Figure 5From: Increased frequency of circulating Th22 in addition to Th17 and Th2 lymphocytes in systemic sclerosis: association with interstitial lung disease Increased frequency of IL-22 producing cells in SSc individuals presenting with interstitial lung disease. Frequency of IL-17A, IL-22, IFN-Îł and IL-4 producing CD4+ T cells in SSc individuals presenting or not with ILD. A two-tailed, unpaired t-test was used for statistical analysis.Back to article page