Figure 5
SEM images and EDX spectra of NO/THCPSi NP-treated E. coli . (a) SEM image of NO/THCPSi NP-treated E. coli, (b) SEM image of the E. coli only, (c) EDX spectrum of NO/THCPSi NP-treated E. coli, and (d) EDX spectrum of untreated E. coli as a control. EDX analysis performed on bacterial surface (yellow overlay). NPs on the bacterial surface and settled on the background are indicated by red arrows.