
BETHESDA-"BL22 is the first agent since purine analogs capable of inducing complete remission in the majority of patients with hairy cell leukemia, and the only agent that can induce complete remission in most patients with chemotherapy-refractory or variant HCL," according to Robert J. Kreitman, MD. "Its sparing of T cells," he continued, "may also allow improved clearing of minimal residual disease."