The Potential Virulence Factors of Providencia stuartii: Motility, Adherence, and Invasion

Figure 6

Efficiency of P. stuartii NK invasion into HeLa-M cells depending on the stage of bacterial culture growth. Subconfluent HeLa-M monolayers were infected with P. stuartii NK at a ratio of 100 bacterial cells to 1 eukaryotic cell for 2 hours at 37°C.