Adenyl cyclase activator forskolin protects against Huntington’s disease-like neurodegenerative diso

来源 :中国神经再生研究(英文版) | 被引量 : 0次 | 上传用户:peng23
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Long term suppression of succinate dehydrogenase by selective inhibitor 3-nitropropionic acid has been used in rodents to model Huntington’s disease where mitochondrial dysfunction and oxidative damages are primary pathological hallmarks for neuronal damage. Improvements in leing and memory abilities, recovery of energy levels, and reduction of excitotoxicity damage can be achieved through activation of Adenyl cyclase enzyme by a speciifc phytochemical forskolin. In this study, intraperitoneal administration of 10 mg/kg 3-nitropropionic acid for 15 days in rats notably reduced body weight, worsened motor cocordination (grip strength, beam crossing task, locomotor activity), resulted in leing and memory deifcits, greatly increased acetylcholinesterase, lactate dehydrogenase, nitrite, and malondialdehyde levels, obviously decreased adenos-ine triphosphate, succinate dehydrogenase, superoxide dismutase, catalase, and reduced glutathione levels in the striatum, cortex and hippocampus. Intragastric administration of forskolin at 10, 20, 30 mg/kg dose-de-pendently reversed these behavioral, biochemical and pathological changes caused by 3-nitropropionic acid. hTese results suggest that forskolin exhibits neuroprotective effects on 3-nitropropionic acid-induced Hun-tington’s disease-like neurodegeneration.
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