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Synaptic gating is the ability of neural circuits to gate inputs by either suppressing or facilitating specific synaptic activity. Selective inhibition
Synaptic_gating
these gating processes occurs in response to these triggers are known as the kinetics of gating. Some drugs and many ion channel toxins act as 'gating modifiers'
Gating_(electrophysiology)
Topics referred to by the same term
Sensory gating, an automatic process by which the brain adjusts to stimuli Synaptic gating, neural circuits suppressing inputs through synapses Gating (telecommunication)
Gating
Structure connecting neurons in the nervous system
of synaptic transmission. In a chemical synapse, electrical activity in the presynaptic neuron is converted (via the activation of voltage-gated calcium
Synapse
Topics referred to by the same term
type of neuron in synaptic gating Gatekeeper gene, a gene type that regulates apoptosis and is relevant in the genetics of cancer Gate Keepers, a 1999 video
Gatekeeper_(disambiguation)
Biological junctions through which neurons' signals can be sent
molecules are contained within small sacs called synaptic vesicles, and are released into the synaptic cleft by exocytosis. These molecules then bind to
Chemical_synapse
Type of activity in neurons
Synaptic noise refers to the constant bombardment of synaptic activity in neurons. This occurs in the background of a cell when potentials are produced
Synaptic_noise
Potential difference across the postsynaptic membrane
Synaptic potential refers to the potential difference across the postsynaptic membrane that results from the action of neurotransmitters at a neuronal
Synaptic_potential
Chemical substance that enables neurotransmission
density Voltage- gated Ca++ channel Synaptic vesicle Neurotransmitter transporter Receptor Neurotransmitter Axon terminal Synaptic cleft Dendrite A neurotransmitter
Neurotransmitter
Junction between motor neuron and muscle fiber
voltage-gated calcium channels to allow calcium ions to enter the neuron. Calcium ions bind to sensor proteins (synaptotagmins) on synaptic vesicles
Neuromuscular_junction
Physicist, engineer, inventor and entrepreneur
He was later the co-founder and CEO of Cygnet Technologies, and then Synaptics. In 2010, he received the 2009 National Medal of Technology and Innovation
Federico_Faggin
Impulse transmission between neurons
neurotransmitter into the synaptic cleft. After its release, the transmitter diffuses across the synpatic cleft and binds to neurotransmitter gated ion channels on
Neurotransmission
Neuroscientific theory
synaptic efficacy arises from a presynaptic cell's repeated and persistent stimulation of a postsynaptic cell. It is an attempt to explain synaptic plasticity
Hebbian_theory
Type of ion channel transmembrane protein
diverse class of voltage-gated channels, with over 100 encoding human genes. These types of channels differ significantly in their gating properties; some inactivating
Voltage-gated_ion_channel
Primary cell of the nervous system
GABA has a homologous function to ACh, gating anion channels that allow Cl− ions to enter the post synaptic neuron. Cl− causes hyperpolarization within
Neuron
Persistent strengthening of synapses based on recent patterns of activity
of synapses based on recent patterns of activity. These are patterns of synaptic activity that produce a long-lasting increase in signal transmission between
Long-term_potentiation
Synaptic tagging, or the synaptic tagging hypothesis, has been proposed to explain how neural signaling at a particular synapse creates a target for subsequent
Synaptic_tagging
Electrical signal inhibiting a neuron from firing
An inhibitory postsynaptic potential (IPSP) is a kind of synaptic potential that makes a postsynaptic neuron less likely to generate an action potential
Inhibitory postsynaptic potential
Inhibitory_postsynaptic_potential
Form of neuroplasticity
(September 1999). "Gating of action potential propagation by an axonal A-like potassium conductance in the hippocampus: a new type of non-synaptic plasticity"
Nonsynaptic_plasticity
Glutamate receptor and ion channel protein found in nerve cells
membrane. The NMDA receptor is thought to be very important for controlling synaptic plasticity and mediating learning and memory functions. The NMDA receptor
NMDA_receptor
Branch of neuroscience
neurotransmitters into the synaptic cleft by a process known as exocytosis. The neurotransmitters then diffuse across the synaptic cleft and bind to postsynaptic
Cellular_neuroscience
Protein subfamily of calcium-activated potassium channels
potential to become more negative. SK channels are thought to be involved in synaptic plasticity and therefore play important roles in learning and memory. SK
SK_channel
A synaptic transistor is an electrical device that can learn in ways similar to a neural synapse. It optimizes its own properties for the functions it
Synaptic_transistor
Action potential generated in the dendrite of a neuron
currents in dendritic integration at synaptic inputs. Voltage-gated potassium channels are another set of voltage-gated channels that play a significant role
Dendritic_spike
Pore-forming membrane protein
membrane potential, shaping action potentials and other electrical signals by gating the flow of ions across the cell membrane, controlling the flow of ions
Ion_channel
Nerve fiber part
Axon terminals (also called terminal boutons, synaptic boutons, end-feet, or presynaptic terminals) are distal terminations of the branches of an axon
Axon_terminal
Transmembrane protein family
influences the receptor's functional properties, including ion permeability and gating kinetics. Upon glutamate binding, these two loops move towards each other
AMPA_receptor
Electrical signal encouraging a neuron to fire
1951, revealing the quantal nature of synaptic transmission. Quantal size can then be defined as the synaptic response to the release of neurotransmitter
Excitatory postsynaptic potential
Excitatory_postsynaptic_potential
Ligand-gated ion channels
(iGluRs) are ligand-gated ion channels that are activated by the neurotransmitter glutamate. They mediate the majority of excitatory synaptic transmission throughout
Ionotropic_glutamate_receptor
Capacity of neurons to regulate their own excitability relative to network activity
behind homeostatic plasticity are intrinsic excitability and synaptic efficacy. Synaptic scaling has been labeled as a potential mechanism of homeostatic
Homeostatic_plasticity
contents of a single synaptic vesicle, which fuses with the presynaptic membrane to release neurotransmitters into the synaptic cleft. This process is
Quantal neurotransmitter release
Quantal_neurotransmitter_release
Velvet Ant toxin
and respond specifically to mechanical nociception and not noxious heat. Gating of these channels is still not entirely understood. While their activation
Do6a
Changes in membrane potential varying in size
potential oscillations, slow-wave potential, pacemaker potentials, and synaptic potentials. The magnitude of a graded potential is determined by the strength
Graded_potential
Peptides released by neurons as intercellular messengers
co-released with other neurotransmitters and neuropeptides to modulate synaptic activity. Synaptic vesicles and dense core vesicles can have differential activation
Neuropeptide
Array of logic gates that are reprogrammable
Spartan FPGA from Xilinx A field-programmable gate array (FPGA) is a type of configurable integrated circuit that can be repeatedly programmed after manufacturing
Field-programmable_gate_array
The active zone or synaptic active zone is a term first used by Couteaux and Pecot-Dechavassinein in 1970 to define the site of neurotransmitter release
Active_zone
Biological process that adjusts the strength of connections between neurons in the brain
plasticity (STDP) is a biological process that adjusts the strength of synaptic connections between neurons based on the relative timing of their action
Spike-timing-dependent plasticity
Spike-timing-dependent_plasticity
Novel type of computer memory
and depression, making ECRAM arrays attractive for acting as artificial synaptic weights in physical implementations of artificial neural networks (ANN)
Electrochemical_RAM
Mathematical model of neuronal population
t}+{\partial U \over \partial t^{*}}\right)=-I_{L}-I_{voltage-gated}-I_{synaptic}} for the gating variables: ∂ x ∂ t + ∂ x ∂ t ∗ = x ∞ ( U ) − x τ x ( U )
Conductance-Based Refractory Density model
Conductance-Based_Refractory_Density_model
Type of receptor located in the membranes of nerve cells
Canonically, a presynaptic neuron releases a neurotransmitter across a synaptic cleft to be detected by the receptors on a postsynaptic neuron. Autoreceptors
Autoreceptor
Paralyzing neurotoxic peptide
voltage gated sodium channels and therefore blocks synaptic transmission in the central nervous system. Specifically, poneratoxin acts on voltage gated sodium
Poneratoxin
Type of ion channel transmembrane protein
into the synaptic cleft. The neurotransmitter then binds to receptors located on the postsynaptic neuron. If these receptors are ligand-gated ion channels
Ligand-gated_ion_channel
Ionotropic serotonin receptor
alpha helices (M1-M4), with the extracellular M2-M3 loop involved in the gating mechanism; a large cytoplasmic domain between M3 and M4 involved in receptor
5-HT3_receptor
Change in a cell membrane potential causing it to become more negative
gating, or it can be closed without being able to be reopened right away, known as channel inactivation. At resting potential, both the voltage gated
Hyperpolarization_(biology)
Modifying synaptic strength via cell adhesion molecules
Synaptic stabilization is crucial in the developing and adult nervous systems and is considered a result of the late phase of long-term potentiation (LTP)
Synaptic_stabilization
Small projection on a neuron that receives signals
the dendritic tree. Dendrites play a critical role in integrating these synaptic inputs and in determining the extent to which action potentials are produced
Dendrite
Type of field-effect transistor
commonly fabricated by the controlled oxidation of silicon. It has an insulated gate, the voltage of which determines the conductivity of the device. This ability
MOSFET
Part of an animal that coordinates actions and senses
cases where the synaptic signal leads to the formation of a memory trace). Postsynaptic density Voltage- gated Ca++ channel Synaptic vesicle Neurotransmitter
Nervous_system
Type of synapse
opening of voltage-gated calcium channels present on the presynaptic membrane. There is high concentration of calcium in the synaptic cleft between the
Excitatory_synapse
Human disease
CMS are classified into three categories: presynaptic, postsynaptic, and synaptic. [citation needed] Presynaptic symptoms include brief stops in breathing
Congenital myasthenic syndrome
Congenital_myasthenic_syndrome
synapse characterized by the presence of an electron-dense structure, the synaptic ribbon, that holds vesicles close to the active zone. It is characterized
Ribbon_synapse
Type of synaptic plasticity
stimulated by a pre-synaptic target. Therefore, the spread of the signal from the pre-synaptic cell is localized. Another type of synaptic plasticity, heterosynaptic
Homosynaptic_plasticity
Type of MOSFET where the gate is electrically isolated
a ferroelectric on the surface of the semiconductor with the purpose of gating electricity for information storage. The MOSFET was invented at Bell Labs
Floating-gate_MOSFET
Voltages associated with muscle fibre
myotubes. All neurotransmitters are released into the synaptic cleft via exocytosis from synaptic vesicles. Two kinds of neurotransmitter vesicles exist:
End-plate_potential
MOS field-effect transistor with more than one gate
model. Three-dimensional integrated circuit Semiconductor device Clock gating High-κ dielectric Next-generation lithography Extreme ultraviolet lithography
Multigate_device
Mammalian protein found in Homo sapiens
is almost exclusively located in the post synaptic density of neurons, and is involved in anchoring synaptic proteins. Its direct and indirect binding
DLG4
Regulation of neurons by neurotransmitters
voltage-dependent currents, altering synaptic efficacy, increasing bursting activity and reconfiguring synaptic connectivity. Major neuromodulators in
Neuromodulation
Power amplifier
A gate driver is a power amplifier that accepts a low-power input from a controller IC and produces a high-current drive input for the gate of a high-power
Gate_driver
Synapse in the mammalian auditory central nervous system
currents increases. Gating mechanics of the glutamate receptors becomes faster Aside from the glutamate receptor, only a few other ligand-gated channels have
Calyx_of_Held
Protein family
transmembrane domain. The extracellular domain interacts with proteins in the synaptic cleft, most notably neuroligin, while the intracellular cytoplasmic portion
Neurexin
Protein-coding gene in the species Homo sapiens
and directly executes fusion by forming a tight complex that brings the synaptic vesicle and plasma membranes together. SNAP-25, a Q-SNARE protein, is anchored
SNAP25
American molecular neuroscientist
the synaptic targeting (Nature, 2000), gating (Nature, 2005), and pharmacology (PNAS, 2006) of all AMPA receptors. TARPs not only mediate synaptic function
David_S._Bredt
Anion of glutamic acid in its role as a neurotransmitter
function in the vertebrate brain, estimated to account for 90% of the synaptic connections in the human brain. It also serves as the primary neurotransmitter
Glutamate_(neurotransmitter)
Branch of neuroscience
can penetrate in some cases the synaptic cleft to interfere with the synaptic transmission and thus control synaptic communication. Computational neuroscience
Computational_neuroscience
Small protrusion on a dendrite that receives input from a single axon
single axon at the synapse. Dendritic spines serve as a storage site for synaptic strength and help transmit electrical signals to the neuron's cell body
Dendritic_spine
Protein family
lysosome). The best studied SNAREs are those that mediate the release of synaptic vesicles containing neurotransmitters in neurons. These neuronal SNAREs
SNARE_protein
In neurophysiology, a reduction of neuronal synapse efficacy
selectively weaken specific synapses in order to make constructive use of synaptic strengthening caused by LTP. This is necessary because, if allowed to continue
Long-term_depression
in their environment; this is referred to as the "social gating hypothesis". The Social Gating Hypothesis suggests that social interaction creates an optimal
Perceptual_narrowing
Cell cycle regulation pathway
knockdowns and increased in PI3K overexpressions. In addition to its role in synaptic plasticity described above, PI3K-AKT signaling pathway also has an important
PI3K/AKT/mTOR_pathway
Projection neurons in the cerebral cortex and hippocampus
to integrate information depends on the number and distribution of the synaptic inputs they receive. A single pyramidal cell receives about 30,000 excitatory
Pyramidal_cell
Network or circuit of neurons
Hebbian pairing of pre-synaptic and post-synaptic activity can substantially alter the dynamic characteristics of the synaptic connection and therefore
Neural_circuit
Neural phenomenon
voltage-gated sodium channels on the dendritic membranes having a higher threshold helps prevent them triggering an action potential from synaptic input
Neural_backpropagation
British neuroscientist
Nigam, Aparna; Johnson, Jon W. (2020). "Interplay between Gating and Block of Ligand-Gated Ion Channels". Brain Sciences. 10 (12): 928. doi:10.3390/brainsci10120928
Paul_Adams_(scientist)
Protein and coding gene in humans
Worley PF (Sep 2003). "Homer binds TRPC family channels and is required for gating of TRPC1 by IP3 receptors". Cell. 114 (6): 777–89. doi:10.1016/S0092-8674(03)00716-5
HOMER3
Long projection on a neuron that conducts signals to other neurons
end-foot, which joins the dendrite or cell body of another neuron to form a synaptic connection. Axons usually make contact with other neurons at junctions
Axon
Neuron communication by electric impulses
conduction, assisting—the propagation of signals along the neuron's axon toward synaptic boutons situated at the ends of an axon; these signals can then connect
Action_potential
glia. It also refers as well as the combined contributions of these three synaptic components to the production of activity at the chemical synapse. Tripartite
Tripartite_synapse
Overview of and topical guide to the human nervous system
Membrane potential Ion channel Voltage-gated ion channels Postsynaptic density Voltage- gated Ca++ channel Synaptic vesicle Neurotransmitter transporter
Outline of the human nervous system
Outline_of_the_human_nervous_system
Biological system of neurotransmitters
the pre-synaptic neuron releases neurotransmitters into the synaptic cleft which bind to cognate receptors expressed on the post-synaptic neuron. Based
Endocannabinoid_system
American theoretical neuroscientist (born 1950)
PMID 20866644. S2CID 946870. Vogels, T. P.; Abbott, L. (2009-03-22). "Gating multiple signals through detailed balance of excitation and inhibition in
Larry_Abbott
Protein-coding gene in the species Homo sapiens
This protein plays a significant role in synaptic transmission and is involved in the regulation of voltage-gated calcium channels, which are crucial for
RIMBP2
Type of neuron in the retina of the mammalian eye
bright light. Using chemogenetic activation or violet light to bypass ipRGC gating, the authors induced large phase shifts during the daytime in mice. The
Intrinsically photosensitive retinal ganglion cell
Intrinsically_photosensitive_retinal_ganglion_cell
Neuron membrane protein
Glutamate receptors are synaptic and non synaptic receptors located primarily on the membranes of neuronal and glial cells. Glutamate (the conjugate base
Glutamate_receptor
British pharmacologist (born 1936)
London (UCL). He has contributed to the general theory of receptor and synaptic mechanisms, and in particular the theory and practice of single ion channel
David_Colquhoun
Field of study
that neurotransmitters interact with on a post-synaptic neuron. The first types of receptors are ligand-gated ion channels or LGICs. LGIC receptors are the
Neuropharmacology
Intracellular communication process
signaling plays a role in muscle contraction, fertilization, cell growth, synaptic plasticity and apoptosis. The resting concentration of Ca2+ in the cytoplasm
Calcium_signaling
Form of synaptic inhibition mediated by increased membrane conductance
Shunting inhibition is a form of synaptic inhibition in which activation of typically GABAA (or glycine) receptors increases a neuron’s membrane conductance
Shunting_inhibition
System of signaling molecules within a cell
transmission Chemical synapse Neuroendocrine signaling Exocrine signaling Pheromones Mechanotransduction Phototransduction Ion channel gating Gap junction
Second_messenger_system
Human protein and coding gene
involvement of FMRP in synaptic plasticity. Synaptic plasticity requires the production of new proteins in response to activation of synaptic receptors. It is
FMR1
Cascade of intracellular and molecular events for transmission/amplification of signals
of post-synaptic cells, resulting in the opening of voltage-gated ion channels. An example of an ion allowed into the cell during a ligand-gated ion channel
Signal_transduction
Protein-coding gene in the species Homo sapiens
greater flux of metabolites. Because of the large pore size, metabolic gating under saturated ATP conditions reveal a transport of 2,000,000 ATP/second
VDAC1
Type of field-effect transistor
zero voltage between its gate and source terminals. If a potential difference of the proper polarity is applied between its gate and source terminals, the
JFET
Type of transistor
Hesameddin; Wu, Peng; Appenzeller, Joerg (2017). "Understanding contact gating in Schottky barrier transistors from 2D channels". Scientific Reports. 7
Field-effect_transistor
Medical treatment
electromagnetic energy to treat mental and physical health disorders in patients. Synaptic plasticity, a particular type of neuroplasticity is the ability of the
Neurotherapy
Power semiconductor electronic device
The integrated, gate-commutated thyristor (IGCT) is a power semiconductor device, used for switching electric current in industrial equipment. It is related
Integrated gate-commutated thyristor
Integrated_gate-commutated_thyristor
Cell signaling pathway
transmission Chemical synapse Neuroendocrine signaling Exocrine signaling Pheromones Mechanotransduction Phototransduction Ion channel gating Gap junction
MAPK/ERK_pathway
Increase in postsynaptic potential by impulses
thus a form of short-term synaptic plasticity. The mechanisms underlying neural facilitation are exclusively pre-synaptic; broadly speaking, PPF arises
Neural_facilitation
French neuroscientist (born 1936)
receptor gating mechanism. Biophys. J. 88:3954-3965 Calimet N., Simoes M., Changeux J.-P., Karplus M., Taly A., Cecchini M. (2013) From the Cover: A gating mechanism
Jean-Pierre_Changeux
American neuroscientist
(April 2001). "Protein kinase C modulates NMDA receptor trafficking and gating". Nature Neuroscience. 4 (4): 382–390. doi:10.1038/86028. PMID 11276228
Suzanne_Zukin
Semiconductor device
A gate turn-off thyristor (GTO) is a type of high-power (e.g. 1200 V AC) thyristor that unlike a normal thyristor is fully controllable and can be turned
Gate_turn-off_thyristor
SYNAPTIC GATING
SYNAPTIC GATING
SYNAPTIC GATING
SYNAPTIC GATING
Boy/Male
Hindu
Beautiful
Surname or Lastname
English (of Norman origin)
English (of Norman origin) : habitational name from Étampes in Seine-et-Oise; the place name is of Celtic origin.
Girl/Female
Muslim
Doing good deeds
Male
Croatian
, ruling the world.
Boy/Male
Gujarati, Hindu, Indian, Kannada, Malayalam, Marathi, Sanskrit, Telugu
A Name for Lord Ganesha
Girl/Female
Gujarati, Hindu, Indian, Kannada, Malayalam, Marathi, Sindhi, Telugu
Goddess Lakshmi
Girl/Female
Indian
Boy/Male
Arabic, Muslim
Sweet-smelling; Jasmine Flower
Boy/Male
Muslim
Sword of the state
Boy/Male
Hindu, Indian, Tamil
High Intelligent
SYNAPTIC GATING
SYNAPTIC GATING
SYNAPTIC GATING
SYNAPTIC GATING
SYNAPTIC GATING
n.
One of the anchor-shaped spicules of certain sponges; also, one of the calcareous spinules of certain Holothurians, as in species of Synapta.
a.
Of or relating to a dynasty or line of kings.
a.
Alt. of Syntactical
n.
Any one of the authors of the three synoptic Gospels, which give a history of our Lord's life and ministry, in distinction from the writer of John's Gospel, which gives a fuller record of his teachings.
a.
Alt. of Syndetical
a.
Affording a general view of the whole, or of the principal parts of a thing; as, a synoptic table; a synoptical statement of an argument.
a.
Of or pertaining to Mount Sinai; given or made at Mount Sinai; as, the Sinaitic law.
n.
A genus of slender, transparent holothurians which have delicate calcareous anchors attached to the dermal plates. See Illustration in Appendix.
a.
Connecting; conjunctive; as, syndetic words or connectives; syndetic references in a dictionary.
a.
Alt. of Sinaitic
a.
Dynastic.
n.
One of the first three Gospels of the New Testament. See Synoptist.
a.
Alt. of Synoptical
a.
Of or pertaining to sinapine; specifically, designating an acid (C11H12O5) related to gallic acid, and obtained by the decomposition of sinapine, as a white crystalline substance.
n.
A salt of sinapic acid.