Risk Factors and Options to Improve Engraftment in Unrelated Cord Blood Transplantation

Use of umbilical unrelated cord-blood (UCB) cells as an alternative source of hematopoietic cell transplantation has been widely used mainly for patients lacking an HLA-matched donor. UCB present many advantages over bone marrow or mobilized peripheral blood from volunteer donors, such as rapid avai...

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Main Authors: Anna D. Petropoulou, Vanderson Rocha
Format: Article
Language:English
Published: Wiley 2011-01-01
Series:Stem Cells International
Online Access:http://dx.doi.org/10.4061/2011/610514
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author Anna D. Petropoulou
Vanderson Rocha
author_facet Anna D. Petropoulou
Vanderson Rocha
author_sort Anna D. Petropoulou
collection DOAJ
description Use of umbilical unrelated cord-blood (UCB) cells as an alternative source of hematopoietic cell transplantation has been widely used mainly for patients lacking an HLA-matched donor. UCB present many advantages over bone marrow or mobilized peripheral blood from volunteer donors, such as rapid availability, absence of risk for the donor, and decreased incidence of acute graft-versus-host disease. However, a significant clinical problem is delayed engraftment that is directly correlated with the number of hematopoietic stem cells in a cord-blood unit. The identification of prognostic factors associated with engraftment that can be easily modified (e.g., strategies for donor choice) and the development of new approaches including use of multiple donors, intrabone injection of UCB, ex vivo expansion, and cotransplantation with accessory cells are of crucial importance in order to circumvent the problem of delayed engraftment after UCB transplantation. Those approaches may increase the quality and availability of UCB for transplantation.
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spelling doaj-art-1e9ead3fa5674a5dacdc07df1a8f39052025-02-03T01:01:32ZengWileyStem Cells International1687-966X1687-96782011-01-01201110.4061/2011/610514610514Risk Factors and Options to Improve Engraftment in Unrelated Cord Blood TransplantationAnna D. Petropoulou0Vanderson Rocha1Université de Paris 7, Hospital Saint-Louis, 1, Avenue Claude Vellefaux, 75010 Paris, FranceUniversité de Paris 7, Hospital Saint-Louis, 1, Avenue Claude Vellefaux, 75010 Paris, FranceUse of umbilical unrelated cord-blood (UCB) cells as an alternative source of hematopoietic cell transplantation has been widely used mainly for patients lacking an HLA-matched donor. UCB present many advantages over bone marrow or mobilized peripheral blood from volunteer donors, such as rapid availability, absence of risk for the donor, and decreased incidence of acute graft-versus-host disease. However, a significant clinical problem is delayed engraftment that is directly correlated with the number of hematopoietic stem cells in a cord-blood unit. The identification of prognostic factors associated with engraftment that can be easily modified (e.g., strategies for donor choice) and the development of new approaches including use of multiple donors, intrabone injection of UCB, ex vivo expansion, and cotransplantation with accessory cells are of crucial importance in order to circumvent the problem of delayed engraftment after UCB transplantation. Those approaches may increase the quality and availability of UCB for transplantation.http://dx.doi.org/10.4061/2011/610514
spellingShingle Anna D. Petropoulou
Vanderson Rocha
Risk Factors and Options to Improve Engraftment in Unrelated Cord Blood Transplantation
Stem Cells International
title Risk Factors and Options to Improve Engraftment in Unrelated Cord Blood Transplantation
title_full Risk Factors and Options to Improve Engraftment in Unrelated Cord Blood Transplantation
title_fullStr Risk Factors and Options to Improve Engraftment in Unrelated Cord Blood Transplantation
title_full_unstemmed Risk Factors and Options to Improve Engraftment in Unrelated Cord Blood Transplantation
title_short Risk Factors and Options to Improve Engraftment in Unrelated Cord Blood Transplantation
title_sort risk factors and options to improve engraftment in unrelated cord blood transplantation
url http://dx.doi.org/10.4061/2011/610514
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