Lymphocyte subpopulations in man. Expression of HLA-DR determinants on human T cells in infectious mononucleosis

H E Johnsen, M Madsen, T Kristensen, F Kissmeyer-Nielsen

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12 Citations (Scopus)

Abstract

In a study of lymphocyte subpopulations in peripheral blood during infectious mononucleosis the lymphocytosis was found to be of T-cell origin (i.e. E-RFC), while the number of non T lymphocytes (i.e. EA-, EAC-RFC and SmIg + ve cells) was normal in 7 out of 8 patients. Ten patients were tested for the presence of HLA-DR determinants on their B and T cells and not only B lymphocytes but also a great part (31--75%) of T cells were lysed by the anti HLA-DR testsera, indicating that HLA-DR determinants are expressed on a population of T cells in IM patients. After recovery all patients were retested and showed a normal pattern of HLA-DR typing. This indicates an increase of HLA-DR antigens on T cells or a vigorous proliferation of a small DR-positive T-cell subpopulation during the acute stage of IM.

Original languageEnglish
JournalActa pathologica et microbiologica Scandinavica. Section C, Immunology
Volume86C
Issue number6
Pages (from-to)307-14
Number of pages8
ISSN0304-1328
Publication statusPublished - Dec 1978
Externally publishedYes

Keywords

  • Absorption
  • Adolescent
  • Adult
  • Antigens, Surface
  • B-Lymphocytes
  • Child
  • Epitopes
  • Female
  • HLA Antigens
  • Humans
  • Infectious Mononucleosis
  • Male
  • Rosette Formation
  • T-Lymphocytes

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