Vaccination with minigenes encoding V(H)-derived major histocompatibility complex class I-binding epitopes activates cytotoxic T cells that ablate autoantibody-producing B cells and inhibit lupus.

Vaccination with minigenes encoding V(H)-derived major histocompatibility complex class I-binding epitopes activates cytotoxic T cells that ablate autoantibody-producing B cells and inhibit lupus.
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DOI:
10.1084/jem.20020223
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发表时间:
2002-09-16
期刊:
The Journal of experimental medicine
影响因子:
--
通讯作者:
Singh RR
Singh RR
中科院分区:
其他
文献类型:
--
作者:
Fan GC;Singh RR

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目前治疗自身抗体介导的疾病,如狼疮,可引起非特异性免疫抑制。在本文中,我们使用生物信息学的方法来确定主要组织相容性复合物I类结合表位的抗DNA抗体的重链可变区狼疮倾向(NZB/NZW F1)小鼠。用编码这些表位的质粒DNA载体对这些小鼠进行疫苗接种,诱导了杀伤产生抗DNA抗体的B细胞的CD 8 + T细胞,降低了血清抗DNA抗体水平,延缓了肾炎的发展,并提高了存活率。疫苗介导的抗VH细胞毒性T淋巴细胞的诱导消除自身反应性B细胞代表了治疗自身抗体介导的疾病的新方法。
Current treatments for autoantibody-mediated diseases, such as lupus, can cause nonspecific immune suppression. In this paper, we used a bioinformatic approach to identify major histocompatibility complex class I–binding epitopes in the heavy chain variable region of anti-DNA antibodies from lupus-prone (NZB/NZW F1) mice. Vaccination of such mice with plasmid DNA vectors encoding these epitopes induced CD8+ T cells that killed anti-DNA antibody-producing B cells, reduced serum anti-DNA antibody levels, retarded the development of nephritis, and improved survival. Vaccine-mediated induction of anti-VH cytotoxic T lymphocytes that ablate autoreactive B cells represents a novel approach to treat autoantibody-mediated diseases.
DOI: 10.1084/jem.189.10.1639
发表时间: 1999-05-17
期刊: The Journal of experimental medicine
影响因子: --
作者:
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