Immune reconstitution after allogeneic hematopoietic stem cell transplantation: Time to T up the thymus Journal Article


Authors: Chaudhry, M. S.; Velardi, E.; Malard, F.; Van Den Brink, M. R. M.
Article Title: Immune reconstitution after allogeneic hematopoietic stem cell transplantation: Time to T up the thymus
Abstract: The success of allogeneic hematopoietic stem cell transplantation, a key treatment for many disorders, is intertwined with T cell immune reconstitution. The thymus plays a key role post allogeneic hematopoietic stem cell transplantation in the generation of a broad but self-tolerant T cell repertoire, but it is exquisitely sensitive to a range of insults during the transplant period, including conditioning regimens, corticosteroids, infections, and graft-versus-host disease. Although endogenous thymic repair is possible it is often suboptimal, and there is a need to develop exogenous strategies to help regenerate the thymus. Therapies currently in clinical trials in the transplant setting include keratinocyte growth factor, cytokines (IL-7 and IL-22), and hormonal modulation including sex steroid inhibition and growth hormone administration. Such regenerative strategies may ultimately enable the thymus to play as prominent a role after transplant as it once did in early childhood, allowing a more complete restoration of the T cell compartment. Copyright © 2016 by The American Association of Immunologists, Inc.
Journal Title: Journal of Immunology
Volume: 198
Issue: 1
ISSN: 0022-1767
Publisher: The American Association of Immunologists, Inc  
Date Published: 2017-01-01
Start Page: 40
End Page: 46
Language: English
DOI: 10.4049/jimmunol.1601100
PROVIDER: scopus
PUBMED: 27994167
DOI/URL:
Notes: Review -- Export Date: 2 February 2017 -- Source: Scopus
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  1. Enrico Velardi
    45 Velardi
  2. Florent Malard
    6 Malard