Comment on

• Soluble interleukin-1 receptor accessory protein ameliorates collagen-induced arthritis by a different mode of action from that of interleukin-1 receptor antagonist.

  Smeets RL, Joosten LA, Arntz OJ, Bennink MB, Takahashi N, Carlsen H, Martin MU, van den Berg WB, van de Loo FA. Smeets RL, et al. Arthritis Rheum. 2005 Jul;52(7):2202-11. doi: 10.1002/art.21108. Arthritis Rheum. 2005. PMID: 15986350