CXCR4 receptor marrow stromal cells

Burger J. A., Burger M., and Kipps T. J. (1999) Chronic lymphocytic leukemia B cells express functional CXCR4 chemokine receptors that mediate spontaneous migration beneath bone marrow stromal cells. Blood, 94, 3658-67. 

Dar, A., Goichberg, P., Shinder, V., Kalinkovich, A., KoHet, O., Netzer, N., Margalit, R., Zsak, M., Nagler, A., Hardan, I., Resnick, I., Rot, A., and Lapidot, T. (2005) Chemokine receptor CXCR4-dependent internalization and resecretion of iimctional chemokine SDF-1 by bone marrow endothelial and stromal cells. Nature Immunology, 6, 1038-1046. 

---