| orthophosphate | A salt or ester of orthophosphoric acid. Inorganic orthophosphate (Pi, P1), any ion or salt form of phosphoric acid. Synonym: inorganic phosphate. (05 Mar 2000) |
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| pyruvate, orthophosphate dikinase | <enzyme> An enzyme that catalyses the reaction of ATP, pyruvate, and orthophosphate to form AMP plus phosphoenolpyruvate plus pyrophosphate. Chemical name: ATP:pyruvate, orthophosphate phosphotransferase Registry number: EC 2.7.9.1 (12 Dec 1998) |
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| sodium orthophosphate | Na2HPO4-H2O;a laxative. Synonym: dibasic sodium phosphate, sodium orthophosphate. Sodium phosphate P 32, anionic radioactive phosphorus in the form of a solution of sodium acid phosphate and sodium basic phosphate; a beta emitter with a half-life of 14.3 days; after administration, highest concentrations are found in rapidly proliferating tissues; it is used in the treatment of polycythemia vera, chronic myelogenous leukaemia, and osseous metastases. See: chromic phosphate P 32 colloidal suspension. (05 Mar 2000) |