| ketoconazole | <drug> An antifungal medication available in pill and liquid form that is effective against a variety of fungal infections such as oral, vaginal and oesophageal thrush and cryptococcosis. Possible side effects include serious liver damage and reduced testosterone levels. (09 Oct 1997) |
|---|---|
| ketogenesis | Metabolic production of ketones or ketone bodies. (05 Mar 2000) |
| ketogenic | Giving rise to ketone bodies in metabolism. (05 Mar 2000) |
| ketogenic corticoids test | A colourimetric test, based on the Zimmermann reaction, which indicates metabolites or adrenal and testicular steroids excreted as 17-ketones in the urine; increased values are most striking in adrenocortical tumours, decreased values in Addison's disease or in panhypopituitarism. Synonym: ketogenic corticoids test. (05 Mar 2000) |
| ketogenic diet | A high-fat, low-carbohydrate, and normal protein diet causing ketosis. (05 Mar 2000) |
| ketogenic-antiketogenic ratio | The proportion between substances that form ketones in the body and those that form d-glucose. (05 Mar 2000) |
| ketoglutarate dehydrogenase complex | <enzyme> Chemical name: 2-Oxoglutarate:lipoamide 2-oxidoreductase (decarboxylating and acceptor-succinylating) Registry number: EC 1.2.4.2 (12 Dec 1998) |
| ketoglutaric acids | A family of compounds containing an oxo group with the general structure of 1,5-pentanedioic acid. (12 Dec 1998) |
| ketoheptose | A seven-carbon sugar possessing a ketone group. Synonym: heptulose. (05 Mar 2000) |
| ketohexose | A six-carbon sugar possessing a ketone group; e.g., fructose. Synonym: hexulose. (05 Mar 2000) |
| ketohydroxyestrin | <chemical> 3-hydroxyestra-1,3,5(10)-trien-17-one. A metabolite of estradiol but possessing less biological activity. It is found in the urine of pregnant women and mares, in the human placenta, and in the urine of bulls and stallions. According to the fourth annual report on carcinogens (ntp 85-002, 1985), estrone may reasonably be anticipated to be a carcinogen (merck, 11th ed). Chemical name: Estra-1,3,5(10)-trien-17-one, 3-hydroxy- (12 Dec 1998) |
| ketol | <chemistry> One of a series of series of complex nitrogenous substances, represented by methyl ketol and related to indol. Methyl ketol, a weak organic base, obtained as a white crystalline substance having the odour of faeces. Source: Websters Dictionary (01 Mar 1998) |
| ketol-acid reductoisomerase | <enzyme> Dihydroxyisovalerate dehydrogenase (isomerizing) was classified as EC 1.1.1.89 (72-75) Registry number: EC 1.1.1.86 Synonym: isomeroreductase, hydroxyacid reductoisomerase, dihydroxyisovalerate dehydrogenase (isomerizing), alpha-acetohydroxyacid isomeroreductase, acetohydroxy acid isomeroreductase (26 Jun 1999) |
| ketole | 1. 2,3-Benzopyrrole;basis of many biologically active substances (e.g., serotonin, tryptophan); formed in degradation of tryptophan. Synonym: ketole. 2. Any of many alkaloids containing the indole structure. (05 Mar 2000) |
| ketole group | Carbons 1 and 2 of a 2-ketose (HOCH2CO-); trans-ketolation from d-xylose 5-phosphate to C-1 of aldoses is important in various metabolic pathways involving carbohydrates (e.g., photosynthesis, Dickens shunt); the two-carbon unit is transferred as a,beta-dihydroxyethyl thiamin pyrophosphate. (05 Mar 2000) |