BERKELEY, Calif., Oct. 8, 2007 (PRIME NEWSWIRE) -- XOMA Ltd. (Nasdaq:XOMA), a leader in the discovery and development of antibody therapeutics, today announced the appointment of its Chief Executive Officer and President, Steven Engle, as Chairman of the Board of Directors effective October 5, 2007. Mr. Engle joined XOMA as its Chief Executive Officer and President and a Director in August 2007.
