Increased BCR responsiveness in B cells from patients with chronic GVHD

Author:

Allen Jessica L.1,Tata Prasanthi V.2,Fore Matthew S.2,Wooten Jenna2,Rudra Sharmistha1,Deal Allison M.2,Sharf Andrew3,Hoffert Todd4,Roehrs Philip A.5,Shea Thomas C.36,Serody Jonathan S.378,Richards Kristy L.6,Jagasia Madan7,Lee Stephanie J.9,Rizzieri David1,Horwitz Mitchell E.1,Chao Nelson J.1,Sarantopoulos Stefanie1

Affiliation:

1. Division of Hematological Malignancies and Cellular Therapy, Duke University Department of Medicine and Duke Cancer Institute, Durham, NC;

2. Lineberger Comprehensive Cancer Center,

3. Bone Marrow and Stem Cell Transplant Program,

4. Hematolymphoid Disorder Tissue Procurement Facility,

5. Pediatric Hematology/Oncology, and

6. Division of Hematology/Oncology, University of North Carolina, Chapel Hill, NC;

7. Division of Hematology/Oncology, Vanderbilt University Medical Center, Nashville, TN;

8. Immunotherapy Program Lineberger Comprehensive Cancer Center, University of North Carolina, Chapel Hill, NC; and

9. Clinical Research Division, Fred Hutchinson Cancer Research Center, Seattle, WA

Abstract

Key Points Human cGVHD B cells have increased proximal BCR signaling protein expression and are more BCR responsive than non-cGVHD B cells. Inhibiting Syk kinase activity abrogates the BCR-driven ex vivo proliferative and survival advantage of human chronic GVHD B cells.

Publisher

American Society of Hematology

Subject

Cell Biology,Hematology,Immunology,Biochemistry

Reference36 articles.

1. Recognizing and managing chronic graft-versus-host disease.;Lee;Hematology Am Soc Hematol Educ Program,2008

2. Advances in graft-versus-host disease biology and therapy.;Blazar;Nat Rev Immunol,2012

3. The role of B cells in the pathogenesis of graft-versus-host disease.;Shimabukuro-Vornhagen;Blood,2009

4. Requirement for B cells in T cell priming to minor histocompatibility antigens and development of graft-versus-host disease.;Schultz;Bone Marrow Transplant,1995

5. Donor B-cell alloantibody deposition and germinal center formation are required for the development of murine chronic GVHD and bronchiolitis obliterans.;Srinivasan;Blood,2012

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