A human monoclonal autoantibody isolated from a patient with infectious mononucleosis reactive with both self antigens and Epstein-Barr virus nuclear antigen (EBNA)

Carlo Garzelli, Anna Pacciardi, Monica Carmignani, Giulio Conaldi, Fulvio Basolo, Falcone Giuseppe

Research output: Contribution to journalArticlepeer-review

Abstract

In order to investigate the mechanism(s) by which Epstein-Barr virus (EBV) induces the outcome of autoantibodies during infectious mononucleosis (IM), a human IgM (k) monoclonal antibody to cytoskeletal filaments of epithelial cells has been prepared by EBV transformation of peripheral blood B lymphocytes obtained from a patient with IM. The antibody was also found to react with smooth muscle of frozen sections of human stomach tissue by immunofluorescence, and with the Epstein-Barr nuclear antigen (EBNA) by an enzyme-linked immunosorbent assay. These findings demonstrate at the clonal level the epitope homology between host's cell antigens and EBV-encoded nuclear antigen, which might have relevance in EBV-induced autoimmunity.

Original languageEnglish
Pages (from-to)211-216
Number of pages6
JournalImmunology Letters
Volume22
Issue number3
DOIs
Publication statusPublished - 1989

Keywords

  • EBNA
  • Epstein-Barr virus
  • Human monoclonal antibody
  • Virus-induced autoimmunity

ASJC Scopus subject areas

  • Immunology
  • Immunology and Allergy

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