Research Article

A Possible Flow Cytometry-Based Viability and Vitality Assessment Protocol for Pathogenic Vibrio cholerae O1 and O139 Postexposure to Simulated Gastric Fluid

Figure 4

Percentage (mean ) viability (TO/PI) and vitality (CFDA/PI) of (a) Vibrio cholerae O1 and (b) Vibrio cholerae O139 exposed to simulated gastric fluid at four pHs over a period of T0-T180 min. Bar graphs represent the physiological state detected at each time interval.