| ammonium sulphate precipitation | <technique> In this technique, ammonium sulphate is used to make proteins precipitate out of a solution, the proteins are then collected by centrifugation. (09 Oct 1997) |
|---|---|
| bismuth ammonium citrate | Ammoniocitrate of bismuth; an intestinal astringent. (05 Mar 2000) |
| monobasic ammonium phosphate | (NH4)H2PO4;used in baking powder. (05 Mar 2000) |
| sodium ammonium ATPase | <enzyme> Aspect of atpase, EC 3.6.1.3 Registry number: EC 3.6.1.- Synonym: ammonium potassium atpase, na nh4 atpase, atpase, sodium ammonium (26 Jun 1999) |
| dibasic ammonium phosphate | (NH4)2HPO4;used for fireproofing, in baking powder, and as an antirheumatic. (05 Mar 2000) |
| ferric ammonium citrate | Soluble ferric citrate;a compound used in hypochromic anaemia; it is relatively free of astringent and irritant action. Ferric ammonium citrate green is often used in hypochromic anaemia. (05 Mar 2000) |
| ferric ammonium sulfate | An astringent and styptic. Synonym: ammonium ferric sulfate, ferric alum, iron alum. (05 Mar 2000) |
| 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) |