purine


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Related to purine: uric acid, low purine diet

pu·rine

 (pyo͝or′ēn′)
n.
1. A double-ringed, crystalline organic base, C5H4N4, that is the parent compound of a large group of biologically important compounds.
2. Any of a group of substituted derivatives of purine, including the nitrogen bases adenine and guanine, which are components of nucleic acids. Uric acid, caffeine, theobromine, and theophylline are also purines.

[German Purin : blend of Latin pūrus, clean; see pure, and New Latin ūricus, uric (from Greek ouron, urine) + -in, -in, -ine.]

purine

(ˈpjʊəriːn) or

purin

n
1. (Elements & Compounds) a colourless crystalline solid that can be prepared from uric acid. Formula: C5H4N4
2. (Elements & Compounds) Also called: purine base any of a number of nitrogenous bases, such as guanine and adenine, that are derivatives of purine and constituents of nucleic acids and certain coenzymes
[C19: from German Purin; see pure, uric, -ine2]

pu•rine

(ˈpyʊər in, -ɪn)

n.
1. a white, crystalline compound, C5H4N4, from which is derived a group of compounds including uric acid, xanthine, and caffeine.
2. one of several purine derivatives, esp. the bases adenine and guanine, which are fundamental constituents of nucleic acids.
[1895–1900; < German Purin. See pure, uric, -ine2]

pu·rine

(pyo͝or′ēn′)
Any of a group of organic compounds containing two rings of alternating carbon and nitrogen atoms. Purines include caffeine and uric acid, as well as the two bases adenine and guanine, which are components of DNA and RNA.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.purine - any of several bases that are derivatives of purine
alkali, base - any of various water-soluble compounds capable of turning litmus blue and reacting with an acid to form a salt and water; "bases include oxides and hydroxides of metals and ammonia"
adenine, A - (biochemistry) purine base found in DNA and RNA; pairs with thymine in DNA and with uracil in RNA
guanine, G - a purine base found in DNA and RNA; pairs with cytosine
2.purine - a colorless crystalline organic base containing nitrogen; the parent compound of various biologically important substances
alkali, base - any of various water-soluble compounds capable of turning litmus blue and reacting with an acid to form a salt and water; "bases include oxides and hydroxides of metals and ammonia"
Translations
purine

purine

n purina
References in periodicals archive ?
Gout results from the accumulation of uric acid, which is formed as the end result of purine metabolism.
29, 2014 /PRNewswire/ -- EastGate Acquisitions Corporation (OTCBB: ESAQ), an emerging pharmaceutical company exploring drug delivery innovations in the development of novel formulations and alternative dosage forms of existing biologically active molecules, announces that it has entered into a licensing agreement with Purine Pharma, LLC (www.
They contain high levels of purine, which cause a build-up of uric acid.
The excretion of total purine was estimated by the sum of allantoin in urine and milk, and uric acid, xanthine and hypoxanthine excreted in urine.
Sapporo to debut beer-like drink with almost-zero purine, sugar
The topics include organic acid disorders, lysosomal storage disorders, disorders of purine and pyrimidine metabolism, and newborn screening.
Instead, the parasite must make purines indirectly, by using an enzyme called purine nucleoside phosphorylase (PNP) to make a purine precursor called hypoxanthine.
It is generally seen that diets containing excess purine like prawns, red meat, liver, kidney and brain will generate more uric acid in the body.
Together, we are investigating which members of the purine family of receptors, which bind a chemical called adenosine triphosphate (ATP), are involved in the secretion of digestive enzymes by the pancreas and how these receptors change in early childhood as the pancreas matures.
In the intestine, purine nucleic acids turn into purine nucleosides and free radicals both of which can be absorbed by the intestine.
Adapting your diet and lifestyle, to minimise your purine intake, will often be enough to prevent further attacks of gout: * Cut out red meat and seafood from your diet.
While investigating how Leishmania becomes resistant to toxic purine nucleosides, we identified and cloned the TOR gene [1,2].