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gamma-aminobutyric acid

   Also found in: Medical, Acronyms, Encyclopedia, Wikipedia, Hutchinson 0.02 sec.
gam·ma-a·mi·no·bu·tyr·ic acid  (gm--mn-by-tîrk, -m-)
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 [ˌgæməəˌmiːnəuːbjʊˈtɪrɪk]
n
(Life Sciences & Allied Applications / Biochemistry) the full name for GABA
gamma-aminobutyric acid  (gm--mn-by-tîrk, -m-)
An amino acid occurring in the brain as a neurotransmitter that acts to inhibit the transmission of nerve impulses. Certain antianxiety drugs, called benzodiazepines, mimic the actions of gamma-aminobutyric acid. Chemical formula: C4H9NO2.


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Soellner and Nunez tested the cells' responses to various chemicals that brain cells use to communicate, such as the neurotransmitters gamma-aminobutyric acid and glutamate.
Mom's caffeine harms pups' brain cells by Science News
As for baclofen, a potent gamma-aminobutyric acid (GABA) agonist frequently used by people with SCIs to control spasticity, recent studies have demonstrated its antitussive activity[3] and inhibition of bronchial hyperresponsiveness to methacholine in people with quadriplegia.
Cough in Patients With SCI by Lin, Kwan-Hwa / Physical Therapy
These receptors, when bound to a chemical called gamma-aminobutyric acid, cause a slowing of nerve transmissions in the brain.
Why people abuse drugs by Hopkins, Gary L. / Vibrant Life
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