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Example of yeast cells embedded in the bacterial biofilm. Maximum projection of the entire confocal stack of a life/dead stained biofilm (A). Green, living bacteria; red, dead bacteria and yeast. The prominent red cells are probably yeast cells and are visualized in orange in a 3D reconstruction of the biofilm (B–D). (B) Gives the top view while (C,D) show side views of the 3D reconstruction.
