The influence of varying concentration of EOs, ORs and PC antimicrobial
efficacy was assessed against two concentrations (103 and
106 CFU/ml) of microorganisms using 96-wells (flat bottom wells) microtiter
plates (8 × 12; Sarstedt Inc. Montréal, Canada) broth dilution
assay according to a modified protocol of (Gutierrez, Barry-Ryan, &
Bourke, 2008).