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Refinement of feedforward projections, neuronal density, and
... review the basic organization of the visual cortex, as this was the first area used to describe the circuit. Very broadly, neurons in the cortex can be divided into excitatory and inhibitory classes, with the former representing the majority of neurons in V1 (Binzegger et al., 2004). While the major ...
... review the basic organization of the visual cortex, as this was the first area used to describe the circuit. Very broadly, neurons in the cortex can be divided into excitatory and inhibitory classes, with the former representing the majority of neurons in V1 (Binzegger et al., 2004). While the major ...
Articles in PresS. J Neurophysiol (March 20, 2003). 10.1152/jn
... account for the characteristic nonlinear voltage dependence of the outward current measured in spiny neurons. We recognize that the si K+ current is likely to arise from at least two channel types, but for the sake of simplicity we have treated it as a single conductance. This combined outward curre ...
... account for the characteristic nonlinear voltage dependence of the outward current measured in spiny neurons. We recognize that the si K+ current is likely to arise from at least two channel types, but for the sake of simplicity we have treated it as a single conductance. This combined outward curre ...
kbook or W NEUROLOGICAL DISORDERS
... Figure 1: Phineas Gage (1823-1960). Phineas Gage is perhaps the most new reactions to situations, famous brain injury patient. In 1848, a metal rod impaled his brain his doctors came to the entering just below the left eye socket and exiting at the top of his head. conclusion that the front The inju ...
... Figure 1: Phineas Gage (1823-1960). Phineas Gage is perhaps the most new reactions to situations, famous brain injury patient. In 1848, a metal rod impaled his brain his doctors came to the entering just below the left eye socket and exiting at the top of his head. conclusion that the front The inju ...
excitation and inhibition of the reflex eye withdrawal of the crab
... optic tract of isolated preparations. These spikes occur spontaneously approximately every 13 sec. and are routinely 10 times larger than any other discharges in the nerve bundle. That they are from one of the motor neurons responsible for eye withdrawal is supported by some evidence. (1) The burst ...
... optic tract of isolated preparations. These spikes occur spontaneously approximately every 13 sec. and are routinely 10 times larger than any other discharges in the nerve bundle. That they are from one of the motor neurons responsible for eye withdrawal is supported by some evidence. (1) The burst ...
Odorant-induced Oscillations in the Mushroom Bodies of
... enzymes in the CAMP cascade whose absence leads to specific defects in olfactory learning. In honeybees, the volume of the mushroom body neuropils may depend on the age or social status of the individual. Although the anatomy of these neurons has been known for nearly a century, their physiological ...
... enzymes in the CAMP cascade whose absence leads to specific defects in olfactory learning. In honeybees, the volume of the mushroom body neuropils may depend on the age or social status of the individual. Although the anatomy of these neurons has been known for nearly a century, their physiological ...
REFERRED MUSCLE PAIN/HYPERALGESIA AND CENTRAL
... rats with intact ureters). These authors concluded that the presence of a ureteric stone evokes excitability changes of spinal neurons (enhanced background activity, greater number of ureterdriven cells, decreased threshold of convergent somatic receptive fields) which probably account for the refer ...
... rats with intact ureters). These authors concluded that the presence of a ureteric stone evokes excitability changes of spinal neurons (enhanced background activity, greater number of ureterdriven cells, decreased threshold of convergent somatic receptive fields) which probably account for the refer ...
General anaesthesia: from molecular targets to neuronal
... When trying to understand fundamental mechanisms of action, these two end points have the advantage of being straightforward to define and relatively easy to measure. For humans at least, the failure to respond to a meaningful verbal command (such as “Open your eyes”) is a satisfactory indication of ...
... When trying to understand fundamental mechanisms of action, these two end points have the advantage of being straightforward to define and relatively easy to measure. For humans at least, the failure to respond to a meaningful verbal command (such as “Open your eyes”) is a satisfactory indication of ...
Table of Contents
... – Aspects of experience can sculpt features of brain structure – Damage to incoming sensory pathways or tissue can lead to neural reorganization ...
... – Aspects of experience can sculpt features of brain structure – Damage to incoming sensory pathways or tissue can lead to neural reorganization ...
Neuroanatomy and function of brain structures involved in the
... It was demonstrated by Everett (1954, 1956) more than fifty years ago that a pituitary autograft without hypothalamic connections can maintain the pseudopregnancy and corpora lutea. He postulated the existence of a hypothalamic factor which is released into the portal blood and inhibits the PRL secr ...
... It was demonstrated by Everett (1954, 1956) more than fifty years ago that a pituitary autograft without hypothalamic connections can maintain the pseudopregnancy and corpora lutea. He postulated the existence of a hypothalamic factor which is released into the portal blood and inhibits the PRL secr ...
UNRAVELING THE SENSE OF SMELL
... In our initial experiments, Richard Axel and I asked how it is that these neurons detect odorants. Beginning in 1965 with the work of Robert Gesteland (Gesteland et al., 1965), numerous electrophysiological studies had shown that different olfactory sensory neurons are depolarized, or activated, by ...
... In our initial experiments, Richard Axel and I asked how it is that these neurons detect odorants. Beginning in 1965 with the work of Robert Gesteland (Gesteland et al., 1965), numerous electrophysiological studies had shown that different olfactory sensory neurons are depolarized, or activated, by ...
Integrative neurobiology of energy homeostasis
... Body weight is tightly controlled in a species-specific range from insects to vertebrates and organisms have developed a complex regulatory network in order to avoid either excessive weight gain or chronic weight loss. Energy homeostasis, a term comprising all processes that aim to maintain stability ...
... Body weight is tightly controlled in a species-specific range from insects to vertebrates and organisms have developed a complex regulatory network in order to avoid either excessive weight gain or chronic weight loss. Energy homeostasis, a term comprising all processes that aim to maintain stability ...
Histamine reduces firing and bursting of anterior and intralaminar
... recovery). Neurons that changed their discharge rate by more than 25% (or at least by 0.5 impulses per s when firing at a rate below 1 spike per s) during at least one response period were regarded as being responsive to the applied drug. The prevailing direction of changes in all neurons of one pop ...
... recovery). Neurons that changed their discharge rate by more than 25% (or at least by 0.5 impulses per s when firing at a rate below 1 spike per s) during at least one response period were regarded as being responsive to the applied drug. The prevailing direction of changes in all neurons of one pop ...
Neuronal Processing of Chemical Information in Crustaceans Chapter 7
... in having spontaneous activity, inhibitory responses, and autonomous bursting, but both types of receptor neurons mainly respond to small water-soluble molecules such as amino acids. The dichotomy in sensilla structure is reflected in the organization of the associated CNS pathways. Olfactory recept ...
... in having spontaneous activity, inhibitory responses, and autonomous bursting, but both types of receptor neurons mainly respond to small water-soluble molecules such as amino acids. The dichotomy in sensilla structure is reflected in the organization of the associated CNS pathways. Olfactory recept ...
1 1 2 3 Efficient Generation of Reciprocal Signals by Inhibition 4 5 6
... Sung Min Park, Esra Tara, and Kamran Khodakhah Dominick P. Purpura Department of Neuroscience, Albert Einstein College of ...
... Sung Min Park, Esra Tara, and Kamran Khodakhah Dominick P. Purpura Department of Neuroscience, Albert Einstein College of ...
repo
... neuroglioblast/glioblast-specific driver, limited to development. Restricted expression in larva. ...
... neuroglioblast/glioblast-specific driver, limited to development. Restricted expression in larva. ...
Article (Author postprint)
... the future oral pole (Groger and Schmid, 2001). At 24 hpf the first RFamide sensory neurons are detected in the mid-body region with neurites oriented along the anterior posterior axis. Few hours later, tyrosin-tubulin nerve cells are detected in the anterior region, with lateral neurites forming ri ...
... the future oral pole (Groger and Schmid, 2001). At 24 hpf the first RFamide sensory neurons are detected in the mid-body region with neurites oriented along the anterior posterior axis. Few hours later, tyrosin-tubulin nerve cells are detected in the anterior region, with lateral neurites forming ri ...
Mechanics of Relaxation of the Human Heart
... both increased contractility (via sympathetic stimulation) and increased end-diastolic LV volume/preload (via Frank-Starling mechanism). This must be paralleled by an enhanced LV filling volume. During exercise, both the enhanced LV filling volume and the shortened diastolic interval resulting from ...
... both increased contractility (via sympathetic stimulation) and increased end-diastolic LV volume/preload (via Frank-Starling mechanism). This must be paralleled by an enhanced LV filling volume. During exercise, both the enhanced LV filling volume and the shortened diastolic interval resulting from ...
Nineteen
... {ibers are thought to cause synaptic inhibition of the tract cells concerned with nociception. This postulated mechanism, known as the gate control theory ofpain (Fig. I9-2), enables the neurons in the spinal cord to determine, on the basis of all incoming sensory stimuli, whether a particular event ...
... {ibers are thought to cause synaptic inhibition of the tract cells concerned with nociception. This postulated mechanism, known as the gate control theory ofpain (Fig. I9-2), enables the neurons in the spinal cord to determine, on the basis of all incoming sensory stimuli, whether a particular event ...
Role of neurons and glia in the CNS actions of the renin
... present in its AT1aR form; however, in some cases, AT1bR has been detected in the brain, and it is also abundant in the anterior pituitary and adrenal cortex (27, 95, 105). In rodents, AT1Rs (primarily AT1aR) are abundant in regions that are traditionally known to regulate blood pressure and hydromi ...
... present in its AT1aR form; however, in some cases, AT1bR has been detected in the brain, and it is also abundant in the anterior pituitary and adrenal cortex (27, 95, 105). In rodents, AT1Rs (primarily AT1aR) are abundant in regions that are traditionally known to regulate blood pressure and hydromi ...
The functional asymmetry of auditory cortex is reflected
... rostro-caudal gradient. We used laser scanning photostimulation in acute slices to study the organization of local excitatory connections onto layers 2 and 3 (L2/3) of the mouse A1. Consistent with the organization of other cortical regions, synaptic inputs along the isofrequency axis (orthogonal to ...
... rostro-caudal gradient. We used laser scanning photostimulation in acute slices to study the organization of local excitatory connections onto layers 2 and 3 (L2/3) of the mouse A1. Consistent with the organization of other cortical regions, synaptic inputs along the isofrequency axis (orthogonal to ...
Distributed Modular Architectures Linking Basal Ganglia
... Pyramidal neurons of the cerebral cortex also have several important specializations in morphology and physiology, ones that differ from those of Purkinje and spiny neurons. First, pyramidal neurons have combinations of ion channels that promote graded frequencies of firing in response to graded str ...
... Pyramidal neurons of the cerebral cortex also have several important specializations in morphology and physiology, ones that differ from those of Purkinje and spiny neurons. First, pyramidal neurons have combinations of ion channels that promote graded frequencies of firing in response to graded str ...
Neuronal subtype specification in the cerebral cortex
... to include a combination of morphology, electrophysiological properties and patterns of gene expression1,10. Nevertheless, the most basic schema is based on hodology, which has proved useful during the initial investigation of neuronal subtype development (BOX 2). How are these various projection ne ...
... to include a combination of morphology, electrophysiological properties and patterns of gene expression1,10. Nevertheless, the most basic schema is based on hodology, which has proved useful during the initial investigation of neuronal subtype development (BOX 2). How are these various projection ne ...
Experimental spinal cord transplantation as a mechanism of
... implanted in the ventral hom of adult animals not only survive but send axons through peripheral nerves to innervate muscle.IS Stimulation of the peripheral nerve containing the regenerated axons of the grafted fetal neurons results in contraction of the innervated muscle. This is a significant and ...
... implanted in the ventral hom of adult animals not only survive but send axons through peripheral nerves to innervate muscle.IS Stimulation of the peripheral nerve containing the regenerated axons of the grafted fetal neurons results in contraction of the innervated muscle. This is a significant and ...