Pre-emptive treatment of acute GVHD: a randomized multicenter trial of rabbit anti-thymocyte globulin, given on day+7 after alternative donor transplants
We have previously shown that hemopoietic stem cell transplant (HSCT) recipients can be stratified on day+7 as having low, intermediate or a high risk of transplant-related mortality (TRM). With the aim of reducing TRM and GVHD, intermediate and high-risk patients ( n =170) were randomized to receiv...
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Published in: | Bone marrow transplantation (Basingstoke) Vol. 45; no. 2; pp. 385 - 391 |
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Main Authors: | , , , , , , , , , , , , |
Format: | Journal Article |
Language: | English |
Published: |
London
Nature Publishing Group UK
01-02-2010
Nature Publishing Group |
Subjects: | |
Online Access: | Get full text |
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Summary: | We have previously shown that hemopoietic stem cell transplant (HSCT) recipients can be stratified on day+7 as having low, intermediate or a high risk of transplant-related mortality (TRM). With the aim of reducing TRM and GVHD, intermediate and high-risk patients (
n
=170) were randomized to receive anti-thymocyte globulin (ATG, thymoglobuline) on day+7 (
n
=84) or no treatment (
n
=86) (controls). There was a reduction of TRM from 35% in controls to 29% in ATG patients (
P
=0.3), of acute GVHD III–IV from 15 to 5% (
P
=0.02) and of chronic GVHD from 26 to 11% (
P
=0.03); survival was comparable. The predictive value of the day+7 score on TRM was confirmed for controls (19 vs 42% for intermediate vs high risk, respectively,
P
=0.03), whereas ATG abrogated this predictive effect (29 vs 29%). ATG reduced GVHD (
P
=0.006) in high-risk patients, but not in patients with an intermediate risk. In conclusion, we confirm that TRM can be predicted on the basis of day+7 laboratory values, after alternative donor HSCT; in high-, but not intermediate-risk patients, the administration of ATG on day+7 reduces GVHD. These results may represent a platform for risk-adapted post transplant immune modulation. |
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Bibliography: | ObjectType-Article-1 SourceType-Scholarly Journals-1 ObjectType-Feature-2 content type line 23 ObjectType-News-2 ObjectType-Feature-3 |
ISSN: | 0268-3369 1476-5365 |
DOI: | 10.1038/bmt.2009.151 |