| quinolinol | A fungistat and chelating agent. Synonym: quinolinol. (05 Mar 2000) |
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| quinolizidines | A class of alkaloids based on the quinolizidine (norlupinane) structure. (05 Mar 2000) |
| quinologist | One who is versed in quinology. Source: Websters Dictionary (01 Mar 1998) |
| quinology | <study> The science which treats of the cultivation of the cinchona, and of its use in medicine. Origin: Quinine. Source: Websters Dictionary (01 Mar 1998) |
| quinolones | Quinolines which are substituted in any position by one or more oxo groups. These compounds can have any degree of hydrogenation, any substituents, and fused ring systems. (12 Dec 1998) |
| quinone | Aromatic dicarbonyl compound derived from a dihydroxy aromatic compound. Ubiquinone (coenzyme Q) is a dimethoxy dicarbonyl derivative of benzene involved in electron transport. Other quinones may act as tanning agents. (18 Nov 1997) |
| quinone methide isomerase | <enzyme> From insect cuticle; converts 4-alkyl catechols to quinone methides Registry number: EC 5.3.2.- Synonym: o-quinone-quinone methide isomerase, 4-alkyl-o-quinone-2-hydroxy-4-quinone methide isomerase (26 Jun 1999) |
| quinone methide tautomerase | <enzyme> Enzyme from insect cuticle converts n-acetyldopamine quionone methide to 1,2-dehydro-n-acetyldopamine Registry number: EC 5.3.2.- Synonym: nada quione methide tautomerase (26 Jun 1999) |
| quinone reductase | <enzyme> Enzymes that reduce quinones to phenols usually using NADH or NADPH as a source of reducant. (18 Nov 1997) |
| quinone reductases | <enzyme> NAD(p)h:(quinone acceptor) oxidoreductases. A family that includes three enzymes which are distinguished by their sensitivity to various inhibitors. (NAD(p)h dehydrogenase (quinone)) is a flavoprotein which reduces various quinones in the presence of NADH or NADPH and is inhibited by dicoumarol. (NADH dehydrogenase (quinone)) requires NADH, is inhibited by AMP and 2,4-dinitrophenol but not by dicoumarol or folic acid derivatives. (NADPH dehydrogenase (quinone)) requires NADPH and is inhibited by dicoumarol and folic acid derivatives but not by 2,4-dinitrophenol. Registry number: EC 1.6.99. (12 Dec 1998) |
| quinones | Hydrocarbon rings which contain two ketone moieties in any position. They can be substituted in any position except at the ketone groups. (12 Dec 1998) |
| quinonoid dihydropterin reductase | <enzyme> Quinonoid dihydropterin plus NADH gives tetrahydropterin plus nad Registry number: EC 1.- Synonym: dihydropterin reductase (26 Jun 1999) |
| quinovic | <chemistry> Pertaining to, or designating, a crystalline acid obtained from some varieties of cinchona bark. Alternative forms: chinovic, and kinovic. Source: Websters Dictionary (01 Mar 1998) |
| quinovin | <chemistry> An amorphous bitter glucoside derived from cinchona and other barks. Synonym: quinova bitter, and quinova. Alternative forms: chinovin, and kinovin. Origin: NL. Quina nova the tree Cosmibuena magnifolia, whose bark yields quinovin. Source: Websters Dictionary (01 Mar 1998) |
| quinovose | 6-deoxy-d-glucose;occurs in plants and bacteria in combination with diacylglycerol and is often sulfated (at C-6) in glycolipids. Synonym: quinovose. (05 Mar 2000) |
| quinaldic acid |
a catabolite of tryptophan that is excreted in the urine. Called also quinaldinic acid.
출처: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| quinaldine b. |
chemical name: 1-ethyl-2-[3-(1-ethyl-2(1H )quinolylidene)propenyl]quinolinium chloride. A bright blue-green stain, C25H25ClN2, used in the cytodiagnosis of ruptured fetal membranes.
출처: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| quinaldinic acid |
quinaldic acid.
출처: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| quinapril hydrochloride |
an angiotensin-converting enzyme inhibitor used in the treatment of hypertension, alone or in combination with a thiazide diuretic, and congestive heart failure; administered orally.
출처: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| quinazoline |
a bicyclic aromatic ring structure comprising a benzene ring linked to a pyridine derivative having nitrogen substituents at positions 1 and 3; the parent compound of prazosin and related drugs.
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