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时间:2020-05-14
《流式细胞术分析牛乳铁蛋白素对Jurkat细胞增殖、分化的影响.pdf》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、v,nv.chinadairy.net中国乳品工业dozgrpgy@163.com,jryINDUSTRY流式细胞术分析牛乳铁蛋白素跏urkat细胞增殖、分化的影响王静,赵宁,李萌,张艳杰。,张书义,滕国新,宋真,刘宁Iab,2许晓曦(1.东北农业大学a.食品学院,b.乳品科学教育部重点实验室,哈尔滨150030;2.黑龙江省乳品工业技术开发中心,哈尔滨150028;3.上海晨冠乳业有限公司,上海201401;4.全国畜牧总站,北京100125;5.北京城市学院,北京100094)摘要:采用流式细胞术分析了牛乳铁蛋白素(BovineLactoferrcin,LfcinB)5
2、@Jurkat胞增殖周期、细胞表面分化抗原表达水平的影响。结果表明:LfcinB处~Jurkat胞后,随着Lfcin13浓度增加,处于G/G。期的lurkat胞百分率明显上升,s期的细胞百分率明显下降,细胞表面分化抗原CD1lb表达水平明显升高;此外,利用CCK一8法、NBTi~原反应观察LfcinB5@Jurkat胞增殖、分化的影响,发现细胞增殖抑制率显著上升.NBT还原反应OD值明显提高,具有剂量和时间依赖性。以上结果说明,LfcinB~g够通过细胞周期阻滞抑制lurkat~胞增殖.并能诱导其分化关键词:牛乳铁蛋白素;lurkat~胞;增殖;细胞周期;分化;分化抗原中图
3、分类号:Q93—33文献标识码:A文章编号:1001—2230(2014)05—0009—04EfectsontheproliferationanddiferentiationofBovineLactoferrcintoJurkatcellbyflowcytometricanalysesWANGJing,zHAoNingbb,LIMeng2,zHANGYan-jie。,zHANGShu—yi,TENGGuo-xin.SONGZhen,LIUNinglab,2XUXiao-xi(1.NortheastAgriculturalUniversity,a.CoUegeofFoodS
4、cience,b.KeyLaboratoryofDairyScience,MinistryofEduca—tion,Harbin150030,China;2.HeilonNiangDairyIndustryTechnicalDevelopmentCenter,Harbin150028,China;3.ShanghaiChenguanDairyCo.LTD.,Shanghai201401,China;4.NationalAnimalHusbandryService,Beijing100125.China;5.BeijingCityCollege,Beijing100094,C
5、hina)Abstract:Intheexperiments,flowcytometricanalyseswereusedtoresearchtheefectsofLfcinBonJurkatcellcycleandcelsurfacedifer-entiationantigenexpressionleve1.TheresultsshowedthatafterLfcinBtreatingJurkatcell,asLfCinBconcentrationincreasing,thecelpercent—ageinG1/Gophasewasincreasedsignificant
6、ly,andthecellpercentageinSphasewasdecreasedsignificantly,aswelaScellsurfacediferentia—tionantigenCD1lbexpression1eve1improvedobviously;inaddition.theefectsofLfcinBoncelproliferationanddifierentiationwereob—servedbvCCK一8methodandNBTreductionreaction,andfoundthatcelproliferationinhibitionrat
7、eincreasedsignificantly,andtheODvalueofNBTreductionreactionimprovedobviously,inadose—dependentandtime—dependentmanner.TheresultsaboveindicatedthatLfcinBcouldblockceHcycleinG1/G0phasetoinhibitJurkatcellproliferationandcouldinduceJurkatceldiferentiation.Keywords
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