Potassium channel opener: A potassium channel opener is a type of drug which facilitates ion transmission through potassium channels.Calcium-activated potassium channel: Calcium-activated potassium channels are potassium channels gated by calcium, or are structurally or phylogenetically related to calcium gated channels. In humans they are divided into BK channels, IK channels, and SK channels based on their conductance (big, intermediate, and small conductance).Trans-tubular potassium gradient: The trans-tubular potassium gradient (TTKG) is an index reflecting the conservation of potassium in the cortical collecting ducts (CCD) of the kidneys. It is useful in diagnosing the causes of hyperkalemia or hypokalemia.Potassium channel blocker: Potassium channel blockers are agents which interfere with conduction through potassium channels.Tertiapin: Tertiapin is a 21-amino acid peptide isolated from venom of the European honey bee (Apis mellifera). It blocks two different types of potassium channels, inward rectifier potassium channels (Kir) and calcium activated large conductance potassium channels (BK).Voltage-gated potassium channel database: VKCDB (Voltage-gated potassium Channel DataBase) is a database of functional data about the voltage-gated potassium channels.List of MeSH codes (D12.776.543): This is a sub-part (membrane proteins only) of List of MeSH codes (D12.776), itself a part of the list of the "D" codes for MeSH.Stretch-activated ion channel: Stretch-activated or stretch-gated ion channels are ion channels which open their pores in response to mechanical deformation of a neuron's plasma membrane. Also see mechanosensitive ion channels and mechanosensitive channels, with which they may be synonymous.SK channel: SK channels (Small conductance calcium-activated potassium channels) are a subfamily of Ca2+-activated K+ channels. They are so called because of their small single channel conductance in the order of 10 pS.Margatoxin: Margatoxin (MgTX) is a peptide that selectively inhibits Kv1.3 voltage-dependent potassium channels.Voltage-dependent calcium channel: Voltage-dependent calcium channels (VDCC) are a group of voltage-gated ion channels found in the membrane of excitable cells (e.g.Chloride channel: C:88-438, A:88-438, B:88-438, F:88-438, A:88-438, B:88-438, B:88-438, A:88-438, B:88-438, B:88-438, B:88-438E-4031: E-4031 is an experimental class III antiarrhythmic drug that blocks potassium channels of the hERG-type.Kim I, Boyle KM, Carrol JL (2005) Postnatal development of E-4031-sensitive potassium current in rat carotid chemoreceptor cells.Jacob Shaw (comics): Jacob Shaw is a fictional character in Marvel Comics, created by Ben Raab and Charlie Adlard. He is the father of Sebastian Shaw (the Black King of the Hellfire Club and enemy of the X-Men).Ankyrin-G binding motif of KCNQ2-3: In molecular biology, the ankyrin-G binding motif of KCNQ2-3 is a protein motif found in the potassium channels KCNQ2 and KCNQ3.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. In the case of post-synaptic neurons, the reversal potential is the membrane potential at which a given neurotransmitter causes no net current flow of ions through that neurotransmitter receptor's ion channel.Patch clamp: The patch clamp technique is a laboratory technique in electrophysiology that allows the study of single or multiple ion channels in cells. The technique can be applied to a wide variety of cells, but is especially useful in the study of excitable cells such as neurons, cardiomyocytes, muscle fibers, and pancreatic beta cells.Calcium signaling: Calcium ions are important for cellular signalling, as once they enter the cytosol of the cytoplasm they exert allosteric regulatory effects on many enzymes and proteins. Calcium can act in signal transduction resulting from activation of ion channels or as a second messenger caused by indirect signal transduction pathways such as G protein-coupled receptors.Tetraethylammonium chlorideKCNB2: Potassium voltage-gated channel subfamily B member 2 is a protein that in humans is encoded by the KCNB2 gene. The protein encoded by this gene is a voltage-gated potassium channel subunit.ATC code C08: ==C08C Selective calcium channel blockers with mainly vascular effects==Calcium-activated potassium channel beta subunit: In molecular biology, the calcium-activated potassium channel beta subunit is a family of proteins comprising the beta subunits of calcium-activated potassium channels.Periodic current reversalTandem pore domain potassium channel: The two-pore-domain potassium channel (not to be confused with the small family of two-pore channels) a family of 15 members form what is known as "leak channels" which possess Goldman-Hodgkin-Katz (open) rectification. These channels are regulated by several mechanisms including oxygen tension, pH, mechanical stretch, and G-proteins .Electrical conductivity meterCardiac transient outward potassium currentG protein-gated ion channelXEN-D0101: XEN-D0101 is a drug that was developed to treat atrial fibrillation. Xention, a biopharmaceutical company based in Cambridge, United Kingdom, created XEN-D0101 along with other ion channel-modulating drugs.Scyllatoxin: Scyllatoxin (also leiurotoxin I) is a toxin, from the scorpion Leiurus quinquestriatus hebraeus, which blocks small-conductance Ca2+-activated K+ channels.Ventricular action potentialOocyte selection: Oocyte selection is a procedure that is performed prior to in vitro fertilization, in order to use oocytes with maximal chances of resulting in pregnancy. In contrast, embryo selection takes place after fertilization.Calpain: A:55-354; B:55-354; A:55-354; B:55-354; A:55-353; B:45-344; A:45-344; L:45-344; L:45-344; A:42-337Ablomin: Ablomin is a toxin present in the venom of the Japanese Mamushi snake, which blocks L-type voltage-gated calcium channels.CromakalimBurst kinetics: Burst kinetics is a form of enzyme kinetics that refers to an initial high velocity of enzymatic turnover when adding enzyme to substrate. This initial period of high velocity product formation is referred to as the "Burst Phase".Coles PhillipsBay K8644Protein primary structure: The primary structure of a peptide or protein is the linear sequence of its amino acid structural units, and partly comprises its overall biomolecular structure. By convention, the primary structure of a protein is reported starting from the amino-terminal (N) end to the carboxyl-terminal (C) end.Fractional sodium excretion: The fractional excretion of sodium (FENa) is the percentage of the sodium filtered by the kidney which is excreted in the urine. It is measured in terms of plasma and urine sodium, rather than by the interpretation of urinary sodium concentration alone, as urinary sodium concentrations can vary with water reabsorption.HSD2 neurons: HSD2 neurons are a small group of neurons in the brainstem which are uniquely sensitive to the mineralocorticosteroid hormone aldosterone, through expression of HSD11B2. They are located within the caudal medulla oblongata, in the nucleus of the solitary tract (NTS).Inhibitor protein: The inhibitor protein (IP) is situated in the mitochondrial matrix and protects the cell against rapid ATP hydrolysis during momentary ischaemia. In oxygen absence, the pH of the matrix drops.HyperchloremiaConcentration effect: In the study of inhaled anesthetics, the concentration effect is the increase in the rate that the Fa(alveolar concentration)/Fi(inspired concentration) ratio rises as the alveolar concentration of that gas is increased. In simple terms, the higher the concentration of gas administered, the faster the alveolar concentration of that gas approaches the inspired concentration.Cell membraneTRPC: TRPC is a family of transient receptor potential cation channels in animals.Omega-grammotoxin SIA: Omega-grammotoxin SIA is a protein toxin that inhibits P, Q and N voltage-gated calcium channels (Ca2+ channels) in neurons.BenzopyranBarium orthotitanate: Barium orthotitanate is the inorganic compound with the chemical formula Ba2TiO4. It is a colourless solid that is of interest because of its relationship to barium titanate, a useful electroceramic.Potassium deficiency (plants): ==Soil type and potassium deficiency==A. N. Hartley: Annie Norah Hartley (1902 – 1994), usually known simply as Norah Hartley, was a dog breeder and the first female board member of the Kennel Club.Caesium bromidePotassium hydrogenacetylenedicarboxylate: Potassium hydrogenacetylenedicarboxylate is a potassium salt with chemical formula KC4HO4 or K+·HC4O4−, often abbreviated as KHadc. It is often called potassium hydrogen acetylenedicarboxylate or monopotassium acetylenedicarboxylate.Ion channelTRPM: TRPM is a family of transient receptor potential ion channels (the "M" stands for "melastatin"). Functional TRPM channels are believed to form tetramers.New Zealand rabbitVasodilation: Vasodilation (or vasodilatation) refers to the widening of blood vessels. It results from relaxation of smooth muscle cells within the vessel walls, in particular in the large veins, large arteries, and smaller arterioles.Silent mutation: Silent mutations are mutations in DNA that do not significantly alter the phenotype of the organism in which they occur. Silent mutations can occur in non-coding regions (outside of genes or within introns), or they may occur within exons.FERM domain: In molecular biology, the FERM domain (F for 4.1 protein, E for ezrin, R for radixin and M for moesin) is a widespread protein module involved in localising proteins to the plasma membrane.Molecular modificationRubidium standard: A rubidium standard or rubidium atomic clock is a frequency standard in which a specified hyperfine transition of electrons in rubidium-87 atoms is used to control the output frequency. It is the most inexpensive, compact, and widely used type of atomic clock, used to control the frequency of television stations, cell phone base stations, in test equipment, and global navigation satellite systems like GPS.Temporal analysis of products: Temporal Analysis of Products (TAP), (TAP-2), (TAP-3) is an experimental technique for studyingReaction coordinateCortical stimulation mapping: Cortical stimulation mapping (often shortened to CSM) is a type of electrocorticography that involves a physically invasive procedure and aims to localize the function of specific brain regions through direct electrical stimulation of the cerebral cortex. It remains one of the earliest methods of analyzing the brain and has allowed researchers to study the relationship between cortical structure and systemic function.Spinel group: The spinels are any of a class of minerals of general formulation A2+B3+2O2−4 which crystallise in the cubic (isometric) crystal system, with the oxide anions arranged in a cubic close-packed lattice and the cations A and B occupying some or all of the octahedral and tetrahedral sites in the lattice. Although the charges of A and B in the prototypical spinel structure are +2 and +3, respectively, other combinations incorporating divalent, trivalent, or tetravalent cations, including magnesium, zinc, iron, manganese, aluminium, chromium, titanium, and silicon, are also possible.
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