Diacerein reduces the level of cartilage chondrocyte DNA fragmentation and death in experimental dog osteoarthritic cartilage at the same time that it inhibits caspase-3 and inducible nitric oxide synthase - Pelletier,J.P.; Mineau,F.; Boileau,C.; Martel-Pelletier,J. (Clin Exp Rheumatol, 2003)