CD8(+) T-CELL SUBSETS IN AGING

被引:11
作者
RUIZ, M [1 ]
ESPARZA, B [1 ]
PEREZ, C [1 ]
BARRANQUERO, M [1 ]
SABINO, E [1 ]
MERINO, F [1 ]
机构
[1] BILBAO CITY COUNCIL MED SERV, E-48940 BILBAO, SPAIN
关键词
D O I
10.3109/08820139509060715
中图分类号
R392 [医学免疫学]; Q939.91 [免疫学];
学科分类号
100102 ;
摘要
Infections are a major cause of illness and death amongst elderly people. Peripheral blood CD8(+) T lymphocytes -which play a crucial role in host defence against viral infections-. are divided in subsets based upon the expression of several cell and activation markers. Since in senescence changes in peripheral blood CD8(+) T lymphocyte compartment have been described, studies were performed to determine whether in aging there are variations in the peripheral blood CD8(+)CD38(+), CD8(+)CD57(+), CD8(+)HLA-DR(+), CD8(+)CD45RA(+) and CD8(+)CD45RO(+) cell subset. A decrease in the CD8(+)CD45RA(+) lymphocytes was observed, indicating that variations in the CD8(+) compartment can take place with ageing.
引用
收藏
页码:891 / 895
页数:5
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