Fig. 7
From: A digital plating platform for robust and versatile microbial detection and analysis

Investigation of microbial interactions using the DP platform. (A) Workflow for investigating microbial interactions based on the DP method. (B) Representative bright-field microimages showing the inhibition zones against Salmonella formed around the Bacillus colonies after 5 h of co-incubation at 37 ºC. Initial concentration of Salmonella ~ 1 × 107 CFU/mL.