(1) The use of stem and progenitor cells in tissue repair applications has been ... is the chemokine CXCL12, or stromal-cell-derived factor-1 alpha (SDF-1α), and .... and an Agilent 1100 HPLC system equipped with a Phenomenex Aeris Widepore ...... Li Zhang , Carolina Herrera , Jeannine Coburn , Natalia Olejniczak , Paul ...