Figure 4.

Statistical optimization of biosurfactant production. A. Contour plot of the interaction between the glucose (carbon source) and yeast extract (nitrogen source) on the production of biosurfactant in SSC by Nocardiopsis MSA13A. B. Contour plot of the interaction between the Fe NPs and inoculum size on the production of biosurfactant.

Kiran et al. BMC Biotechnology 2014 14:48   doi:10.1186/1472-6750-14-48
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