ATLANTA, June 5 /PRNewswire-FirstCall/ -- Celgene Corporation (Nasdaq: CELG) announced updated clinical data from two multi-centered, randomized, double-blind, placebo-controlled Phase III pivotal studies evaluating lenalidomide plus dexamethasone in previously treated multiple myeloma patients were presented at the 42nd American Society of Clinical Oncology (ASCO) Meeting in Atlanta, Georgia on Monday, June 5, 2006.