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树突状细胞在抗结核分枝杆菌感染中的作用
Functions of Dendritic Cells during Mycobacterium Tuberculosis Infection
【摘要】 树突状细胞(Dendritic cells,DCs)是最有效的抗原呈递细胞。DCs能够摄取外来物质,包括结核分枝杆菌(Mycobac teriumtu berculosis,MTB),并将其呈递给效应性淋巴细胞,激发宿主对抗病原微生物感染的免疫反应。因此,树突状细胞与结核分枝杆菌的相互作用在感染初期机体发动免疫应答中十分重要。研究树突状细胞和结核分枝杆菌间的相互作用,有利于从根本上了解细菌-宿主作用机理,为阐明结核分枝杆菌逃避免疫的机制提供依据。
【Abstract】 Dendrtic cells(DCs) are most efficient antigen presenting cells. DCs can uptake pathogens, including Mycobacterium tuberculosis(MTB), and then present to T cells to active anti-pathogen immune responses. So the interaction between DCs and MTB is of great importance in initiating an immune response in early the stage of infection. The researches on this interaction can help to comprehend infection mechanism and provide evidence about MTB escaping from immune responses.
【关键词】 树突状细胞;
结核分枝杆菌;
免疫应答;
【Key words】 dendritic cells; mycobacterium tuberculosis; immune response;
【Key words】 dendritic cells; mycobacterium tuberculosis; immune response;
【基金】 国家自然科学基金项目(30270072)
- 【文献出处】 科技导报 ,Science & Technology Review , 编辑部邮箱 ,2005年12期
- 【分类号】R392
- 【被引频次】1
- 【下载频次】300