CD47 and B-cell chronic lymphocytic leukemia: These techniques were used on a comprehensive range of lymphoid malignant models including diffuse large B-cell lymphoma, Burkitt lymphoma, and T-acute lymphoblastic leukemia cell lines, patient primary chronic lymphocytic leukemia cells, as well as lymphoid cell-line derived and patient-derived xenograft mice, to elucidate the mechanism of cell death by CD47 blockade and to identify the optimal drug partners for treatment combination.