| nalbuphine hydrochloride | 17-(Cyclobutylmethyl)4,5a-epoxymorphinan-3,6a,14-triol hydrochloride;a synthetic opioid analgesic chemically related to oxymorphone, a narcotic, and to naloxone, a narcotic antagonist, with both agonist and antagonist narcotic properties. (05 Mar 2000) |
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| naled | <chemical> An organophosphate cholinesterase inhibitor that is used as an insecticide and as an acaricide. Pharmacological action: cholinesterase inhibitor, insecticide, organophosphate. Chemical name: Phosphoric acid, 1,2-dibromo-2,2-dichloroethyl dimethyl ester (12 Dec 1998) |
| nalidixic acid | <drug> Synthetic antibiotic that interferes with DNA gyrase and inhibits prokaryotic replication. Often used in selective media. (18 Nov 1997) |
| nalorphine | <chemical> (5 alpha,6 alpha)-7,8-didehydro-4,5-epoxy-17-(2-propenyl)morphinan-3,6-diol. A narcotic antagonist with some agonist properties. It is an antagonist at mu opioid receptors and an agonist at kappa opioid receptors. Given alone it produces a broad spectrum of unpleasant effects and it is considered to be clinically obsolete. Pharmacological action: narcotic antagonists. Chemical name: Morphinan-3,6-diol, 7,8-didehydro-4,5-epoxy-17-(2-propenyl)-, (5alpha,6alpha)- (12 Dec 1998) |
| naloxone | <drug> An alkaloid antagonist of morphine and of the opiate peptides. (18 Nov 1997) |
| naloxone hydrochloride | 1-N-Allyl-7,8-dihydro-14-hydroxymorphinone hydrochloride;a potent antagonist of endorphins and narcotics, including pentazocine; devoid of pharmacologic action when administered without narcotics. (05 Mar 2000) |
| naltrexone | <chemical> Derivative of noroxymorphone that is the n-cyclopropylmethyl congener of naloxone. It is a narcotic antagonist that is effective orally, longer lasting and more potent than naloxone, and has been proposed for the treatment of heroin addiction. The FDA has approved naltrexone for the treatment of alcohol dependence. Pharmacological action: narcotic antagonists. Chemical name: Morphinan-6-one, 17-(cyclopropylmethyl)-4,5-epoxy-3,14-dihydroxy-, (5alpha)- (12 Dec 1998) |
| Namalwa cell | <cell culture> Lymphoblastoid cell line grown in suspension and used to produce interferon (stimulated by Sendai virus infection). (18 Nov 1997) |
| namaycush | <zoology> A large North American lake trout (Salvelinus namaycush). It is usually spotted with red, and sometimes weighs over forty pounds. Synonym: Mackinaw trout, lake trout, lake salmon, salmon trout, togue, and tuladi. Origin: Indian name. Source: Websters Dictionary (01 Mar 1998) |
| NAME | Acronym for nevi, atrial myxoma, myxoid neurofibromas, and ephilides. See: NAME syndrome. (05 Mar 2000) |
| name bearing type | <zoology> The type genus, type species, holotype, lectotype, series of syntypes, neotype, type slide, or hapantotype, that provides the objective standard of reference whereby the application of the name of a taxon can be determined. (09 Jan 1998) |
| NAME syndrome | <syndrome> The concurrence of nevi, atrial myxoma, myxoid neurofibromas, and ephilides. (05 Mar 2000) |
| named reporting | In public health, named reporting is the reporting of infected persons by name to public health departments. This is standard practice for the surveillance of many infectious diseases such as syphilis, gonorrhoea, and tuberculosis that pose a public health threat. The opposite of named reporting is anonymous testing in which the individual remains nameless. (12 Dec 1998) |
| names | Personal names, given or surname, as cultural characteristics, as ethnological or religious patterns, as indications of the geographic distribution of families and inbreeding, etc. Analysis of isonymy, the quality of having the same or similar names, is useful in the study of population genetics. Names is used also for the history of names or name changes of corporate bodies, such as medical societies, universities, hospitals, government agencies, etc. (12 Dec 1998) |
| namibia | A republic in southern africa, south of angola and west of botswana. Its capital is windhoek. It was a region not much visited before the middle of the 19th century although the portuguese landed at one of its harbors in 1486. Namibia was annexed by germany in 1885. As the former german colony of south west africa, it was mandated to south africa 1920-1966, and made a direct dependent of the united nations 1966. Its name was changed from south west africa to namibia in 1968. The name is from nama, the hottentot people who inhabit it; its origin is unknown. (12 Dec 1998) |