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. 2016 Mar 21;6:23375. doi: 10.1038/srep23375

Figure 6. SERS biomarker signals of S. aureus versus vancomycin concentration for different inoculum densities.

Figure 6

(ac) Signal ratio of 730-cm−1 SERS peak (r730) of S. aureus of inoculum densities of 106, 107 and 108 CFU/ml, respectively, after being treated with vancomycin of different concentrations for 2 hrs.