Protective cytotoxic T lymphocyte responses induced by DNA immunization against immunodominant and subdominant epitopes of Listeria monocytogenes are noncompetitive

被引:6
作者
Yamada, T
Uchiyama, H
Nagata, T
Uchijima, M
Suda, T
Chida, K
Nakamura, H
Koide, Y
机构
[1] Hamamatsu Univ Sch Med, Dept Microbiol & Immunol, Hamamatsu, Shizuoka 4313192, Japan
[2] Hamamatsu Univ Sch Med, Dept Internal Med 2, Hamamatsu, Shizuoka 4313192, Japan
关键词
D O I
10.1128/IAI.69.5.3427-3430.2001
中图分类号
R392 [医学免疫学]; Q939.91 [免疫学];
学科分类号
100102 ;
摘要
Taking advantage of the bet that plasmid DNA encoding a single cytotoxic T lymphocyte (CTL) epitope can induce CTLs, we examined the influence of T-cell responses to dominant epitopes on those to a subdominant epitope derived from Listeria monocytogenes. Our data suggest that interaction between T cells against dominant and subdominant epitopes does not operate in the generation of the hierarchy. Furthermore, we found that a single dominant epitope is sufficient for the induction of protective immunity.
引用
收藏
页码:3427 / 3430
页数:4
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