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. 2017 Jul 20;8:1357. doi: 10.3389/fmicb.2017.01357

Figure 2.

Figure 2

HEp-2 cell adhesion and cytotoxicity of Citrobacter isolates. (A) Light micrographs show the adherence patterns displayed by seven cytotoxic Citrobacter isolates. Blank as negative control. Bar: 10 μm. (B) Cytotoxicity was based the LDH released from HEp-2 cells after exposure to cytotoxic Citrobacter isolatesat 8 h. CF72 and CF74 were control strains.