ScienceDaily (June 18, 2009) — DNA vaccination using lupus autoantigens and interleukin-10 (IL-10, a cytokine that plays an important role in regulating the immune system) has potential as a novel therapy to induce antigen specific tolerance and may help to prevent kidney damage in patients with systemic lupus erythematosus (SLE), according to a new study presented June 11 at EULAR 2009, the Annual Congress of the European League Against Rheumatism in Copenhagen, Denmark.