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Endothelial Cxcr4 is crucial for efficient reendothelialization after vascular injury through endothelial wound healing and proliferation, and through the mobilization of Sca1(+)Flk1(+)Cd31(+) cells, often referred to as circulating endothelial progenitor cells.
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Noels et al. (2014) studied this question.
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