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. 2012 Apr 2;7(4):e31000. doi: 10.1371/journal.pone.0031000

Figure 4. Circulating Th17 cells and Th17/Th1 cells are significantly increased in ankylosing spondylitis (AS) patients and rheumatoid arthritis (RA) patients compared with osteoarthritis (OA) patients and healthy controls.

Figure 4

a, Representative flow cytometry dot plots example of each group. b, The percentages of circulating Th17 cells (left panel) and Th17/Th1 cells (right panel) from AS, RA, OA patients and healthy controls after stimulation with phorbol myristate acetate, ionomycin, and monensin for 4 h (* =  P<0.05).