BERKELEY, Calif., Oct. 25, 2008 (GLOBE NEWSWIRE) -- XOMA Ltd. (Nasdaq:XOMA), a leader in the discovery and development of antibody therapeutics, today announced that its poster titled "Efficacy Of XOMA 052 Anti-IL-1 Beta Antibody In The DBA/1 Mouse Collagen-Induced Arthritis Model" will be presented at the American College of Rheumatology 2008 Annual Conference, on Sunday, October 26 from 9:00 AM until 11:00 AM in Hall A. The poster also contains data demonstrating that XOMA 052 blocks inflammation in a mouse model of acute gout.