ABSTRACT METHODS OF TREATING MULTIPLE MYELOMA AND PLASMA CELL LEUKEMIA BY T CELL THERAPY Disclosed herein are methods of treating multiple myeloma in a human patient in need thereof, comprising administering to the human patient a population of allogeneic cells comprising WT1-specific allogeneic T cells. Also disclosed herein are methods of treating plasma cell leukemia in a human patient in need thereof, comprising administering to the human patient a population of allogeneic cells comprising WTl-specific allogeneic T cells. Figure 1