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一种用于快速测定血液中乙酰乙酸的动力学分光光度测定法。

A kinetic spectrophotometric assay for rapid determination of acetoacetate in blood.

作者信息

Price C P, Llyod B, Alberti G M

出版信息

Clin Chem. 1977 Oct;23(10):1893-7.

PMID:20246
Abstract

We describe an automated kinetic assay for acetoacetate in blood. Acetoacetate is enzymatically reduced to D-beta-hydroxybutyrate and the reaction is monitored for 60 s with a reaction-rate analyzer. This technique allows low concentrations of acetoacetate to be measured with good precision and overcomes many of the problems associated with other automated techniques. Our studies on the stability of acetoacetate emphasize the need for care in handling specimens. The use of a reaction-rate analyzer, an item of equipment common to most laboratories, allows for rapid handling of samples in small or large batches, depending on the needs of the laboratory.

摘要

我们描述了一种用于血液中乙酰乙酸的自动动力学测定法。乙酰乙酸被酶促还原为D-β-羟基丁酸,并使用反应速率分析仪监测该反应60秒。该技术能够精确测量低浓度的乙酰乙酸,并克服了与其他自动化技术相关的许多问题。我们对乙酰乙酸稳定性的研究强调了在处理样本时需要小心谨慎。使用反应速率分析仪(大多数实验室都有的一种设备),可根据实验室的需求快速处理小批量或大批量样本。

相似文献

1
A kinetic spectrophotometric assay for rapid determination of acetoacetate in blood.一种用于快速测定血液中乙酰乙酸的动力学分光光度测定法。
Clin Chem. 1977 Oct;23(10):1893-7.
2
Kinetic measurement of the combined concentrations of acetoacetate and beta-hydroxybutyrate in serum.血清中乙酰乙酸和β-羟基丁酸联合浓度的动力学测定。
Clin Chem. 1988 Sep;34(9):1790-3.
3
A micro-method for the enzymatic determination of acetoacetate and 3-hydroxybutyrate in blood and urine.一种用于酶法测定血液和尿液中乙酰乙酸和3-羟基丁酸的微量方法。
Scand J Clin Lab Invest. 1970 Mar;25(2):171-9. doi: 10.3109/00365517009049200.
4
Reactivity of acetoacetate with alkaline picrate: an interference of the Jaffé reaction.乙酰乙酸与碱性苦味酸盐的反应性:贾菲反应的干扰
Clin Biochem. 1988 Jan;21(1):39-47. doi: 10.1016/s0009-9120(88)80110-3.
5
Direct assays of lactate, pyruvate, beta-hydroxybutyrate, and acetoacetate with a centrifugal analyzer.
Clin Chem. 1978 Mar;24(3):475-9.
6
[Critical study of the enzymatic determination of acetoacetate and D-(minus)-beta-hydroxybutyrate by Williamson's method. Application to plasma and hepatic tissue].[用威廉姆森法酶促测定乙酰乙酸和D-(-)-β-羟基丁酸的批判性研究。在血浆和肝组织中的应用]
Ann Biol Clin (Paris). 1971;29(1):39-50.
7
A spectrophotometric, enzymatic assay for D-3-hydroxybutyrate that is not dependent on hydrazine.一种不依赖肼的用于检测D-3-羟基丁酸的分光光度酶法测定。
Anal Biochem. 1983 Jun;131(2):478-82. doi: 10.1016/0003-2697(83)90201-4.
8
Rapid intravenous sodium acetoacetate infusion in man. Metabolic and kinetic responses.人体快速静脉输注乙酰乙酸钠。代谢和动力学反应。
J Clin Invest. 1973 Oct;52(10):2606-16. doi: 10.1172/JCI107453.
9
Multipoint kinetic method for simultaneously measuring the combined concentrations of acetoacetate-beta-hydroxybutyrate and lactate-pyruvate.同时测量乙酰乙酸-β-羟基丁酸和乳酸-丙酮酸联合浓度的多点动力学方法。
Clin Chem. 1989 Jul;35(7):1526-31.
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[Technical study of hydroxybutyrate and acetoacetate levels in blood and milk of cattle].[牛血液和乳汁中羟丁酸酯和乙酰乙酸酯水平的技术研究]
Ann Rech Vet. 1982;13(2):211-9.

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