Degradation of the NF-κB inhibitor IκBα in bone marrow-derived macrophages. A) Cells were exposed to lipopolysaccharide (LPS) in the presence and absence of 2% sevoflurane for 0, 5, 20, 30, 60 and 90 min, followed by Western blot analysis. Scatter plot with actual values and the connecting line representing the mean; n=3, two-way ANOVA (group and time interaction) B) Representative Western blots.