Research Article
The Potential Virulence Factors of Providencia stuartii: Motility, Adherence, and Invasion
Figure 7
Efficiency of P. stuartii NK invasion into HeLa-M cells depending on the multiplicity of infection, 12-hour culture. Subconfluent HeLa-M monolayers were infected with P. stuartii NK at the different ratios of bacterial to eukaryotic cells for 2 hours at 37°C.