2012
DOI: 10.1016/j.humimm.2012.06.010
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Anti-HLA antibodies in regenerative medicine stem cell therapy

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Cited by 13 publications
(14 citation statements)
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References 85 publications
(113 reference statements)
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“…This represents a potential problem, as the innate and the cellular immune response to stem cells are not fully understood. In addition, the humoral immune response following injection of allogeneic stem cells needs to be taken into account [62]. The presence of anti-HLA antibodies after hESc and hiPSC therapy and preformed antibodies prior to injection might compromise and limit the survival and the efficacy of the bioengineered organ.…”
Section: Resultsmentioning
confidence: 99%
“…This represents a potential problem, as the innate and the cellular immune response to stem cells are not fully understood. In addition, the humoral immune response following injection of allogeneic stem cells needs to be taken into account [62]. The presence of anti-HLA antibodies after hESc and hiPSC therapy and preformed antibodies prior to injection might compromise and limit the survival and the efficacy of the bioengineered organ.…”
Section: Resultsmentioning
confidence: 99%
“…Since the problem arose with myoblast transplantation, many research groups focused their attention on stem cells but the risk for immunorejection was underestimated. In fact ESCs once differentiated in the host tissues' ability to lose their “immune-privilege state” thanks to MHC class I expression, favoured by host microenvironment [126]. Similarly IPSCs can be recognized by CD4+ and CD8+ T-cells through unnatural-manipulated genes and also autologous stem cells can be modified by long-term culture or supports materials [111, 124, 125].…”
Section: Discussionmentioning
confidence: 99%
“…In particular autologous stem cells can provoke inflammation and rejection maybe as a consequence of genetic manipulation or long-term culture (required for their correction and expansion) or their combination with matrix structures. Similarly, ESCs express low levels of HLA class I but only before differentiation; once injected and after reaching the host organ, the MHC disparities lead to acute antibody-mediated rejection (AMR) [126]. Furthermore if IgG antibodies directed against HLA class I antigen of donor cells are already present at the time of transplantation hyperacute rejection (HAR) will occur [127, 128].…”
Section: Cell Therapy and Immune Responsesmentioning
confidence: 99%
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“…A study of rabbit fractures has shown that allogenic MSCs performed just as well as autologous MSCs in repairing bone, with no increase in immunogenicity [54]. Although the view of the future clinical utility of these cells is not uniformly optimistic [55], the successful outcomes of these trials have the potential to significantly change the field of orthopedic surgery.…”
Section: Mesenchymal Stem Cellsmentioning
confidence: 99%