Detection of allo-HLA cross-reactivity by virus-specific memory T-cell clones using single HLA-transfected K562 cells

Lloyd J D'Orsogna, Ellen M W van der Meer-Prins, Yvonne M Zoet, Dave L Roelen, Ilias I N Doxiadis, Frans H J Claas

Research output: Contribution to journalArticlepeer-review

17 Citations (Scopus)

Abstract

The ability to directly measure virus-specific lymphocytes using fluorochrome-labeled tetrameric complexes has proven a great advancement for the transplantation field. Viral peptide/HLA tetrameric complexes allow the rapid generation of virus-specific clones using single cell sorting apparatus, permitting the determination of alloreactivity from a single TCR with known specificity. When combined with new target "detector" cells called single HLA antigen-transfected K562 cells (SALs), the human alloresponse can for the first time be examined specifically and reliably. Here we describe a method for detection of "heterologous immunity" from virus-specific memory T-cells using single HLA expressing cell lines as allogeneic targets.

Original languageEnglish
Pages (from-to)339-349
Number of pages11
JournalMethods in molecular biology (Clifton, N.J.)
Volume882
DOIs
Publication statusPublished - 2012
Externally publishedYes

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