SFR3-DR5, a monoclonal antibody with HLA-DR5 specificity

S. F. Radka, C. Machamer, P. Cresswell, D. D. Kostyu, F. E. Ward, D. B. Amos

Research output: Contribution to journalArticlepeer-review

31 Scopus citations

Abstract

We have developed a monoclonal antibody with HLA-DR5 serologic specificity. The antibody, SRF3-DR5, binds specifically to DR5-positive lymphoblastoid cell lines, and immunoprecipitates α- and β-chains characteristic of DR antigens from them. Cytotoxic activity of the antibody segregates with the DR5-bearing haplotype in a family. The antibody reacted with the cells of 16 of 17 DR5 individuals and was negative on all DR5-negative cells tested. SFR3-DR5 reacted weakly with PWM-activated cells of the single DR5 individual whose B lymphocytes were unreactive with the monoclonal antibody by cytotoxicity. Possible interpretations of these results are discussed.

Original languageEnglish (US)
Pages (from-to)1863-1866
Number of pages4
JournalJournal of Immunology
Volume130
Issue number4
StatePublished - Jul 7 1983
Externally publishedYes

ASJC Scopus subject areas

  • Immunology and Allergy
  • Immunology

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