Investigation of Antimicrobial Activity and Statistical Optimization of <i>Bacillus subtilis</i> SPB1 Biosurfactant Production in Solid-State Fermentation

<table>Kinetics of surfactin production by <i>Bacillus subtilis</i>: (▲) surfactin production (mg/g) before optimization; (■) surfactin production after optimization.</table>

BioMed Research International

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Figure 3

Figure 3: Investigation of Antimicrobial Activity and Statistical Optimization of <i>Bacillus subtilis</i> SPB1 Biosurfactant Production in Solid-State Fermentation 

Figure 3 | Investigation of Antimicrobial Activity and Statistical Optimization of Bacillus subtilis SPB1 Biosurfactant Production in Solid-State Fermentation 