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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
2
pubmed:dateCreated
2004-2-2
pubmed:abstractText
An imbalance in helper T-cell type 1 (Th1) and type 2 (Th2) cytokines is suggested to play an important role in the pathogenesis of acute graft-versus-host disease (aGVHD). The aim of this study was to investigate the cytokine bias acquired by T cells after transplantation and its possible influence on relapse of original malignancy. Cytokine levels by peripheral CD4 and CD8 T cells were tested at various pre- and post-transplant time points with fluorescein isothiocyanate-based intracellular cytokine assay after short-term in vitro mitogenic stimulation (phorbol myristate acetate + ionomycin). In both CD4+ and CD8+ cells, interferon (IFN)-gamma-producing cell populations increased, indicating a shift to a Th1 cytokine profile with aGVHD. IFN-gamma-producing T cells was significantly lower in patients who experienced relapse of original disease compared to those who showed no signs of relapse and compared to normal controls. Our studies demonstrate that aGVHD correlates with a Th1 bias and that Th1 response may potentiate an effective immune surveillance.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Feb
pubmed:issn
0361-8609
pubmed:author
pubmed:copyrightInfo
Copyright 2004 Wiley-Liss, Inc.
pubmed:issnType
Print
pubmed:volume
75
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
78-83
pubmed:dateRevised
2007-11-15
pubmed:meshHeading
pubmed:year
2004
pubmed:articleTitle
Th1/Th2 cytokine profiles and their relationship to clinical features in patients following nonmyeloablative allogeneic stem cell transplantation.
pubmed:affiliation
Hematology Department, The Second Teaching Hospital of Shanxi Medical University, Taiyuan, People's Republic of China. guohongf2000@yahoo.com.cn
pubmed:publicationType
Journal Article