Figure 1From: Serratia marcescens internalization and replication in human bladder epithelial cells[A] Cytotoxicity [by LDH assay] of different S. marcescens strains on RT112 cultured [black bars] and Hep-2 [gray bars] epithelial cells after 1-h incubation at 37°C [MOI 5]. E. coli [E.C.] BL21 pT7-5 served as a negative control.Back to article page