| gr. | grain; 1 gr. = 0.0648 gm |
|---|---|
| gr | grade; graft; grain; gram; gravity; gray; gross |
| AYA | acute yellow atrophy |
| AYV | aster yellow virus |
| BNYVV | beet necrotic yellow vein virus |
| AGD | Argyrophilic grain disease |
|---|---|
| BYDV | Barley yellow dwarf virus |
| BYMV | Bean yellow mosaic virus |
| BNYVV | Beet Necrotic Yellow Vein Virus |
| B-Y | Blue-on-yellow |
| aleurone grain | <plant biology> Membrane bounded storage granule within plant cells that usually contains protein. May be an aleuroplast or just a specialised vacuole. (18 Nov 1997) |
|---|---|
| grain | <botany> A fruit characteristic of grasses (such as rice), pollen grain, a microspore of a seed plant, or the partially developed gametophyte formed from it. (09 Oct 1997) |
| grain alcohol | <chemical> An organic chemical containing one or more hydroxyl groups. Alcohols can be liquids, semisolids or solids at room temperature. Common alcohols include ethanol (the type found in alcoholic beverages) methanol (found in methylated spirit and can cause blindness and other nervous system damage if ingested) and propanol. (06 May 1997) |
| grain itch | A cutaneous eruption occasionally noted in farmers and grain handlers, caused by the action of the mite Pyemotes ventricosus. (05 Mar 2000) |
| acridine yellow | A faintly yellow solution with strong bluish-violet fluorescence; used as a topical antiseptic and as a fluorescent stain in histology. Synonym: 5-aminoacridine hydrochloride, 9-aminoacridine hydrochloride. (05 Mar 2000) |
| acute yellow atrophy of the liver | A lesion in which there is extensive and rapid death of parenchymal cells of the liver, sometimes with fatty degeneration of the size of the organ; the necrosis may result from fulminant viral infection or chemical poisoning; associated with jaundice. Synonym: acute parenchymatous hepatitis, Rokitansky's disease. (05 Mar 2000) |
| brilliant yellow | An indicator dye that changes from yellow to orange or red at pH 6.4 to 8.0. (05 Mar 2000) |
| butter yellow | C6H5N:NC6H4N(CH3)2;a fat-soluble yellow dye (MW 225) that has hepatic carcinogenic action in experimental animals; used as an indicator of pH (red, at pH 2.9, yellow at pH 4.0). Synonym: dimethylaminoazobenzene, methyl yellow. (05 Mar 2000) |
| martius yellow | C10H6N2O5; 2,4-dinitro-alpha-naphthol;an acid dye used as a plasma stain in plant and animal histology, and as a light filter for photomicrography. Origin: Karl A. Martius, Ger. Chemist, *1920 (05 Mar 2000) |
| Paris yellow | A fine yellow powder used in paints and dyes. Synonym: lead chromate, Leipzig yellow, lemon yellow, Paris yellow. (05 Mar 2000) |
| visual yellow | The orange retinaldehyde resulting from the action of light on the rhodopsin of the retina, which converts the 11-cis-retinal component of the rhodopsin to all-trans-retinal plus opsin. Synonym: trans-retinal, visual yellow. (05 Mar 2000) |
| metanil yellow | A monoazo acid dye, C18H14N3O3SNa, used as a cytoplasmic and connective tissue stain. (05 Mar 2000) |
| methyl yellow | C6H5N:NC6H4N(CH3)2;a fat-soluble yellow dye (MW 225) that has hepatic carcinogenic action in experimental animals; used as an indicator of pH (red, at pH 2.9, yellow at pH 4.0). Synonym: dimethylaminoazobenzene, methyl yellow. (05 Mar 2000) |
| chrome yellow | A fine yellow powder used in paints and dyes. Synonym: lead chromate, Leipzig yellow, lemon yellow, Paris yellow. (05 Mar 2000) |
| Warburg's old yellow enzyme | <enzyme> A flavoprotein that reversibly oxidises NADPH to NADP and a reduced acceptor. Chemical name: NADPH:(acceptor) oxidoreductase Registry number: EC 1.6.99.1 (12 Dec 1998) |
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