BOUDRY, Switzerland--(BUSINESS WIRE)--Celgene International Sàrl, a subsidiary of Celgene Corporation (NASDAQ: CELG), announced interim results of CLL-009, a study evaluating three starting doses of REVLIMID® (lenalidomide), followed by step-wise dose escalation as tolerated in patients with chronic lymphocytic leukemia (CLL) who have received at least one prior therapy. The findings were presented during the 53rd Annual Meeting of the American Society of Hematology in San Diego, CA.