HMGB1 and infection: Quantification of the fold-protein release revealed accumulation of heat shock protein (HSP)70, HSP90, HMGB1, and CRT in supernatants of rVSV- and rVSV-NDV-infected A549 and H1437 cells over the entire course of infection and to much greater degrees than MTX-treated control cells (Figures 7C, 7D, 7G, and 7H).