Influence of Ganoderma lucidum spores on the levels of neuropeptide Y and somatostatin in brains of seizure rats

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摘要 BACKGROUND:Previousresearchhasrevealedthatsomatostatincaninduceepilepsy,andthatthelevelsofneuropeptideYmayincreaseandbecomemoreactiveinbrainareaswithepilepticseizures.OBJECTIVE:ToobservetheeffectofGanodermalucidumsporepowderontheneuropeptideYandsomatostatincontentinthecerebralcortexandhippocampalregionsofseizureratsinducedbypentylenetetrazol(PTZ).Furthermore,toverifyanyeffectofGanodermalucidumsporepowderoninhibitionofepilepticseizures.DESIGN,TIMEANDSETTING:ArandomizedgroupanimalstudywasperformedinAugust2007intheSchoolofBasicMedicalSciences,JiamusiUniversity(Jiamusi,Heilongjiang,China).MATERIALS:Thirtyhealthy,male,Wistarrats,aged12weeksandweighing180–220g,weretakenastheexperimentalanimals.PTZ(SigmaCompany,UnitedStates)wasusedtoinduceepilepsy.Ganodermalucidumspores(Leyss,exFrvariety)werepurchasedfromJiamusiCityWildGrowingCaseoftheGanodermaLucidum(China).Rabbitanti-somatostatinantibodiesandsecondaryantibodieswerepurchasedfromWuhanBosterCompany(China).NeuropeptideYradioimmunoassaykitwaspurchasedfromBeijingFuruiBiotechnologyCompany(China).METHODS:Thirtyratswererandomlydividedintothreegroups:acontrolgroup,anepilepsymodelgroupandaGanodermalucidumspore-treatedgroup.Eachgroupcontained10animals.RatsintheepilepsymodelgroupweretreatedwithintraperitonealinjectionsofPTZandgastricperfusionofphysiologicsaline.IntheGanodermalucidumspore-treatedgroup,intraperitonealinjectionofPTZandgastricperfusionofGanodermalucidumsporepowderwereadministered.Theblankcontrolgroupwasonlyadministeredwiththephysiologicalsalinebyintraperitonealinjectionandgastricperfusion.MAINOUTCOMEMEASURES:ImmunohistochemicalstainingandradioimmunoassaymethodswereusedtoobservethechangesofsomatostatinandneuropeptideYcontentinbraintissueofepilepticrats,aswellasthemorphologyofneurons
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出版日期 2008年05月15日(中国期刊网平台首次上网日期,不代表论文的发表时间)
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