Dynamics and Synchronization of Motifs of Neuronal Populations in the Presence
... cortex (striate), up to extrastriate cortical cells. In the first layer, the receptive field of a photoreceptor neuron corresponds to the region in which light alters the firing response of that cell. For the ganglion cells in the retina, the receptive field encompasses the sensitive areas of their ...
... cortex (striate), up to extrastriate cortical cells. In the first layer, the receptive field of a photoreceptor neuron corresponds to the region in which light alters the firing response of that cell. For the ganglion cells in the retina, the receptive field encompasses the sensitive areas of their ...
Cover page
... experimentally induced states of hunger modulate neural representations of food cues, and the consequences for obesity, binge eating, and other eating disorders. Previous studies support a simple model for hunger-dependent processing of food cues: During states of satiety, food cue information enter ...
... experimentally induced states of hunger modulate neural representations of food cues, and the consequences for obesity, binge eating, and other eating disorders. Previous studies support a simple model for hunger-dependent processing of food cues: During states of satiety, food cue information enter ...
NK1 receptor-expressing spinoparabrachial neurons trigger diffuse
... Diffuse noxious inhibitory controls (DNIC) are very powerful long-lasting descending inhibitory controls, which are pivotal in modulating the activity of spinal and trigeminal nociceptive neurons. The principal feature of DNIC is that they are subserved by a loop that involves supraspinal structures ...
... Diffuse noxious inhibitory controls (DNIC) are very powerful long-lasting descending inhibitory controls, which are pivotal in modulating the activity of spinal and trigeminal nociceptive neurons. The principal feature of DNIC is that they are subserved by a loop that involves supraspinal structures ...
The human medial geniculate body
... view of the narrow tuning curves of the cells and their pattern of tonotopic organization [3]. Other parts (for example, the medial division) contain neurons with much broader, often polysensory tuning curves, and an unknown number of representations of the basilar membrane [l]. Moreover. the patter ...
... view of the narrow tuning curves of the cells and their pattern of tonotopic organization [3]. Other parts (for example, the medial division) contain neurons with much broader, often polysensory tuning curves, and an unknown number of representations of the basilar membrane [l]. Moreover. the patter ...
MAG, Nogo-A and NgR in Hippocampal Development and Regeneration TESIS DOCTORAL
... this thesis focuses on the characterization of several of the inhibitory molecules present in the CNS. We have analysed the role of myelin-associated inhibitors and their common receptor in the adult CNS under normal and pathological conditions, comparing their participation in axonal regeneration f ...
... this thesis focuses on the characterization of several of the inhibitory molecules present in the CNS. We have analysed the role of myelin-associated inhibitors and their common receptor in the adult CNS under normal and pathological conditions, comparing their participation in axonal regeneration f ...
Glycemic State Regulates Brain-Derived Neurotrophic Factor
... During a time when role models seem to become rarer and rarer, I‟ve had the privilege of learning from one of the best, Professor Alastair Ferguson. Thank you Al, not only for ironing out the rough edges of my research every step of the way, but also for teaching me the importance of balance in my l ...
... During a time when role models seem to become rarer and rarer, I‟ve had the privilege of learning from one of the best, Professor Alastair Ferguson. Thank you Al, not only for ironing out the rough edges of my research every step of the way, but also for teaching me the importance of balance in my l ...
Synapse formation in developing neural circuits.
... neuromuscular junction (NMJ). Because of its size, morphology and functional readouts, NMJs informed then, as they do now, most of our knowledge on synaptic biology. Taking advantage of this system, physiologist Willy Kühne and anatomist Wilhelm Krause independently hypothesized the existence of sy ...
... neuromuscular junction (NMJ). Because of its size, morphology and functional readouts, NMJs informed then, as they do now, most of our knowledge on synaptic biology. Taking advantage of this system, physiologist Willy Kühne and anatomist Wilhelm Krause independently hypothesized the existence of sy ...
Single unit and extracellular firing rate recordings in vivo
... Instruments, USA), filtered between 0.5-10kHz, sampled at 20kHz and analyzed with pClamp8 software (Axon Instruments, USA). The frequency of extracellular action potentials was determined online in bins of 15s duration. Intracellular recordings from TM neurons were obtained using sharp glass microel ...
... Instruments, USA), filtered between 0.5-10kHz, sampled at 20kHz and analyzed with pClamp8 software (Axon Instruments, USA). The frequency of extracellular action potentials was determined online in bins of 15s duration. Intracellular recordings from TM neurons were obtained using sharp glass microel ...
Receptive fields and suppressive fields in the
... antagonistic surround of the receptive field or if it constituted an unexplained suppressive phenomenon. Nonetheless, these results led to fruitful studies of intrageniculate inhibition (e.g. Singer et al., 1972), and to the description of previously unknown suppressive effects (Levick et al., 1972) ...
... antagonistic surround of the receptive field or if it constituted an unexplained suppressive phenomenon. Nonetheless, these results led to fruitful studies of intrageniculate inhibition (e.g. Singer et al., 1972), and to the description of previously unknown suppressive effects (Levick et al., 1972) ...
Sensitization of the Trigeminal Sensory System During Different
... Objectives.—To determine if the sensitization of the trigeminal system changes after dural activation of the trigeminal nerve during different stages of the rat estrous cycle. Background.—The specific mechanisms through which ovarian hormones trigger menstrual migraine are currently unknown. Past an ...
... Objectives.—To determine if the sensitization of the trigeminal system changes after dural activation of the trigeminal nerve during different stages of the rat estrous cycle. Background.—The specific mechanisms through which ovarian hormones trigger menstrual migraine are currently unknown. Past an ...
MAP2 and Tau Segregate into Dendritic and Axonal Domains After
... rat (Binder et al., 1985) or human (Kowall and Kosik, 1986) some perikarya contained tau immunoreactivity. Not every neuronal cell body stained, and those cell bodiesthat did stain were considerably lessdensethan those in the more immature cultures (seebelow). To be sure that our tau antibodies did ...
... rat (Binder et al., 1985) or human (Kowall and Kosik, 1986) some perikarya contained tau immunoreactivity. Not every neuronal cell body stained, and those cell bodiesthat did stain were considerably lessdensethan those in the more immature cultures (seebelow). To be sure that our tau antibodies did ...
Physiological Patterns in the Hippocampo
... Stellate neurons have distinct electrophysiological characteristics that could endow them with distinct functional properties (Alonso and Llinás, 1989; Klink and Alonso, 1993a,b). Chiefly, stellate neurons exhibit subthreshold membrane potential oscillations at theta frequency upon depolarization d ...
... Stellate neurons have distinct electrophysiological characteristics that could endow them with distinct functional properties (Alonso and Llinás, 1989; Klink and Alonso, 1993a,b). Chiefly, stellate neurons exhibit subthreshold membrane potential oscillations at theta frequency upon depolarization d ...
Physiological patterns in the hippocampo
... Stellate neurons have distinct electrophysiological characteristics that could endow them with distinct functional properties (Alonso and Llinás, 1989; Klink and Alonso, 1993a,b). Chiefly, stellate neurons exhibit subthreshold membrane potential oscillations at theta frequency upon depolarization d ...
... Stellate neurons have distinct electrophysiological characteristics that could endow them with distinct functional properties (Alonso and Llinás, 1989; Klink and Alonso, 1993a,b). Chiefly, stellate neurons exhibit subthreshold membrane potential oscillations at theta frequency upon depolarization d ...
Jesús Pujol Martí Neural map organization and development in the lateral-line system
... and olfactory sensory systems. I have chosen the lateral-line sensory system of the zebrafish larva because it is anatomically simple yet functionally complex, mediating contrasting behaviours that are also present in the adult fish. A decade ago, Ghysen‟s research group showed that the lateralis (l ...
... and olfactory sensory systems. I have chosen the lateral-line sensory system of the zebrafish larva because it is anatomically simple yet functionally complex, mediating contrasting behaviours that are also present in the adult fish. A decade ago, Ghysen‟s research group showed that the lateralis (l ...
Mapping of second order olfactory neurons and ventral
... of detecting air-born molecules over long distances, plus an accessible nervous system, noctuid moths have served as favorable model organisms for exploring basic neural principles underlying chemosensory information processing. Among the most extensively studied moths, are the heliothines, comprisi ...
... of detecting air-born molecules over long distances, plus an accessible nervous system, noctuid moths have served as favorable model organisms for exploring basic neural principles underlying chemosensory information processing. Among the most extensively studied moths, are the heliothines, comprisi ...
Inhibitory interneurons in a cortical column form hot zones of
... Only on the basis of such prevalence numbers is it possible to interpret data on single-cell physiology (1–8) and synaptic connections of pairs of neurons (9–12) at the circuit level. The distribution of cortical neurons and INs has therefore been the objective of several studies over the past decad ...
... Only on the basis of such prevalence numbers is it possible to interpret data on single-cell physiology (1–8) and synaptic connections of pairs of neurons (9–12) at the circuit level. The distribution of cortical neurons and INs has therefore been the objective of several studies over the past decad ...
The mirror mechanism: recent findings and perspectives
... recorded mirror neurons was influenced by the location in space of the observed motor acts, whereas the others did not show a differential modulation. Of those sensitive to action location in space, about half preferred the monkey’s peripersonal space, the other half the extrapersonal space. Example ...
... recorded mirror neurons was influenced by the location in space of the observed motor acts, whereas the others did not show a differential modulation. Of those sensitive to action location in space, about half preferred the monkey’s peripersonal space, the other half the extrapersonal space. Example ...
Physiological Plasticity of Single Neurons in Auditory Cortex of the
... discharge plasticity in background activity, and 21/22 cells developed plasticity in their responses to the acoustic conditioned stimulus (CS). Nonassociative factors were ruled out by the use of a sensitization phase (CS and US [unconditioned stimulus] unpaired) preceding the conditioning phase and ...
... discharge plasticity in background activity, and 21/22 cells developed plasticity in their responses to the acoustic conditioned stimulus (CS). Nonassociative factors were ruled out by the use of a sensitization phase (CS and US [unconditioned stimulus] unpaired) preceding the conditioning phase and ...
Primitive Roles for Inhibitory Interneurons in Developing Frog Spinal
... (Roberts, 2000; Li et al., 2001). These are shown diagrammatically in Figure 1, where their functions are listed. We have recently established that one class of spinal interneuron with a very characteristic axonal projection pattern, called ascending interneurons (aINs), produces phasic, glycinergic ...
... (Roberts, 2000; Li et al., 2001). These are shown diagrammatically in Figure 1, where their functions are listed. We have recently established that one class of spinal interneuron with a very characteristic axonal projection pattern, called ascending interneurons (aINs), produces phasic, glycinergic ...
Synaptogenesis in the human cortex occurs between - UvA-DARE
... Schwartzkroin et al. (1982) showed some pruning in rabbits in the dendritic neuronal network between the first postnatal month and adulthood in CA1, but it is not yet known if this pruning process also occurs in mice. Ramakers and Keuken (2008, unpublished) found 10 to 15 % pruning in mice hippocamp ...
... Schwartzkroin et al. (1982) showed some pruning in rabbits in the dendritic neuronal network between the first postnatal month and adulthood in CA1, but it is not yet known if this pruning process also occurs in mice. Ramakers and Keuken (2008, unpublished) found 10 to 15 % pruning in mice hippocamp ...
Mechanisms of Contour Perception in Monkey Visual Cortex. I. Lines
... of recording sessions, a trepanation of 3 mm diameter inside a cylinder was made under anesthesia. Single units were then recorded by inserting a microelectrode through the dura, once a day, until it became impossible to insert the electrodes undamaged or signs of dimpling were observed. This was us ...
... of recording sessions, a trepanation of 3 mm diameter inside a cylinder was made under anesthesia. Single units were then recorded by inserting a microelectrode through the dura, once a day, until it became impossible to insert the electrodes undamaged or signs of dimpling were observed. This was us ...
morphological changes in chick embryo neural tissue associated
... minimal disruption to neural tissue. These two fixating methods were applied to control neural tissue as well as tissues exposed to 0.137M and 0.685M hydrocortisone. When evaluated by TEM, the control tissue appeared to be intact with no displacement. Exposure of neurons to 0.137M hydrocortisone ...
... minimal disruption to neural tissue. These two fixating methods were applied to control neural tissue as well as tissues exposed to 0.137M and 0.685M hydrocortisone. When evaluated by TEM, the control tissue appeared to be intact with no displacement. Exposure of neurons to 0.137M hydrocortisone ...
neural_networks
... quantitative aspect of the total pattern we associate with that individual. A feature can be an axis in a higher dimensional geometric space. Qualitative features can also be valued, as zero or one, for the absence or presence of a feature (e.g., ‘has a driver’s license’) We will only use non-negati ...
... quantitative aspect of the total pattern we associate with that individual. A feature can be an axis in a higher dimensional geometric space. Qualitative features can also be valued, as zero or one, for the absence or presence of a feature (e.g., ‘has a driver’s license’) We will only use non-negati ...
Non-NMDA and NMDA receptors transmit area postrema input to
... depressor nerve (ADN), vagus nerve, and AP stimulation and to iontophoresis of a-amino-3-hydroxy-5-methylisoxazole-4propionic acid and NMDA during control, iontophoresis of 2,3-dihdroxy-6-nitro-7-sulfamoylbenzo(f)quinoxaline (NBQX), DL-2-amino-5-phosphonovaleric acid (AP5), or both, and recovery con ...
... depressor nerve (ADN), vagus nerve, and AP stimulation and to iontophoresis of a-amino-3-hydroxy-5-methylisoxazole-4propionic acid and NMDA during control, iontophoresis of 2,3-dihdroxy-6-nitro-7-sulfamoylbenzo(f)quinoxaline (NBQX), DL-2-amino-5-phosphonovaleric acid (AP5), or both, and recovery con ...