Figure 3

Scanning electron microscope (SEM) images of S. aureus after PAW treatment for 20 min.
(A) Untreated; (B) 25 °C; (C) 4 °C; (D) −20 °C; (E) −80 °C for 30 days, respectively (magnification x10000).
Scanning electron microscope (SEM) images of S. aureus after PAW treatment for 20 min.
(A) Untreated; (B) 25 °C; (C) 4 °C; (D) −20 °C; (E) −80 °C for 30 days, respectively (magnification x10000).