HLA class II upregulation during viral infection leads to HLA-DP–directed graft-versus-host disease after CD4+ donor lymphocyte infusion

Author:

Stevanović Sanja1,van Bergen Cornelis A. M.1,van Luxemburg-Heijs Simone A. P.1,van der Zouwen Boris1,Jordanova Ekaterina S.2,Kruisselbrink Alwine B.1,van de Meent Marian1,Harskamp Jessica C.1,Claas Frans H. J.3,Marijt Erik W. A.1,Zwaginga Jaap Jan3,Halkes Constantijn J. M.1,Jedema Inge1,Griffioen Marieke1,Falkenburg J. H. Frederik1

Affiliation:

1. Department of Hematology, Leiden University Medical Center, The Netherlands;

2. Centre for Gynecologic Oncology Amsterdam, Department of Obstetrics and Gynecology, The Free University, Vrije Universiteit, Amsterdam, The Netherlands; and

3. Department of Immunohematology and Blood Transfusion, Leiden University Medical Center, The Netherlands

Abstract

Key Points GVHD after HLA-DPB1–mismatched CD4+ DLI after TCD-alloSCT is mediated by allo-reactive HLA-DPB1–directed CD4+ T cells. Viral infections after TCD-alloSCT can induce HLA class II on nonhematopoietic tissues, making them targets for CD4+ T cells in GVHD.

Publisher

American Society of Hematology

Subject

Cell Biology,Hematology,Immunology,Biochemistry

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