Immunohistological features of synovial tissue from patients with RA, OA, and ReA for CD3+ T lymphocytes, CD68+ macrophages, CD13+ cells, CCR1+ cells, CCR2b+ cells, CCR5+ cells, CXCR4+ cells
| RA | OA | ReA | |
|---|---|---|---|
| (n = 23) | (n = 16) | (n = 8) | |
| The data represent the mean number of positive cells per 2.1 mm2 (standard error of the mean). | |||
| *Kruskal-Wallis test p<0.05, Mann-Whitney test, comparison between RA and OA: p<0.05, comparison between RA and ReA: not significant, comparison between OA and ReA: not significant. | |||
| CD3+ T lymphocytes* | 331 (83) | 46 (13) | 75 (26) |
| CD68+ macrophages | 1015 (178) | 383 (111) | 601 (256) |
| CD13+ cells | 640 (172) | 381 (122) | 547 (236) |
| CCR1+ cells | 1232 (231) | 1274 (182) | 955 (317) |
| CCR2b+ cells | 262 (71) | 114 (37) | 266 (152) |
| CCR5+ cells | 1335 (315) | 982 (248) | 730 (201) |
| CXCR4+ cells | 815 (202) | 784 (282) | 706 (353) |