – block DA receptors – used to treat symptoms of schizophrenia • Chlorpromazine - block DA receptor ...
... experimental research on animals • Reserpine – keeps DA from entering synaptic vesicles – used in herbal medicine and used to be used to treat high blood pressure and stress (side effects) • Clozapine – block DA receptors – used to treat symptoms of schizophrenia • Chlorpromazine - block DA receptor ...
Neural correlates of stimulus–response and response–outcome
... the most recent forced-choice trial in the same direction and block and the next forced-choice trial in the same direction and same block were averaged together. In this way, free- and forcedchoice trials were matched for direction, outcome and position in block. To represent population activity, we ...
... the most recent forced-choice trial in the same direction and block and the next forced-choice trial in the same direction and same block were averaged together. In this way, free- and forcedchoice trials were matched for direction, outcome and position in block. To represent population activity, we ...