Figure 6.

SERS spectra of five different bacterial isolates. (a) A. xylosoxidans B064 V2S2F, (b) S. pneumoniae CF 108 T6, (c) E. coli UM013, (d) P. aeruginosa B004 V4E2E, and (e) PCN producing P. aeruginosa PA01. Data are an average of nine spectra, and three technical replicates obtained on 3 different days. PCA plot includes the SERS spectra of the technical and biological replicates from the five isolates.