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

<table>Effect of temperature (a) and pH (b) on the activity (■) and the stability (▲) of the crude biosurfactant produced by <i>Bacillus subtilis</i> SPB1.</table>

BioMed Research International

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Figure 4

Figure 4: Investigation of Antimicrobial Activity and Statistical Optimization of <i>Bacillus subtilis</i> SPB1 Biosurfactant Production in Solid-State Fermentation 

Figure 4 | Investigation of Antimicrobial Activity and Statistical Optimization of Bacillus subtilis SPB1 Biosurfactant Production in Solid-State Fermentation 