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线粒体活性:肾髓质缺氧损伤的一个可能决定因素。

Mitochondrial activity: a possible determinant of anoxic injury in renal medulla.

作者信息

Brezis M, Rosen S, Silva P, Spokes K, Epstein F H

出版信息

Experientia. 1986 May 15;42(5):570-2. doi: 10.1007/BF01946708.

DOI:10.1007/BF01946708
PMID:3709765
Abstract

In brain, heart and kidney, cell work in the absence of oxygen has been thought to precipitate anoxic damage by increasing the rate of depletion of cellular energy stores. In the medullary thick ascending limb of isolated perfused rat kidneys, however, reduction of ATP synthesis by a variety of mitochondrial or metabolic inhibitors caused ATP depletion comparable to that produced by oxygen deprivation but did not reproduce the lesions of anoxia. In these cells, unrestrained mitochondrial activity may be an important source of anoxic injury.

摘要

在脑、心脏和肾脏中,人们一直认为细胞在无氧状态下的工作会通过加快细胞能量储备的消耗速度而引发缺氧损伤。然而,在分离灌注的大鼠肾脏的髓质厚升支中,多种线粒体或代谢抑制剂导致的ATP合成减少所引起的ATP耗竭与缺氧所产生的ATP耗竭相当,但并未重现缺氧损伤。在这些细胞中,不受抑制的线粒体活动可能是缺氧损伤的一个重要来源。

相似文献

1
Mitochondrial activity: a possible determinant of anoxic injury in renal medulla.线粒体活性:肾髓质缺氧损伤的一个可能决定因素。
Experientia. 1986 May 15;42(5):570-2. doi: 10.1007/BF01946708.
2
Disparate mechanisms for hypoxic cell injury in different nephron segments. Studies in the isolated perfused rat kidney.不同肾单位节段缺氧细胞损伤的不同机制。对离体灌注大鼠肾脏的研究。
J Clin Invest. 1985 Nov;76(5):1796-806. doi: 10.1172/JCI112171.
3
Protection by glycine of proximal tubules from injury due to inhibitors of mitochondrial ATP production.甘氨酸对近端肾小管的保护作用,使其免受线粒体ATP生成抑制剂所致的损伤。
Am J Physiol. 1990 Jun;258(6 Pt 1):C1127-40. doi: 10.1152/ajpcell.1990.258.6.C1127.
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Differential responsiveness of proximal tubule segments to metabolic inhibitors in the isolated perfused rat kidney.离体灌注大鼠肾脏中近端肾小管各节段对代谢抑制剂的不同反应性。
Am J Kidney Dis. 1986 Jan;7(1):76-83. doi: 10.1016/s0272-6386(86)80059-2.
5
Prostaglandin E2 production by renal inner medullary tissue slices: effect of metabolic inhibitors.肾内髓质组织切片中前列腺素E2的产生:代谢抑制剂的作用
Prostaglandins. 1977 Oct;14(4):679-87. doi: 10.1016/0090-6980(77)90195-2.
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A preferential role for glycolysis in preventing the anoxic depolarization of rat hippocampal area CA1 pyramidal cells.糖酵解在防止大鼠海马CA1区锥体细胞缺氧去极化中起优先作用。
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Selective anoxic injury to thick ascending limb: an anginal syndrome of the renal medulla?髓袢升支粗段的选择性缺氧损伤:一种肾髓质的绞痛综合征?
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Effects of guanidine derivatives and oligomycin on swelling of rat liver mitochondria.胍衍生物和寡霉素对大鼠肝线粒体肿胀的影响。
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Kidney outer medulla mitochondria are more efficient compared with cortex mitochondria as a strategy to sustain ATP production in a suboptimal environment.肾脏外髓质的线粒体与皮质线粒体相比效率更高,这是一种在环境不佳的情况下维持 ATP 产生的策略。
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Differential effects of respiratory inhibitors on glycolysis in proximal tubules.呼吸抑制剂对近端小管糖酵解的不同作用
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本文引用的文献

1
Metabolic inhibitors: effects on metabolism and transport in the proximal tubule.代谢抑制剂:对近端小管代谢和转运的影响
Am J Physiol. 1982 Aug;243(2):F133-40. doi: 10.1152/ajprenal.1982.243.2.F133.
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Biology of disease: membrane injury and calcium homeostasis in the pathogenesis of coagulative necrosis.疾病生物学:凝固性坏死发病机制中的膜损伤与钙稳态
Lab Invest. 1982 Aug;47(2):114-23.
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Synaptic activity mediates death of hypoxic neurons.突触活动介导缺氧神经元的死亡。
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4
Transport activity modifies thick ascending limb damage in the isolated perfused kidney.转运活性改变离体灌注肾中髓袢升支粗段的损伤。
Kidney Int. 1984 Jan;25(1):65-72. doi: 10.1038/ki.1984.9.
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Mechanism of protection by verapamil and nifedipine from anoxic injury in isolated cardiac myocytes.维拉帕米和硝苯地平对离体心肌细胞缺氧损伤的保护机制。
Am J Physiol. 1984 Mar;246(3 Pt 1):C323-9. doi: 10.1152/ajpcell.1984.246.3.C323.
6
Selective vulnerability of the medullary thick ascending limb to anoxia in the isolated perfused rat kidney.在离体灌注大鼠肾脏中,髓袢升支粗段对缺氧的选择性易损性。
J Clin Invest. 1984 Jan;73(1):182-90. doi: 10.1172/JCI111189.
7
Transport-dependent anoxic cell injury in the isolated perfused rat kidney.离体灌注大鼠肾脏中依赖转运的缺氧细胞损伤
Am J Pathol. 1984 Aug;116(2):327-41.
8
Metabolic arrest: the most effective means of protecting tissues against hypoxia.代谢停滞:保护组织免受缺氧影响的最有效手段。
Prog Clin Biol Res. 1983;136:297-309.
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Renal ischemia: a new perspective.肾缺血:一种新视角。
Kidney Int. 1984 Oct;26(4):375-83. doi: 10.1038/ki.1984.185.
10
Polyene toxicity in renal medulla: injury mediated by transport activity.肾髓质中的多烯毒性:由转运活性介导的损伤
Science. 1984 Apr 6;224(4644):66-8. doi: 10.1126/science.6322305.