LIMASI and staphylococcal infection: The best-studied medical biofilm examples include Pseudomonas aeruginosa pneumonia (controlled by the lasR/lasI system) (Storey et al., 1998), a variety of staphylococcal infections (controlled by the agr system) (Ji et al., 1995) and dental biofilms of oral streptococci (controlled by the com system).