| plus | 1. <mathematics> More, required to be added; positive, as distinguished from negative; opposed to minus. 2. Hence, in a literary sense, additional; real; actual. "Success goes invariably with a certain plus or positive power." (Emerson) 3. <mathematics> Plus sign, the sign (+) which denotes addition, or a positive quantity. Origin: L, more; akin to Gr, and cf. Piu, Pleonasm. (11 Mar 1998) |
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| plus lens | A converging lens. Synonym: plus lens. (05 Mar 2000) |
| plus strand | See: replicative form. (05 Mar 2000) |
| fluorescence plus Giemsa stain | <technique> A stain used to demonstrate sister chromatid exchange; cells are grown in 5-bromodeoxyuridine, followed by chromosome preparation, staining in Hoechst 33258, exposure to light, and staining in Giemsa; chromosomes exhibit a "harlequin" appearance. (05 Mar 2000) |
| acetyl CoA-(beta-aminoethyl)-L-cysteine omega-N-acetyltransferase | <enzyme> Forms s-(beta-n-acetyl-aminoethyl)-l-cysteine Registry number: EC 2.3.1.- Synonym: acoac-acetyltransferase, acetyl coenzyme a-(beta-aminoethyl)-l-cysteine omega-n-acetyltransferase (26 Jun 1999) |
| n-hexadecane-omega-hydroxylase | <enzyme> Membrane bound hydroxylase from candida lipolytica Registry number: EC 1.14.- (26 Jun 1999) |
| N-omega-phosphoarginine hydrolase | <enzyme> Rat liver enzyme hydrolyzes n-omega-phosphoarginine into arginine and inorganic phosphate; does not act on any of the other substrates of phosphoamidase Registry number: EC 3.9.1.- Synonym: n-p-arg hydrolase, n(omega)-phosphoarginine phosphatase (26 Jun 1999) |
| omega | 1. Twenty-fourth and last letter of the Greek alphabet, omega. 2. Symbol for Ohm. (05 Mar 2000) |
| omega-3 fatty acid desaturase | <enzyme> Catalyses desaturation of the omega-3 carbon (3rd from free end) of c-18 fatty acids; deficiency results in accumulation of linoleic acid (18:2omega6,9) at the expense of linolenic acid (18:3omega3,6,9); amino acid sequence given in first source Registry number: EC 1.14.99.- Synonym: fad3 gene product, omega-3 desaturase (26 Jun 1999) |
| omega 3 fatty acids | A class of fatty acids that have a double bond three carbons from the methyl moiety; reportedly, they play a role in lowering cholesterol and LDL levels. Synonym: omega-3 fatty acids. (05 Mar 2000) |
| omega-6 desaturase | <enzyme> Catalyses desaturation at omega-6 carbon (sixth carbon from free end) Registry number: EC 1.44.99.- Synonym: fad6 gene product, fadc gene product, fad2-1 gene product, fad2-2 gene product (26 Jun 1999) |
| Omega-amidase | <enzyme> Catalyses the conversion of a monoamide of a dicarboxylic acid to a dicarboxylate and ammonia Registry number: EC 3.5.1.3 Synonym: alpha-keto acid omega-amidase (26 Jun 1999) |
| omega-chloroacetophenone | <chemical> A potent eye, throat, and skin irritant. One of its uses is as a riot control agent. Pharmacological action: irritants, tear gases. Chemical name: Ethanone, 1-phenyl-, monochloro deriv. (12 Dec 1998) |
| omega-hydroxyleukotriene E4 dehydrogenase | <enzyme> Liver microsome enzyme converts omega-hydroxyleukotriene e4 to 20-carboxyleukotriene e4 Registry number: EC 1.1.1.- Synonym: omega-hydroxy-lte4 dehydrogenase, 20-hydroxyleukotriene e4 dehydrogenase (26 Jun 1999) |
| omega-n-methylarginine | <chemical> A competitive inhibitor of nitric oxide synthetase. Pharmacological action: enzyme inhibitors. (12 Dec 1998) |