Enhancement of Vitamin K2 Efflux in Bacillus subtilis Natto via a Potential Protein Receptor for Increased Yield

Figure 3

Physical property testing of compounds. (a) SEM of menaquinone-7; (b) SEM of BslA-modified menaquinone-7; (c) WCA of menaquinone-7; (d) WCA of BslA-modified menaquinone-7; (e) XPS of menaquinone-7; (f) XPS of BslA-modified menaquinone-7.

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(b)

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