SHORT COMMINICATION——Involvement of gene expressions in apoptosis of vascular endothelial cells induced by rattlesnake venom

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摘要 Formationofapoptoticbodiesisatypicalcharacterofapoptoticcelldeath,buthowtheprocessesarecontrolledisnotknown.Inthisstudy,wecomparedtwoapoptosisinducingsystemsinvascularendothelialcells(VEC).Wefoundthattheformationofapoptoticbodiesduringapoptosisinducedbyrattlesnakevenom,whichisanuniqueandspecificapoptosisinducertovascularendothelialcells,wasmuchfasterthanthatinducedbydeprivationofsurvivalfactors(aFGFandserum).WhenweblockedthesynthesisofmRNAsincellstreatedwithrattlesnakevenombyDRB(5,6-dichloro-1-β-D-ribofuranosylbenzimidazole),aninhibitoroftranscription,theformationofapoptoticbodieswasdramaticallyinhibited.WeexaminedtheexpressionofP^53geneandfoundthatitsexpressionwasmuchhigherinapoptosisinducedbyrattlesnakevenomthatthatinapoptosisinducedbydeprivationofaFGFandserum.OurresultssuggestthatgeneexpressionisimportantandP^53genemayplayamajorroleininducingtheformationofapoptoticbodiesinVEC.
机构地区 不详
出处 《细胞研究:英文版》 1999年3期
出版日期 1999年03月13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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