11.   Millennium, of Cambridge, Mass., is awaiting regulatory approval of its first drug, Campath, an antibody to treat chronic lymphocytic leukemia.

12.   Ninety percent of early-stage chronic myelogenous leukemia, or CML, patients who took Gleevec in clinical trials went into remission.

13.   Nyerere was being treated in London for chronic leukemia and suffered a major stroke last week.

14.   Occasionally, the industry has scored big hits like Herceptin for breast cancer and Gleevec for chronic myeloid leukemia and GIST, for a rare form of intestinal cancer.

15.   That drug, Campath, approved in May to treat chronic lymphocytic leukemia, was acquired when the company bought Leukosite.

16.   The cause was chronic lymphocytic leukemia, said his daughter, Stephanie Allin Clemson of Evanston, Ill.

17.   The cause was chronic lymphocytic leukemia, said her husband, Robert Press.

18.   The drug had proved enormously successful in clinical trials to combat chronic myeloid leukemia, or CML.

19.   The drug, which is awaiting FDA approval, is designed to treat chronic lymphocytic leukemia in patients who have failed to respond to other medications.

20.   The experimental treatment, to be described on Monday in the journal Blood, will be tried in patients with chronic myelogenous leukemia.