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百草枯的细胞毒性机制。

Mechanism of cytotoxicity of paraquat.

机构信息

Department of Public Health, School of Medicine, Fukuoka University, 7-45-1 Nanakuma, Jonan-ku, 814-0180, Fukuoka, Japan,

出版信息

Environ Health Prev Med. 2002 Jul;7(3):89-94. doi: 10.1265/ehpm.2002.89.

DOI:10.1265/ehpm.2002.89
PMID:21432289
原文链接:https://pmc.ncbi.nlm.nih.gov/articles/PMC2723489/
Abstract

Acute paraquat poisoning seems to be very complex because many possible mechanisms of paraquat cytotoxicity have been reported. Some may not be the cause of paraquat poisoning but the result or an accompanying phenomenon of paraquat action. The mechanism critical for cell damage is still unknown. Paraquat poisoning is probably a combination of several paraquat actions. Arguing which mechanism is more critical may not be important, and these clarified mechanisms should be connected and utilized in the development of treatment for paraquat poisoning. Many people still die of pulmonary fibrosis after paraquat exposure. The next target of study will be to verify the mechanism of pulmonary fibrosis by paraquat on the basis of the outcome of studies such as this review.

摘要

急性百草枯中毒似乎非常复杂,因为已经报道了许多百草枯细胞毒性的可能机制。有些可能不是百草枯中毒的原因,而是百草枯作用的结果或伴随现象。对细胞损伤起关键作用的机制尚不清楚。百草枯中毒可能是几种百草枯作用的结合。争论哪种机制更关键可能并不重要,这些阐明的机制应该相互关联,并应用于百草枯中毒的治疗开发中。许多人在接触百草枯后仍死于肺纤维化。下一个研究目标将是在本综述等研究结果的基础上,通过百草枯来验证肺纤维化的机制。

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本文引用的文献

1
Changes in concentrations of type IV collagen and tissue inhibitor of metalloproteinase-1 in patients with paraquat poisoning.百草枯中毒患者IV型胶原和基质金属蛋白酶-1组织抑制剂浓度的变化
J Appl Toxicol. 2001 Nov-Dec;21(6):445-7. doi: 10.1002/jat.779.
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Role of heat shock protein 60 (HSP60) on paraquat intoxication.
J Appl Toxicol. 2001 Sep-Oct;21(5):425-30. doi: 10.1002/jat.774.
3
Effect of vitamin C on plasma total antioxidant status in patients with paraquat intoxication.维生素C对百草枯中毒患者血浆总抗氧化状态的影响。
Toxicol Lett. 2002 Jan 5;126(1):51-9. doi: 10.1016/s0378-4274(01)00431-3.
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Chemistry and biochemistry of oxidative stress in neurodegenerative disease.神经退行性疾病中氧化应激的化学与生物化学
Curr Med Chem. 2001 Jun;8(7):721-38. doi: 10.2174/0929867013372922.
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The mitochondrial theory of aging.
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The role of nitric oxide in paraquat-induced cytotoxicity in the human A549 lung carcinoma cell line.一氧化氮在百草枯诱导人A549肺癌细胞系细胞毒性中的作用
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Dopaminergic cell death induced by MPP(+), oxidant and specific neurotoxicants shares the common molecular mechanism.由MPP(+)、氧化剂和特定神经毒素诱导的多巴胺能细胞死亡具有共同的分子机制。
J Neurochem. 2001 Feb;76(4):1010-21. doi: 10.1046/j.1471-4159.2001.00096.x.
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Rat cortical neuron cultures: an in vitro model for differentiating mechanisms of chemically induced neurotoxicity.大鼠皮层神经元培养:一种用于区分化学诱导神经毒性机制的体外模型。
In Vitr Mol Toxicol. 2000 Spring;13(1):37-50.
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NMDA receptor activation: critical role in oxidant tissue injury.N-甲基-D-天冬氨酸受体激活:在氧化性组织损伤中起关键作用。
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