gamma-aminobutyric acid


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γ-aminobutyric acid

 (GABA) [gam″ah-ah-me″no-bu-tēr´ik]
an amino acid that is one of the principal inhibitory neurotransmitters in the central nervous system.

gamma-aminobutyric acid

 [gam″ah-ah-me″no-bu-tir´ik]
γ-aminobutyric acid; see under A.

γ-a·mi·no·bu·tyr·ic ac·id (GABA, γ-A·bu),

(ă-mē'nō-bū-tēr'ik as'id),
4-aminobutyric acid; a constituent of the central nervous system; quantitatively, the principal inhibitory neurotransmitter. Used in the treatment of various neurologic disorders (for example, epilepsy).

γ-aminobutyric acid

/γ-ami·no·bu·tyr·ic ac·id/ (GABA) (-bu-tēr´ik) the principal inhibitory neurotransmitter in the brain but also occurring in several extraneural tissues, including kidney and pancreatic islet β cells. Released from presynaptic cells upon depolarization, it modulates membrane chloride permeability and inhibits postsynaptic cell firing.

gamma-aminobutyric acid

/gam·ma-ami·no·bu·tyr·ic ac·id/ (gam″ah-ah-me″no-bu-tir´ik) γ.

gamma-aminobutyric acid

(găm′ə-ə-mē′nō-byo͞o-tîr′ĭk, -ăm′ə-)
n. Abbr. GABA
An amino acid, C4H9NO2, that is not found in proteins, but occurs in the central nervous system and is associated with the transmission of nerve impulses.

gamma-aminobutyric acid (GABA)

an amino acid that functions as an inhibitory neurotransmitter in the brain and spinal cord. It is also found in the heart, lungs, and kidneys and in certain plants.

gamma-aminobutyric acid

See GABA.

gamma-aminobutyric acid

See GABA.

GABA (gamma-aminobutyric acid)

A neurotransmitter that slows down the activity of nerve cells in the brain.

γ-aminobutyric acid

an amino acid that is one of the principal inhibitory neurotransmitters in the central nervous system. Abbreviated GABA.
References in periodicals archive ?
Etomidate targets alpha5 gamma-aminobutyric acid subtype A receptors to regulate synaptic plasticity and memory blockade.
Gamma-aminobutyric acid and DA are colocalized in the same cells (Fig.
Effects of traditionally used anxiolytic botanicals on enzymes of the gamma-aminobutyric acid (GABA) system.
Oral intake of gamma-aminobutyric acid affects mood and activities of the central nervous system during stress conditions induced by mental stress.
Gamma-aminobutyric acid (y-aminobutyric acid, GABA) is a neurotransmitter that can inhibit discharge of pyramidal neurons in the cerebral cortex, and, thus, potentially plays an important role in the coordination of cortical functioning.
Luo recorded these signals before and after administering a drug that mimics gamma-aminobutyric acid (GABA), a natural brain chemical that keeps nerves from overfiring.
The results showed significant increases in brain levels of the surrogate marker for potential efficacy, gamma-aminobutyric acid (GABA).
In an attempt to understand how propofol induces anesthesia during surgery, scientists tried to identify its binding site within the gamma-aminobutyric acid type A (GAB) receptor on brain cells.
21 May 2013 - Swiss allosteric modulation-based drug developer Addex Therapeutics (SWX:ADXN) unveiled findings today showing that its gamma-aminobutyric acid B (GABA-B) receptor positive allosteric modulator, ADX71441, produced dose dependent changes in growth hormone (GH) plasma concentrations compared with vehicle control in a rodent preclinical model.
Determination of gamma-aminobutyric acid concentration and activity of glutamate decarboxylase in blood serum of patients with multiple sclerosis].
Dream Water's proprietary formula includes the natural ingredients gamma-aminobutyric acid (GABA) to promote relaxation, melatonin to help induce sleep and 5-htp tryptophan to help improve the quality of sleep.

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