Fig. 4

OD values, viability, and antimicrobial activities (AU) of CFS and BLS of JFR-5 strain under different growth conditions. (●) MRS, pH 6.2, 37 °C; (○) MRS, pH 6.2, 44 °C; (■) MRS, pH 7.4, 37 °C; (□) MRS, pH 7.4, 44 °C; (▲) BHI, pH 5.5, 37 °C; (△) BHI, pH 5.5, 44 °C; (▼) BHI, pH 6.2, 37 °C; (▽) BHI, pH 6.2, 44 °C. a Optical density (OD); b LAB viable counts; c antimicrobial activity of CFS and d antimicrobial activity of BLS. The experimental data were fitted to the logistic  model. The vertical bar represents standard errors of the means