| iodipamide | <chemical> A water-soluble iodinated radiographic contrast medium used for intravenous cholangiography and cholecystography. Pharmacological action: contrast media. Chemical name: Benzoic acid, 3,3'-((1,6-dioxo-1,6-hexanediyl)diimino)bis(2,4,6-triiodo- (12 Dec 1998) |
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| meglumine diatrizoate | N-methylglucamine salt of 3,5-diacetamido-2,4,6-triiodobenzoic acid;a water-soluble organic iodine compound used for excretory urography, for contrast visualization of the cardiovascular system, and orally for opacification of the gastrointestinal tract. Synonym: methylglucamine diatrizoate. (05 Mar 2000) |
| methylglucamine diatrizoate | N-methylglucamine salt of 3,5-diacetamido-2,4,6-triiodobenzoic acid;a water-soluble organic iodine compound used for excretory urography, for contrast visualization of the cardiovascular system, and orally for opacification of the gastrointestinal tract. Synonym: methylglucamine diatrizoate. (05 Mar 2000) |
| sodium diatrizoate | A water-soluble organic iodine compound formerly used for intravenous excretory urography and angiography. (05 Mar 2000) |
| diatrizoate | <chemical> The most commonly used water-soluble, iodinated, radiopaque X-ray contrast medium. It is used as diatrizoate meglumine and diatrizoate sodium for all types of angiography, urography, and GI tract studies. Pharmacological action: contrast media. Chemical name: Benzoic acid, 3,5-bis(acetylamino)-2,4,6-triiodo- (12 Dec 1998) |
| diatrizoate meglumine | <chemical> Versatile X-ray contrast medium for diagnostic radiology. It can be administered by most routes. Pharmacological action: contrast media. Chemical name: D-Glucitol, 1-deoxy-1-(methylamino)-, 3,5-bis(acetylamino)-2,4,6-triiodobenzoate (salt) (12 Dec 1998) |
| abstracting and indexing | Shortening or summarizing of documents; assigning of descriptors for referencing documents. (12 Dec 1998) |
| academies and institutes | Organizations representing specialised fields which are accepted as authoritative; may be non-governmental, university or an independent research organization, e.g., national academy of sciences, brookings institution, etc. (12 Dec 1998) |
| accounts payable and receivable | Short-term debt obligations and assets occurring in the regular course of operational transactions. (12 Dec 1998) |
| aged, 80 and over | A person 80 years of age and older. (12 Dec 1998) |
| algae and fungi | Algae represent a group of spore-propagating plants, unicellular or undifferentiated into root, stem, and leaf. They include seaweed and many unicellular fresh water plants, most of which contain chlorophyll. They account for about 90% of the earth's photosynthetic activity. Fungi are eukaryotic, heterotrophic organisms that live as saprobes or parasites and include mushrooms, yeasts, smuts, molds, etc. They lack chlorophyll. (12 Dec 1998) |
| alkyl and aryl transferases | <enzyme> A somewhat heterogeneous class of enzymes that catalyze the transfer of alkyl or related groups (excluding methyl groups). Registry number: EC 2.5 (12 Dec 1998) |
| allergy and immunology | A medical specialty concerned with the hypersensitivity of the individual to foreign substances and protection from the resultant infection or disorder. (12 Dec 1998) |
| alligators and crocodiles | Large, long-tailed reptiles, including caimans, of the order loricata. (12 Dec 1998) |
| Amine Precursor Uptake and Decarboxylation | <pharmacology, physiology> Paracrine cells of which argentaffin cells are an example. Usage of the term APUD is neither helpful nor memorable. Acronym: APUD (11 Nov 1997) |