Cytokine | Normal serum levels (pg/ml)a | OA serum levels (pg/ml)b | OA SF levels (pg/ml)c | Ratio of OA serum levels to normal serum levels | Ratio of OA SF levels to OA serum levels |
---|---|---|---|---|---|
IL-6 | 3.02 (2.7-4.4) | 5.13 (4.4-5.8) | 975.39 (454.0-2,689.5) | 1.7 | 190.1 |
IL-1β | 1.22 (1.0-1.3) | 1.58 (1.4-1.8) | 1.14 (1.0-1.7) | 1.3 | 0.7 |
TNF | 0.00 (0.0-0.0) | 0.00 (0.0-0.0) | 2.92 (0.0-13.3) | - | - |
VEGF | 20.53 (11.7-65.6) | 78.22 (31.3-124.6) | 496.31 (245.0-577.8) | 3.8 | 6.3 |
MCP-1 | 3.59 (0.0-11.9) | 18.53 (13.0-28.0) | 107.67 (84.8-191.1) | 5.2 | 5.8 |
IP-10 | 537.00 (376.1-750.4) | 795.55 (684.7-1,029.7) | 2,105.40 (923.2-4,913.3) | 1.5 | 2.6 |
MIG | 244.51 (173.5-374.6) | 420.13 (308.4-568.6) | 1,047.14 (389.8-1,925.3) | 1.7 | 2.5 |