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BUTYRIC ACID
| Pronunciation (US): |  | (GB): | |
I. (noun)
Sense 1
Meaning:
An unpleasant smelling fatty acid found especially in butter
Synonyms:
Classified under:
Hypernyms ("butyric acid" is a kind of...):
saturated fatty acid (a fatty acid whose carbon chain cannot absorb any more hydrogen atoms; found chiefly in animal fats)
Hyponyms (each of the following is a kind of "butyric acid"):
hydroxybutyric acid; oxybutyric acid (hydroxy derivative of butyric acid)
Context examples:
This species is sporulating, ferments glucose and xylose and produces butyric acid and acetic acid as fermentation by-products.
(Clostridium tyrobutyricum, NCI Thesaurus)
Although the exact mechanism of CNS depression is unknown, alcohol may act by inhibiting the opening of calcium channels, mediated by the binding of the inhibitory neurotransmitter gamma-amino butyric acid (GABA) to GABA-A receptors, or through inhibitory actions at N-methyl-D-aspartate (NMDA)-type glutamate receptors.
(Alcohol, NCI Thesaurus)
This species is nonmotile, non-spore forming, indole positive, catalase and urease negative, reduces nitrate, produces butyric acid, gas from peptone-yeast-glucose medium and propionate from lactate, coagulase and indole, and does not ferment carbohydrates or liquefy gelatin.
(Peptoniphilus indolicus, NCI Thesaurus)
This species is nonmotile, non-spore forming, indole positive, produce butyric acid and gas in peptone yeast extract medium with glucose, urease negative, and does not reduce nitrate, produce coagulase, hydrolyze esculin or starch, liquefy gelatin, ferment carbohydrates, or produce propionate from lactate.
(Peptoniphilus asaccharolyticus, NCI Thesaurus)
