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    首頁(yè) / 資料下載 / 知識百科

    最新通報:數百人確診,多地爆發(fā)??!猴痘病毒核心抗原/抗體/試劑盒助你精準搞透猴痘病毒!?

    發(fā)表時(shí)間:2023-08-11 訪(fǎng)問(wèn)次數:384

    8月9日,中國疾病預防控制中心發(fā)布7月猴痘疫情監測情況——2023年7月1日至31日,中國內地(不含港澳臺)23?。▍^、市)新增報告491例猴痘確診病例 。其中廣東報告115例、北京報告81例、四川報告49例、浙江報告40例、湖南報告33例、江蘇報告31例、上海報告25例、安徽報告19例、天津報告17例、湖北報告17例、河南報告14例、遼寧報告12例、山東報告12例、吉林報告9例、云南報告4例、陜西報告4例、福建報告2例、重慶報告2例、山西、內蒙古、廣西、貴州、青海各1例,無(wú)重癥、死亡病例。

    猴痘病毒

    猴痘病毒(Mpox virus,MPXV)與天花病毒一樣,屬于正痘病毒屬。其形態(tài)與正痘病毒一致, 外形為圓角磚形或卵圓形,大小為200~400nm。磚形或卵圓狀,外被脂蛋白膜或封套,中間具有兩個(gè)含蛋白質(zhì)的側體,有1個(gè)厚膜核心,核心內含很大的雙鏈DNA基因體。M痘病毒的基因組為雙鏈DNA,長(cháng)約197kb,基因組末端包含一個(gè)相同但方向相反的末端反向重復序列。該病毒包含190個(gè)開(kāi)放閱讀框,其中4個(gè)位于末端反向重復序列中。猴痘病毒核心蛋白為A29L, A35R, B6R, M1R, H3L

    法國ProteoGenix頂級科學(xué)團隊專(zhuān)注于抗體藥物開(kāi)發(fā),旗下科研試劑品牌AntibodySystem專(zhuān)注于蛋白和抗體試劑研究,團隊對猴痘病毒(Mpox virus,Mpox)和痘苗病毒(vaccinia virus,VACV)的基因序列進(jìn)行深度探索并成功設計開(kāi)發(fā)真核系統表達的猴痘病毒(Mpox virus,Mpox)系列核心蛋白A29L、A35R、B6R、M1R、E8L以及相關(guān)具有生物學(xué)活性的中和抗體產(chǎn)品,助力疫苗、藥物、診斷試劑等不同方向的研究。

      真核表達猴痘核心蛋白及相關(guān)中和抗體

    Monkeypox virus/MPXV A29L

    A29L是細胞內成熟病毒(IMV)表面包膜蛋白(與牛痘病毒VACV,A27同源)。溶瘤痘苗病毒(VV)屬于痘病毒科中一擁有192kb雙螺旋DNA遺傳物質(zhì)的病毒,會(huì )在細胞質(zhì)中繁殖出具有鞘膜的病毒,進(jìn)而感染其他不同種的哺乳動(dòng)物細胞及個(gè)體.VV中的A27L基因能表達出一14kDa大小的鞘膜蛋白,此蛋白能與細胞表面上的硫酸乙酰肝素(Heparan Sulfate)作用使病毒跟細胞結合并且可催化細胞融合。

    ·Monkeypox virus/MPXV A29L 

    Catalog No:EVV13401

    Name:Recombinant Monkeypox virus/MPXV A29L Protein, C-His

    Predicted molecular weight:15.33 kDa  

    Expression system: Mammalian

    Protein length: Asp2-Glu110

    Protein length: Asp2-Glu110

     

    SDS PAGE Purity:90% 

    SDS PAGE for Recombinant Monkeypox virus/MPXV A29L Protein

    ·Anti-Monkeypox virus/MPXV A29L Antibody

    Catalog No:RVV13401

    Name:Anti-Monkeypox virus/MPXV A29L Antibody (SAA0286)

    Host species:Mouse

    Applications:ELISA,Neut

    Species reactivity:MPXV

    Stock:In stock

     
    Detects Monkeypox virus/MPXV A29L in direct ELISAs

     

    Monkeypox virus/MPXV  A35R

    A35R是細胞內包膜病毒粒子(IEV)和細胞外包膜病毒粒子(EEV)的包膜成分,與脊索痘病毒A33R同源。痘苗病毒中的A33R在病毒粒子在細胞間的傳播中起著(zhù)至關(guān)重要的作用,是疫苗開(kāi)發(fā)的重要靶點(diǎn),也有研究表明A35R是猴痘病毒(Monkeypox virus,MPXV)血清學(xué)檢測的潛在靶點(diǎn)。

    ·Recombinant Monkeypox virus/MPXV A35R Protein 

    Catalog No:EVV13101

    Name:Recombinant Monkeypox virus/MPXV A35R Protein, C-His

    Predicted molecular weight:16.65 kDa 

    Expression system: Mammalian

    Protein length: Val57-Thr181

    Stock:In stock

     

    SDS PAGE Purity:90%

    SDS PAGE for Recombinant Monkeypox virus/MPXV A35R Protein

    ·Anti-Monkeypox virus/MPXV A35R Antibody (SAA0287)

    Catalog No:RVV13101

    Name:Anti-Monkeypox virus/MPXV A35R Antibody (SAA0287)

    Host species:Mouse

    Applications:ELISA,Neut

    Species reactivity:MPXV

    Stock:In stock

     

    Detects Monkeypox virus/MPXV A35R in direct ELISAs.

    Monkeypox virus/MPXV  B6R

     

    B6R是宿主范圍蛋白,位于細胞外包膜病毒粒子(EEV)的膜上,與牛痘病毒補體控制蛋白B5同源,參與補體激活的負調節。研究表明B5依賴(lài)于與A33或A34的相互作用,以定位到細胞內包膜的位點(diǎn),并能相互結合釋放到細胞外病毒體的包膜中。B5對于有效生產(chǎn)感染性EV至關(guān)重要,A33,A34,B5三者復合物在ER退出以及三種糖蛋白正確定位到包裹的細胞內部位中起作用。

    ·Recombinant Monkeypox virus/MPXV B6R/SL-159 Protein

    Catalog No:EVV13501

    Name:Recombinant Monkeypox virus/MPXV B6R/SL-159 Protein, C-His

    Predicted molecular weight:31.73 kDa

    Expression system: Mammalian

    Protein length: Thr20-His279

    Stock:In stock

     

    SDS PAGE Purity:90%

    SDS PAGE for Recombinant Monkeypox virus/MPXV B6R/SL-159 Protein

    Monkeypox virus/MPXV  M1R

     

    M1R與牛痘病毒L1蛋白同源,是一種在成熟IMV顆粒表面發(fā)現的跨膜蛋白。由L1R ORF編碼,高度保守,參與病毒粒子組裝,在病毒進(jìn)入和成熟過(guò)程中發(fā)揮重要作用。L1是誘導低pH觸發(fā)的細胞-細胞融合所必需的,且對牛痘病毒復制至關(guān)重要。

    ·Recombinant Monkeypox virus/MPXV M1R Protein 

    Catalog No:EVV13301

    Name:Recombinant Monkeypox virus/MPXV M1R Protein, C-His

    Predicted molecular weight:22.35 kDa 

    Expression system: Mammalian

    Protein length: Gly2-Gly183

    Stock:In stock

     

    SDS PAGE Purity:90%

    SDS PAGE for Recombinant Monkeypox virus/MPXV M1R Protein

    ·Anti-Monkeypox virus/MPXV M1R Antibody

    Catalog No:RVV13301

    Name:Anti-Monkeypox virus/MPXV M1R Antibody (SAA0283)

    Host species:Mouse

    Applications:ELISA,Neut

    Species reactivity:MPXV

    Stock:In stock

     

    Detects Monkeypox virus/MPXV M1R in direct ELISAs.

     

    Monkeypox virus/MPXV  E8L

    E8L是病毒入侵宿主細胞重要基因,在病毒入侵宿主完成復制的過(guò)程中作為MV的細胞表面結合蛋白與細胞表面的硫酸軟骨素結合,以提供病毒粒子附著(zhù)在靶細胞上。有研究表明利用siRNA技術(shù)能有效拮抗Monkeypox virus的A6R和E8L基因,由此構建siA6-a和si8 -d能破壞MPV復制。

    ·Recombinant Monkeypox virus/MPXV E8L Protein

    Catalog No:EVV13201

    Name:Recombinant Monkeypox virus/MPXV E8L Protein, C-His

    Predicted molecular weight:22.35 kDa 

    Expression system: Mammalian

    Protein length: Gly2-Gly183

    Stock:In stock

     

    SDS PAGE Purity:90%

    SDS PAGE for Recombinant Monkeypox virus/MPXV E8L Protein

    ·Anti-Monkeypox virus/MPXV E8L Antibody

    Catalog No:RVV13201

    Name:Anti-Monkeypox virus/MPXV E8L Antibody (SAA0285)

    Host species:Mouse

    Applications:ELISA,Neut

    Species reactivity:MPXV

    Stock:In stock

     

    Detects Monkeypox virus/MPXV E8L in direct ELISAs.

    Monkeypox virus/MPXV  H3L

    H3L是一種324個(gè)AA長(cháng)的糖基轉移酶,位于病毒包膜上,在與宿主細胞的附著(zhù)和隨后的痘病毒進(jìn)入中起關(guān)鍵作用。研究表明,天花疫苗誘導的抗體與H3蛋白結合,分化簇 (CD8)+ T細胞將H3L識別為抗原,表明其免疫學(xué)意義。

    ·Recombinant Monkeypox virus/MPXV H3L Protein

    Catalog No:EVV12701

    Name:Recombinant Monkeypox virus/MPXV H3L Protein, C-His

    Predicted molecular weight:35.46 kDa

    Expression system: Mammalian

    Protein length: Ala2-Phe282

    Stock:In stock

     

    SDS PAGE Purity:90%

    SDS PAGE for Recombinant Monkeypox virus/MPXV H3L Protein

    隨著(zhù)研究的深入,AntibodySystem還研發(fā)了一系列對猴痘病毒(Monkeypox virus,MPXV )相關(guān)檢測試劑盒產(chǎn)品。

    猴痘病毒(Monkeypox virus/MPXV )抗原檢測試劑盒

    Cat. #

    Product name

    KVV13401

    Monkeypox Virus (MPXV) A29L Antigen ELISA Kit

    KVV13301

    Monkeypox Virus (MPXV) M1R Antigen ELISA Kit

    KVV12701

    Monkeypox Virus (MPXV) H3L Antigen ELISA Kit

    KVV13201

    Monkeypox Virus (MPXV) E8L Antigen ELISA Kit

    KVV13101

    Monkeypox Virus (MPXV) A35R Antigen ELISA Kit

    猴痘病毒(Monkeypox virus/MPXV )抗體檢測試劑盒

     

    Cat. #

    Product name

    KAV13401

    Human Anti-Monkeypox Virus (MPXV) IgG ELISA Kit (A29L)

    KAV13301

    Human Anti-Monkeypox Virus (MPXV) IgG ELISA Kit(M1R)

    KAV12701

    Human Anti-Monkeypox Virus (MPXV) IgG ELISA Kit(H3L)

    KAV13201

    Human Anti-Monkeypox Virus (MPXV) IgG ELISA Kit(E8L)

    KAV13101

    Human Anti-Monkeypox Virus (MPXV) IgG ELISA Kit(A35R)

    如您對我們的產(chǎn)品感興趣,您可以直接掃下方二維碼或點(diǎn)擊閱讀原文,實(shí)時(shí)與我們產(chǎn)品專(zhuān)員溝通!產(chǎn)品咨詢(xún)電話(huà):027-65279366


    參考文獻:

    [1]Subunit recombinant vaccine protects against monkeypox. J Immunol. 2006 Aug 15;177(4):2552-64. doi: 10.4049/jimmunol.177.4.2552. PMID: 16888017.

    [2]Outbreak of human monkeypox in Nigeria in 2017-18: a clinical and epidemiological report. Lancet Infect Dis. 2019 Aug;19(8):872-879. doi: 10.1016/S1473-3099(19)30294-4. Epub 2019 Jul 5. PMID: 31285143.

    [3]A Nucleic Acid-Based Orthopoxvirus Vaccine Targeting the Vaccinia Virus L1, A27, B5, and A33 Proteins Protects Rabbits against Lethal Rabbitpox Virus Aerosol Challenge. J Virol. 2022 Feb 9;96(3):e0150421. doi: 10.1128/JVI.01504-21. Epub 2021 Dec 1. PMID: 34851148; PMCID: PMC8826804.

    [4]Mapping and functional analysis of interaction sites within the cytoplasmic domains of the vaccinia virus A33R and A36R envelope proteins. J Virol. 2003 Apr;77(7):4113-26. doi: 10.1128/jvi.77.7.4113-4126.2003. PMID: 12634370; PMCID: PMC150634.

    [5]Vaccinia virus induces cell fusion at acid pH and this activity is mediated by the N-terminus of the 14-kDa virus envelope protein. Virology. 1990 Sep;178(1):81-91. doi: 10.1016/0042-6822(90)90381-z. PMID: 2389560.

    [6]Molecular Evidence of Human Monkeypox Virus Infection, Sierra Leone. Emerg Infect Dis. 2019 Jun;25(6):1220-1222. doi: 10.3201/eid2506.180296. Epub 2019 Jun 17. PMID: 30900976; PMCID: PMC6537715.

    [7]Inhibition of monkeypox virus replication by RNA interference. Virol J. 2009 Nov 4;6:188. doi: 10.1186/1743-422X-6-188. PMID: 19889227; PMCID: PMC2777875.

    [8]Rapid protection in a monkeypox model by a single injection of a replication-deficient vaccinia virus. Proc Natl Acad Sci U S A. 2008 Aug 5;105(31):10889-94. doi: 10.1073/pnas.0804985105. Epub 2008 Aug 4. PMID: 18678911; PMCID: PMC2495015.

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