Figure 3From: Role of Porphyromonas gingivalis gingipains in multi-species biofilm formation Localization of T. denticola within the biofilms. IF staining was performed for T. denticola (cyan). Groups are defined by the use of the (A) wild-type, (B) Arg-gingipaindeficient mutant, (C) Lys-gingipain-deficient mutant, P. gingivalis strain in the biofilm. Scale bar length: 20 μm.Back to article page