Figure 3

Bactericidal activity of UV100, C150 and C200 against S. aureus. Illumination was carried out at a light density of 3 × 104 lux for 5 min. * P < 0.05, ** P < 0.01. Latex beads were used as negative controls.
Bactericidal activity of UV100, C150 and C200 against S. aureus. Illumination was carried out at a light density of 3 × 104 lux for 5 min. * P < 0.05, ** P < 0.01. Latex beads were used as negative controls.