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硫胺素 - 多酚相互作用的动力学及二硫化硫胺素形成的机制

Kinetics of thiamine-polyphenol interactions and mechanism of thiamine disulphide formation.

作者信息

Panijpan B, Ratanaubolchai K

出版信息

Int J Vitam Nutr Res. 1980;50(3):247-53.

PMID:7429752
Abstract

Interactions between thiamine and antithiamine polyphenolic compounds exhibit similar pseudo-first order rate constants and Arrhenius activation energy. Probably, hydroxide ions open the thiazole moiety of thiamine to give a sulphydryl derivative existing in equilibrium with thiamine. Ionization and air oxidation of the polyphenols yield oxidized forms which may be quinones and others. Catalytic and rapid oxidation by the quinones lead to formation of thiamine disulphide from the sulphydryl derivative shifting the equilibrium away from thiamine.

摘要

硫胺素与抗硫胺素多酚化合物之间的相互作用表现出相似的准一级速率常数和阿伦尼乌斯活化能。可能是氢氧根离子打开硫胺素的噻唑部分,生成与硫胺素处于平衡状态的巯基衍生物。多酚的电离和空气氧化产生氧化形式,可能是醌类和其他物质。醌类的催化快速氧化导致巯基衍生物形成硫胺素二硫化物,使平衡远离硫胺素。

相似文献

1
Kinetics of thiamine-polyphenol interactions and mechanism of thiamine disulphide formation.硫胺素 - 多酚相互作用的动力学及二硫化硫胺素形成的机制
Int J Vitam Nutr Res. 1980;50(3):247-53.
2
Resolution of the initial phase controversy in the thiamine-polyphenol reaction.
Int J Vitam Nutr Res. 1978;48(3):262-7.
3
Reactions between phosphorylated thiamines and tannic acid as followed by difference spectroscopy.通过差示光谱法研究磷酸化硫胺素与单宁酸之间的反应。
Int J Vitam Nutr Res. 1981;51(4):380-4.
4
Kinetics of bisulphite cleavage of the three biological phosphorylated derivatives of thiamine.硫胺素三种生物磷酸化衍生物的亚硫酸氢盐裂解动力学
Int J Vitam Nutr Res. 1981;51(1):34-8.
5
Determination of thiamine modification by polyphenols using K3Fe(CN)6, HgCl2 and CNBr.使用铁氰化钾(K3Fe(CN)6)、氯化汞(HgCl2)和溴化氰(CNBr)测定多酚对硫胺素的修饰作用。
Int J Vitam Nutr Res. 1980;50(1):3-9.
6
The alleged antithiamine activity of o-diphenols: an artefact of oxygen in the thiochrome method?邻二酚的所谓抗硫胺素活性:硫色素法中氧气的人为产物?
Int J Vitam Nutr Res. 1982;52(2):134-42.
7
Evidence against the reported antithiamine effect of caffeic and chlorogenic acids.针对咖啡酸和绿原酸所报道的抗硫胺素作用的反证。
Int J Vitam Nutr Res. 1981;51(4):385-90.
8
[Polarographic study of quinones formed during oxidation of caffeic and chlorogenic acids].[咖啡酸和绿原酸氧化过程中形成的醌类的极谱研究]
Biofizika. 1976 Jan-Feb;21(1):40-3.
9
Formation of excited states during the oxidation of caffeic and 3,4 dihydroxyphenylacetic acids catalyzed by catechol oxidase.儿茶酚氧化酶催化咖啡酸和3,4-二羟基苯乙酸氧化过程中激发态的形成。
An Acad Bras Cienc. 1986 Dec;58(4):557-60.
10
Connection between chemical structure and antithiamine activity of various phenol derivatives.各种酚类衍生物的化学结构与抗硫胺素活性之间的联系。
Int Z Vitaminforsch. 1969;39(1):65-73.

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Nutrients. 2022 Jan 22;14(3):484. doi: 10.3390/nu14030484.
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Appl Microbiol Biotechnol. 2021 Feb;105(3):953-973. doi: 10.1007/s00253-020-11080-2. Epub 2021 Jan 6.