CXCR4 and cancer: Studies evaluating anti-human C-X-C chemokine receptor type 4 (CXCR4) therapeutic strategies in cancer (Clinical trials involving Plerixafor, the only CXCR4 antagonist approved by FDA, are not included in this table because of the limited space). BMS-936564 is monoclonal antibody against CXCR4. LY2510924, BL-8040, MSX-122, POL6326 and TG-0054 are CXCR4 antagonists