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过氧化氢酶在果蝇细胞中由蜕皮激素和乙醇诱导产生。

Catalase is induced by ecdysterone and ethanol in Drosophila cells.

作者信息

Best-Belpomme M, Ropp M

出版信息

Eur J Biochem. 1982 Jan;121(2):349-55. doi: 10.1111/j.1432-1033.1982.tb05793.x.

DOI:10.1111/j.1432-1033.1982.tb05793.x
PMID:6800787
Abstract

Clones sensitive or resistant to ecdysterone and cultured in vitro were isolated from established cell line of Drosophila melanogaster. Ecdysterone (20-hydroxyecdysone), a hormonal steroid of critical importance in insect physiology, induces catalase activity in the sensitive clones. This catalase induction does not occur in clones known to be resistant to the the hormone. The important role of catalase as a scavenger for H2O2 in the aerobic cells (Drosophila cells in culture are consuming oxygen) led to the demonstration of catalatic properties of this induced enzyme. The peroxidatic property of catalase, useful in alcohol metabolism, was the reason for showing that ethanol can also induce catalase in Drosophila cells.

摘要

从黑腹果蝇已建立的细胞系中分离出对蜕皮激素敏感或抗性的克隆,并进行体外培养。蜕皮激素(20-羟基蜕皮酮)是昆虫生理学中至关重要的一种激素类固醇,可在敏感克隆中诱导过氧化氢酶活性。在已知对该激素具有抗性的克隆中不会发生这种过氧化氢酶诱导现象。过氧化氢酶作为需氧细胞中H2O2清除剂的重要作用(培养中的果蝇细胞正在消耗氧气)导致了这种诱导酶催化特性的证明。过氧化氢酶在酒精代谢中有用的过氧化物酶特性是表明乙醇也能在果蝇细胞中诱导过氧化氢酶的原因。

相似文献

1
Catalase is induced by ecdysterone and ethanol in Drosophila cells.过氧化氢酶在果蝇细胞中由蜕皮激素和乙醇诱导产生。
Eur J Biochem. 1982 Jan;121(2):349-55. doi: 10.1111/j.1432-1033.1982.tb05793.x.
2
beta-Galactosidase is induced by hormone in Drosophila melanogaster cell cultures.β-半乳糖苷酶在黑腹果蝇细胞培养物中由激素诱导产生。
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A critical period of ecdysterone action on sensitive clones of Drosophila cultured in vitro: the maturation of the cells.蜕皮甾酮对体外培养的果蝇敏感克隆作用的关键时期:细胞的成熟
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Ecdysterone decreases the transcription level of the retrotransposons 1731 and 412 in a Drosophila cell line.蜕皮甾酮降低了果蝇细胞系中反转录转座子1731和412的转录水平。
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引用本文的文献

1
Drosophila cells and ecdysterone: a model system for gene regulation.果蝇细胞与蜕皮激素:基因调控的模型系统
In Vitro. 1984 Dec;20(12):959-74. doi: 10.1007/BF02619669.
2
1731, a new retrotransposon with hormone modulated expression.1731,一种具有激素调节表达的新型逆转座子。
Nucleic Acids Res. 1986 Nov 25;14(22):9017-33. doi: 10.1093/nar/14.22.9017.
3
Molecular study of the retrovirus-like transposable element 412, a 20-OH ecdysone responsive repetitive sequence in Drosophila cultured cells.逆转录病毒样转座元件412的分子研究,其为果蝇培养细胞中一种20-羟基蜕皮激素响应性重复序列。
Nucleic Acids Res. 1988 Jan 25;16(2):455-70. doi: 10.1093/nar/16.2.455.
4
Functional analysis of the long terminal repeats of Drosophila 1731 retrotransposon: promoter function and steroid regulation.果蝇1731反转录转座子长末端重复序列的功能分析:启动子功能与类固醇调节
Nucleic Acids Res. 1989 Nov 11;17(21):8631-44. doi: 10.1093/nar/17.21.8631.
5
A short 5' region of the long terminal repeat is required for regulation by hormone and heat shock of Drosophila retrotransposon 1731.果蝇反转录转座子1731受激素和热休克调控需要长末端重复序列的一个短的5'区域。
Nucleic Acids Res. 1991 Oct 25;19(20):5689-93. doi: 10.1093/nar/19.20.5689.