Research Article

In Vitro Antimicrobial Activity of Ethanolic Extract of Polish Propolis against Biofilm Forming Staphylococcus epidermidis Strains

Figure 4

The AlamarBlue reduction ability of S. epidermidis strains in the presence of different EEPP concentrations. (a) After 2 hours of incubation; (b) after 6 hours of incubation; (c) after 12 hours of incubation; and (d) after 24 hours of incubation.
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(a)
590703.fig.004b
(b)
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(c)
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(d)