inhibits hyperpolarization. If a cell has Na+ or Ca2+ currents at rest, then inhibition of those currents will also result in hyperpolarization. This voltage-gated...
11 KB (1,215 words) - 05:13, 7 December 2024
Hyperpolarization has several meanings: Hyperpolarization (biology) occurs when the strength of the electric field across the width of a cell membrane...
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humoral immunity – hybrid (biology) – hybridization – hydrolysis – hydrolytic enzyme – hygiene – hyperpolarization (biology) ichthyology – immune cell...
19 KB (1,371 words) - 11:27, 22 March 2025
This article lists notable unsolved problems in biology. Origin of life. Exactly how, where, and when did life on Earth originate? Which, if any, of the...
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Resting potential (category Membrane biology)
muscle as a diffusion potential. Action potential Depolarization Hyperpolarization (biology) Membrane potential "Resting Membrane Potential - Nernst - Generation"...
28 KB (3,805 words) - 17:24, 26 May 2025
Depolarization (category Membrane biology)
The opposite of a depolarization is called a hyperpolarization. Usage of the term "depolarization" in biology differs from its use in physics, where it refers...
20 KB (2,407 words) - 16:18, 2 June 2025
Cell signaling (redirect from Cellular communication (biology))
either a depolarization, for an excitatory receptor response, or a hyperpolarization, for an inhibitory response. These receptor proteins are typically...
61 KB (6,651 words) - 14:02, 27 May 2025
Cyclic nucleotide–gated ion channel (redirect from Hyperpolarization-activated cyclic nucleotide-gated channels)
cyclic nucleotides (cGMP and cAMP) and either a depolarization or a hyperpolarization event. Initially discovered in the cells that make up the retina of...
39 KB (4,917 words) - 18:22, 22 December 2024
Kca channels to efflux K+ and cause hyperpolarization of the cell membrane. Both nitric oxide and hyperpolarization cause the smooth muscle to relax in...
39 KB (4,236 words) - 22:26, 25 May 2025
Refractory period (physiology) (redirect from Refractory period (biology))
repolarization, whereas relative refractory period corresponds to hyperpolarization. After initiation of an action potential, the refractory period is...
11 KB (1,304 words) - 11:40, 16 November 2024
Photoreceptor cell (section Hyperpolarization)
hand, binding of glutamate to a metabotropic receptor results in a hyperpolarization, so this bipolar cell will depolarize to light as less glutamate is...
26 KB (2,939 words) - 18:31, 17 May 2025
changes due to bipedalism Hydrophobic mismatch Hydrostatic skeleton Hyperpolarization (biology) ITPR1 ITPR2 ITPR3 Iatrogenic hypocholesterolemia Ichiji Tasaki...
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Ionotropic effect (category Membrane biology)
be either positive or negative, specifically a depolarization or a hyperpolarization respectively. This term is commonly confused with an inotropic effect...
1 KB (96 words) - 06:14, 27 December 2023
Xenon gas MRI (section Hyperpolarization)
because its large electron cloud permits hyperpolarization and a wide range of chemical shifts. The hyperpolarization creates a large signal intensity, and...
28 KB (2,894 words) - 22:35, 29 May 2025
Afterhyperpolarization (category Membrane biology)
membrane voltage VM even closer to the K+ equilibrium voltage EK. Hence, hyperpolarization persists until the membrane K+ permeability returns to its usual value...
5 KB (611 words) - 23:16, 23 July 2021
Irreversible activation of these receptors with avermectins results in hyperpolarization at synapses and neuromuscular junctions resulting in flaccid paralysis...
20 KB (2,185 words) - 08:27, 3 April 2025
Together with stereocilia, the kinocilium regulates depolarization and hyperpolarization of the hair cell, which is a neuron that can generate action potentials...
6 KB (762 words) - 16:39, 16 December 2023
IK channel (category Cell biology stubs)
encodes the channel found in T cells, which is responsible for the hyperpolarization that is required to keep Ca2+ flowing into the cell through the ICRAC...
2 KB (305 words) - 14:43, 5 July 2020
Rod cell (redirect from Rod (biology))
terminal. In vertebrates, activation of a photoreceptor cell is a hyperpolarization (inhibition) of the cell. When they are not being stimulated, such...
14 KB (1,753 words) - 09:32, 12 March 2025
Ligand-gated ion channel (category Cell biology)
either a depolarization, for an excitatory receptor response, or a hyperpolarization, for an inhibitory response. These receptor proteins are typically...
29 KB (2,607 words) - 05:16, 26 May 2025
of the sodium channels causes hyperpolarization of the cell due to the ongoing efflux of potassium ions. Hyperpolarization of the cell causes voltage-gated...
38 KB (4,543 words) - 06:40, 2 June 2025
Repolarization (category Membrane biology)
repolarization phase of an action potential initially results in hyperpolarization, attainment of a membrane potential, termed the afterhyperpolarization...
21 KB (2,413 words) - 04:36, 22 June 2024
distinct phases after hyperpolarization. Transient outward K+ currents following action potentials can cause hyperpolarization, allowing for low-threshold...
16 KB (2,150 words) - 20:31, 26 January 2025
That initiated a new field of research in the heart and brain, where hyperpolarization-activated, cyclic nucleotide-gated (HCN) channels, the molecular components...
26 KB (2,620 words) - 04:15, 25 May 2025
Type II sensory fiber (category Biology stubs)
neuronal sensitization to mechanical allodynia by upregulation of hyperpolarization-activated cyclic nucleotide gated channels via cyclooxygenase 1 cascade"...
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Chemical synapse (redirect from Synapse biology)
in the case of depolarizing currents, and inhibitory in the case of hyperpolarizing currents. Whether a synapse is excitatory or inhibitory depends on...
36 KB (4,277 words) - 17:00, 25 May 2025
2009). "Pacemaker activity of the human sinoatrial node: Role of the hyperpolarization-activated current, If". International Journal of Cardiology. 132 (3):...
9 KB (1,167 words) - 23:37, 23 March 2025
Wu Q (September 2015). "Atrial natriuretic peptide in cardiovascular biology and disease (NPPA)". Gene. 569 (1): 1–6. doi:10.1016/j.gene.2015.06.029...
44 KB (4,096 words) - 22:53, 25 October 2024
effective Aβ channel blocker difficult. Indirect methods such as membrane hyperpolarization may help limit the cytotoxic depolarizing effects of Aβ channels....
23 KB (2,645 words) - 23:33, 27 May 2025
They also have voltage-sensitive potassium channels that promote hyperpolarization and turgor formation. Such sensitive plants fire all-or-nothing type...
40 KB (4,532 words) - 13:50, 1 June 2025