Article
Clonal expansion of CD8+ effector T cells in childhood tuberculosis.
Journal of immunology (Baltimore, Md. : 1950) - 15 Jul 2007
Jacobsen Marc, Detjen Anne K, Mueller Henrik, Gutschmidt Andrea, Leitner Sandra, Wahn Ulrich, Magdorf Klaus, Kaufmann Stefan H E
Abstract excerpt
The role of CD8(+) T cells in human tuberculosis (TB) remains elusive. We analyzed the T cell repertoire and phenotype in 1) children with active TB (< or =4 years), 2) healthy latently Mycobacterium tuberculosis-infected children, and 3) noninfected age-matched (tuberculin skin test-negative) controls. Ex vivo phenotyping of T cell subpopulations by flow cytometry revealed a significant increase in the...
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