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CN1865275A - 对人b细胞肿瘤有治疗作用的人工合成的单链脱氧核苷酸 - Google Patents

对人b细胞肿瘤有治疗作用的人工合成的单链脱氧核苷酸 Download PDF

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CN1865275A
CN1865275A CNA2005100695764A CN200510069576A CN1865275A CN 1865275 A CN1865275 A CN 1865275A CN A2005100695764 A CNA2005100695764 A CN A2005100695764A CN 200510069576 A CN200510069576 A CN 200510069576A CN 1865275 A CN1865275 A CN 1865275A
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CN1865275B (zh
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王丽颖
包木胜
于永利
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Huapu Biotechnology Hebei Co ltd
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Changchun Huapu Biotechnology Co Ltd
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Abstract

本发明提供了一批人工合成的单链脱氧核苷酸,该脱氧核苷酸能够诱导人B细胞肿瘤细胞发生凋亡,增强人B细胞肿瘤细胞表达CD40,因而对人B细胞肿瘤有治疗作用。本发明也提供了用人工合成的单链脱氧核苷酸治疗人B细胞肿瘤的技术和方法。

Description

对人B细胞肿瘤有治疗作用的人工合成的单链脱氧核苷酸
技术领域
本发明提供一种治疗人B淋巴细胞肿瘤的制剂,特别地涉及人工合成的单链脱氧核苷酸,该核苷酸能够诱导人B淋巴细胞肿瘤发生凋亡,增强人B细胞肿瘤细胞表达CD40,对人B淋巴细胞肿瘤有治疗作用。
技术背景:
根据世界卫生组织的分类系统(WHO classification system),人类的淋巴样恶性疾病(lymphoid malignancies)分为三种主要的类型:B淋巴细胞肿瘤(B-cell neoplasms),T淋巴细胞/天然杀伤细胞肿瘤(T-cell/natural killer(NK)-cell neoplasms)和何杰金淋巴瘤(Hodgkin’s lymphoma)。人B淋巴细胞肿瘤(B-cell neoplasms)又被分为两类:前B细胞肿瘤(Precursor B-cell neoplasm)和外周B细胞肿瘤(Peripheral B-cellneoplasms)。前B细胞肿瘤包括:前B细胞急性淋巴母细胞白血病/淋巴母细胞淋巴瘤(precursor B-acute lymphoblastic leukemia/lymphoblastic lymphoma(B-ALL,LBL)。外周B细胞肿瘤包括:B细胞慢性淋巴细胞白血病(B-cell chronic lymphocytic leukemia),小淋巴细胞淋巴瘤(small lymphocytic lymphoma),B细胞多型细胞白血病(B-cellprolymphocytic leukemia),淋巴浆细胞淋巴榴(Lympho plasmacyticlymphoma/immunocytoma),蓬状细胞淋巴瘤(Mantle cell lymphoma),滤泡状淋巴瘤(Follicular lymphoma),淋巴结外边缘区B细胞淋巴瘤(Extranodal marginal zone B-celllymphoma of MALT type),淋巴结边缘区B细胞淋巴瘤(Nodal marginal zone B-cell lymphoma(+/-monocytoid B-cells),脾边缘区B淋巴瘤(Splenic marginal zone lymphoma(+/-villous lymphocytes),毛细胞白血病(Hairy cell leukemia),浆细胞瘤/浆细胞骨髓瘤(Plasmacytoma/plasma cell myeloma),弥散性大B细胞淋巴瘤(Diffuse large B-celllymphoma),Mediastinal(thymic)large B cell lymphoma,血管内大B细胞淋巴瘤(intravascular large B-cell lymphoma),原发性渗出性淋巴瘤(primary effusionlymphoma)和伯基特淋巴瘤(Burkitt’s lymphoma)。
B细胞慢性淋巴细胞白血病是B淋巴细胞肿瘤的一种,以血液等体液内恶性B淋巴细胞进行性增多为主要特点,单克隆的B-CLL患者的白血病细胞具有CD19+CD5+CD23+的表型(Nicholas Chiorazzi,M.D.,Kanti R.Rai,M.B.,B.S.,and Manlio Ferrarini,M.D.NEngl J Med 2005;352:804-15)。B淋巴细胞白血病包括前B细胞急性淋巴母细胞白血病和B细胞慢性淋巴细胞白血病。
小淋巴细胞淋巴瘤(small lymphocytic lymphoma)是人B淋巴细胞肿瘤的一种,以淋巴结中聚集大量恶性的B淋巴细胞为特征,单克隆的小淋巴细胞淋巴瘤细胞具有CD20+CD5+CD23+的表型(Catherine Thieblemont,Vale′ry Nasser,Pascale Felman,Karen Leroy,Sophie Gazzo,Evelyne Callet-Bauchu,Be′atrice Loriod,SamuelGranjeaud,Philippe Gaulard,Corinne Haioun,Alexandra,Traverse-Glehen,LucileBaseggio,Franc,ois Bertucci,Daniel Birnbaum,Florence Magrangeas,Ste′phaneMinvielle,Herve′Avet-Loiseau,Gilles Salles,Bertrand Coiffier,Franc,oise Berger,and Re′mi Houlgatte.Blood.2004;103:2727-2737)。
B淋巴细胞肿瘤的治疗方法主要是化疗,如采用苯丁酸氮芥(chlorambucil)、环磷酰胺(cyclophosphamide)或fludarabine治疗B细胞慢性淋巴细胞白血病。近年来,CD20特异性嵌合单克隆抗体在B淋巴细胞肿瘤治疗的临床实验中也表现出了疗效(John C.Byrd,Kanti Rai,Bercedis L.Peterson,Frederick R.Appelbaum,Vicki A.Morrison,JonathanE.Kolitz,Lois Shepherd,John D.Hines,Charles A.Schiffer,and Richard A.Blood.2005,105:49-53;O’Brien SM,Kantarjian H,Thomas DA et al.J Clin Oncol 2001;19:2165-2170;Huhn D,von Schilling C,Wilhelm M et al.Blood 2001,98:1326-1331)。
CD40是表达在B淋巴细胞、树突状细胞表面的蛋白,为肿瘤坏死因子受体家族(TNFR)的成员。CD40L(CD154)是CD40的配体,表达在T淋巴细胞表面的蛋白,为肿瘤坏死因子家族的成员(Castle BE,Kishimoto K,Stearns C et al.J Immunol 1993;151:1777-1788)。CD40L和CD40相互作用可促进B淋巴细胞,树突状细胞和单核细胞增生、分化、提呈抗原(Ranheim EA,Kipps TJ.J Exp Med 1993;177:925-935;Yellin MJ,Sinning J,CoveyLR et al.J Immunol 1994;153:666-674;Banchereau J,Bazan F,Blanchard D et al.Annu Rev Immunol 1994;12:881-922;von Bergwelt-Baildon MS,Vonderheide RH,MaeckerB et al.Blood 2002;99:3319-3325;M.von Bergwelt-Baildonl,B.Maeckerl,J.Schultze2 & J.G.Gribbenl.Annals of Oncology 15:853-857,2004)。
CD40也表达在多种在B淋巴细胞肿瘤细胞的表面。研究表明,增强B淋巴细胞肿瘤细胞CD40的表达可促进B淋巴细胞肿瘤细胞的凋亡(Peter Chu,Dieter Deforce,IreneM.Pedersen,Youngsoo Kim,Shinichi Kitada,John C.Reed,and Thomas J.Kipps.PNAS,March 19,2002,vol.99,no:63854-3859;Frank Dicker,Arnon P.Kater,TetsuyaFukuda,and Thomas.J.Kipps.BLOOD,15 APRIL 2005 VOLUME 105,NUMBER 8:3193-3198)。
体内和体外实验证明,增强CD40的表达可使B淋巴细胞肿瘤细胞的生长受到抑制(Funakoshi,S.,D.L.Longo,M.Beckwith,D.K.Conley,G.Tsarfaty,T.Tsarfaty,R.J.Armitage,W.C.Fanslow,M.K.Spriggs,and W.J.Murphy.1994.Blood 83:2787;Eliopoulos,A.G.,C.W.Dawson,G.Mosialos,J.E.Floettmann,M.Rowe,R.J.Armitage,J.Dawson,J.M.Zapata,D.J.Kerr,M.J.O.Wakelam,et al.1996.Oncogene13:2243;Hirano,A.,D.L.Longo,D.D.Taub,D.K.Ferris,L.S.Young,A.G.Eliopoulos,A.Agathanggelou,N.Cullen,J.Macartney,W.C.Fanslow,and W.J.Murphy.1999.Blood 93:2999;Tong,A.W.,M.H.Papayoti,G.Netto,D.T.Armstrong,G.Ordonez,J.M.Lawson,and M.J.Stone.2001.Clin.Cancer Res.7:691)。
增强B淋巴细胞肿瘤细胞CD40的表达,可增强B淋巴细胞肿瘤细胞的免疫原性,促进诱生B淋巴细胞肿瘤细胞特异性的细胞毒性T淋巴细胞(CTL)。在免疫系统中,CTL是最高效的肿瘤杀伤细胞。B淋巴细胞肿瘤细胞特异性的细胞毒性T淋巴细胞可有效杀伤B淋巴细胞肿瘤细胞(Dilloo D,Brown M,Roskrow M,et al.Blood.1997;90:1927-1933;Kato K,CantwellMJ,Sharma S,Kipps TJ.J Clin Invest.1998;101:1133-1141;Wierda WG,Cantwell MJ,Woods SJ,Rassenti LZ,Prussak CE,Kipps TJ.Blood.2000;96:2917-2924;Takahashi S,Rousseau R,Yotnda P,et al.Hum Gene Ther.2001;12:659-670;Takahashi S,RousseauR,Yotnda P,et al.Cancer Gene Ther.2001;8:378-387)。在CD40L存在的条件下,表达CD40的B细胞慢性淋巴细胞白血病细胞可被CD4细胞毒性T淋巴细胞(CTLs)杀伤(FrankDicker,Arnon P.Kater,Tetsuya Fukuda,and Thomas J.BLOOD,15 APRIL 2005 VOLUME105,NUMBER 8:3193-3198)。用CD40L刺激表达在伯基特淋巴瘤细胞的CD40可促进伯基特淋巴瘤细胞向特异性的CTL提呈伯基特淋巴瘤细胞的肿瘤抗原(Khanna,R.,L.Cooper,N.Kienzle,D.J.Moss,S.R.Burrows,and K.K.Khanna.1997.J.Immunol.159:5782)。体内实验和临床实验表明,CD40激活可增强B细胞慢性淋巴细胞白血病细胞的免疫原性,诱导针对B细胞慢性淋巴细胞白血病细胞的T细胞免疫(Kato,K.,M.J.Cantwell,S.Sharma,and T.J.Kipps.1998.J.Clin.Invest.101:1133;Wierda,W.G.,M.J.Cantwell,S.J.Woods,L.Z.Rassenti,C.E.Prussak,and T.J.Kipps.2000.Blood 96:2917)。给病人静脉输入转染携带CD40L基因的腺病毒载体的自体白血病细胞可使病人的白血病细胞数急剧下降,淋巴结迅速缩小(Wierda WG,Cantwell MJ,Woods SJ,Rassenti LZ,PrussakCE,Kipps TJ.Blood.2000;96:2917-2924)。
上述结果表明,增强B淋巴细胞肿瘤细胞CD40的表达可产生抗B细胞肿瘤的作用,这些作用表现在但不限于下述的方面:
1)促进B淋巴细胞肿瘤细胞的凋亡;
2)B淋巴细胞肿瘤细胞的生长受到抑制;
3)增强B淋巴细胞肿瘤细胞的免疫原性,促进诱生B淋巴细胞肿瘤细胞特异性的细胞毒性T淋巴细胞(CTL)。
人工合成的单链脱氧核苷酸是含胞嘧啶和鸟嘌呤通过磷酸连接而成的二核苷酸基序的DNA分子。在一个人工合成的单链脱氧核苷酸中,可包括一个以上的这样的基序(含胞嘧啶和鸟嘌呤通过磷酸连接而成的二核苷酸)。由于序列尤其是此基序两侧的序列的不同,人工合成的单链脱氧核苷酸可有多种多样的形式,表现出不同的免疫调节活性。人工合成的单链脱氧核苷酸的长度范围为14-50个碱基。
天然免疫系统细胞,如树突状细胞、巨噬细胞、单核细胞、中性粒细胞可通过模式识别受体(pattern-recognition receptor,PRR)识别保守的微生物特异性分子(conservedmicrobial-specific molecules)后被激活。Toll样受体(Toll-like receptor,TLR)是PRR家族的成员。Toll样受体是介导天然免疫反应的重要受体(Aderem,A.& Ulevitch,R.J.Nature 406,782-7,2000)。迄今为止,在人类,已发现了十种Toll样受体,这些受体组成了机体天然防御机制的微生物识别系统(Akira,S.,Takeda,K.& Kaisho,T.Nat Immunol2,675-80(2001)。不同的TLR可识别不同的配体,如TLR2可识别细菌的脂蛋白、肽聚糖和脂壁酸等;TLR3识别病毒的双链RNA;TLR4识别脂多糖;TLR5识别细菌的鞭毛;TLR9能够识别人工合成的单链脱氧核苷酸分子(Takeshita F,Leifer CA,Gursel I,Ishii KJ,Takeshita S,Gursel M,Klinman DM.J Immunol.2001 Oct 1;167(7):3555-8)。研究表明,人工合成的单链脱氧核苷酸可通过刺激人浆细胞样树突状细胞和B淋巴细胞的Toll样受体9(TLR9)发挥生物学作用(Veit Hornung,et al.J Immunol,2002,168:4531-4537)。表达TLR9的细胞是人工合成的单链脱氧核苷酸作用的靶细胞。人工合成的单链脱氧核苷酸可通过作用TLR9增强刺激天然免疫和获得性免疫反应(Krieg AM.Annu Rev Immunol.2002;20:709-760)。Oligo 2006是一种典型的能刺激人B细胞的人工合成的单链脱氧核苷酸(Hartmann G,Krieg AM.J Immunol.2000;164:944-953)。
本研究证明:人工合成的单链脱氧核苷酸可以诱导人B细胞肿瘤细胞发生凋亡,增强人B细胞肿瘤细胞表达CD40,对人B细胞肿瘤有治疗作用。
发明内容
本发明的目的之一是提供对可诱导人B淋巴细胞肿瘤细胞发生凋亡的人工合成的单链脱氧核苷酸,这些人工合成的单链脱氧核苷酸可治疗人B淋巴细胞肿瘤,这些肿瘤包括但不限于下述人B细胞肿瘤:前B细胞急性淋巴母细胞白血病/淋巴母细胞淋巴瘤(precursorB-acute lymphoblastic leukemia/lymphoblastic lymphoma(B-ALL,LBL),B细胞慢性淋巴细胞白血病(B-cell chronic lymphocytic leukemia),小淋巴细胞瘤(small lymphocyticlymphoma),B细胞多型细胞白血病(B-cell prolymphocytic leukemia),淋巴浆细胞淋巴榴(Lympho plasmacytic lymphoma/immunocytoma),蓬状细胞淋巴瘤(Mantle celllymphoma),滤泡状淋巴瘤(Follicular lymphoma),淋巴结外边缘区B淋巴瘤(Extranodalmarginal zone B-cell lymphoma of MALT type),淋巴结边缘区B淋巴瘤(Nodal marginalzone B-cell lymphoma(+/-monocytoid B-cells),脾边缘区B淋巴瘤(Splenic marginalzone lymphoma(+/-villous lymphocytes),毛细胞白血病(Hairy cell leukemia),浆细胞瘤/浆细胞骨髓瘤(Plasmacytoma/plasma cell myeloma),弥散性大B细胞淋巴瘤(Diffuse large B-cell lymphoma),Mediastinal(thymic)large B cell lymphoma,血管内大B细胞淋巴瘤(intravascular large B-cell lymphoma),原发性渗出性淋巴瘤(primary effusion lymphoma)和伯基特淋巴瘤(Burkitt’s lymphoma)。
本发明的目的之二是提供用任何人工合成的单链脱氧核苷酸治疗人B细胞肿瘤的技术和方法。
本发明的目的之三是提供用对人B细胞肿瘤有治疗作用的人工合成的单链脱氧核苷酸的序列,这些人工合成的单链脱氧核苷酸的磷酸二酯键可以被部分硫化或全部硫化,这些人工合成的单链脱氧核苷酸可以经化学修饰。这些人工合成的单链脱氧核苷酸是两端和中间可加上/入或改动碱基所产生的结构的核心结构。
本发明的目的之四是提供用人工合成的单链脱氧核苷酸通过诱导人B细胞肿瘤细胞发生凋亡而治疗人B细胞肿瘤的技术和方法。
本发明的目的之五是提供用人工合成的单链脱氧核苷酸增强人B细胞肿瘤细胞表达CD40而治疗人B细胞肿瘤的技术和方法。
图表说明
图1.人慢性B淋巴细胞白血病细胞表达TLR9受体的Western Blot鉴定。
      Lane A:人慢性B淋巴细胞白血病细胞
      Lane B:正常人B淋巴细胞
      Lane C:正常人T淋巴细胞
      1,2,3分别代表三位慢性淋巴细胞白血病病人或正常人
结果表明,人慢性B淋巴细胞白血病细胞表达TLR9,是人工合成的单链脱氧核苷酸的靶细胞。
表1、人工合成的单链脱氧核苷酸对人慢性B淋巴细胞白血病细胞的诱导凋亡作用。
结果表明,人工合成的单链脱氧核苷酸诱导人B细胞肿瘤细胞发生凋亡,因而也证明,人工合成的单链脱氧核苷酸对人B细胞肿瘤有治疗作用。
图2.人工合成的单链脱氧核苷酸对人慢性B淋巴细胞白血病细胞表达CD40的影响。
结果表明,人工合成的单链脱氧核苷酸显著刺激人B细胞肿瘤细胞表达CD40,因而可产生抗B细胞肿瘤的作用,这些作用包括但不限于:促进B淋巴细胞肿瘤细胞的凋亡;使B淋巴细胞肿瘤细胞的生长受到抑制;增强B淋巴细胞肿瘤细胞的免疫原性,促进诱生B淋巴细胞肿瘤细胞特异性的细胞毒性T淋巴细胞(CTL)。
图3.小淋巴细胞淋巴瘤细胞表达TLR9受体的Western Blot鉴定。
      Lane A:小淋巴细胞淋巴瘤细胞
      Lane B:正常人的B淋巴细胞
      Lane C:正常人的T淋巴细胞
      1,2分别代表两位小淋巴细胞淋巴瘤病人或正常人
结果表明,人小淋巴细胞淋巴瘤细胞表达TLR9,是人工合成的单链脱氧核苷酸的靶细胞。
表2、人工合成的单链脱氧核苷酸对小淋巴细胞淋巴瘤细胞的诱导凋亡作用。
结果表明,人工合成的单链脱氧核苷酸诱导人B细胞肿瘤细胞发生凋亡,因而也证明,人工合成的单链脱氧核苷酸对人B细胞肿瘤有治疗作用。
图4.人工合成的单链脱氧核苷酸对小淋巴细胞淋巴瘤细胞表达CD40的影响。
结果表明,人工合成的单链脱氧核苷酸显著刺激人B细胞肿瘤细胞表达CD40,因而可产生抗人B细胞肿瘤的作用,这些作用包括但不限于:促进B淋巴细胞肿瘤细胞的凋亡;使B淋巴细胞肿瘤细胞的生长受到抑制;增强B淋巴细胞肿瘤细胞的免疫原性,促进诱生B淋巴细胞肿瘤细胞特异性的细胞毒性T淋巴细胞(CTL)。
实施例1、人工合成的单链脱氧核苷酸的设计
设计序列如下:
1、符合(G)n(L)n X1X2CGY1Y2(M)n(G)N公式的人工合成的单链脱氧核苷酸(X1=A,T,G;X2=A,T;Y1=A,T;Y2=A,T,C;L,M=A,T,C,G;n为0-6)
5’-ggggTCgTTCgTCgTTgggggg-3’(SEQ ID NO:1)[121]
5’-ggggATAACgTTgCgggggg-3’(SEQ ID NO:2)[143]
5’-ggggTgCAACgTTCAgggggg-3’(SEQ ID NO:3)[402]
5’-ggggTCCTACgTAggAgggggg-3’(SEQ ID NO:4)[123]
5’-ggggTCCATgACgTTCCTgAAgggggg-3’(SEQ ID NO:5)[603]
5’-gggggACgTCgCCggggggg-3’(SEQ ID NO:6)[118]
5’-ggATCCgTACgCATgggggg-3’(SEQ ID NO:7)[320]
5′-gggggAATCgATTCgggggg-3′(SEQ ID NO:8)[154]
5′-gggATgCATCgATgCATCgggggg-3′(SEQ ID NO:9)[464]
5′-ggTgCgACgTCgCAgggggg-3′(SEQ ID NO:10)[471]
5′-gggACgTACgTCgggggg-3′(SEQ ID NO:11)[390]
5′-gggggATCgACgTCgATCgggggg-3’(SEQ ID NO:12)[322]
5′-ggCgATCgATCgATCggggggg-3′(SEQ ID NO:13)[333]
5’-ggggTCgATCgATCgAgggggg-3′(SEQ ID NO:14)[113]
5’-ggTCgCgATCgCgAgggggg-3’(SEQ ID NO:15)[307]
5’-ggGGTCAACGTTGAgggggG-3’(SEQ ID NO:16)[156]
5’-gTCgTTTTCgTCgACgAATTgggggggg-3’(SEQ ID NO:17)[222]
5’-gTCgTTATCgTTTTTTCgTAgggggg-3’(SEQ ID NO:18)[151]
5’-ggCgTTAACgACgggggg-3’(SEQ ID NO:19)[288]
5’-gTCggCACgCgACgggggg-3’(SEQ ID NO:20)[157]
5’-ggTgCgACgTCgCAgggggg-3’(SEQ ID NO:21)[312]
5’-gTCTATTTTgTACgTACgTgggg-3’(SEQ ID NO:22)[360]
5’-gACgTCgACgTCgACgTCAggggg-3’(SEQ ID NO:23)[209]
5’-ggggTCgATCgTTgCTAgCgggggg-3’(SEQ ID NO:24)[399]
5’-gggggACgTTATCgTATTggggggg-3’(SEQ ID NO:25)[600]
5’-ggggTCgTCgTTTgTCgTgTgTCgTTgggggg-3’(SEQ ID NO:26)[408]
5’-ACgATCgATCgATCgggggg-3’(SEQ ID NO:27)[304]
5’-AgACgTCTAACgTCggggg-3’(SEQ ID NO:28)[301]
5’-ggggTgCTggCCgTCgTTgggggg-3’(SEQ ID NO:29)[266]
5’-ggggTCgTTgCCgTCgggggg-3’(SEQ ID NO:30)[248]
5’-ACCggTATCgATgCCggTgggggg-3’(SEQ ID NO:31)[389]
5’-TTCgTTgCATCgATgCATCgTTgggggg-3’(SEQ ID NO:32)[287]
2、符合(G)n(L)nCG(XY)nCG(M)n(G)n公式的人工合成的单链脱氧核苷酸(X=A,T;Y=A,T;L,M=A,T,C,G;n为0-6)
5’-ggggACgATACgTCggggggg-3’(SEQ ID NO:33)[546]
5’-ggggACgATATCgATgggggg-3’(SEQ ID NO:34)[1007]
5′-ggACgATCgATCgTgggggg-3′(SEQ ID NO:35)[521]
5′-TCggggACgATCgTCgggggg-3′(SEQ ID NO:36)[677]
5′-gggggATCgATATCgATCgggggg-3′(SEQ ID NO:37)[576]
5′-ggATCgATCgATCgATgggggg-3′(SEQ ID NO:38)[268]
5′-ggTgCATCgATCgATgCAgggggg-3′(SEQ ID NO:39)[101]
5′-ggTgCATCgTACgATgCAgggggg-3′(SEQ ID NO:40)[100]
5’-ggTgCgATCgATCgCAgggggg-3′(SEQ ID NO:41)[134]
5’-gggggggTCgATCgATgggggg-3’(SEQ ID NO:42)[519]
5’-ggggTCgTCgAACgTTgggggg-3’(SEQ ID NO:43)[350]
5’-TgTCgTTCCTTgTCgTT-3’(SEQ ID NO:44)[387]
5’-TTCgCTTCgCTTTTCgCTTCgCTT-3’-3’(SEQ ID NO:45)[212]
5’-ACCgCCAAggAgAAgCCgCAggAggg-3’(SEQ ID NO:46)[166]
5’-TACAACggCgAggAATACC-3’(SEQ ID NO:47)[176]
5’-gTACAACggCgAggAATACCT-3’(SEQ ID NO:48)[523]
5’-ACCgTCgTTgCCgTCggCCC-3’(SEQ ID NO:49)[230]
5’-TgCTggCCgTCgTT-3’(SEQ ID NO:50)[435]
5’-gTCggCACgCgACg-3’(SEQ ID NO:51)[325]
5’-gTCggCACgCgACgCCCCCC-3’(SEQ ID NO:52)[523]
5’-TCCCgCTggACgTT-3’(SEQ ID NO:53)[188]
5’-TTACCggTTAACgTTggCCggCC-3’(SEQ ID NO:54)[403]
5’-ACCggTTAACgTTgTCCCCgggg-3’(SEQ ID NO:55)[420]
5’-CgTTgACgATCgTCCCATggCggg-3’(SEQ ID NO:56)[104]
5’-TCTgCggCCTTCgTCg-3’(SEQ ID NO:57)[257]
5’-TAgTAACCggTCCggCgCCCCC-3’(SEQ ID NO:58)[221]
5’-TTgCAgCgCTgCCggTggg-3’(SEQ ID NO:59)[611]
5’-CggCCCATCgAgggCgACggC-3’(SEQ ID NO:60)[378]
5’-TCATCgACTCTCgAgCgTTC-3’(SEQ ID NO:61)[599]
5’-ATCgTCgACTCTCgTgTTCTC-3’(SEQ ID NO:62)[201]
5’-TgCAgCTTgCTgCTTgCTgCTTC-3’(SEQ ID NO:63)[153]
5’-ggTgCgACgTCgCAgATgAT-3’(SEQ ID NO:64)[116]
5’-ggTCgAACgTTCgAgATgAT-3’(SEQ ID NO:65)[133]
5’-gggggCgTCgTTTTCgTCgACgAATT-3’(SEQ ID NO:66)[278]
5’-actcgagacgcccgttgatagctt-3’(SEQ ID NO:67)355[244]
5’-AACgTTggCgTCgACgTCAgCgCC-3’(SEQ ID NO:68)[623]
5’-gACgTCgACgTTgACgCT-3’(SEQ ID NO:69)[485]
5’-ggCgTTAACgTTAgCgCT-3’(SEQ ID NO:70)[579]
5’-AgCgCTAgCgCTgACgTT-3’(SEQ ID NO:71)[232]
5’-CTAgACgTTCAAgCgTT-3’(SEQ ID NO:72)[233]
5’-gACgATCgTCgACgATCgTC-3’(SEQ ID NO:73)[344]
5’-gTCgTTCgTAgTCgACTACgAgTT-3’(SEQ ID NO:74)[379]
5’-AAAAgACgTCgACgTCgACgTCTTTT-3’(SEQ ID NO:75)[489]
5’-TgCgACgATCgTCgCACgATCggAT-3’(SEQ ID NO:76)[479]
5’-TgCgACgTCgCACAgCgT-3’(SEQ ID NO:77)[492]
3、符合(TCG)n(L)nCG(M)n(G)n公式的人工合成的单链脱氧核苷酸(L,M=A,T,C,G;n为0-6)
5’-TCgTTgCCgTCgg-3’(SEQ ID NO:78)[619]
5’-TCgTTgCCgTCggg-3’(SEQ ID NO:79)[577]
5’-TCgTTgCCgTCgggg-3’(SEQ ID NO:80)[533]
5’-TCgTTgCCgTCggggg-3’(SEQ ID NO:81)[537]
5’-TCgTTgCCgTCgggggg-3’(SEQ ID NO:82)[481]
5’-TCgTTgCCgTCggggggg-3’(SEQ ID NO:83)[177]
5’-TCgTTgCCgTCgggggggg-3’(SEQ ID NO:84)[111]
5’-TCgTTgCCgTCggggggggg-3’(SEQ ID NO:85)[105]
5′-TCgTCgggTgCATCgATgCAgggggg-3′(SEQ ID NO:86)[664]
5’-TCgTCgggTgCAACgTTgCAgggggg-3’(SEQ ID NO:87)[564]
5’-TCgTCgggTgCgTCgACgCAgggggg-3’(SEQ ID NO:88)[542]
5’-TCgTCgggTgCgATCgCAgggggg-3’(SEQ ID NO:89)[450]
5’-TCgTCgggTgCgACgATCgTCgCAgggggg-3’(SEQ ID NO:90)[465]
5’-TCgTCgTgCgACgTCgCAgggggg-3’(SEQ ID NO:91)[498]
5’-TCgTCgCAgAACgTTCTgggggg-3’(SEQ ID NO:92)[527]
5’-TCgTgCgACgTCgCAgggggg-3’(SEQ ID NO:93)[112]
5’-TCgTgCgACgATCgTCgCAgggggg-3’(SEQ ID NO:94)[178]
5’-TCgTATgCATCgATgCATAgggAgg-3’(SEQ ID NO:95)[410]
5’-TCgTgCATCgATgCAgggggg-3’(SEQ ID NO:96)[444]
5’-TCgAAACgTTTCgggggg-3’(SEQ ID NO:97)[532]
5’-TCggACgATCgTCgggggg-3’(SEQ ID NO:98)[598]
5’-TCgAgCgATCgCTCgAgggggg-3’(SEQ ID NO:99)[555]
5’-TCgTCgCTTTgTCgTTgggg-3’(SEQ ID NO:100)[418]
5’-TCgTCgTTTTgTCgTTgggg-3’(SEQ ID NO:101)[208]
5’-TCgTCgggTgCgACgTCgCAgggggg-3’(SEQ ID NO:102)[302]
5’-TCgTCgggTgCgACgATCgTCgggggg-3’(SEQ ID NO:103)[290]
5’-TCgTCgTTTgCATCgATgCAggggggg-3’(SEQ ID NO:104)[627]
5’-TCgTCgTTTTgACgATCgTCgggggg-3’(SEQ ID NO:105)[500]
5’-TCgTTCggggTgCCg-3’(SEQ ID NO:106)[103]
5’-TCgTTCggggTACCgATgggg-3’(SEQ ID NO:107)[578]
5’-TCgTTgCgCTCCCATgCCgggggg-3’(SEQ ID NO:108)[319]
5’-TCgTCgTTTCgTCgTTgggg-3’(SEQ ID NO:109)[205]
5’-TCgTTgTCgTTTCgCTgCCggCggggg-3’(SEQ ID NO:110)[417]
5’-TgCTTgggTggCAgCTgCCAgggggg-3’(SEQ ID NO:111)[427]
5’-TgCTgCTTTgCTgCTTgggg-3’(SEQ ID NO:112)[421]
5’-AACgTTCgACgTCgAACggggggg-3’(SEQ ID NO:113)[453]
5’-AACgACgACgTTggggg-3’(SEQ ID NO:114)[580]
5’-tcgtcgggtgcgacgtcgca-3’(SEQ ID NO:165)[612]
4、符合(TCG)n(L)nX1X2CG(M)n公式的人工合成的单链脱氧核苷酸(X1=A,T,G;X2=A,T;L,M=A,T,C,G;n为0-6)
5’-TCgTAACgTTgTTTTTAACgTT-3’(SEQ ID NO:115)[470]
5’-TCgTCgTATACgACgATCgTT-3’(SEQ ID NO:116)[502]
5’-TCgTCgTTTgCgTTgTCgTT-3’(SEQ ID NO:117)[601]
5’-TCCTgTCgTTTTgTCgTT-3’(SEQ ID NO:118)[625]
5’-TCgTCgTTgTCgTTCgCT-3’(SEQ ID NO:119)[430]
5’-TCgTCgTTACCgATgACgTCgCCgT-3’(SEQ ID NO:120)[480]
5’-TCgTCgTTTgCATCgATgCAgTCgTCgTT-3’(SEQ ID NO:121)[108]
5’-TCgCCTCgTCgCCTTCgAgC-3’g-3’(SEQ ID NO:122)[102]
5’-TCgTgTgCgTgCCgTTggg-3’T-3’(SEQ ID NO:123)[406]
5’-TCgTCgAgggCgCCggTgAC-3’-3’(SEQ ID NO:124)[560]
5’-TCgTCgCCggTgggggTgTg-3’3’(SEQ ID NO:125)[629]
5’-TCgTCgTACgCAATTgTCTT-3’3’(SEQ ID NO:126)[440]
5’-TCgCCCACCggTgggggggg-3’3’(SEQ ID NO:127)[207]
5’-TCgTCgCAgACCggTCTgggg-3’(SEQ ID NO:128)[615]
5’-TCgTCgCggCCggCgCCCCC-3’(SEQ ID NO:129)[610]
5’-TCgTCgCggCCgCgAggggg-3’(SEQ ID NO:130)[206]
5’-TCgAggACAAgATTCTCgTgC-3’(SEQ ID NO:131)[119]
5’-TCgAggACAAgATTCTCgTgCAggCC-3’(SEQ ID NO:132)[570]
5’-TCgTgCAggCCAACgAggCCg-3’(SEQ ID NO:133)[631]
5’-TCgTTgCCgTCggCCC-3’(SEQ ID NO:134)[115]
5’-TCggCACgCgACgTgCTggCCgTCgTTTCC-3’(SEQ ID NO:135)[370]
5’-TCgTTgCCgTCggCCCCCCCCC-3’(SEQ ID NO:136)[309]
5’-TCgTTgCCgTCggCCCCCC-3’(SEQ ID NO:137)[506]
5’-TCgTTgCCgTCggCCCCC-3’(SEQ ID NO:138)[404]
5’-TCgTTgCCgTCggCCCC-3’(SEQ ID NO:139)[203]
5’-TCgTTgCCgTCggCCCCCCC-3’(SEQ ID NO:140)[501]
5’-TCgAggACAAgATTCTCgT-3’(SEQ ID NO:141)[305]
5’-TCggCACgCgACgTgCTggCCgTCgTT-3’(SEQ ID NO:142)[509]
5’-TCgTCgCgCCgTCACgggggg-3’(SEQ ID NO:143)[630]
5’-TCgTgTgCgTgCCgTTggg-3’(SEQ ID NO:144)[106]
5’-TCgTCgCCgTTgggCggg-3’(SEQ ID NO:145)[117]
5’-TCgTCgACgTCgTTgggCggg-3’(SEQ ID NO:146)[280]
5’-TCgCAgTTgTCgTAACgTTgggCggg-3’(SEQ ID NO:147)[299]
5’-TCgTCgTTggTATgTT-3’(SEQ ID NO:148)[613]
5’-TCgTCgTCgTCgTTgTCgTT-3’(SEQ ID NO:149)[306]
5’-TCgTCgTCgTCgTTgTCgTTgggg-3’(SEQ ID NO:150)[309]
5’-TCgTTCggggTgCCg-3’(SEQ ID NO:151)[409]
5’-TCgTTCggggTAACgATT-3’(SEQ ID NO:152)[508]
5’-TCgTTCggggTAACgTT-3’(SEQ ID NO:153)[540]
5’-TCgTTCggggTACCgAT-3’(SEQ ID NO:154)[401]
5’-TCgTACggCCgCCgTACggCggg-3’(SEQ ID NO:155)[607]
5’-TCgCgTCgACTCCCCTCgAgggg-3’(SEQ ID NO:156)[380]
5’-TCgTCgTCgACTCgTggTCggggg-3’(SEQ ID NO:157)[656]
5’-TCgggCgCCCgATCgggggg-3’(SEQ ID NO:158)[310]
5’-TCgTCggTCTTTCgAAATT-3’(SEQ ID NO:159)[109]
5’-TCgTgACgTCCTCgAgTT-3’(SEQ ID NO:160)[330]
5’-TCgTCTTTCgACTCgTTCTC-3’(SEQ ID NO:161)[605]
5’-TCgTCgTTTTgCgTTCTC-3’(SEQ ID NO:162)[504]
5’-TCgACTTTCgTCgTTCTgTT-3’(SEQ ID NO:163)[407]
5’-TCgTCgTTTCgTCgTTCTC-3’(SEQ ID NO:164)[550]
5’-TCgTTCTCgACTCgTTCTC-3’(SEQ ID NO:166)[277]
5’-TCgACgTTCgTCgTTCgTCgTTC-3’(SEQ ID NO:167)[667]
5’-TCgTCgACgTCgTTCgTTCTC-3’(SEQ ID NO:168)[705]
5’-TCgTgCgACgTCgCAgATgAT-3’(SEQ ID NO:169)[114]
5’-TCgTCgAgCgCTCgATCggAT-3’(SEQ ID NO:170)[211]
5’-TCgTCgTTTCgTAgTCgTTgACgTCggg-3’(SEQ ID NO:171)[204]
5’-TCgTCggACgTTTTCCgACgTTCT-3’(SEQ ID NO:172)[308]
5’-TCgTCgTTTTCgTCgTTTTCgTCgTT-3’(SEQ ID NO:173)[340]
5’-TCgTCgTTTgTCgTgTgTCgTT-3;(SEQ ID NO:174)[503]
5’-TCgTCgTTggTCggggTCgTTggggTCgTT-3’(SEQ ID NO:175)[405]
5’-TCgTCgTTTCgTCTCTCgTT-3’(SEQ ID NO:176)[614]
5’-TCgTCgTTTTgCTgCgTCgTT-3’(SEQ ID NO:177)[505]
5’-TCgAgCgTTTTCgCTCgAATT-3’(SEQ ID NO:178)[530]
4、包含TTCGTCG的序列公式的人工合成的单链脱氧核苷酸
5’-TTCgTCgTTTgATCgATgTTCgTTgggggg-3’(SEQ ID NO:179)[507]
5’-TTCgTCgTTgTgATCgATgggggg-3’-3’(SEQ ID NO:180)[210]
5’-TATCgATgTTTTCgTCgTCgTTgggggg-3’(SEQ ID NO:181)[202]
5’-TCgACTTTCgTCgTTCTgTT-3’(SEQ ID NO:182)[303]
5’-TCgTCgTTTCgTCgTTCTC-3’(SEQ ID NO:183)[491]
5’-TCgACgTTCgTCgTTCgTCgTTC-3’(SEQ ID NO:184)[590]
5’-TCgTCgTTTTCgTCgTTTTCgTCgTT-3’(SEQ ID NO:185)[633]
实施例2、单链脱氧核苷酸的合成
采用固相亚磷酰胺三酯法合成DNA片段,此方法具有高效、快速等优点,已在DNA化学合成中广泛使用。
DNA化学合成不同于酶促的DNA合成,酶促的DNA合成过程是从5’→3’方向延伸,而DNA化学合成是由3’端开始。具体的反应步骤如下:
一、脱保护基
用三氯乙酸脱去连结在CPG(Controlled Pore Glass)上的核苷酸的保护基团DMT(二甲氧基三苯甲基),获得游离的5’-羟基端,以供下一步缩合反应使用。
二、活化
将亚磷酰胺保护的核苷酸单体与四氮唑活化剂混合并进入合成柱,形成亚磷酰胺四唑活性中间体(其3′-端已被活化,但5′-端仍受DMT保护),此中间体将与GPG上的已脱保护基的核苷酸发生缩合反应。
三、连接
亚磷酰胺四唑活性中间体遇到人工合成的单链脱氧核苷酸上已脱保护基的核苷酸时,将与其5′-羟基发生亲合反应,缩合并脱去四唑,此时合成的寡核苷酸链向前延长一个碱基。
四、封闭
缩合反应后为了防止连在人工合成的单链脱氧核苷酸上的未参与反应的5′-羟基在随后的循环反应中被延伸,常通过乙酰化来封闭此端羟基,一般乙酰化试剂是用乙酸酐和N-甲基咪唑等混合形成的。
五、氧化
缩合反应时核苷酸单体是通过亚磷酯键与连在人工合成的单链脱氧核苷酸上的寡核苷酸连接,而亚磷酯键不稳定,易被酸、碱水解,此时常用碘的四氢呋喃溶液将亚磷酰转化为磷酸三酯,从而得到稳定的寡核苷酸。
经过以上五个步骤后,一个脱氧核苷酸就被连到人工合成的单链脱氧核苷酸的核苷酸上,同样再用三氯乙酸脱去新连上的脱氧核苷酸5′-羟基上的保护基团DMT后,重复以上的活化、连接、封闭、氧化过程即可得到一个DNA片段粗品。最后对其进行切割、脱保护基(一般对A、C碱基采用苯甲酰基保护;G碱基用异丁酰基保护;T碱基不必保护;亚磷酸用腈乙基保护)、纯化(常用的有HAP,PAGE,HPLC,C18,OPC等方法)、定量等合成后处理即可得到符合实验要求的寡核苷酸片段。
实施例3、Toll样受体9在人B淋巴细胞白血病细胞的表达
1、制备人慢性B淋巴细胞白血病细胞
从人慢性B淋巴细胞白血病患者的血液,采用Ficoll-hypaque梯度离心的方法获得外周血单个核细胞(PBMC)。利用B淋巴细胞分离试剂盒(Miltenyi Biotec,Bergisch Gladbach,Germany)分离出CD5+CD19+CD23+的人慢性B淋巴细胞白血病细胞,纯度达95%。具体操作按照Miltenyi Biotec公司提供的方法进行。利用B或T淋巴细胞分离试剂盒(MiltenyiBiotec,Bergisch Gladbach,Germany),从正常人PBMC中分离出的B或T淋巴细胞,所获得的B淋巴细胞(CD19+)和所获得的T淋巴细胞(CD3+)的纯度均在95%以上。具体操作按照Miltenyi Biotec(Bergisch Gladbach,Germany)公司提供的方法进行。
2人慢性B淋巴细胞白血病细胞表达TLR9的Western blots鉴定
将5×106个人慢性B淋巴细胞白血病细胞、正常人的B淋巴细胞和T淋巴细胞分别裂解后,按常规方法进行Western blot操作。采用的抗TLR 9抗体购自Active MotiF,(Carlsbad,California)。Western blot的结果表明,慢性B淋巴细胞白血病细胞表达较高水平的TLR9(图1)。在实验中,采用了3位慢性淋巴细胞性白血病患者和3位正常人的外周血。
实施例3提供的结果表明,人B淋巴细胞白血病细胞表达TLR9,是人工合成的单链脱氧核苷酸作用的靶细胞。
实施例4、人工合成的单链脱氧核苷酸诱导B淋巴细胞白血病患者B淋巴细胞凋亡
1细胞培养:从未经治疗的人慢性B淋巴细胞白血病患者外周血经Ficoll-hypaque梯度离心分离出PBMC,再利用B细胞分离试剂盒(Miltenyi Biotec,Bergisch Gladbach,Germany)从此PBMC中分离出CD5+CD19+CD23+的人慢性B淋巴细胞白血病细胞,纯度在95%以上。具体操作按照Miltenyi Biotec(Bergisch Gladbach,Germany)公司提供的方法进行。
2.人工合成的单链脱氧核苷酸诱导凋亡试验:采用48孔板,用含10%人的AB型血清的RPMI1640培养基培养人慢性B淋巴细胞白血病细胞,1×106个细胞/孔。设立实验组和对照组,实验组的培养板的孔中加入人工合成的单链脱氧核苷酸至终浓度3μg/ml。
3.人工合成的单链脱氧核苷酸配制:用50μl PBS溶解100μg人工合成的单链脱氧核苷酸制备成应用液。
所采用的人工合成的单链脱氧核苷酸序列以Oligo 1-10和Oligo 2006,Oligo 2116代表,其相应序列如序列表中所示。
Oligo 1:SEQ ID NO167
Oligo 2:SEQ ID NO168
Oligo 3:SEQ ID NO135
Oligo 4:SEQ ID NO150
Oligo 5:SEQ ID NO78
Oligo 6:SEQ ID NO102
Oligo 7:SEQ ID NO89
Oligo 8:SEQ ID NO86
Oligo 9:SEQ ID NO165
Oligo 10:SEQ ID NO36
对照序列:
Oligo 2006:5’-tcgtcgttttgtcgttttgtcgtt-3’
Oligo 2216:5’-gggggacgatcgtcgggggg-3’
在对照组培养板孔中加入不含人工合成的单链脱氧核苷酸的培养基。在加入上述人工合成的单链脱氧核苷酸的第3,5,7后,用TMRE(Molecular Probes Inc)(Lena Thyrell,Linn Hjortsberg,Velmurugesan Arulampalam,Theocharis Panaretakis,Sabine Uhles,MarkusDagnell,Boris Zhivotovsky,Ingo Leibiger,Dan Grande′r,and Katja Pokrovskaja.THEJOURNAL OF BIOLOGICAL CHEMISTRY Vol.279,No.23,Issue of June 4,pp.24152-24162,2004)分别对细胞进行染色。具体方法是:将细胞和TMRE共同于37℃孵育10分钟。在TMRE染色过程中,只有活的慢性B淋巴细胞白血病细胞能够着色(TMRE+);发生凋亡的慢性B淋巴细胞白血病B淋巴细胞不着色(TMRE-)。然后,收集细胞,利用流式细胞仪(BD USA)计数着色细胞(未凋亡细胞)和未着色细胞(凋亡细胞)。利用下述公式计算未凋亡细胞百分率:
Figure A20051006957600131
3结果:人工合成的单链脱氧核苷酸可使人慢性B淋巴细胞白血白细胞未凋亡细胞百分率明显降低(表1)。
4结论:人工合成的单链脱氧核苷酸能够显著诱导B淋巴细胞白血病细胞发生凋亡,对人淋巴细胞白血病有治疗作用。
实施例5、人工合成的单链脱氧核苷酸刺激人B淋巴细胞白血病细胞表达CD40
1、人B淋巴细胞白血病细胞的分离
从未经治疗的B-CLL病人的血液经Ficoll-hypaque梯度离心分离出PBMC,再利用B细胞分离试剂盒(Miltenyi Biotec,Bergisch Gladbach,Germany)从此PBMC中分离出CD5+CD19+CD23+的人慢性B淋巴细胞白血病细胞,纯度在95%以上。具体操作按照Miltenyi Biotec(BergischGladbach,Germany)公司提供的方法进行。
2、人工合成的单链脱氧核苷酸刺激人B淋巴细胞白血病细胞表达CD40
采用48孔板,用含10%人的AB型血清的RPMI1640培养基培养人慢性B淋巴细胞白血病细胞,1×106个细胞/孔。设立培养基对照组和人工合成的单链脱氧核苷酸组。在人工合成的单链脱氧核苷酸组,每孔加入人工合成的单链脱氧核苷酸至终浓度3μg/ml,所采用的人工合成的单链脱氧核苷酸序列以Oligo 1-1O和Oligo 2006,Oligo 2116代表,其相应序列如序列表中所示。
Oligo 1:SEQ ID NO167
Oligo 2:SEQ ID NO168
Oligo 3:SEQ ID NO135
Oligo 4:SEQ ID NO150
Oligo 5:SEQ ID NO78
Oligo 6:SEQ ID NO102
Oligo 7:SEQ ID NO89
Oligo 8:SEQ ID NO86
Oligo 9:SEQ ID NO165
Oligo 10:SEQ ID NO36
对照序列:
Oligo 2006:5’-tcgtcgttttgtcgttttgtcgtt-3’
Oligo 2216:5’-gggggacgatcgtcgggggg-3’
在加入人工合成的单链脱氧核苷酸72小时后,用FITC-CD40抗体(Becton Dickinson)对细胞进行染色。然后用利用流式细胞仪(BD USA)测定结果。
结果(图-2)表明,人工合成的单链脱氧核苷酸显著刺激人B淋巴细胞白血病细胞表达CD40,因而可产生抗B细胞肿瘤的作用,这些作用表现在但不限于下述的方面:
1)促进B淋巴细胞肿瘤细胞的凋亡;
2)使B淋巴细胞肿瘤细胞的生长受到抑制;
3)增强B淋巴细胞肿瘤细胞的免疫原性,促进诱生B淋巴细胞肿瘤细胞特异性的细胞毒性T淋巴细胞(CTL)。
实施例6、Toll样受体9在人淋巴瘤细胞的表达
1、制备人小淋巴细胞淋巴瘤
从新鲜的人小淋巴细胞淋巴瘤患者的淋巴结活检组织(经病理学鉴定)分离人小淋巴细胞淋巴瘤细胞。取活检组织,在直径为6cm的培养皿中,加5ml用含10%人的AB型血清的RPMI 1640培养基,用两片粗糙面玻璃片研磨组织,释放细胞。用不绣钢网滤过细胞。将细胞收集在50ml试管(conical tube)中,加15ml无血清RPMI 1640培养基,300×g离心10分钟。弃上清。重悬细胞,利用B淋巴细胞分离试剂盒(Miltenyi Biotec,Bergisch Gladbach,Germany)分离出CD5+CD20+CD23+的人小淋巴细胞淋巴瘤细胞,所得细胞的纯度在95%以上。具体操作按照Miltenyi Biotec(Bergisch Gladbach,Germany)公司提供的方法进行。利用B或T淋巴细胞分离试剂盒(Miltenyi Biotec),从正常人PBMC中分离出的B或T淋巴细胞,所获得的B淋巴细胞(CD19+)和所获得的T淋巴细胞(CD3+)的纯度均在95%以上。具体操作按照Miltenyi Biotec(Bergisch Gladbach,Germany)公司提供的方法进行。
2、人小淋巴细胞淋巴瘤细胞表达TLR9的Western blots鉴定
将5×106个人小淋巴细胞淋巴瘤细胞、正常人的B淋巴细胞和T淋巴细胞分别裂解后,按常规方法进行Western blot操作。抗TLR 9抗体购自Active Motif(Carlsbad,California)。在实验中,采用了2位小淋巴细胞淋巴瘤细胞患者的小淋巴细胞淋巴瘤细胞和2位正常人外周血的B淋巴细胞和T淋巴细胞。
实施例6提供的结果表明,人小淋巴细胞淋巴瘤细胞表达TLR9,是人工合成的单链脱氧核苷酸用的靶细胞(图3)。
实施例7、人工合成的单链脱氧核苷酸诱导人小淋巴细胞淋巴瘤细胞凋亡
1制备人小淋巴细胞淋巴瘤细胞
从新鲜的人小淋巴细胞淋巴瘤患者的淋巴结活检组织(经病理学鉴定)分离人小淋巴细胞淋巴瘤细胞。取活检组织,在直径为6cm的培养皿中,加5ml用含10%人的AB型血清的RPMI1640培养基,用两片粗糙面玻璃片研磨组织,释放细胞。用不绣钢网滤过细胞。将细胞收集在50ml试管(conical tube)中,加15ml无血清RPMI1640培养基,300×g离心10分钟。弃上清。重悬细胞,利用B淋巴细胞分离试剂盒(Miltenyi Biotec,Bergisch Gladbach,Germany)分离出CD5+CD20+CD23+的人小淋巴细胞淋巴瘤细胞,所得细胞的纯度在95%以上。具体操作按照Miltenyi Biotec(Bergisch Gladbach,Germany)公司提供的方法进行。
2.人工合成的单链脱氧核苷酸诱导凋亡试验
采用48孔板,用含10%人的AB型血清的RPMI1640培养基培养人小淋巴细胞淋巴瘤细胞,1×106个细胞/孔。设立实验组和对照组,实验组的培养板孔中加入人工合成的单链脱氧核苷酸至终浓度3μg/ml,所采用的人工合成的单链脱氧核苷酸序列以Oligo 1-10和Oligo 2006,Oligo 2116代表,其相应序列如序列表中所示。
Oligo 1:SEQ ID NO167
Oligo 2:SEQ ID NO168
Oligo 3:SEQ ID NO135
Oligo 4:SEQ ID NO150
Oligo 5:SEQ ID NO78
Oligo 6:SEQ ID NO102
Oligo 7:SEQ ID NO89
Oligo 8:SEQ ID NO86
Oligo 9:SEQ ID NO165
Oligo 10:SEQ ID NO36
对照序列:
Oligo 2006:5’-tcgtcgttttgtcgttttgtcgtt-3’
Oligo 2216:5’-gggggacgatcgtcgggggg-3’
在对照组培养板孔中加入不含人工合成的单链脱氧核苷酸的培养基。在加入上述人工合成的单链脱氧核苷酸的第3,5,7后,用TMRE(Molecular Probes Inc)(Lena Thyrell,Linn Hjortsberg,Velmurugesan Arulampalam,Theocharis Panaretakis,Sabine Uhles,MarkusDagnell,Boris Zhivotovsky,Ingo Leibiger,Dan Grande′r,and Katja Pokrovskaja.THEJOURNAL OF BIOLOGICAL CHEMISTRY Vol.279,No.23,Issue of June 4,pp.24152-24162,2004)对细胞进行染色。具体方法是:将细胞和TMRE共同于37℃孵育10分钟。在TMRE染色过程中,只有存活的人小淋巴细胞淋巴瘤细胞能够着色(TMRE+);发生凋亡的人小淋巴细胞淋巴瘤细胞不着色(TMRE-)。然后,收集细胞,利用流式细胞仪(BD USA)计数着色细胞(未凋亡细胞)和未着色细胞(凋亡细胞)。利用下述公式计算未凋亡细胞百分率:
Figure A20051006957600151
3结果:人工合成的单链脱氧核苷酸可使人小细胞淋巴瘤细胞未凋亡细胞百分率明显降低(表1)。
4结论:人工合成的单链脱氧核苷酸能够显著诱导人淋巴瘤细胞发生凋亡,对人淋巴瘤有治疗作用。
实施例8、人工合成的单链脱氧核苷酸诱导小淋巴细胞淋巴瘤细胞表达CD40
1、制备人小淋巴细胞淋巴瘤细胞
从新鲜的人小淋巴细胞淋巴瘤患者的淋巴结活检组织(经病理学鉴定)分离人小淋巴细胞淋巴瘤细胞。取活检组织,在直径为6cm的培养皿中,加5ml用含10%人的AB型血清的RPMI 1640培养基,用两片粗糙面玻璃片研磨组织,释放细胞。用不绣钢网滤过细胞。将细胞收集在50ml试管(conical tube)中,加15ml无血清RPMI 1640培养基,300×g离心10分钟。弃上清。重悬细胞,利用B淋巴细胞分离试剂盒(Miltenyi Biotec,Bergisch Gladbach,Germany)分离出CD5+CD20+CD23+的人小淋巴细胞淋巴瘤细胞,所得细胞的纯度在95%以上。具体操作按照Miltenyi Biotec(Bergisch Gladbach,Germany)公司提供的方法进行。
2、人工合成的单链脱氧核苷酸刺激人B淋巴细胞白血病细胞表达CD40
采用48孔板,用含10%人的AB型血清的RPMI1640培养基培养人慢性B淋巴细胞白血病细胞,1×106个细胞/孔。设立培养基对照组和人工合成的单链脱氧核苷酸组。在人工合成的单链脱氧核苷酸组,每孔加入人工合成的单链脱氧核苷酸至终浓度3μg/ml,所采用的人工合成的单链脱氧核苷酸序列以Oligo 1-10和Oligo 2006,Oligo 2116代表,其相应序列如序列表中所示。
Oligo 1:SEQ ID NO167
Oligo 2:SEQ ID NO168
Oligo 3:SEQ ID NO135
Oligo 4:SEQ ID NO150
Oligo 5:SEQ ID NO78
Oligo 6:SEQ ID NO102
Oligo 7:SEQ ID NO89
Oligo 8:SEQ ID NO86
Oligo 9:SEQ ID NO165
Oligo 10:SEQ ID NO36
对照序列:
Oligo 2006:5’-tcgtcgttttgtcgttttgtcgtt-3’
Oligo 2216:5’-gggggacgatcgtcgggggg-3’
在加入人工合成的单链脱氧核苷酸72小时后,用FITC-CD40抗体(Becton Dickinson)对细胞进行染色。然后用利用流式细胞仪(BD USA)测定结果。
结果(图-4)表明,人工合成的单链脱氧核苷酸显著刺激人小淋巴细胞淋巴瘤细胞表达CD40,因而可产生抗B细胞肿瘤的作用,这些作用表现在但不限于下述的方面:
1)淋巴细胞肿瘤细胞的凋亡;
2)使B淋巴细胞肿瘤细胞的生长受到抑制;
3)增强B淋巴细胞肿瘤细胞的免疫原性,促进诱生B淋巴细胞肿瘤细胞特异性的胞毒性T淋巴细胞(CTL)。
序列表
<110>北京迪威华宇生物技术有限公司
<120>对人B细胞肿瘤有治疗作用的人工合成的单链脱氧核苷酸
<210>1
<211>22
<212>DNA
<213>Artificial
<400>1
ggggtcgttc gtcgttgggg gg                                            22
<210>2
<211>20
<212>DNA
<213>Artificial
<400>2
ggggataacg ttgcgggggg                                               20
<210>3
<211>21
<212>DNA
<213>Artificial
<400>3
ggggtgcaac gttcaggggg g                                             21
<210>4
<211>22
<212>DNA
<213>Artificial
<400>4
ggggtcctac gtaggagggg gg                                            22
<210>5
<211>27
<212>DNA
<213>Artificial
<400>5
ggggtccatg acgttcctga agggggg                                       27
<210>6
<211>20
<212>DNA
<213>Artificial
<400>6
gggggacgtc gccggggggg                                               20
<210>7
<211>20
<212>DNA
<213>Artificial
<400>7
ggatccgtac gcatgggggg                                               20
<210>8
<211>20
<212>DNA
<213>Artificial
<400>8
gggggaatcg attcgggggg                                               20
<210>9
<211>24
<212>DNA
<213>Artificial
<400>9
gggatgcatc gatgcatcgg gggg                                          24
<210>10
<211>20
<212>DNA
<213>Artificial
<400>10
ggtgcgacgt cgcagggggg                                               20
<210>11
<211>18
<212>DNA
<213>Artificial
<400>11
gggacgtacg tcgggggg                                                 18
<210>12
<211>24
<212>DNA
<213>Artificial
<400>12
gggggatcga cgtcgatcgg gggg                                          24
<210>13
<211>22
<212>DNA
<213>Artificial
<400>13
ggcgatcgat cgatcggggg gg                                            22
<210>14
<211>22
<212>DNA
<213>Artificial
<400>14
ggggtcgatc gatcgagggg gg                                            22
<210>15
<211>20
<212>DNA
<213>Artificial
<400>15
ggtcgcgatc gcgagggggg                                               20
<210>16
<211>20
<212>DNA
<213>Artificial
<400>16
ggggtcaacg ttgagggggg                                               20
<210>17
<211>28
<212>DNA
<213>Artificial
<400>17
gtcgttttcg tcgacgaatt gggggggg                                      28
<210>18
<211>26
<212>DNA
<213>Artificial
<400>18
gtcgttatcg ttttttcgta gggggg                                        26
<210>19
<211>18
<212>DNA
<213>Artificial
<400>19
ggcgttaacg acgggggg                                                 18
<210>20
<211>19
<212>DNA
<213>Artificial
<400>20
gtcggcacgc gacgggggg                                                19
<210>21
<211>20
<212>DNA
<213>Artificial
<400>21
ggtgcgacgt cgcagggggg                                               20
<210>22
<211>23
<212>DNA
<213>Artificial
<400>22
gtctattttg tacgtacgtg ggg                                           23
<210>23
<211>24
<212>DNA
<213>Artificial
<400>23
gacgtcgacg tcgacgtcag gggg                                          24
<210>24
<211>25
<212>DNA
<213>Artificial
<400>24
ggggtcgatc gttgctagcg ggggg                                         25
<210>25
<211>25
<212>DNA
<213>Artificial
<400>25
gggggacgtt atcgtattgg ggggg                                         25
<210>26
<211>32
<212>DNA
<213>Artificial
<400>26
ggggtcgtcg tttgtcgtgt gtcgttgggg gg                                 32
<210>27
<211>20
<212>DNA
<213>Artificial
<400>27
acgatcgatc gatcgggggg                                               20
<210>28
<211>19
<212>DNA
<213>Artificial
<400>28
agacgtctaa cgtcggggg                                                19
<210>29
<211>24
<212>DNA
<213>Artificial
<400>29
ggggtgctgg ccgtcgttgg gggg                                          24
<210>30
<211>21
<212>DNA
<213>Artificial
<400>30
ggggtcgttg ccgtcggggg g                                             21
<210>31
<211>24
<212>DNA
<213>Artificial
<400>31
accggtatcg atgccggtgg gggg                                          24
<210>32
<211>28
<212>DNA
<213>Artificial
<400>32
ttcgttgcat cgatgcatcg ttgggggg                                      28
<210>33
<211>21
<212>DNA
<213>Artificial
<400>33
ggggacgata cgtcgggggg g                                             21
<210>34
<211>21
<212>DNA
<213>Artificial
<400>34
ggggacgata tcgatggggg g                                             21
<210>35
<211>20
<212>DNA
<213>Artificial
<400>35
ggacgatcga tcgtgggggg                                               20
<210>36
<211>21
<212>DNA
<213>Artificial
<400>36
tcggggacga tcgtcggggg g                                             21
<210>37
<211>24
<212>DNA
<213>Artificial
<400>37
gggggatcga tatcgatcgg gggg                                          24
<210>38
<211>22
<212>DNA
<213>Artificial
<400>38
ggatcgatcg atcgatgggg gg                                            22
<210>39
<211>24
<212>DNA
<213>Artificial
<400>39
ggtgcatcga tcgatgcagg gggg                                          24
<210>40
<211>24
<212>DNA
<213>Artificial
<400>40
ggtgcatcgt acgatgcagg gggg                                          24
<210>41
<211>22
<212>DNA
<213>Artificial
<400>41
ggtgcgatcg atcgcagggg gg                                            22
<210>42
<211>22
<212>DNA
<213>Artificial
<400>42
gggggggtcg atcgatgggg gg                                            22
<210>43
<211>22
<212>DNA
<213>Artificial
<400>43
ggggtcgtcg aacgttgggg gg                                            22
<210>44
<211>17
<212>DNA
<213>Artificial
<400>44
tgtcgttcct tgtcgtt                                                  17
<210>45
<211>24
<212>DNA
<213>Artificial
<400>45
ttcgcttcgc ttttcgcttc gctt                                          24
<210>46
<211>26
<212>DNA
<213>Artificial
<400>46
accgccaagg agaagccgca ggaggg                                        26
<210>47
<211>19
<212>DNA
<213>Artificial
<400>47
tacaacggcg aggaatacc                                                19
<210>48
<211>21
<212>DNA
<213>Artificial
<400>48
gtacaacggc gaggaatacc t                                             21
<210>49
<211>20
<212>DNA
<213>Artificial
<400>49
accgtcgttg ccgtcggccc                                               20
<210>50
<211>14
<212>DNA
<213>Artificial
<400>50
tgctggccgt cgtt                                                     14
<210>51
<211>14
<212>DNA
<213>Artificial
<400>51
gtcggcacgc gacg                                                     14
<210>52
<211>20
<212>DNA
<213>Artificial
<400>52
gtcggcacgc gacgcccccc                                               20
<210>53
<211>14
<212>DNA
<213>Artificial
<400>53
tcccgctgga cgtt                                                     14
<210>54
<211>23
<212>DNA
<213>Artificial
<400>54
ttaccggtta acgttggccg gcc                                           23
<210>55
<211>23
<212>DNA
<213>Artificial
<400>55
accggttaac gttgtccccg ggg                                           23
<210>56
<211>24
<212>DNA
<213>Artificial
<400>56
cgttgacgat cgtcccatgg cggg                                          24
<210>57
<211>16
<212>DNA
<213>Artificial
<400>57
tctgcggcct tcgtcg                                                   16
<210>58
<211>22
<212>DNA
<213>Artificial
<400>58
tagtaaccgg tccggcgccc cc                                            22
<210>59
<211>19
<212>DNA
<213>Artificial
<400>59
ttgcagcgct gccggtggg                                                19
<210>60
<211>21
<212>DNA
<213>Artificial
<400>60
cggcccatcg agggcgacgg c                                             21
<210>61
<211>20
<212>DNA
<213>Artificial
<400>61
tcatcgactc tcgagcgttc                                               20
<210>62
<211>21
<212>DNA
<213>Artificial
<400>62
atcgtcgact ctcgtgttct c                                             21
<210>63
<211>23
<212>DNA
<213>Artificial
<400>63
tgcagcttgc tgcttgctgc ttc                                           23
<210>64
<211>20
<212>DNA
<213>Artificial
<400>64
ggtgcgacgt cgcagatgat                                               20
<210>65
<211>20
<212>DNA
<213>Artificial
<400>65
ggtcgaacgt tcgagatgat                                               20
<210>66
<211>26
<212>DNA
<213>Artificial
<400>66
gggggcgtcg ttttcgtcga cgaatt                                        26
<210>67
<211>24
<212>DNA
<213>Artificial
<400>67
actcgagacg cccgttgata gctt                                          24
<210>68
<211>24
<212>DNA
<213>Artificial
<400>68
aacgttggcg tcgacgtcag cgcc                                          24
<210>69
<211>18
<212>DNA
<213>Artificial
<400>69
gacgtcgacg ttgacgct                                                 18
<210>70
<211>18
<212>DNA
<213>Artificial
<400>70
ggcgttaacg ttagcgct                                                 18
<210>71
<211>18
<212>DNA
<213>Artificial
<400>71
agcgctagcg ctgacgtt                                                 18
<210>72
<211>17
<212>DNA
<213>Artificial
<400>72
ctagacgttc aagcgtt                                                  17
<210>73
<211>20
<212>DNA
<213>Artificial
<400>73
gacgatcgtc gacgatcgtc                                               20
<210>74
<211>24
<212>DNA
<213>Artificial
<400>74
gtcgttcgta gtcgactacg agtt                                          24
<210>75
<211>26
<212>DNA
<213>Artificial
<400>75
aaaagacgtc gacgtcgacg tctttt                                        26
<210>76
<211>25
<212>DNA
<213>Artificial
<400>76
tgcgacgatc gtcgcacgat cggat                                         25
<210>77
<211>18
<212>DNA
<213>Artificial
<400>77
tgcgacgtcg cacagcgt                                                 18
<210>78
<211>13
<212>DNA
<213>Artificial
<400>78
tcgttgccgt cgg                                                      13
<210>79
<211>14
<212>DNA
<213>Artificial
<400>79
tcgttgccgt cggg                                                     14
<210>80
<211>15
<212>DNA
<213>Artificial
<400>80
tcgttgccgt cgggg                                                    15
<210>81
<211>16
<212>DNA
<213>Artificial
<400>81
tcgttgccgt cggggg                                                   16
<210>82
<211>17
<212>DNA
<213>Artificial
<400>82
tcgttgccgt cgggggg                                                  17
<210>83
<211>18
<212>DNA
<213>Artificial
<400>83
tcgttgccgt cggggggg                                                 18
<210>84
<211>19
<212>DNA
<213>Artificial
<400>84
tcgttgccgt cgggggggg                                                19
<210>85
<211>20
<212>DNA
<213>Artificial
<400>85
tcgttgccgt cggggggggg                                               20
<210>86
<211>26
<212>DNA
<213>Artificial
<400>86
tcgtcgggtg catcgatgca gggggg                                        26
<210>87
<211>26
<212>DNA
<213>Artificial
<400>87
tcgtcgggtg caacgttgca gggggg                                        26
<210>88
<211>26
<212>DNA
<213>Artificial
<400>88
tcgtcgggtg cgtcgacgca gggggg                                        26
<210>89
<211>24
<212>DNA
<213>Artificial
<400>89
tcgtcgggtg cgatcgcagg gggg                                          24
<210>90
<211>30
<212>DNA
<213>Artificial
<400>90
tcgtcgggtg cgacgatcgt cgcagggggg                                    30
<210>91
<211>24
<212>DNA
<213>Artificial
<400>91
tcgtcgtgcg acgtcgcagg gggg                                          24
<210>92
<211>23
<212>DNA
<213>Artificial
<400>92
tcgtcgcaga acgttctggg ggg                                           23
<210>93
<211>21
<212>DNA
<213>Artificial
<400>93
tcgtgcgacg tcgcaggggg g                                             21
<210>94
<211>25
<212>DNA
<213>Artificial
<400>94
tcgtgcgacg atcgtcgcag ggggg                                         25
<210>95
<211>25
<212>DNA
<213>Artificial
<400>95
tcgtatgcat cgatgcatag ggagg                                         25
<210>96
<211>21
<212>DNA
<213>Artificial
<400>96
tcgtgcatcg atgcaggggg g                                             21
<210>97
<211>18
<212>DNA
<213>Artificial
<400>97
tcgaaacgtt tcgggggg                                                 18
<210>98
<211>19
<212>DNA
<213>Artificial
<400>98
tcggacgatc gtcgggggg                                                19
<210>99
<211>22
<212>DNA
<213>Artificial
<400>99
tcgagcgatc gctcgagggg gg                                            22
<210>100
<211>20
<212>DNA
<213>Artificial
<400>100
tcgtcgcttt gtcgttgggg                                               20
<210>101
<211>20
<212>DNA
<213>Artificial
<400>101
tcgtcgtttt gtcgttgggg                                               20
<210>102
<211>26
<212>DNA
<213>Artificial
<400>102
tcgtcgggtg cgacgtcgca gggggg                                        26
<210>103
<211>27
<212>DNA
<213>Artificial
<400>103
tcgtcgggtg cgacgatcgt cgggggg                                       27
<210>104
<211>27
<212>DNA
<213>Artificial
<400>104
tcgtcgtttg catcgatgca ggggggg                                       27
<210>105
<211>26
<212>DNA
<213>Artificial
<400>105
tcgtcgtttt gacgatcgtc gggggg                                        26
<210>106
<211>15
<212>DNA
<213>Artificial
<400>106
tcgttcgggg tgccg                                                    15
<210>107
<211>21
<212>DNA
<213>Artificial
<400>107
tcgttcgggg taccgatggg g                                             21
<210>108
<211>24
<212>DNA
<213>Artificial
<400>108
tcgttgcgct cccatgccgg gggg                                          24
<210>109
<211>20
<212>DNA
<213>Artificial
<400>109
tcgtcgtttc gtcgttgggg                                               20
<210>110
<211>27
<212>DNA
<213>Artificial
<400>110
tcgttgtcgt ttcgctgccg gcggggg                                       27
<210>111
<211>26
<212>DNA
<213>Artificial
<400>111
tgcttgggtg gcagctgcca gggggg                                        26
<210>112
<211>20
<212>DNA
<213>Artificial
<400>112
tgctgctttg ctgcttgggg                                               20
<210>113
<211>24
<212>DNA
<213>Artificial
<400>113
aacgttcgac gtcgaacggg gggg                                          24
<210>114
<211>17
<212>DNA
<213>Artificial
<400>114
aacgacgacg ttggggg                                                  17
<210>115
<211>22
<212>DNA
<213>Artificial
<400>115
tcgtaacgtt gtttttaacg tt                                            22
<210>116
<211>21
<212>DNA
<213>Artificial
<400>116
tcgtcgtata cgacgatcgt t                                             21
<210>117
<211>20
<212>DNA
<213>Artificial
<400>117
tcgtcgtttg cgttgtcgtt                                               20
<210>118
<211>18
<212>DNA
<213>Artificial
<400>118
tcctgtcgtt ttgtcgtt                                                 18
<210>119
<211>18
<212>DNA
<213>Artificial
<400>119
tcgtcgttgt cgttcgct                                                 18
<210>120
<211>25
<212>DNA
<213>Artificial
<400>120
tcgtcgttac cgatgacgtc gccgt                                         25
<210>121
<211>29
<212>DNA
<213>Artificial
<400>121
tcgtcgtttg catcgatgca gtcgtcgtt                                     29
<210>122
<211>21
<212>DNA
<213>Artificial
<400>122
tcgcctcgtc gccttcgagc g                                             21
<210>123
<211>20
<212>DNA
<213>Artificial
<400>123
tcgtgtgcgt gccgttgggt                                               20
<210>124
<211>20
<212>DNA
<213>Artificial
<400>124
tcgtcgaggg cgccggtgac                                               20
<210>125
<211>20
<212>DNA
<213>Artificial
<400>125
tcgtcgccgg tgggggtgtg                                               20
<210>126
<211>20
<212>DNA
<213>Artificial
<400>126
tcgtcgtacg caattgtctt                                               20
<210>127
<211>20
<212>DNA
<213>Artificial
<400>127
tcgcccaccg gtgggggggg                                               20
<210>128
<211>21
<212>DNA
<213>Artificial
<400>128
tcgtcgcaga ccggtctggg g                                             21
<210>129
<211>20
<212>DNA
<213>Artificial
<400>129
tcgtcgcggc cggcgccccc                                               20
<210>130
<211>20
<212>DNA
<213>Artificial
<400>130
tcgtcgcggc cgcgaggggg                                               20
<210>131
<211>21
<212>DNA
<213>Artificial
<400>131
tcgaggacaa gattctcgtg c                                             21
<210>132
<211>26
<212>DNA
<213>Artificial
<400>132
tcgaggacaa gattctcgtg caggcc                                        26
<210>133
<211>21
<212>DNA
<213>Artificial
<400>133
tcgtgcaggc caacgaggcc g                                             21
<210>134
<211>16
<212>DNA
<213>Artificial
<400>134
tcgttgccgt cggccc                                                   16
<210>135
<211>30
<212>DNA
<213>Artificial
<400>135
tcggcacgcg acgtgctggc cgtcgtttcc                                    30
<210>136
<211>22
<212>DNA
<213>Artificial
<400>136
tcgttgccgt cggccccccc cc                                            22
<210>137
<211>19
<212>DNA
<213>Artificial
<400>137
tcgttgccgt cggcccccc                                                19
<210>138
<211>18
<212>DNA
<213>Artificial
<400>138
tcgttgccgt cggccccc                                                 18
<210>139
<211>17
<212>DNA
<213>Artificial
<400>139
tcgttgccgt cggcccc                                                  17
<210>140
<211>20
<212>DNA
<213>Artificial
<400>140
tcgttgccgt cggccccccc                                               20
<210>141
<211>19
<212>DNA
<213>Artificial
<400>141
tcgaggacaa gattctcgt                                                19
<210>142
<211>27
<212>DNA
<213>Artificial
<400>142
tcggcacgcg acgtgctggc cgtcgtt                                       27
<210>143
<211>21
<212>DNA
<213>Artificial
<400>143
tcgtcgcgcc gtcacggggg g                                             21
<210>144
<211>19
<212>DNA
<213>Artificial
<400>144
tcgtgtgcgt gccgttggg                                                19
<210>145
<211>18
<212>DNA
<213>Artificial
<400>145
tcgtcgccgt tgggcggg                                                 18
<210>146
<211>21
<212>DNA
<213>Artificial
<400>146
tcgtcgacgt cgttgggcgg g                                             21
<210>147
<211>26
<212>DNA
<213>Artificial
<400>147
tcgcagttgt cgtaacgttg ggcggg                                        26
<210>148
<211>16
<212>DNA
<213>Artificial
<400>148
tcgtcgttgg tatgtt                                                   16
<210>149
<211>20
<212>DNA
<213>Artificial
<400>149
tcgtcgtcgt cgttgtcgtt                                               20
<210>150
<211>24
<212>DNA
<213>Artificial
<400>150
tcgtcgtcgt cgttgtcgtt gggg                                          24
<210>151
<211>15
<212>DNA
<213>Artificial
<400>151
tcgttcgggg tgccg                                                    15
<210>152
<211>18
<212>DNA
<213>Artificial
<400>152
tcgttcgggg taacgatt                                                 18
<210>153
<211>17
<212>DNA
<213>Artificial
<400>153
tcgttcgggg taacgtt                                                  17
<210>154
<211>17
<212>DNA
<213>Artificial
<400>154
tcgttcgggg taccgat                                                  17
<210>155
<211>23
<212>DNA
<213>Artificial
<400>155
tcgtacggcc gccgtacggc ggg                                           23
<210>156
<211>23
<212>DNA
<213>Artificial
<400>156
tcgcgtcgac tcccctcgag ggg                                           23
<210>157
<211>24
<212>DNA
<213>Artificial
<400>157
tcgtcgtcga ctcgtggtcg gggg                                          24
<210>158
<211>20
<212>DNA
<213>Artificial
<400>158
tcgggcgccc gatcgggggg                                               20
<210>159
<211>19
<212>DNA
<213>Artificial
<400>159
tcgtcggtct ttcgaaatt                                                19
<210>160
<211>18
<212>DNA
<213>Artificial
<400>160
tcgtgacgtc ctcgagtt                                                 18
<210>161
<211>20
<212>DNA
<213>Artificial
<400>161
tcgtctttcg actcgttctc                                               20
<210>162
<211>18
<212>DNA
<213>Artificial
<400>162
tcgtcgtttt gcgttctc                                                 18
<210>163
<211>20
<212>DNA
<213>Artificial
<400>163
tcgactttcg tcgttctgtt                                               20
<210>164
<211>19
<212>DNA
<213>Artificial
<400>164
tcgtcgtttc gtcgttctc                                                19
<210>165
<211>20
<212>DNA
<213>Artificial
<400>165
tcgtcgtcgt cgttgtcgtt                                               20
<210>166
<211>19
<212>DNA
<213>Artificial
<400>166
tcgttctcga ctcgttctc                                                19
<210>167
<211>23
<212>DNA
<213>Artificial
<400>167
tcgacgttcg tcgttcgtcg ttc                                           23
<210>168
<211>21
<212>DNA
<213>Artificial
<400>168
tcgtcgacgt cgttcgttct c                                             21
<210>169
<211>21
<212>DNA
<213>Artificial
<400>169
tcgtgcgacg tcgcagatga t                                             21
<210>170
<211>21
<212>DNA
<213>Artificial
<400>170
tcgtcgagcg ctcgatcgga t                                             21
<210>171
<211>28
<212>DNA
<213>Artificial
<400>171
tcgtcgtttc gtagtcgttg acgtcggg                                      28
<210>172
<211>24
<212>DNA
<213>Artificial
<400>172
tcgtcggacg ttttccgacg ttct                                          24
<210>173
<211>26
<212>DNA
<213>Artificial
<400>173
tcgtcgtttt cgtcgttttc gtcgtt                                        26
<210>174
<211>22
<212>DNA
<213>Artificial
<400>174
tcgtcgtttg tcgtgtgtcg tt                                            22
<210>175
<211>30
<212>DNA
<213>Artificial
<400>175
tcgtcgttgg tcggggtcgt tggggtcgtt                                    30
<210>176
<211>20
<212>DNA
<213>Artificial
<400>176
tcgtcgtttc gtctctcgtt                                               20
<210>177
<211>21
<212>DNA
<213>Artificial
<400>177
tcgtcgtttt gctgcgtcgt t                                             21
<210>178
<211>21
<212>DNA
<213>Artificial
<400>178
tcgagcgttt tcgctcgaat t                                             21
<210>179
<211>30
<212>DNA
<213>Artificial
<400>179
ttcgtcgttt gatcgatgtt cgttgggggg                                    30
<210>180
<211>24
<212>DNA
<213>Artificial
<400>180
ttcgtcgttg tgatcgatgg gggg                                          24
<210>181
<211>28
<212>DNA
<213>Artificial
<400>181
tatcgatgtt ttcgtcgtcg ttgggggg                                      28
<210>182
<211>20
<212>DNA
<213>Artificial
<400>182
tcgactttcg tcgttctgtt                                               20
<210>183
<211>19
<212>DNA
<213>Artificial
<400>183
tcgtcgtttc gtcgttctc                                                19
<210>184
<211>23
<212>DNA
<213>Artificial
<400>184
tcgacgttcg tcgttcgtcg ttc                                           23
<210>185
<211>26
<212>DNA
<213>Artificial
<400>185
tcgtcgtttt cgtcgttttc gtcgtt                                        26

Claims (24)

1、人工合成的单链脱氧核苷酸,它们由含一个或多个由胞嘧啶和鸟嘌呤通过磷酸连接成的二核苷酸的单链DNA分子构成。
2、人工合成的单链脱氧核苷酸,它们的磷酸二酯键可以是非硫化的,也可以被部分或全部全硫化的。人工合成的单链脱氧核苷酸可以经化学修饰,其碱基可以被稀有碱基替换。
3、人工合成的单链脱氧核苷酸包括但不限于序列表SEQ ID NO:1-185所示的序列以及根据实施例1所示公式所能推出的序列。
4、人工合成的单链脱氧核苷酸包括但不限于实施例中Oligo:1-10所代表的序列和Oligo:2006所代表的序列。
5、以权利要求1-4中任一项所述的单链脱氧核苷酸为核心结构的人工合成的单链脱氧核苷酸。
6、以权利要求1-4中任一项所述的单链脱氧核苷酸为核心结构的改变或添加了一到数个碱基的单链脱氧核苷酸。
7、按照权利要求1-6中任一项所述的单链脱氧核苷酸,它们能诱导人B细胞肿瘤细胞发生凋亡。
8、按照权利要求1-6中任一项所述的单链脱氧核苷酸,它们能诱导人B细胞白血病细胞发生凋亡。
9、按照权利要求1-6中任一项所述的单链脱氧核苷酸,它们能诱导人B细胞淋巴瘤细胞发生凋亡。
10、按照权利要求1-6中任一项所述的单链脱氧核苷酸,它们能增强人B细胞肿瘤细胞表达CD40,因而使人B细胞肿瘤细胞的生长受到抑制,增强人B细胞肿瘤细胞的免疫原性,促进诱生人B细胞肿瘤细胞特异性的细胞毒性T淋巴细胞(CTL)。
11、按照权利要求1-6中任一项所述的单链脱氧核苷酸,它们能增强人B细胞白血病细胞表达CD40,因而使人B细胞白血病细胞的生长受到抑制,增强人B细胞白血病细胞的免疫原性,促进诱生人B细胞白血病细胞特异性的细胞毒性T淋巴细胞(CTL)。
12、按照权利要求1-6中任一项所述的单链脱氧核苷酸,它们能增强人淋巴瘤细胞表达CD40,因而使人淋巴瘤细胞的生长受到抑制,增强人B细胞淋巴瘤细胞的免疫原性,促进诱生人B细胞淋巴瘤细胞特异性的细胞毒性T淋巴细胞(CTL)。
13、按照权利要求1-6中任一项所述的单链脱氧核苷酸,它们能治疗人B细胞肿瘤。
14、按照权利要求1-6中任一项所述的单链脱氧核苷酸,它们能治疗人B细胞白血病。
15、按照权利要求1-6中任一项所述的单链脱氧核苷酸,它们能治疗人B细胞淋巴瘤。
13、用任何人工合成的单链脱氧核苷酸治疗人B细胞肿瘤的技术方法和技术设想。
14、用任何人工合成的单链脱氧核苷酸治疗人B淋巴细胞性白血病的技术方法和技术设想。
15、用任何人工合成的单链脱氧核苷酸治疗人B细胞淋巴瘤的技术方法和技术设想。
16、用任何人工合成的单链脱氧核苷酸通过诱导人B细胞肿瘤细胞发生凋亡治疗人B细胞肿瘤的技术方法和技术设想。
17、用任何人工合成的单链脱氧核苷酸通过诱导人B淋巴细胞性白血病细胞发生凋亡治疗人B淋巴细胞性白血病的技术方法和技术设想。
18、用任何人工合成的单链脱氧核苷酸通过诱导人B细胞淋巴瘤细胞发生凋亡治疗人B细胞淋巴瘤的技术方法和技术设想。
19、用任何人工合成的单链脱氧核苷酸通过增强人B细胞肿瘤细胞表达CD40而对人B细胞肿瘤有治疗作用的技术方法和技术设想。
20、用任何人工合成的单链脱氧核苷酸通过增强人B淋巴细胞性白血病细胞表达CD40而对人B淋巴细胞性白血病有治疗作用的技术方法和技术设想。
21、用任何人工合成的单链脱氧核苷酸通过增强人B细胞淋巴瘤细胞表达CD40而对人B细胞淋巴瘤有治疗作用的技术方法和技术设想。
CN2005100695764A 2005-05-17 2005-05-17 对人b细胞肿瘤有治疗作用的人工合成的单链脱氧核苷酸 Expired - Lifetime CN1865275B (zh)

Priority Applications (42)

Application Number Priority Date Filing Date Title
CN2005100695764A CN1865275B (zh) 2005-05-17 2005-05-17 对人b细胞肿瘤有治疗作用的人工合成的单链脱氧核苷酸
RU2007146705/14A RU2413519C2 (ru) 2005-05-17 2006-02-13 Олигонуклеотиды или их функциональные гомологи, содержащая их композиция и способ лечения в-клеточной опухоли
MX2007014146A MX2007014146A (es) 2005-05-17 2006-02-13 Oligonucleotido o su homologo funcional, una composicion que comprende el mismo y un metodo para tratar neoplasma de celulas b.
PL06705637T PL1883411T3 (pl) 2005-05-17 2006-02-13 Oligonukleotyd oraz kompozycja zawierająca oligonukleotyd do stosowania w leczeniu nowotworu komórek B
AU2006246898A AU2006246898B2 (en) 2005-05-17 2006-02-13 An oligonucleotide or its functional homologue, a composition comprising the same and a method for treating B cell neoplasm
UAA200714106A UA94231C2 (ru) 2005-05-17 2006-02-13 Олигонуклеотиды или их функциональные гомологи, композиция, которая содержит их, и способ лечения в-клеточной опухоли
NZ563582A NZ563582A (en) 2005-05-17 2006-02-13 An oligonucleotide or its functional homologue, a composition comprising the same and a method for treating B cell neoplasm
DK06705637.4T DK1883411T3 (da) 2005-05-17 2006-02-13 Oligonukleotid og sammensætninger omfattende samme til behandling af b-celle-neoplasma
PT67056374T PT1883411E (pt) 2005-05-17 2006-02-13 Oligonucleótido e composições compreendendo o mesmo para o tratamento de neoplasma de células
CA2609062A CA2609062C (en) 2005-05-17 2006-02-13 Oligonucleotides or their functional homologues, a composition comprising the same and a method of treating b cell neoplasm
EP06705637.4A EP1883411B1 (en) 2005-05-17 2006-02-13 Oligonucleotide and compositions comprising the same for treating B cell neoplasm
ZA200710311A ZA200710311B (en) 2005-05-17 2006-02-13 Oligonucleotides or their functional homologues, a composition comprising the same and a method of treating B cell neoplasm
SI200631728T SI1883647T1 (sl) 2005-05-17 2006-02-13 Oligonukleotid in obsegajoča ga sestava za zdravljenje B celične neoplazme
PCT/CN2006/000215 WO2006122463A1 (en) 2005-05-17 2006-02-13 Oligonucleotides or their functional homologues, a composition comprising the same and a method of treating b cell neoplasm
ZA200710312A ZA200710312B (en) 2005-05-17 2006-02-13 An oligonucleotide or its functional homologue, a composition comprising the same and a method for treating B Cell neoplasm
KR1020077028065A KR101346716B1 (ko) 2005-05-17 2006-02-13 올리고뉴클레오티드 또는 이들의 기능상동체, 이들을 함유한 조성물 및 b세포 종양의 치료방법
KR1020077028308A KR101294131B1 (ko) 2005-05-17 2006-02-13 하나의 올리고뉴클레오티드 또는 그 기능상동체, 이들을 함유한 조성물 및 b세포 종양의 치료방법
BRPI0609882-7A BRPI0609882A2 (pt) 2005-05-17 2006-02-13 oligonucleotìdeo, método para induzir apoptose de células neoplásicas de célula b, método para aumentar a expressão de cd40 em células neoplásicas de célula b, método para induzir células neoplásicas de célula b a produzirem il - 10, composição farmacêutica e uso de um oligonucleotìdeo
US11/914,745 US8133874B2 (en) 2005-05-17 2006-02-13 Oligonucleotide or its functional homologue, a composition comprising the same and a method of treating B cell neoplasm
RU2007146706/10A RU2409672C2 (ru) 2005-05-17 2006-02-13 Олигонуклеотид или его функциональный гомолог, содержащая его композиция и способ лечения b-клеточной опухоли
ES06705636.6T ES2442462T3 (es) 2005-05-17 2006-02-13 Oligonucleótido y composiciones que comprenden los mismos para tratar la neoplasia de células B
EP06705636.6A EP1883647B1 (en) 2005-05-17 2006-02-13 Oligonucleotide and compositions comprising the same for treating B cell neoplasm
JP2008511531A JP4837033B2 (ja) 2005-05-17 2006-02-13 オリゴヌクレオチドまたはその機能的相同体、それらを含有する組成物およびb細胞腫瘍を治療する方法
DK06705636.6T DK1883647T3 (da) 2005-05-17 2006-02-13 Oligonukleotid og sammensætninger omfattende samme til behandling af b-celleneoplasme
PL06705636T PL1883647T3 (pl) 2005-05-17 2006-02-13 Oligonukleotyd i zawierające go mieszaniny do leczenia nowotworów komórek B
AU2006246897A AU2006246897B2 (en) 2005-05-17 2006-02-13 Oligonucleotides or their functional homologues, a composition comprising the same and a method of treating B cell neoplasm
PCT/CN2006/000216 WO2006122464A1 (en) 2005-05-17 2006-02-13 An oligonucleotide or its functional homologue, a composition comprising the same and a method for treating b cell neoplasm
MX2007014145A MX2007014145A (es) 2005-05-17 2006-02-13 Oligonucleotidos o sus homologos funcionales, una composicion que comprende los mismos y un metodo de tratamiento de neoplasma de celulas b.
JP2008511532A JP4837034B2 (ja) 2005-05-17 2006-02-13 オリゴヌクレオチドまたはその機能的相同体、それらを含有する組成物およびb細胞腫瘍を治療するための方法
HK08108303.7A HK1112745B (zh) 2005-05-17 2006-02-13 寡核苷酸以及用於治疗b细胞肿瘤的包含该寡核苷酸的组合物
CA002609067A CA2609067A1 (en) 2005-05-17 2006-02-13 An oligonucleotide or its functional homologue, a composition comprising the same and a method for treating b cell neoplasm
BRPI0609885-1A BRPI0609885A2 (pt) 2005-05-17 2006-02-13 composição farmacêutica e uso da mesma
HK08108302.8A HK1113318B (zh) 2005-05-17 2006-02-13 寡核苷酸及含有该寡核苷酸的用於治疗b细胞肿瘤的组合物
UAA200714103A UA91057C2 (ru) 2005-05-17 2006-02-13 Олигонуклеотид или его функциональный гомолог, композиция, содержащая его, и способ лечения в-клеточной опухоли
PT67056366T PT1883647E (pt) 2005-05-17 2006-02-13 Oligonucleótido e composições compreendendo o mesmo para o tratamento de neoplasma de células
ES06705637T ES2433129T3 (es) 2005-05-17 2006-02-13 Oligonucleótido y composiciones que lo comprenden para tratar neoplasia de linfocitos B
SI200631687T SI1883411T1 (sl) 2005-05-17 2006-02-13 Oligonukleotid in sestav obsegajoäśa le-tega za zdravljenje neoplazme b celice
US11/914,744 US20090202567A1 (en) 2005-05-17 2006-02-13 Oligonucleotides or their functional homologues, a composition comprising the same and a method of treating b cell neoplasm
IL187281A IL187281A (en) 2005-05-17 2007-11-08 Use of a pharmaceutical composition comprising an oligonucleotide in the preparation of medicaments for treating b cell neoplasm, and ex vivo methods of inducing apoptosis of b-cell neoplastic cells, comprising contacting said cells with said composition
IL187249A IL187249A (en) 2005-05-17 2007-11-08 Use of compositions comprising oligonucleotides in the preparation of medicaments for treating b cell neoplasms, ex vivo methods comprising the use of said compositions and pharmaceutical compositions comprising the same
US13/310,595 US8450292B2 (en) 2005-05-17 2011-12-02 Oligonucleotides or their functional homologues, a composition comprising the same and a method of treating B cell neoplasm
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CN106893724A (zh) * 2015-12-17 2017-06-27 苏州派动生物技术有限公司 具有抗原增效作用和肿瘤治疗作用的寡核苷酸
CN106893724B (zh) * 2015-12-17 2023-05-02 苏州派动生物技术有限公司 具有抗原增效作用和肿瘤治疗作用的寡核苷酸

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SI1883411T1 (sl) 2014-01-31
PL1883411T3 (pl) 2014-01-31
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ES2433129T3 (es) 2013-12-09
PT1883411E (pt) 2013-11-11
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