Therapeutic prospects The hematopoietic stem cell nicheLouise E. Purton, David T. Scadden Medical applications of epidermal stem cellsGaelle Lapouge, Cédric Blanpain Mesenchymal stromal cells as a drug delivery systemLata G. Menon, Veronica J. Shi, Rona S. Carroll Egress and mobilization of hematopoietic stem and progenitor cells: a dynamic multi-facet processKfir Lapid, Chen Glait-Santar, Shiri Gur-Cohen, Jonathan Canaani, Orit Kollet and Tsvee Lapidot Cord blood hematopoietic stem cell transplantationHal E. Broxmeyer