THE WOODLANDS, Texas, Oct. 24, 2008 (GLOBE NEWSWIRE) -- Lexicon Pharmaceuticals, Inc. (Nasdaq:LXRX), a biopharmaceutical company focused on discovering and developing breakthrough treatments for human disease, will be presenting results at the American College of Rheumatology annual meeting from its Phase 1 clinical trials of LX2931. Lexicon will also be presenting results from its preclinical research demonstrating activity of LX2931 in models of rheumatoid arthritis and inflammation. LX2931 is an orally-delivered, small molecule drug candidate that has successfully completed Phase 1 testing in normal volunteers. Lexicon is planning to progress LX2931 into a drug-drug interaction study in rheumatoid arthritis patients who are also taking methotrexate, a standard therapy.