BNG/Briefing 18 - British Society for Neuroendocrinology
... induce puberty. These cells do this by secreting a small hormone, gonadotrophin releasing hormone (GnRH), which stimulates the production and release of gonadotrophin hormones. This tiny number of GnRH-producing neurons, holds the key to puberty. If, during brain development, the GnRH neurons fail t ...
... induce puberty. These cells do this by secreting a small hormone, gonadotrophin releasing hormone (GnRH), which stimulates the production and release of gonadotrophin hormones. This tiny number of GnRH-producing neurons, holds the key to puberty. If, during brain development, the GnRH neurons fail t ...
Invited Paper Neural networks in engineering D.T. Pham Intelligent
... In eqn (3(a)), net, is the total weighted sum of input signals to neuron j and y.(t) is the target output for neuron j. As there are no target outputs for hidden neurons, in eqn (3(b)), the difference between the target and actual output of a hidden neuron j is replaced by the weighted sum of the 6^ ...
... In eqn (3(a)), net, is the total weighted sum of input signals to neuron j and y.(t) is the target output for neuron j. As there are no target outputs for hidden neurons, in eqn (3(b)), the difference between the target and actual output of a hidden neuron j is replaced by the weighted sum of the 6^ ...
Growth arrest specific gene 7 is associated with schizophrenia and
... study the effect of Gas7 in later stages, we transfected neurons using calcium phosphate at DIV4 and fixed the cells at different developmental stages. As early as DIV7, overexpression of Gas7 caused overgrowth of both apical dendrites and basal dendrites, mainly evidenced by increased numbers of pr ...
... study the effect of Gas7 in later stages, we transfected neurons using calcium phosphate at DIV4 and fixed the cells at different developmental stages. As early as DIV7, overexpression of Gas7 caused overgrowth of both apical dendrites and basal dendrites, mainly evidenced by increased numbers of pr ...
29.2 Neurons - Cloudfront.net
... make it effective in carrying out the functions of the nervous system? Neurons have long extensions called axons, which allow messages to be carried long distances without having to pass the signal to another cell. ...
... make it effective in carrying out the functions of the nervous system? Neurons have long extensions called axons, which allow messages to be carried long distances without having to pass the signal to another cell. ...
An optical neural interface: in vivo control of
... For example, in neuroscience, genetically targeted and temporally precise manipulation of neuronal activity would enable exploration of the causal function of individual neuron types in intact circuits. In the clinical setting, precise control over specific molecularly distinct cell types within int ...
... For example, in neuroscience, genetically targeted and temporally precise manipulation of neuronal activity would enable exploration of the causal function of individual neuron types in intact circuits. In the clinical setting, precise control over specific molecularly distinct cell types within int ...
IMPROVING OF ARTIFICIAL NEURAL NETWORKS
... is an electrical pulse along its axon. The similar Artificial Neural Network with mammalian neuron is Spiking Neural (SNN), what sends a response according to the data encoded in the time, so it is more suited for applications where the timing of input signals carries important information (e.g., sp ...
... is an electrical pulse along its axon. The similar Artificial Neural Network with mammalian neuron is Spiking Neural (SNN), what sends a response according to the data encoded in the time, so it is more suited for applications where the timing of input signals carries important information (e.g., sp ...
Fluent Conceptual Processing and Explicit Memory for Faces Are
... Biographical matching test (phase 1). Participants viewed faces belonging to three conditions: primed, unprimed, and nonfamous. The goal was for participants to think about personspecific information primarily for the primed celebrities. Biographical information was shown on the screen just before e ...
... Biographical matching test (phase 1). Participants viewed faces belonging to three conditions: primed, unprimed, and nonfamous. The goal was for participants to think about personspecific information primarily for the primed celebrities. Biographical information was shown on the screen just before e ...
Intracellular and computational evidence for a
... Second, the finding that most spikes in awake cat association cortex are due to spontaneous activity and not to afferent volleys indeed suggests that most of the computing of this brain area is done internally, while the processing of afferent inputs is limited. Whether this is specific to that part ...
... Second, the finding that most spikes in awake cat association cortex are due to spontaneous activity and not to afferent volleys indeed suggests that most of the computing of this brain area is done internally, while the processing of afferent inputs is limited. Whether this is specific to that part ...
Learning that lasts through AGES
... This brings up an interesting question: how much attention is paid to a core idea in a class room, versus in other forms of learning, say in virtual learning, per hour spent in the learning experience? Counter-intuitively, some forms of classroom learning have a high distraction factor, where attent ...
... This brings up an interesting question: how much attention is paid to a core idea in a class room, versus in other forms of learning, say in virtual learning, per hour spent in the learning experience? Counter-intuitively, some forms of classroom learning have a high distraction factor, where attent ...
Huffman PowerPoint Slides
... – The molecules diffuse across the synapse – NT molecules interact with receptors to alter the potential of the membrane • May lead to an action potential in the adjacent cell ...
... – The molecules diffuse across the synapse – NT molecules interact with receptors to alter the potential of the membrane • May lead to an action potential in the adjacent cell ...
Neural and Computational Mechanisms of Action Processing
... e.g. to the view and different grip types. In addition, individual neurons can show different degrees of invariance with respect to these parameters (see also Singer and Sheinberg (2010)). This type of multi-dimensional tuning is not captured by most existing theoretical models, which typically make ...
... e.g. to the view and different grip types. In addition, individual neurons can show different degrees of invariance with respect to these parameters (see also Singer and Sheinberg (2010)). This type of multi-dimensional tuning is not captured by most existing theoretical models, which typically make ...
June 2010 - McPherson Eye Research Institute
... whether memory for visually-specified locations could also be influenced by a person’s experience with locations over repeated trials. In a recall task, adults were asked to remember the locations of dots within a circular frame on a computer screen. Experimental results showed that their performan ...
... whether memory for visually-specified locations could also be influenced by a person’s experience with locations over repeated trials. In a recall task, adults were asked to remember the locations of dots within a circular frame on a computer screen. Experimental results showed that their performan ...
PAPER Glucosensing neurons do more than just sense glucose
... neuron that uses glucose as a signaling molecule to alter cell function and neuronal activity. This distinguishes glucosensing neurons from the majority of neurons which utilize glucose simply as a metabolic substrate to fuel increases in neuronal activity and metabolic demands. As it turns out, glu ...
... neuron that uses glucose as a signaling molecule to alter cell function and neuronal activity. This distinguishes glucosensing neurons from the majority of neurons which utilize glucose simply as a metabolic substrate to fuel increases in neuronal activity and metabolic demands. As it turns out, glu ...
xiao-ying-lu-southeast-university
... 1) Application of MEA for studying brain and heart slices Spontaneous electrical signal or induced signal can be detected from actue brain and heart slices placed on the MEA through MEA system. Then further research about neural system and autonomic nervous system could be carried out. ...
... 1) Application of MEA for studying brain and heart slices Spontaneous electrical signal or induced signal can be detected from actue brain and heart slices placed on the MEA through MEA system. Then further research about neural system and autonomic nervous system could be carried out. ...
Xenopus laevis Retinal Ganglion Cell Dendritic Arbors Develop
... spontaneously released both throughout the neuron and locally within small dendritic segments. Ca+2 release helps stabilize RGC dendritic structure and blockade of local Ca+2 release causes immediate dendritic retraction. This work suggests that Ca+2 release may be a way in which afferent activity r ...
... spontaneously released both throughout the neuron and locally within small dendritic segments. Ca+2 release helps stabilize RGC dendritic structure and blockade of local Ca+2 release causes immediate dendritic retraction. This work suggests that Ca+2 release may be a way in which afferent activity r ...
Auditory Brain Development in Children with Hearing Loss – Part Two
... to auditory stimuli develop exceptionally adept abilities in some others) suggest that when the brain does not have access to areas that involve other sensory functions (e.g., peripheral vi intelligible speech during the early years of life, meaningful au sion is better in people who are born deaf ...
... to auditory stimuli develop exceptionally adept abilities in some others) suggest that when the brain does not have access to areas that involve other sensory functions (e.g., peripheral vi intelligible speech during the early years of life, meaningful au sion is better in people who are born deaf ...
mRNA at the Synapse - Journal of Neuroscience
... the requisite spatial resolution to distinguish small subcellular compartments such as dendritic spines. Thus, the best in situ hybridization studies carried out in sections of nervous tissue have shown that even in highly laminated regions, the spatial resolution needed for unequivocal subcellular ...
... the requisite spatial resolution to distinguish small subcellular compartments such as dendritic spines. Thus, the best in situ hybridization studies carried out in sections of nervous tissue have shown that even in highly laminated regions, the spatial resolution needed for unequivocal subcellular ...
The neural subjective frame: from bodily signals to perceptual
... (ii) The subjective frame is necessary, but not sufficient, for subjective experience The neural subjective frame would bring in an important element: it would enable the ‘I’ by referring sensory information to the subject. The subjective frame is therefore necessary for any percept to be subjective ...
... (ii) The subjective frame is necessary, but not sufficient, for subjective experience The neural subjective frame would bring in an important element: it would enable the ‘I’ by referring sensory information to the subject. The subjective frame is therefore necessary for any percept to be subjective ...
Self-Esteem and Memory - University of Toronto, Department of
... University of Toronto, Toronto, Ontario, Canada; Alan B. Milne, Department of Psychology, University of Aberdeen, Aberdeen, Scotland. This research was supported by Social Sciences and Humanities Research Council of Canada Grant 410 –97–1509 awarded to Romin W. ...
... University of Toronto, Toronto, Ontario, Canada; Alan B. Milne, Department of Psychology, University of Aberdeen, Aberdeen, Scotland. This research was supported by Social Sciences and Humanities Research Council of Canada Grant 410 –97–1509 awarded to Romin W. ...
Neurosteroids: Expression of Steroidogenic Enzymes and
... human of two isoforms of the enzyme: type I 3b-HSD which is mainly expressed in the placenta (Luu-The et al., 1989) and type II 3b-HSD which is predominantly expressed in the adrenal gland and gonads (Rhéaume et al., 1991). Four types of 3b-HSD cDNAs (types I-IV) have been characterized in the rat ...
... human of two isoforms of the enzyme: type I 3b-HSD which is mainly expressed in the placenta (Luu-The et al., 1989) and type II 3b-HSD which is predominantly expressed in the adrenal gland and gonads (Rhéaume et al., 1991). Four types of 3b-HSD cDNAs (types I-IV) have been characterized in the rat ...
Membrane Potential Fluctuations in Neural Integrator
... hundred microns in reach and is made up of thin branches that are generally much smaller in diameter than the soma. The output of the neuron is carried by another thin tube, the axon, in a regenerative fashion over a distance of millimeters. Some neurons have branching axon segments called collatera ...
... hundred microns in reach and is made up of thin branches that are generally much smaller in diameter than the soma. The output of the neuron is carried by another thin tube, the axon, in a regenerative fashion over a distance of millimeters. Some neurons have branching axon segments called collatera ...
Cholinergic induction of network oscillations at 40 Hz in the
... exhibits network activity at 40 Hz during relevant behaviours6. Here we show that cholinergic activation is sufficient to induce 40Hz network oscillations7 in the hippocampus in vitro. Oscillatory activity is generated spontaneously in the CA3 subfield and can persist for hours. During the oscillato ...
... exhibits network activity at 40 Hz during relevant behaviours6. Here we show that cholinergic activation is sufficient to induce 40Hz network oscillations7 in the hippocampus in vitro. Oscillatory activity is generated spontaneously in the CA3 subfield and can persist for hours. During the oscillato ...
Object Shape Differences Reflected by Somatosensory Cortical
... anatomical format of the standard brain for both PET and cytoarchitectural brain images, revealed that this part of the cortex lining the postcentral sulcus is situated caudally from cytoarchitectural area 1 and may involve presumptive area 2 on the posterior bank of the sulcus. Key words: somatosen ...
... anatomical format of the standard brain for both PET and cytoarchitectural brain images, revealed that this part of the cortex lining the postcentral sulcus is situated caudally from cytoarchitectural area 1 and may involve presumptive area 2 on the posterior bank of the sulcus. Key words: somatosen ...