2012
DOI: 10.1007/978-1-61779-842-9_19
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Detection of Allo-HLA Cross-Reactivity by Virus-specific Memory T-Cell Clones Using Single HLA-Transfected K562 Cells

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 ca… Show more

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Cited by 15 publications
(13 citation statements)
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“…Virus‐specific CD8 + memory T cell clones were generated by fluorescence‐activated cell sorting (FACS; FACSAria; BD Biosciences), as described previously . PBMCs of healthy donors were stained with PE‐labeled viral tetramers CMV pp65(123‐131) HLA‐B*35:01/IPSINVHHY (CMV B35/IPS), influenza (FLU) IMP(58‐66) HLA‐A*02:01/GILGFVFTL (FLU A2/GIL), and varicella zoster virus (VZV) IE62(593‐601) HLA‐A*02:01/ALWALPHAA (VZV A2/ALW; protein facility of the Leiden University Medical Center) and fluorescein isothiocyanate–labeled mAb against CD4, CD19, CD45‐RA, CD14, CD40, CD16, and CD56 (BD Pharmingen, San Diego, CA).…”
Section: Methodsmentioning
confidence: 99%
See 1 more Smart Citation
“…Virus‐specific CD8 + memory T cell clones were generated by fluorescence‐activated cell sorting (FACS; FACSAria; BD Biosciences), as described previously . PBMCs of healthy donors were stained with PE‐labeled viral tetramers CMV pp65(123‐131) HLA‐B*35:01/IPSINVHHY (CMV B35/IPS), influenza (FLU) IMP(58‐66) HLA‐A*02:01/GILGFVFTL (FLU A2/GIL), and varicella zoster virus (VZV) IE62(593‐601) HLA‐A*02:01/ALWALPHAA (VZV A2/ALW; protein facility of the Leiden University Medical Center) and fluorescein isothiocyanate–labeled mAb against CD4, CD19, CD45‐RA, CD14, CD40, CD16, and CD56 (BD Pharmingen, San Diego, CA).…”
Section: Methodsmentioning
confidence: 99%
“…Cytotoxicity was determined by 51 chromium ( 51 Cr)‐release assay, as previously described . In short, CD8 + T cell clones were stimulated with 51 Cr‐labeled PHA blasts, EBV‐LCLs, PTECs, and HUVECs for 4 h at 37°C in IMDM (Lonza) supplemented with penicillin/streptavidin, glutamine, 5% FCS (Lonza), 5% HS, and IL‐2 (10 U/mL).…”
Section: Methodsmentioning
confidence: 99%
“…The aim of the current study was to evaluate the safety and potential efficacy of infusing low doses of donor T-cells, depleted of CD45RA+ naïve T lymphocytes. Although the potential for alloreactivity in the memory T-cell fraction was shown to be significantly reduced by several studies [15,17], cross-reactivity of the memory T-cell repertoire with allogeneic HLA is a known phenomenon [20][21][22][23]. The true potential of memory T lymphocytes to induce GVHD in a particular clinical setting is unknown thus far.…”
Section: Discussionmentioning
confidence: 99%
“…Peptides for CMV: HLA-A * 02:01-restricted pp65-derived NLVPMVATV (A2 NLV ) epitope, EBV: HLA-B * 07:02-restricted EBNA-3A-derived RPPIFIRRL (B7 RPP ) epitope and IAV: HLA-A * 02:01-restricted matrix protein-derived GILGFVFTL (A2 GIL ) epitope. Virusspecific CD8 + T cell clones from chronically-infected individuals were generated following single-cell sorting based on tetramer staining using the HLA-B * 57:01-restricted TSTLQEQIGW (B57 TW10 ) epitope derived from HIV-1 Gag protein for A16 and 457 (20) or EBV: B7 RPP epitope for HD9G6 (21), as previously described (2,22,23).…”
Section: Virus-specific Cd8 + T Cell Lines or Clonesmentioning
confidence: 99%