Fig. 3

Microscopic assessment of E. coli, S. aureus and Y. enterocolitica, after treatment with β-casein 197. Fluorescence microscopy pictures of E. coli, S. aureus and Y. enterocolitica, control (left two column figures) and β-casein 197 treated (right two column figures). Green cells intact cells; red cells cells with a damaged membrane. PI propidium iodide, NC native control