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Mixed-species communities revealed in undisturbed plaque. (A) Primary antibody anti-RPS-QD655 conjugate (red) and general nucleic acid stain 4′,6′-diamidino-2-phenylindole (blue). Spatial relationship of two species revealed in undisturbed plaque. (B) Primary antibody anti-RPS-QD655 conjugate (red) and primary antibody antiveillonella-QD605 conjugate (green). Confocal scanning laser micrographs of 6-h oral biofilms developed on an enamel surface in vivo. Maximum projection images.
