Fig. 2.—
Scanning electron micrographs showing the collagen-coated surface with adherent Pseudomonas aeruginosa bacilli after 45 min of incubation in phosphate-buffered saline containing a) no phytohaemagglutinin (PHA)-E and b) 0.1 mg·mL−1 of PHA-E, which significantly reduced P. aeruginosa adherence. Scale bars=10 µm.