Table 1.
Inflammatory cytokine release by vein grafts implanted in the arterial circulation and by vein grafts implanted for 4 weeks in the arterial circulation and reimplanted in the venous system
| ng/cm2 | Control vein | AVG 7 d | AVG 4 wk | RV 2 wk | RV 8 wk |
|---|---|---|---|---|---|
| IL-1 | 0.2 ± 0.05 | 3.6 ± 0.9 | 3.8 ± 0 | 0.5 ± 011 | 0.3 ± 0.1 |
| IL-2 | 0.2 ± 0.03 | 4.0 ± 0.8 | 4.2 ± 0.3 | 0.4 ± 0.1 | 0.3 ± 0.05 |
| IL-6 | 0.01 ± 0.01 | 3.9 ± 0.2 | 4.0 ± 0 | 0.6 ± 0.05 | 0.2 ± 0.1 |
| TNF-α | 24 ± 2 | 33 ± 3 | 50 ± 6 | 220 ± 15 | 23 ± 2.1 |
AVG, Arterialez vein grafts; RV, reimplanted vein grafts; IL, interleukin; TNF, tumor necrosis factor.