Table 3. The IL-6 plasma concentration (mmol/L) in untreated controls, Sham and CPB groups Vehicle and treated with FTY-720 after 1 hour and 24 hours recovery period.

Group	1 hour recovery	24 h recovery
Healthy controls	Not detected	–
Sham-Vehicle	2.8 ± 2.2	5.7 ± 3.3
CPB-Vehicle	4449 ± 589	2.7 ± 1.8
Sham FTY-720	4.6 ± 2.2	5.6 ± 5.6
CPB FTY-720	3793 ± 593a	9.1 ± 5.2

Abbreviations: CPB, cardiopulmonary bypass; 24 h, scarification at 24 h later the end of the extracorporeal circulation.

a- p<0.05 vs CPB, t-test.