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暴露于醋酸乙烯酯的动物肝脏中游离巯基化合物的含量。

Hepatic content of free sulfhydryl compounds in animals exposed to vinyl acetate.

作者信息

Holub I, Tarkowski S

出版信息

Int Arch Occup Environ Health. 1982;51(2):185-9. doi: 10.1007/BF00378162.

DOI:10.1007/BF00378162
PMID:7160917
Abstract

The content of free non-protein thiols (-SH) was investigated in the livers of guinea pigs, rats and mice after intraperitoneal injection of vinyl acetate (VA). A rapid change of the hepatic -SH level was found in guinea pigs after injection of 500 mg/kg VA. This resulted in a 50% decrease in -SH content. In mice the decrease was slower and amounted to only 23% four hours after injection of 300 mg/kg VA. Rats responded to a single dose of 450 mg/kg VA with only a 10% reduction of the -SH content of the liver. An approximately 20% decrease was observed after chronic intermittent exposure (5 h d-1 for 6 months) to 10, 100 or 500 mg/m3 VA.

摘要

在豚鼠、大鼠和小鼠腹腔注射醋酸乙烯酯(VA)后,对其肝脏中游离非蛋白硫醇(-SH)的含量进行了研究。注射500mg/kg VA后,豚鼠肝脏中的-SH水平迅速变化,导致-SH含量降低50%。在小鼠中,注射300mg/kg VA 4小时后,降低速度较慢,仅为23%。大鼠对450mg/kg VA的单次剂量反应,肝脏中-SH含量仅降低10%。在慢性间歇性暴露(每天5小时,持续6个月)于10、100或500mg/m³ VA后,观察到约20%的降低。

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Int Arch Occup Environ Health. 1982;51(2):185-9. doi: 10.1007/BF00378162.
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本文引用的文献

1
Urinary excretion of thiodiglycollic acid and hepatic content of free thiols in rats at different levels of exposure to vinyl chloride.不同氯乙烯暴露水平下大鼠硫代二乙醇酸的尿排泄及游离巯基的肝脏含量
J Hyg Epidemiol Microbiol Immunol. 1980;24(3):253-61.
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Enzyme-catalysed conjugations of glutathione with unsaturated compounds.谷胱甘肽与不饱和化合物的酶催化共轭反应。
Biochem J. 1967 Jul;104(1):95-102. doi: 10.1042/bj1040095.
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The effect of some carbonyl compounds on rat liver glutathione levels.某些羰基化合物对大鼠肝脏谷胱甘肽水平的影响。
Biochem Pharmacol. 1970 Apr;19(4):1526-8. doi: 10.1016/0006-2952(70)90075-4.
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Commentary. A perspective on the role of chemically reactive metabolites of foreign compounds in toxicity. I. Correlation of changes in covalent binding of reactivity metabolites with changes in the incidence and severity of toxicity.述评。对外源化合物化学反应性代谢产物在毒性作用中角色的一种观点。I. 反应性代谢产物共价结合变化与毒性发生率和严重程度变化的相关性。
Biochem Pharmacol. 1974 Oct 15;23(20):2785-94. doi: 10.1016/0006-2952(74)90052-5.
5
Vinyl chloride-induced depression of hepatic non-protein sulfhydryl content and effects on bromosulphalein (BSP) clearance in rats.氯乙烯诱导大鼠肝脏非蛋白质巯基含量降低及其对溴磺酞钠(BSP)清除率的影响。
Toxicology. 1976 Jun;6(1):1-8. doi: 10.1016/0300-483x(76)90002-0.
6
Styrene and acrylonitrile induced depression of hepatic nonprotein sulfhydryl content in various rodent species.苯乙烯和丙烯腈可导致多种啮齿动物肝脏中非蛋白质巯基含量降低。
Res Commun Chem Pathol Pharmacol. 1977 May;17(1):115-24.
7
Species and organ specificity of the trans-stilbene oxide induced effects on epoxide hydratase and benzo(a)pyrene monooxygenase activity in rodents.反式氧化茋对啮齿动物环氧化物水解酶和苯并(a)芘单加氧酶活性诱导作用的物种和器官特异性。
Biochem Pharmacol. 1979;28(2):171-6. doi: 10.1016/0006-2952(79)90498-2.
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The chemistry and biogenesis of the S-containing metabolites of vinyl chloride in rats.大鼠体内氯乙烯含硫代谢产物的化学性质及生物合成
Chem Biol Interact. 1977 May;17(2):137-50. doi: 10.1016/0009-2797(77)90080-1.