We found the influx of NK and Th1 cells to the BM within cancer lesions to be dependent on the chemokine receptor CXCR3, which is expressed on NK cells (46) and T cells (44, 45), and on its ligand CXCL9, which is induced by IFN-γ (47, 48, 52). Here, CXCR3 is linked to cancer.