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1 1 1 1 - UPM ASLab
1 1 1 1 - UPM ASLab

... The Φ calculation has to be done for all subsets and all cuts in all subsets to discover the least Φ which is the Φ for the whole network. Gamez has shown that to predict the Φ of a 30-neuron network it would take a state-of-the-art computer 1010 years (!) ...
Diapositivo 1
Diapositivo 1

... Few EGFP+ cells (donor-derived) were found in demyelinated nerves; Despite that GALC activity was increased in the nerves of recipient mice, no significant decrease of psychosine levels was observed. ...
Induction of c-fos Expression in Hypothalamic Magnocellular
Induction of c-fos Expression in Hypothalamic Magnocellular

... pressure and the injection of oxytocin intravenously (i.v.), respectively. Mammary gland responsiveness was checked with single injections of 0.25-l mU of oxytocin (Syntocinon, Sandoz Pharmaceuticals, UK). For cranial surgery, the rats were positioned in a stereotaxic frame with the dorsal surface o ...
The beginning of connectomics: a commentary on White
The beginning of connectomics: a commentary on White

... marked the overlays with wax pencils or felt tip pens. But the pencils and pens were too large to mark the smallest processes and there were not enough colours to distinguish the different neurons. The discovery of Rotring Rapidograph pens was key. They had finer tips, many colours, and were erasabl ...
Mesoderm induction: As in frog, so in bird?
Mesoderm induction: As in frog, so in bird?

... more ancient, anamniote approach to gastrulation in an amniote embryo by tweaking these signaling pathways. He first developed a new method for injecting molecular signals into the subgerminal cavity of the developing embryo, and used it to test the effects of widespread ectopic presence of prominen ...
Expectation of reward modulates cognitive signals in the basal ganglia
Expectation of reward modulates cognitive signals in the basal ganglia

... when this direction was rewarded. changes in the characteristics of the subsequent saccade to the remembered cue location. Our data confirmed this prediction; the latencies were shorter (Fig. 5b) and the peak velocities were higher (Fig. 5c) when the third type of response is illustrated by a neuron ...
Physiological Psychology - II Sem
Physiological Psychology - II Sem

... neurotransmitter molecules, which bind to chemical receptor molecules located in the membrane of the target cell. Most neurons send signals via their axons, although some types are capable of dendrite-to-dendrite communication. (In fact, the types of neurons called amacrine cells have no axons, and ...
Nerve activates contraction
Nerve activates contraction

... Axons and Nerve Impulses  Axons end in axon terminals  Axonal terminals ...
Axon
Axon

... b. Which glial cell protects the CNS from chemicals and hormones circulating in the blood? c. Which type of neuroglia would occur in increased numbers in the brain tissue of a person with a CNS infection? © 2013 Pearson Education, Inc. ...
A cellular mechanism for cortical associations: an organizing
A cellular mechanism for cortical associations: an organizing

... Figure 2. Backpropagation activated calcium spike firing (BAC firing). (a) (Left) Schematic depiction of an in vitro experiment from a layer 5 (L5) pyramidal neuron with triple recordings from soma (blue) and dendritic tree (black and red). (Right, top) Simulated distal excitatory postsynaptic poten ...
Basal Ganglia
Basal Ganglia

... Recently, it has been demonstrated that some of the symptoms of Parkinson’s disease can be reduced or alleviated by stimulating implants placed in the thalamus, subthalamic nucleus or pallidum. The improvement gained from these electrical stimulating techniques depends on the location of the stimula ...
workbook - anglické gymnázium brno
workbook - anglické gymnázium brno

... The nervous system gives directions to all the other systems in your body. It also gets information from your senses, and keeps track of how well the different parts of your body are working together. The nervous system is made up of two parts: the central nervous system (CNS), and the peripheral ne ...
Top-Down Versus Bottom-Up Control
Top-Down Versus Bottom-Up Control

... but their respective contributions are not clear; they have largely been studied in separate experiments, rendering comparisons difficult and obscuring timing differences that could give clues to information flow (7). We therefore recorded from multiple electrodes simultaneously implanted in the fro ...
File
File

Top-Down Versus Bottom-Up Control of Attention in the Prefrontal
Top-Down Versus Bottom-Up Control of Attention in the Prefrontal

... but their respective contributions are not clear; they have largely been studied in separate experiments, rendering comparisons difficult and obscuring timing differences that could give clues to information flow (7). We therefore recorded from multiple electrodes simultaneously implanted in the fro ...
Final Motor System2010-10-01 06:264.1 MB
Final Motor System2010-10-01 06:264.1 MB

... loss of distal motor function in opposite side. Pure corticospinal tract lesion cause hypotonia instead of spasticity The reason is that pure pyramidal tract lesion is very very rare, and spasticity is due to loss of inhibitory control of extrapyramidal tracts. ...
Multilayer neural networks
Multilayer neural networks

... neurons and 60 trillion connections, synapses, between them. By using multiple neurons simultaneously, the brain can perform its functions much faster than the fastest computers in existence today. © Negnevitsky, Pearson Education, 2005 ...
Title: Multimodal imagery in music: Active ingredients and
Title: Multimodal imagery in music: Active ingredients and

... between therapist and client. In the relationship between memories and current perceptions, both are necessary and indeed related; neither must overwhelm the other. Similarly, in the sensory realm the modalities must be integrated for the therapeutic effect to be enhanced rather than diminished by c ...
Epithelia-Mesenchyme Interaction Plays an Essential Role in
Epithelia-Mesenchyme Interaction Plays an Essential Role in

... example, intraocular administration of fibroblast growth factor (FGF-2) can induce NR generation from RPE in the early chick embryo (Park and Hollenberg, 1989, 1992). In vitro experiments also showed that retinal differentiation from the RPE of a chick embryo can be induced by FGF-1 or FGF-2 (Guille ...
Phosphorylation of c-Jun in avian and mammalian motoneurons in
Phosphorylation of c-Jun in avian and mammalian motoneurons in

... c-Jun is a transcription factor that is involved in various cellular events, including apoptotic cell death. For example, phosphorylation of c-Jun is one of the earliest biochemical changes detected in dying sympathetic neurons after NGF deprivation in vitro. However, currently, it is not known whet ...
HYPOTHALAMUS and EPITHALAMUS
HYPOTHALAMUS and EPITHALAMUS

Spinal Nerves
Spinal Nerves

... © 2012 Pearson Education, Inc. ...
Master Thesis - Laboratory of Cerebral Cortex Development
Master Thesis - Laboratory of Cerebral Cortex Development

... arealisation would take place on the basis of information intrinsic to the early cortical primordium. Positional values would be encoded by the graded expression of specific genes whitin the cortical proliferative epithelium. This positional information would be epigenetically transferred from neuro ...
Spinal Cord Injury - Deranged Physiology
Spinal Cord Injury - Deranged Physiology

... Loss of somatic reflexes leads to loss of deep tendon reflexes and a flaccid paralysis of the affected limbs (lower limbs in paraplegics and upper and lower limbs in tetraplegics). Loss of reflex activity in viscera so that the bladder and bowel lose their tone and become flaccid. This may result in ...
Mircea Steriade
Mircea Steriade

... seminar appeared to go well, but I retained some resentment about the idea that unorthodox chemical elements were found in such a noble tissue. The years of my doctorial studies, until 1955, were busy with experiments on cats and dogs, which led to a thesis on cerebello-cortical relationships. I als ...
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Development of the nervous system

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