RRC ID 43283
Author Yamahara K, Sone M, Itoh H, Yamashita JK, Yurugi-Kobayashi T, Homma K, Chao TH, Miyashita K, Park K, Oyamada N, Sawada N, Taura D, Fukunaga Y, Tamura N, Nakao K.
Title Augmentation of neovascularization [corrected] in hindlimb ischemia by combined transplantation of human embryonic stem cells-derived endothelial and mural cells.
Journal PLoS One
Abstract BACKGROUND:We demonstrated that mouse embryonic stem (ES) cells-derived vascular endothelial growth factor receptor-2 (VEGF-R2) positive cells could differentiate into both endothelial cells (EC) and mural cells (MC), and termed them as vascular progenitor cells (VPC). Recently, we have established a method to expand monkey and human ES cells-derived VPC with the proper differentiation stage in a large quantity. Here we investigated the therapeutic potential of human VPC-derived EC and MC for vascular regeneration.
METHODS AND RESULTS:After the expansion of human VPC-derived vascular cells, we transplanted these cells to nude mice with hindlimb ischemia. The blood flow recovery and capillary density in ischemic hindlimbs were significantly improved in human VPC-derived EC-transplanted mice, compared to human peripheral and umbilical cord blood-derived endothelial progenitor cells (pEPC and uEPC) transplanted mice. The combined transplantation of human VPC-derived EC and MC synergistically improved blood flow of ischemic hindlimbs remarkably, compared to the single cell transplantations. Transplanted VPC-derived vascular cells were effectively incorporated into host circulating vessels as EC and MC to maintain long-term vascular integrity.
CONCLUSIONS:Our findings suggest that the combined transplantation of human ES cells-derived EC and MC can be used as a new promising strategy for therapeutic vascular regeneration in patients with tissue ischemia.
Volume 3(2)
Pages e1666
Published 2008-2-27
DOI 10.1371/journal.pone.0001666
PMID 18301744
PMC PMC2244708
MeSH Animals Cell Differentiation Embryonic Stem Cells / cytology Endothelial Cells / transplantation Hindlimb Humans Ischemia / therapy* Mice Mice, Nude Muscle, Smooth, Vascular / cytology Myocytes, Smooth Muscle / cytology Neovascularization, Physiologic* Regional Blood Flow Stem Cell Transplantation / methods* Transplantation, Heterologous
IF 2.74
Times Cited 75
WOS Category HEMATOLOGY
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The most frequently cited source Patent(IFI CLAIMS)
Total number of mentions 11
Altmetric score changes over past 6months 0.0
Resource
Cord blood stem cells for research