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Definition of Beta-hydroxybutyric acid
1. Noun. Beta derivative of hydroxybutyric acid that is found in the blood and urine in some cases of impaired metabolism.
Medical Definition of Beta-hydroxybutyric acid
1. CH3CH(OH)CH2COOH;the d-stereoisomer is one of the ketone bodies and is formed in ketogenesis; it is an important fuel for extrahepatic tissues; as an acyl derivative it is also an intermediate in fatty acid biosynthesis. The l-isomer is found as a coenzyme A derivative in b oxidation of fatty acids. Synonym: 3-hydroxybutanoic acid, beta-hydroxybutyric acid. D-3-hydroxybutyric acid dehydrogenase, an enzyme that reversibly catalyses the interconversion of the two main ketone bodies, catalyzing acetoacetate + NADH + H+ &dblarr; d-3-hydroxybutyrate + NAD+. (05 Mar 2000)
Lexicographical Neighbors of Beta-hydroxybutyric Acid
Literary usage of Beta-hydroxybutyric acid
Below you will find example usage of this term as found in modern and/or classical literature:
1. The Medical Clinics of North America by Richard J. Havel, K. Patrick Ober (1917)
"If one-half of the latter amount be present in the form of beta-hydroxybutyric
acid, then 58 gm. of the acid or nearly 6 liters of -fa normal acid solution ..."
2. Transactions of the Association of American Physicians by Association of American Physicians (1913)
"Such dogs, under fasting conditions, may eliminate 100 to 500 mg. of acetone and
aceto-acetic acid, and 0.5 to 4.0 grams of beta-hydroxybutyric acid per ..."
3. A Manual of Pharmacology and Its Applications to Therapeutics and Toxicology by Torald Hermann Sollmann (1922)
"... dysentery and some hepatic derangements (phosphorus poisoning) are associated
with the appearance in the blood and urine of beta-hydroxybutyric acid, ..."
4. Chemical Pathology: Being a Discussion of General Pathology from the by Harry Gideon Wells (1914)
"(2) The acetone bodies (acetone, aceto-acetic acid and beta-hydroxybutyric acid)
appear in the urine when for any reason the quantity of sugar burning in ..."
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