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Molecular neuroscience

Index Molecular neuroscience

Molecular neuroscience is a branch of neuroscience that observes concepts in molecular biology applied to the nervous systems of animals. [1]

118 relations: Acetylcholine, Action potential, Adenosine triphosphate, Adenylyl cyclase, Adrenal medulla, Alan Lloyd Hodgkin, Allosteric regulation, Alzheimer's disease, Amino acid, AMPA receptor, Amyloid beta, Andrew Huxley, Anticonvulsant, Aspartic acid, Autoradiograph, Axon terminal, Basal ganglia, Brain ischemia, Caenorhabditis elegans, Calcium channel, Catecholamine, CDNA library, Cell surface receptor, Central nervous system, Chemiluminescence, Column chromatography, Critical period, Cyclic adenosine monophosphate, Cytoskeleton, Dementia, Dendrite, Depolarization, Diazepam, DNA methylation, Dopamine, Drosophila melanogaster, Edman degradation, Electric eel, Electron microscope, ELISA, Endosome, Epigenetics, Eukaryote, Excitatory postsynaptic potential, Excitotoxicity, Exocytosis, Fixation (histology), Fluorophore, Formaldehyde, G protein, ..., G protein–coupled receptor, GABA receptor, Gamma-Aminobutyric acid, Gene knockout, Genetics, Glucocorticoid receptor, Glutamate receptor, Glutamic acid, Glycine, Golgi apparatus, GTPase, Guanosine diphosphate, Guanosine triphosphate, Hippocampus, Histology, Histone, Huntington's disease, Immunocytochemistry, Ischemia, Kainate receptor, Ligand-gated ion channel, Loligo, Long-term potentiation, Medium spiny neuron, Metabotropic receptor, Molecular biology, Nanometre, Nematode, Nervous system, Neuroanatomy, Neurodegeneration, Neuroglia, Neuromuscular junction, Neuropeptide, Neuroplasticity, Neuroscience, Neurotransmitter, Nicotinic acetylcholine receptor, NMDA receptor, Parkinson's disease, Pars reticulata, Phencyclidine, Picrotoxin, Precipitation (chemistry), Primary and secondary antibodies, Prion, Receptor tyrosine kinase, Resting potential, Reversal potential, Sex chromosome, Sexual dimorphism, Shosaku Numa, Signal transduction, Soma (biology), Spatial memory, Substantia nigra, Synapse, Synaptic vesicle, Tetraethylammonium, Tetraodontidae, Tetrodotoxin, Thalamus, Tranquilizer, Ultraviolet, Upper motor neuron, Voltage-gated calcium channel, Voltage-gated ion channel, Voltage-gated potassium channel. Expand index (68 more) »

Acetylcholine

Acetylcholine (ACh) is an organic chemical that functions in the brain and body of many types of animals, including humans, as a neurotransmitter—a chemical message released by nerve cells to send signals to other cells.

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Action potential

In physiology, an action potential occurs when the membrane potential of a specific axon location rapidly rises and falls: this depolarisation then causes adjacent locations to similarly depolarise.

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Adenosine triphosphate

Adenosine triphosphate (ATP) is a complex organic chemical that participates in many processes.

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Adenylyl cyclase

Adenylyl cyclase (also commonly known as adenyl cyclase and adenylate cyclase, abbreviated AC) is an enzyme with key regulatory roles in essentially all cells.

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Adrenal medulla

The adrenal medulla (medulla glandulae suprarenalis) is part of the adrenal gland.

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Alan Lloyd Hodgkin

Sir Alan Lloyd Hodgkin (5 February 1914 – 20 December 1998) was an English physiologist and biophysicist, who shared the 1963 Nobel Prize in Physiology or Medicine with Andrew Huxley and John Eccles.

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Allosteric regulation

In biochemistry, allosteric regulation (or allosteric control) is the regulation of an enzyme by binding an effector molecule at a site other than the enzyme's active site.

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Alzheimer's disease

Alzheimer's disease (AD), also referred to simply as Alzheimer's, is a chronic neurodegenerative disease that usually starts slowly and worsens over time.

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Amino acid

Amino acids are organic compounds containing amine (-NH2) and carboxyl (-COOH) functional groups, along with a side chain (R group) specific to each amino acid.

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AMPA receptor

The α-amino-3-hydroxy-5-methyl-4-isoxazolepropionic acid receptor (also known as AMPA receptor, AMPAR, or quisqualate receptor) is an ionotropic transmembrane receptor for glutamate that mediates fast synaptic transmission in the central nervous system (CNS).

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Amyloid beta

Amyloid beta (Aβ or Abeta) denotes peptides of 36–43 amino acids that are crucially involved in Alzheimer's disease as the main component of the amyloid plaques found in the brains of Alzheimer patients.

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Andrew Huxley

Sir Andrew Fielding Huxley (22 November 191730 May 2012) was a Nobel Prize-winning English physiologist and biophysicist.

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Anticonvulsant

Anticonvulsants (also commonly known as antiepileptic drugs or as antiseizure drugs) are a diverse group of pharmacological agents used in the treatment of epileptic seizures.

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Aspartic acid

Aspartic acid (symbol Asp or D; salts known as aspartates), is an α-amino acid that is used in the biosynthesis of proteins.

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Autoradiograph

An autoradiograph is an image on an x-ray film or nuclear emulsion produced by the pattern of decay emissions (e.g., beta particles or gamma rays) from a distribution of a radioactive substance.

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Axon terminal

Axon terminals (also called synaptic boutons or terminal boutons) are distal terminations of the telodendria (branches) of an axon.

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Basal ganglia

The basal ganglia (or basal nuclei) is a group of subcortical nuclei, of varied origin, in the brains of vertebrates including humans, which are situated at the base of the forebrain.

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Brain ischemia

Brain ischemia (a.k.a. cerebral ischemia, cerebrovascular ischemia) is a condition in which there is insufficient blood flow to the brain to meet metabolic demand.

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Caenorhabditis elegans

Caenorhabditis elegans is a free-living (not parasitic), transparent nematode (roundworm), about 1 mm in length, that lives in temperate soil environments.

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Calcium channel

A calcium channel is an ion channel which shows selective permeability to calcium ions.

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Catecholamine

A catecholamine (CA) is a monoamine, an organic compound that has a catechol (benzene with two hydroxyl side groups at carbons 1 and 2) and a side-chain amine.

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CDNA library

A cDNA library is a combination of cloned cDNA (complementary DNA) fragments inserted into a collection of host cells, which together constitute some portion of the transcriptome of the organism and are stored as a "library".

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Cell surface receptor

Cell surface receptors (membrane receptors, transmembrane receptors) are receptors that are embedded in the membranes of cells.

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Central nervous system

The central nervous system (CNS) is the part of the nervous system consisting of the brain and spinal cord.

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Chemiluminescence

Chemiluminescence (also chemoluminescence) is the emission of light (luminescence), as the result of a chemical reaction.

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Column chromatography

Column chromatography in chemistry is a chromatography method used to isolate a single chemical compound from a mixture.

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Critical period

In developmental psychology and developmental biology, a critical period is a maturational stage in the lifespan of an organism during which the nervous system is especially sensitive to certain environmental stimuli.

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Cyclic adenosine monophosphate

Cyclic adenosine monophosphate (cAMP, cyclic AMP, or 3',5'-cyclic adenosine monophosphate) is a second messenger important in many biological processes.

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Cytoskeleton

A cytoskeleton is present in all cells of all domains of life (archaea, bacteria, eukaryotes).

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Dementia

Dementia is a broad category of brain diseases that cause a long-term and often gradual decrease in the ability to think and remember that is great enough to affect a person's daily functioning.

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Dendrite

Dendrites (from Greek δένδρον déndron, "tree"), also dendrons, are branched protoplasmic extensions of a nerve cell that propagate the electrochemical stimulation received from other neural cells to the cell body, or soma, of the neuron from which the dendrites project.

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Depolarization

In biology, depolarization is a change within a cell, during which the cell undergoes a shift in electric charge distribution, resulting in less negative charge inside the cell.

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Diazepam

Diazepam, first marketed as Valium, is a medicine of the benzodiazepine family that typically produces a calming effect.

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DNA methylation

DNA methylation is a process by which methyl groups are added to the DNA molecule.

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Dopamine

Dopamine (DA, a contraction of 3,4-dihydroxyphenethylamine) is an organic chemical of the catecholamine and phenethylamine families that plays several important roles in the brain and body.

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Drosophila melanogaster

Drosophila melanogaster is a species of fly (the taxonomic order Diptera) in the family Drosophilidae.

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Edman degradation

Edman degradation, developed by Pehr Edman, is a method of sequencing amino acids in a peptide.

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Electric eel

The electric eel (Electrophorus electricus) is a South American electric fish, and the only species in its genus.

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Electron microscope

An electron microscope is a microscope that uses a beam of accelerated electrons as a source of illumination.

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ELISA

The enzyme-linked immunosorbent assay (ELISA) is a test that uses antibodies and color change to identify a substance.

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Endosome

In cell biology, an endosome is a membrane-bound compartment inside eukaryotic cells.

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Epigenetics

Epigenetics is the study of heritable changes in gene function that do not involve changes in the DNA sequence.

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Eukaryote

Eukaryotes are organisms whose cells have a nucleus enclosed within membranes, unlike Prokaryotes (Bacteria and other Archaea).

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Excitatory postsynaptic potential

In neuroscience, an excitatory postsynaptic potential (EPSP) is a postsynaptic potential that makes the postsynaptic neuron more likely to fire an action potential.

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Excitotoxicity

Excitotoxicity is the pathological process by which nerve cells are damaged or killed by excessive stimulation by neurotransmitters such as glutamate and similar substances.

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Exocytosis

Exocytosis is a form of active transport in which a cell transports molecules (e.g., neurotransmitters and proteins) out of the cell (exo- + cytosis) by expelling them through an energy-dependent process.

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Fixation (histology)

In the fields of histology, pathology, and cell biology, fixation is the preservation of biological tissues from decay due to autolysis or putrefaction.

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Fluorophore

A fluorophore (or fluorochrome, similarly to a chromophore) is a fluorescent chemical compound that can re-emit light upon light excitation.

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Formaldehyde

No description.

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G protein

G proteins, also known as guanine nucleotide-binding proteins, are a family of proteins that act as molecular switches inside cells, and are involved in transmitting signals from a variety of stimuli outside a cell to its interior.

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G protein–coupled receptor

G protein–coupled receptors (GPCRs), also known as seven-(pass)-transmembrane domain receptors, 7TM receptors, heptahelical receptors, serpentine receptor, and G protein–linked receptors (GPLR), constitute a large protein family of receptors that detect molecules outside the cell and activate internal signal transduction pathways and, ultimately, cellular responses.

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GABA receptor

The GABA receptors are a class of receptors that respond to the neurotransmitter gamma-aminobutyric acid (GABA), the chief inhibitory compound in the mature vertebrate central nervous system.

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Gamma-Aminobutyric acid

gamma-Aminobutyric acid, or γ-aminobutyric acid, or GABA, is the chief inhibitory neurotransmitter in the mammalian central nervous system.

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Gene knockout

A gene knockout (abbreviation: KO) is a genetic technique in which one of an organism's genes is made inoperative ("knocked out" of the organism).

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Genetics

Genetics is the study of genes, genetic variation, and heredity in living organisms.

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Glucocorticoid receptor

The glucocorticoid receptor (GR, or GCR) also known as NR3C1 (nuclear receptor subfamily 3, group C, member 1) is the receptor to which cortisol and other glucocorticoids bind.

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Glutamate receptor

Glutamate receptors are synaptic and non synaptic receptors located primarily on the membranes of neuronal and glial cells.

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Glutamic acid

Glutamic acid (symbol Glu or E) is an α-amino acid with formula.

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Glycine

Glycine (symbol Gly or G) is the amino acid that has a single hydrogen atom as its side chain.

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Golgi apparatus

The Golgi apparatus, also known as the Golgi complex, Golgi body, or simply the Golgi, is an organelle found in most eukaryotic cells.

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GTPase

GTPases (singular GTPase) are a large family of hydrolase enzymes that can bind and hydrolyze guanosine triphosphate (GTP).

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Guanosine diphosphate

Guanosine diphosphate, abbreviated GDP, is a nucleoside diphosphate.

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Guanosine triphosphate

Guanosine-5'-triphosphate (GTP) is a purine nucleoside triphosphate.

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Hippocampus

The hippocampus (named after its resemblance to the seahorse, from the Greek ἱππόκαμπος, "seahorse" from ἵππος hippos, "horse" and κάμπος kampos, "sea monster") is a major component of the brains of humans and other vertebrates.

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Histology

Histology, also microanatomy, is the study of the anatomy of cells and tissues of plants and animals using microscopy.

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Histone

In biology, histones are highly alkaline proteins found in eukaryotic cell nuclei that package and order the DNA into structural units called nucleosomes.

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Huntington's disease

Huntington's disease (HD), also known as Huntington's chorea, is an inherited disorder that results in death of brain cells.

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Immunocytochemistry

Immunocytochemistry (ICC) is a common laboratory technique that is used to anatomically visualize the localization of a specific protein or antigen in cells by use of a specific primary antibody that binds to it.

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Ischemia

Ischemia or ischaemia is a restriction in blood supply to tissues, causing a shortage of oxygen that is needed for cellular metabolism (to keep tissue alive).

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Kainate receptor

Kainate receptors, or kainic acid receptors (KARs), are ionotropic receptors that respond to the neurotransmitter glutamate.

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Ligand-gated ion channel

Ligand-gated ion channels (LICs, LGIC), also commonly referred as ionotropic receptors, are a group of transmembrane ion-channel proteins which open to allow ions such as Na+, K+, Ca2+, and/or Cl− to pass through the membrane in response to the binding of a chemical messenger (i.e. a ligand), such as a neurotransmitter.

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Loligo

Loligo is a genus of squid and one of the most representative and widely distributed groups of myopsid squid.

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Long-term potentiation

In neuroscience, long-term potentiation (LTP) is a persistent strengthening of synapses based on recent patterns of activity.

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Medium spiny neuron

Medium spiny neurons (MSNs), also known as spiny projection neurons, are a special type of GABAergic inhibitory cell representing 95% of neurons within the human striatum, a basal ganglia structure.

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Metabotropic receptor

A metabotropic receptor is a type of membrane receptor of eukaryotic cells that acts through a second messenger.

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Molecular biology

Molecular biology is a branch of biology which concerns the molecular basis of biological activity between biomolecules in the various systems of a cell, including the interactions between DNA, RNA, proteins and their biosynthesis, as well as the regulation of these interactions.

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Nanometre

The nanometre (International spelling as used by the International Bureau of Weights and Measures; SI symbol: nm) or nanometer (American spelling) is a unit of length in the metric system, equal to one billionth (short scale) of a metre (m).

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Nematode

The nematodes or roundworms constitute the phylum Nematoda (also called Nemathelminthes).

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Nervous system

The nervous system is the part of an animal that coordinates its actions by transmitting signals to and from different parts of its body.

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Neuroanatomy

Neuroanatomy is the study of the structure and organization of the nervous system.

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Neurodegeneration

Neurodegeneration is the progressive loss of structure or function of neurons, including death of neurons.

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Neuroglia

Neuroglia, also called glial cells or simply glia, are non-neuronal cells in the central nervous system (brain and spinal cord) and the peripheral nervous system.

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Neuromuscular junction

A neuromuscular junction (or myoneural junction) is a chemical synapse formed by the contact between a motor neuron and a muscle fiber.

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Neuropeptide

Neuropeptides are small protein-like molecules (peptides) used by neurons to communicate with each other.

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Neuroplasticity

Neuroplasticity, also known as brain plasticity and neural plasticity, is the ability of the brain to change throughout an individual's life, e.g., brain activity associated with a given function can be transferred to a different location, the proportion of grey matter can change, and synapses may strengthen or weaken over time.

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Neuroscience

Neuroscience (or neurobiology) is the scientific study of the nervous system.

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Neurotransmitter

Neurotransmitters are endogenous chemicals that enable neurotransmission.

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Nicotinic acetylcholine receptor

Nicotinic acetylcholine receptors, or nAChRs, are receptor proteins that respond to the neurotransmitter acetylcholine.

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NMDA receptor

The N-methyl-D-aspartate receptor (also known as the NMDA receptor or NMDAR), is a glutamate receptor and ion channel protein found in nerve cells.

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Parkinson's disease

Parkinson's disease (PD) is a long-term degenerative disorder of the central nervous system that mainly affects the motor system.

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Pars reticulata

The pars reticulata is a portion of the substantia nigra.

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Phencyclidine

Phencyclidine (PCP), also known as angel dust among other names, is a drug used for its mind altering effects.

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Picrotoxin

Picrotoxin, also known as cocculin, is a poisonous crystalline plant compound.

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Precipitation (chemistry)

Precipitation is the creation of a solid from a solution.

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Primary and secondary antibodies

Primary and secondary antibodies are two groups of antibodies that are classified based on whether they bind to antigens or proteins directly or target another (primary) antibody that, in turn, is bound to an antigen or protein.

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Prion

Prions are misfolded proteins that are associated with several fatal neurodegenerative diseases in animals and humans.

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Receptor tyrosine kinase

Receptor tyrosine kinases (RTKs) are the high-affinity cell surface receptors for many polypeptide growth factors, cytokines, and hormones.

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Resting potential

The relatively static membrane potential of quiescent cells is called the resting membrane potential (or resting voltage), as opposed to the specific dynamic electrochemical phenomena called action potential and graded membrane potential.

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Reversal potential

In a biological membrane, the reversal potential (also known as the Nernst potential) of an ion is the membrane potential at which there is no net (overall) flow of that particular ion from one side of the membrane to the other.

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Sex chromosome

An allosome (also referred to as a sex chromosome, heterotypical chromosome, heterochromosome, or idiochromosome) is a chromosome that differs from an ordinary autosome in form, size, and behavior.

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Sexual dimorphism

Sexual dimorphism is the condition where the two sexes of the same species exhibit different characteristics beyond the differences in their sexual organs.

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Shosaku Numa

was a Japanese neuroscientist known for his pioneer research on neurotransmitters and ion channels, and made outstanding contributions to the understanding of molecular mechanisms of neural signalling.

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Signal transduction

Signal transduction is the process by which a chemical or physical signal is transmitted through a cell as a series of molecular events, most commonly protein phosphorylation catalyzed by protein kinases, which ultimately results in a cellular response.

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Soma (biology)

The soma (pl. somata or somas), perikaryon (pl. perikarya), neurocyton, or cell body is the bulbous, non-process portion of a neuron or other brain cell type, containing the cell nucleus.

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Spatial memory

In cognitive psychology and neuroscience, spatial memory is that part of the memory responsible for the recording of information about one's environment and spatial orientation.

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Substantia nigra

The substantia nigra (SN) is a basal ganglia structure located in the midbrain that plays an important role in reward and movement.

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Synapse

In the nervous system, a synapse is a structure that permits a neuron (or nerve cell) to pass an electrical or chemical signal to another neuron or to the target efferent cell.

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Synaptic vesicle

In a neuron, synaptic vesicles (or neurotransmitter vesicles) store various neurotransmitters that are released at the synapse.

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Tetraethylammonium

Tetraethylammonium (TEA), (NEt4+) or (Et4N+) is a quaternary ammonium cation consisting of four ethyl groups attached to a central nitrogen atom, and is positively charged.

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Tetraodontidae

The Tetraodontidae are a family of primarily marine and estuarine fish of the order Tetraodontiformes.

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Tetrodotoxin

Tetrodotoxin (TTX) is a potent neurotoxin.

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Thalamus

The thalamus (from Greek θάλαμος, "chamber") is the large mass of gray matter in the dorsal part of the diencephalon of the brain with several functions such as relaying of sensory signals, including motor signals, to the cerebral cortex, and the regulation of consciousness, sleep, and alertness.

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Tranquilizer

A tranquilizer refers to a drug which is designed for the treatment of anxiety, fear, tension, agitation, and disturbances of the mind, specifically to reduce states of anxiety and tension.

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Ultraviolet

Ultraviolet (UV) is electromagnetic radiation with a wavelength from 10 nm to 400 nm, shorter than that of visible light but longer than X-rays.

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Upper motor neuron

Upper motor neurons (UMNs) are the main source of voluntary movement.

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Voltage-gated calcium channel

Voltage-gated calcium channels (VGCCs), also known as voltage-dependent calcium channels (VDCCs), are a group of voltage-gated ion channels found in the membrane of excitable cells (e.g., muscle, glial cells, neurons, etc.) with a permeability to the calcium ion Ca2+.

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Voltage-gated ion channel

Voltage-gated ion channels are a class of transmembrane proteins that form ion channels that are activated by changes in the electrical membrane potential near the channel.

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Voltage-gated potassium channel

Voltage-gated potassium channels (VGKCs) are transmembrane channels specific for potassium and sensitive to voltage changes in the cell's membrane potential.

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References

[1] https://en.wikipedia.org/wiki/Molecular_neuroscience

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