Figure 5. Bacterial transfer incidence of porcine skin (2 mm) and SimSkin (1.8 mm) with 18G, 25G and 30G needles and biofilm as initial bioburden.

Confocal fluorescence image stacks (200 μm × 200 μm × 80 μm) of biofilm formed from inoculum of 10⁵ CFU mL⁻¹.