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Plasma concentrations of the chemokines CCL27 and IL-22. Th22 cells produce IL-22, The CCL27 and IL-22 concentrations were measured using ELISA. The bars indicate the means; the data are reported as the means ± SEMs from 5 independent experiments. Differences between groups were compared using paired-sample T tests. **P < 0.01 compared with the control.
