| 3-methyl-2-oxobutanoate hydroxymethyltransferase | <enzyme> Methylenetetrahydrofolate and alpha-ketoisovalerate gives tetrahydrofolate and ketopantoate Chemical name: 5,10-methylenetetrahydrofolate alpha-ketoisovalerate hydroxymethyltransferase Registry number: EC 2.1.2.11 Synonym: iphm transferase, panb protein, ketopantoate hydroxymethyltransferase (26 Jun 1999) |
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| 3-O-methyl-fluorescein phosphatase | <enzyme> Used for assay of na-k-atpase in intact tissues Registry number: EC 3.6.1.- Synonym: 3-o-methylfluorescein phosphatase (26 Jun 1999) |
| (4-fluorophenyl)-alpha-methyl-5-benzoxazole methylamine | Amine derivative of flunoxaprofen. Pharmacological action: fluorescent dye Synonym: s-flopa (26 Jun 1999) |
| 4-methyl-3-hydroxyanthranilic acid adenylyltransferase | <enzyme> From streptomyces chrysomallus; catalyses the formation of 4-mha in the presence of ATP Registry number: EC 2.7.7.- Synonym: 4-mha activating enzyme (26 Jun 1999) |
| 4-methyl-5-nitrocatechol oxygenase | <enzyme> Catalyses conversion of 4-methyl-5-nitrocatechol to 2-hydroxy-5-methylquinone; dntb isolated from burkholderia; genbank u68411 Registry number: EC 1.13.12.- Synonym: mnc oxygenase, dntb gene product (26 Jun 1999) |
| 4-methylmuconolactone methyl-isomerase | <enzyme> From nocardioform actinomycetes; forms 3-methylmuconolactone Registry number: EC 5.3.3.- Synonym: 4-methyl-2-enelactone methylisomerase, mmlm-isomerase (26 Jun 1999) |
| 4-methyl sterol demethylase | <chemical> This term is used to describe 10 reactions in the collective processes of monooxygenation, decarboxylation and reduction, which, together account for the conversion of each of the two 4-methyl groups of lanosterol to carbon dioxide Chemical name: demethylase, methyl sterol Synonym: 4,4-dimethylzymosterol monooxygenase, sterol 4-demethylase (26 Jun 1999) |
| 4-toluene sulfonate methyl monooxygenase | <enzyme> From comamonas testosteroni t-2; catalyses the transformation of toluene sulfonate or p-toluate to the corresponding alcohol and the methyl side-chain to the corresponding acid in the presence of o2 and NADH; p- and m- toluates and 4-ethylbenzoate are substrates, whereas p-xylene, toluene and p-cresol are not substrates; enzyme also catalyses the demethylation of 4-methoxybenzoate to 4-hydroxybenzoate and formaldehyde; comprises reductase b and oxygenase m Registry number: EC 1.14.13.- Synonym: tsmoxygenase, tsmos, p-ts methyl-monooxygenase, tsam protein, tsab protein (26 Jun 1999) |
| acid red 87 | Eosin Ys, the disodium salt of 2',4',5',7'-tetrabromofluorescein. Synonym: acid red 87, eosin yellowish. (05 Mar 2000) |
| acid red 91 | The disodium salt of 4',5'-dibromo-2',7'-dinitrofluorescein. Synonym: acid red 91, eosin I bluish. (05 Mar 2000) |
| algae, red | Algae of the division rhodophyta, in which the pigment is predominantly red; common genera are gelidium, gracilaria, and polysiphonia. (12 Dec 1998) |
| alizarin red S | Sodium alizarin sulfonate;used as a stain for calcium in bone (calcium appears red-orange, magnesium, aluminum, and barium are varying shades of red), in the determination of fluorine; as a pH indicator it changes from yellow to purple between pH 3.7 and 5.2. (05 Mar 2000) |
| American Red Cross | The national Red Cross society of the United States, established by Congress to assist in caring for the sick and wounded, serving as a communications link between members of the U.S. Armed forces and their families, conducting disaster relief and prevention programs, and furnishing other humanitarian services, the largest of which is a network of regional blood centres providing blood and blood products. (05 Mar 2000) |
| amidonaphthol red | An azo dye, C18H13N3S2Na2, used in light and fluorescence microscopy as a real acid counterstain. Synonym: azophloxin. (05 Mar 2000) |
| Bennhold's Congo red stain | <technique> An amyloid stain useful for amyloid detection in pathologic tissue; gives red staining of amyloid; also induces green birefringence to amyloid under polarised light. (05 Mar 2000) |