資源描述:
《抗藍(lán)舌病病毒VP6和VP7蛋白單克隆抗體的制備及鑒定.pdf》由會(huì)員上傳分享,免費(fèi)在線閱讀,更多相關(guān)內(nèi)容在行業(yè)資料-天天文庫(kù)。
1、第34卷第5期中國(guó)預(yù)防獸醫(yī)學(xué)報(bào)Ve1.34.NO.52012年5月ChineseJournalofPreventiveVeterinaryMedicineMay.2012doi:10.39698.issn.1008-0589.2012.05.18抗藍(lán)舌病病毒VP6和VP7蛋白單克隆抗體的制備及鑒定魏鵬,孫恩成,劉霓紅,楊濤1,2,徐青元,秦永麗,趙晶,馮瑜菲,一,王文世,張翠云一,吳東來(lái)(1.中國(guó)農(nóng)業(yè)科學(xué)院哈爾濱獸醫(yī)研究所獸醫(yī)生物技術(shù)國(guó)家重點(diǎn)實(shí)驗(yàn)室/農(nóng)業(yè)部獸醫(yī)公共衛(wèi)生重點(diǎn)開(kāi)放實(shí)驗(yàn)室,黑龍江哈爾濱150001;2.東北農(nóng)業(yè)大學(xué)動(dòng)物醫(yī)學(xué)學(xué)院,黑龍江哈爾濱150030;3.湖南農(nóng)業(yè)大學(xué)動(dòng)物醫(yī)學(xué)
2、學(xué)院,湖南長(zhǎng)沙410128)摘要:為制備針對(duì)藍(lán)舌病病毒(BTV)的單克隆抗體(MAb),本研究利用血清型1型BTV(BTV1)免疫BALB/c鼠,將其脾淋巴細(xì)胞與SP2/0進(jìn)行融合,并用BTV1包被ELISA板,通過(guò)間接ELISA方法篩選出3株穩(wěn)定分泌抗BTV1的MAb的雜交瘤細(xì)胞株(2B10、3D4和4H8)。利用表達(dá)BTV1主要蛋白的真核表達(dá)重組質(zhì)粒轉(zhuǎn)染BHK-2l后,對(duì)所制備的雜交瘤細(xì)胞株上清進(jìn)行間接免疫熒光(IFA)以及westernblot鑒定,結(jié)果顯示:2B10和4H8與VP7蛋白反應(yīng),而3D4與VP6蛋白反應(yīng)。同時(shí),IFA鑒定結(jié)果進(jìn)一步表明,3株MAb與24個(gè)血清型的BTv
3、均可以發(fā)生反應(yīng)。本研究制備的MAb為建立BTV免疫學(xué)檢測(cè)方法和相關(guān)病毒蛋白的功能研究奠定了基礎(chǔ)。關(guān)鍵詞:藍(lán)舌病病毒;單克隆抗體;VP6蛋白;VP7蛋白中圖分類(lèi)號(hào):$852.65文獻(xiàn)標(biāo)識(shí)碼:A文章編號(hào):1008—0589(2012)05—0412—03PreparationandidentificationofmonoclonalantibodiesagainstVP6andVP7ofbluetonguevirusWEIPeng。,SUNEn-cheng,LIUNi-hong,YANGTao,XUQing—yuan,QIyYong-li,ZHA0Jing,F(xiàn)ENGYu—fei’。,WANG
4、Wen-shi。,ZHANGCui-yun,WUDong—lai(1.KeyLaboratoryofVeterinaryPublicHealth,MinistryofAgricultural,StateKeyLaboratoryofVeterinaryBiotechnology,HarbinVeterinaryResearchInstitute,ChineseAcademyofAgriculturalSciences,Harbin150001,China;2.CollegeofAnimalMedicine,NortheastAgriculturalUniversity,Harbin150
5、030,China;3CollegeofAnimalMedicine,HuNanAgriculturalUniversity,Changsha410128,China)Abstract:Toprepareamonoclonalantibody(MAb)againstBluetonguevirus(BTV),BALB/cmicewereimmunizedwithBTV1andtheimmunizedmicespleenmyelomacellswerefusedwithSP2/0,thenthreeMAbs(2B10,3D4and4H8)againstBTVwerescreenedbyind
6、irectELISAcoatedwithBTV1.TheMAbswereidentifedbyindirectimmunofluorescenceassay(IFA)andwesternblot.theresultsshowedthattheMAbsof2B10and4H8werereactedwithBTVVP6and3D4withVP7protein,whichwereexpressedintransfectedBHK一21cellswitheukaryocyterecombinantplasmids.Furthermore,IFAidentificationindicatedtha
7、talltheMAbswerereactedtoBTV1to24serotypes.TheMAbspreparedinthisstudyoreusefultoolsfordevelopingimmunologicaldiagnostictechniquesofBTVandinvestigatingproteinsrelatedtoBTV.Keywords:bluetonguevirus;monoclonalantibody;VP6;