Relationship between expression of Bax and Bcl-2 proteins and apoptosis in radiation compound wound healing of rats-中国期刊网

摘要 Objective:TostudytherelationshipbetweentheexpressionofBax,Bcl-2proteins,andapoptosisinradiationcompoundwoundhealingofrats.Methods:Apoptosis,BaxandBcl-2proteinswereestimatedbyinsituterminallabeling(TUNEL)andimmunohistochemicalmethods.Results:(1)Changesoftheapoptosisinwoundhealingshowedthreetypicalcharacteristics:earlyoccurrence,highfrequencyanddelayeddisappearanceafterradiationtoratswhencomparedwiththoseofsimplewoundgroup,whichmightbeanimportantreasonforradiation-induceddelayedwoundhealing.(2)TheexpressionofBaxproteinincreasedevidentlywiththeincrementofapoptosisandshowedagoodcorrespondingrelationshipwiththeapoptoticfrequencyintheprocessofwoundhealing.WhiletheexpressionofBcl-2proteindecreasedobviouslyastheapoptosisreachedamaximumandshowedincreasingtendencyuptonormallevelwhentheapoptosisdecreaseddistinctively.Conclusions:BaxandBcl-2proteinsplayanimportantroleintheapoptoticregulationofradiationcompoundwoundhealinginrats.

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Relationship between expression of Bax and Bcl-2 proteins and apoptosis in radiation compound wound healing of rats

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Relationship between expression of Bax and Bcl-2 proteins and apoptosis in radiation compound wound healing of rats

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