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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
12
pubmed:dateCreated
2010-11-9
pubmed:abstractText
To investigate the effects of anti-IL-6 monoclonal antibody (anti-IL-6 mAb) on acute allograft rejection and the potential mechanisms in a mouse heart transplantation model. Heterotopical heart graft model was performed. The anti-IL-6 mAb was administered to recipient mice after cardiac grafting. Results were compared with administration of anti-IL-17 mAb or anti-IL-6 mAb+anti-IL-17 mAb (the 'double' treatment). The cardiac allograft survival was monitored by daily palpation in combination with histological evaluation. Quantitative polymerase chain reaction assay, mixed lymphocyte reaction, and flow cytometric analysis were employed to determine the mRNA expression of pro-inflammatory cytokines, allogeneic T-cell proliferation, and the proportion of CD4(+) CD25(+) Foxp3(+) regulatory T cells in graft-infiltrating lymphocytes and splenocytes of recipients, respectively. The results showed that the cardiac allograft survival in anti-IL-6 mAb-treated mice was prolonged significantly when compared with that of the untreated or anti-IL-17 mAb-treated mice. Meanwhile, the 'double-treated' did not prolong graft survival significantly when compared with those treated with anti-IL-6 mAb. The increase of graft survival induced by anti-IL-6 mAb was associated with reduced transcript levels for IFN-? and IL-17, accompanied by a dramatic reduction of T-cell proliferation capacity to alloantigen stimuli and a higher proportion of Treg cells. Thus, anti-IL-6 mAb may be protective against acute rejection after cardiac transplantation through suppressing the activation of effector T cells and promoting the induction of Treg cells.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Dec
pubmed:issn
1432-2277
pubmed:author
pubmed:copyrightInfo
© 2010 The Authors. Journal compilation © 2010 European Society for Organ Transplantation.
pubmed:issnType
Electronic
pubmed:volume
23
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
1271-81
pubmed:meshHeading
pubmed:year
2010
pubmed:articleTitle
Administration of anti-interleukin-6 monoclonal antibody prolongs cardiac allograft survival.
pubmed:affiliation
Institute of Organ Transplantation, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, HuBei, China.
pubmed:publicationType
Journal Article, Research Support, Non-U.S. Gov't