Variable expression patterns of Mycobacterium tuberculosis PE-PGRS genes:: Evidence that PE-PGRS16 and PE-PGRS26 are inversely regulated in vivo

被引:56
作者
Dheenadhayalan, Veerabadran
Delogu, Giovanni
Sanguinetti, Maurizio
Fadda, Giovanni
Brennan, Michael J.
机构
[1] US FDA, Off Vaccines Res & Review, Ctr Biol Evaluat & Res, Bethesda, MD 20892 USA
[2] Univ Sacred Heart, Inst Microbiol, Rome, Italy
关键词
D O I
10.1128/JB.188.10.3721-3725.2006
中图分类号
Q93 [微生物学];
学科分类号
071005 ; 100705 ;
摘要
Evaluation of expression of 16 PE-PGRS genes present in Mycobacterium tuberculosis under various growth conditions demonstrated constitutive expression of 7 genes, variable expression of 7 genes, and no expression of 2 genes. An inverse expression profile for genes PE_PGRS16 and PE_PGRS26 was observed to occur in macrophages and in mice infected with M. tuberculosis. Variable expression of PE_PGRS proteins could have implications for their role in the immunopathogenesis of tuberculosis.
引用
收藏
页码:3721 / 3725
页数:5
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