Evaluation of Alloreactivity in Responder-Stimulator Pairs by Determination of Gamma Interferon-Producing Cells and Cytotoxic-T-Lymphocyte Precursor Frequencies

Author:

Sizzano Federico1,Dametto Ennia1,Amoroso Antonio1

Affiliation:

1. Transplantation Immunology, San Giovanni Battista Hospital, Turin, and Department of Genetics, Biology and Biochemistry, University of Turin, Turin, Italy

Abstract

ABSTRACT We used the enzyme-linked immunospot (ELISPOT) assay and the cytotoxic-T-lymphocyte precursor frequency assay to evaluate alloreactivity in responder-stimulator pairs. High frequencies of responder cells among cells from HLA-mismatched pairs and low frequencies among cells from pairs of siblings with identical HLA types were detected by both assays. The ELISPOT assay thus illustrated the helper and cytotoxic-T-cell response to allogeneic HLA antigens.

Publisher

American Society for Microbiology

Subject

Microbiology (medical),Clinical Biochemistry,Immunology,Immunology and Allergy

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