Fig. 3: FESEM images of biofilm formation by S. aureus and P. fluorescens after 48 h of incubation at magnifications of 2000 ×, 5000 ×, and 10,000 ×.

(SA stands for S. aureus biofilm group, PF stands for P. fluorescens biofilm group, and SP stands for biofilm formed by co-culture).