SELL and systemic inflammatory response syndrome: Monocyte L-selectin expression (mCD62L Figure 1B) was found to be significantly elevated from that of healthy controls in the sepsis, MOF, and SIRS groups but not the non-complicated group, with the sepsis group showing significantly higher expression at all time points, the MOF group at all but the 3-day time point, and the SIRS group at the postop, 7 h, and 1-day time points.