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Immunogenicity comparison between codon optimized hiv-1crf bc_07 gp140 and gp145 vaccines

文献类型:期刊论文

作者Liu, Lianxing; Wan, Yanmin; Xu, Jianqing; Huang, Xianggang; Wu, Lan; Liu, Yong; Shao, Yiming
刊名Aids research and human retroviruses
出版日期2007-11-01
卷号23期号:11页码:1396-1404
ISSN号0889-2229
DOI10.1089/aid.2007.0131
通讯作者Xu, jianqing(jianqingxu@chinaaids.cn)
英文摘要To develop an effective vaccine against the most prevalent hiv strain "b '/c recombinant" in china, we compared the immunogenicity of b '/c-derived gp140 and gp145. the codon optimized gp140 and gp145 env gene derived from cn54, an ancestor-like b '/c recombinant strain, were synthesized and cloned into a plasmid as dna vaccines, designated as pdrvisv140 and pdrvisv145, respectively. balb/c mice were inoculated three times at week 0, 2, and 4 and sacrificed at week 7. both t cell immunity and humoral immunity were determined. the mock vector pdrvisv1.0 carrying no hiv immunogen was included as control. our data showed that b '/c recombinant-derived gp145 mounted stronger t cell and broader linear antibody but less binding antibody immune responses than gp140 did. though both gp145 and gp140 raised neutralization antibodies against laboratory-adapted strain sf33, both failed to neutralize b ' or b '/c clade primary strains. overall, this is the first time the immunogenicity of b '/c recombinant-derived gp140 and gp145 was examined and compared; our data prefer b '/c-derived gp145 to gp140 as an hiv vaccine immunogen. the failure to induce neutralization antibodies against primary isolates indicates that it is insufficient to enhance the immunogenicity of conserved epitopes by simply employing gp145 or gp140; strategies to enhance antibody responses against conserved epitopes should be explored further.
WOS关键词HUMAN-IMMUNODEFICIENCY-VIRUS ; TYPE-1 ENVELOPE GLYCOPROTEINS ; CANDIDATE AIDS VACCINES ; NEUTRALIZING ANTIBODIES ; MONOCLONAL-ANTIBODIES ; SURFACE GLYCOPROTEIN ; RECOMBINANT GP120 ; IMMUNE-RESPONSES ; TRIMERIC FORM ; V3 LOOP
WOS研究方向Immunology ; Infectious Diseases ; Virology
WOS类目Immunology ; Infectious Diseases ; Virology
语种英语
WOS记录号WOS:000251538800013
出版者MARY ANN LIEBERT INC
URI标识http://www.irgrid.ac.cn/handle/1471x/2375342
专题武汉病毒研究所
通讯作者Xu, Jianqing
作者单位1.Chinese Ctr Dis Control & Prevent, Natl Ctr AIDS STD Control & Prevent, State Key Lab Infect Dis Prevent & Control, Beijing 100050, Peoples R China
2.Chinese Acad Sci, Wuhan Inst Virol, State Key Lab Virol, Wuhan 430071, Peoples R China
3.Chinese Acad Sci, Grad Sch, Beijing 100049, Peoples R China
推荐引用方式
GB/T 7714
Liu, Lianxing,Wan, Yanmin,Xu, Jianqing,et al. Immunogenicity comparison between codon optimized hiv-1crf bc_07 gp140 and gp145 vaccines[J]. Aids research and human retroviruses,2007,23(11):1396-1404.
APA Liu, Lianxing.,Wan, Yanmin.,Xu, Jianqing.,Huang, Xianggang.,Wu, Lan.,...&Shao, Yiming.(2007).Immunogenicity comparison between codon optimized hiv-1crf bc_07 gp140 and gp145 vaccines.Aids research and human retroviruses,23(11),1396-1404.
MLA Liu, Lianxing,et al."Immunogenicity comparison between codon optimized hiv-1crf bc_07 gp140 and gp145 vaccines".Aids research and human retroviruses 23.11(2007):1396-1404.

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来源:武汉病毒研究所

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