(C) IFNγ-primed WT and Irgm2-/- BMMs were treated with LPS, Pam3CSK4, poly(I:C) or a combination of Pam3CSK4 and poly(I:C) (1 µg/ml for all treatments) for 24 hours and cell supernatant IL-1β and IL-18 concentrations were assessed by ELISA. 