Comment on

• Interleukin-9 Overexpression and Th9 Polarization Characterize the Inflamed Gut, the Synovial Tissue, and the Peripheral Blood of Patients With Psoriatic Arthritis.

  Ciccia F, Guggino G, Ferrante A, Raimondo S, Bignone R, Rodolico V, Peralta S, Van Tok M, Cannizzaro A, Schinocca C, Ruscitti P, Cipriani P, Giacomelli R, Alessandro R, Dieli F, Rizzo A, Baeten D, Triolo G. Ciccia F, et al. Arthritis Rheumatol. 2016 Aug;68(8):1922-31. doi: 10.1002/art.39649. Arthritis Rheumatol. 2016. PMID: 26895441
• Functional Significance of Interleukin-9 and Its Receptor System in the Pathogenesis of Psoriatic Arthritis: Comment on the Article by Ciccia et al.

  Raychaudhuri SK, Abria C, Raychaudhuri SP. Raychaudhuri SK, et al. Arthritis Rheumatol. 2017 Feb;69(2):472-473. doi: 10.1002/art.39964. Arthritis Rheumatol. 2017. PMID: 27768837 No abstract available.