Fig. 6From: Probiotics Streptococcus salivarius 24SMB and Streptococcus oralis 89a interfere with biofilm formation of pathogens of the upper respiratory tractRepresentative images of S. pyogenes, M. catarrhalis and P. acnes biofilms obtained by CLSM. Panels A, C and E show control biofilms, while panels B, D and F show biofilms co-cultured in presence of the probiotic strains by means of transwell inserts. Green = live cells; red = dead cells; 40× magnificationBack to article page