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Figure 1 | BMC Infectious Diseases

Figure 1

From: UV-visible marker confirms that environmental persistence of Clostridium difficile spores in toilets of patients with C. difficile-associated diarrhea is associated with lack of compliance with cleaning protocol.

Figure 1

UV visible marker for verification of toilet cleaning. Toilet seat lids visualized with regular light (A), and with UV light (B, C, D). The UV marker is scored at 3; shows heavy residual UVM (B), 2; shows moderate residual UVM (C), 1 shows light residual UVM (D), and 0: shows no residual UVM (not shown).

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