Overview Single Dose Study Of GW856553 On A Protein That Is An Indicator For Rheumatoid Arthritis (RA) Status: Completed Trial end date: 2006-11-01 Target enrollment: Participant gender: Summary This study is designed to compare a range of doses of GW856553 versus placebo on the biomarkers associated with rheumatoid arthritis Phase: Phase 2 Details Lead Sponsor: GlaxoSmithKline