EVOLUTION OF PHENOTYPIC MEMORY T-CELLS IN HIV-1 INFECTED INFANTS AND CHILDREN

被引:16
作者
BORKOWSKY, W [1 ]
MOORE, T [1 ]
KRASINSKI, K [1 ]
AJUANGSIMBIRI, KO [1 ]
HOLZMAN, R [1 ]
机构
[1] NYU MED CTR,DEPT MED,NEW YORK,NY 10016
来源
CLINICAL IMMUNOLOGY AND IMMUNOPATHOLOGY | 1992年 / 63卷 / 03期
关键词
D O I
10.1016/0090-1229(92)90234-F
中图分类号
R392 [医学免疫学]; Q939.91 [免疫学];
学科分类号
100102 ;
摘要
Infants are reported to be devoid of memory T cells at birth but acquire them with time. A cross-sectional study of peripheral blood mononuclear cells from HIV-infected and uninfected infants and children that bear the CD4R0 anti-gen was undertaken to describe the development of memory T cells. Linear regression lines derived from the data revealed increasing percentages of memory CD4 and CD8 cells in the uninfected children. Memory CD4 cells in the infected children were detected at a frequency equal to or greater than that seen in uninfected children until 6 months of age but subsequently declined with age. In contrast, memory CD8 cells were found to be significantly increased in HIV-infected children early in life with a rate of increase similar to that seen in the uninfected population. This increase in memory CD8 cells may facilitate the early diagnosis of HIV infection. © 1992.
引用
收藏
页码:280 / 284
页数:5
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