Zeune's law 맹인의 수는 적도에 가까운 열대지방에서 증가한다.
zidovudin
| Warthin-Starry silver stain | <technique> A stain for spirochetes in which preparations are incubated in 1% silver nitrate solution followed by a developer. (05 Mar 2000) |
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| silver protein stain | <technique> A silver proteinate complex used in staining nerve fibres, nerve endings, and flagellate protozoa; also used to demonstrate phagocytosis in living animals by the cells of the reticuloendothelial system. (05 Mar 2000) |
| silver stain | <technique> Any of a variety of stain's (e.g., Bielschowsky's, Gomori's silver, impregnation stain's) which employ alkaline silver nitrate solutions to stain connective tissue fibres (reticulin, collagen), calcium salt deposits, spirochaetes, neurological tissue, and nucleolar organiser regions. (05 Mar 2000) |
| Fontana-Masson silver stain | <technique> A stain used to demonstrate melanin and argentaffin granules. Synonym: Fontana-Masson silver stain. (05 Mar 2000) |
| Gomori, George | <person> Hungarian histochemist in the U.S., 1904-1957. See: Grocott-Gomori methenamine-silver stain, Gomori's non-specific alkaline phosphatase stain, Gomori's one-step trichrome stain, Gomori's silver impregnation stain, Gomori's chrome alum haematoxylin-phloxine stain. See entries under stain. (05 Mar 2000) |
| Gomori procedure | <procedure> Cytochemical staining procedure used to localise acid phosphatases. Depends upon the production of phosphate ions from organic phospho esters such as _ glycerophosphate. The phosphate in the presence of lead ions causes the formation of a precipitate of lead salt that is converted to the brown sulphide of lead by the action of yellow ammonium sulphide. (18 Nov 1997) |
| rep-silver | Money anciently paid by servile tenants to their lord, in lieu of the customary service of reaping his corn or grain. See: Reap. Source: Websters Dictionary (01 Mar 1998) |
| methenamine-silver | A hexamethylenetetramine-silver complex prepared by adding silver nitrate to methenamine; a white precipitate appears in the solution which dissolves upon shaking and is stable under refrigeration; used in various histological and histochemical staining methods. See: Gomori's methenamine-silver stain. (05 Mar 2000) |
| mild silver protein | A complex prepared by the reaction of silver oxide with either gelatin or serum albumin. Black shiny crystals liberate silver and it was formerly widely used as a topical anti-infective on mucous membranes. Contains from 19 to 25% silver, only a small fraction of which is ionizable. Can produce black or brown pigmentation due to deposition of reduced silver in the tissues. Synonym: argyrol, silvol. (05 Mar 2000) |
| colloidal silver iodide | An antiseptic used for treatment of inflammation of the mucous membranes. (05 Mar 2000) |
| silver | 1. <chemistry> A soft white metallic element, sonorous, ductile, very malleable, and capable of a high degree of polish. It is found native, and also combined with sulphur, arsenic, antimony, chlorine, etc, in the minerals argentite, proustite, pyrargyrite, ceragyrite, etc. Silver is one of the "noble" metals, so-called, not being easily oxidized, and is used for coin, jewelry, plate, and a great variety of articles. Symbol Ag (Argentum). Atomic weight 107.7. Specific gravity 10.5. Silver was known under the name of luna to the ancients and also to the alchemists. Some of its compounds, as the halogen salts, are remarkable for the effect of light upon them, and are used in photography. 2. Coin made of silver; silver money. 3. Anything having the luster or appearance of silver. 4. The colour of silver. Silver is used in the formation of many compounds of obvious meaning; as, silver-armed, silver-bright, silver-buskined, silver-coated, silver-footed, silver-haired, silver-headed, silver-mantled, silver-plated, silver-slippered, silver-sounding, silver-studded, silver-tongued, silver-white. See Silver, Black silver See Argentine. Origin: OE. Silver, selver, seolver, AS. Seolfor, siolfur, siolufr, silofr, sylofr; akin to OS. Silubar, OFries. Selover, D. Zilver, LG. Sulver, OHG. Silabar, silbar, G. Silber, Icel. Silfr, Sw. Silfver, Dan. Solv, Goth. Silubr, Russ. Serebro, Lith. Sidabras; of unknown origin. 1. Of or pertaining to silver; made of silver; as, silver leaf; a silver cup. 2. Resembling silver. Specifically: Bright; resplendent; white. "Silver hair." "Others, on silver lakes and rivers, bathed Their downy breast." (Milton) Precious; costly. Giving a clear, ringing sound soft and clear. "Silver voices." . Sweet; gentle; peaceful. "Silver slumber." . <botany> American silver fir, A lepisma. Source: Websters Dictionary (01 Mar 1998) |
| silver cell | One of a number of cells seen in plaques of multiple sclerosis, having round or oval nuclei, the body of the cell containing many yellow or light brown particles; the cells are characteristic of multiple sclerosis, but are found in other conditions, including syphilis. (05 Mar 2000) |
| silver chloride | Used in the preparation of antiseptic silver preparations. (05 Mar 2000) |
| silver compounds | Inorganic compounds that contain silver as an integral part of the molecule. (12 Dec 1998) |
| silver cone | Pure silver cone with standard conical shape, used with cement to obturate dental root canals. (05 Mar 2000) |