Caroline Brownline Brown
Microbial Ecology Lab, School of Biological Sciences
Maximum projection of an activated sludge sample. This sample was hybridised with DNA probes specific for all Bacteria (green) and members of the gamma-Proteobacteria (red), counterstained with DAPI (blue). It was visualised with the 63x oil immersion objective.
Imaged on the Leica TCS SP2 confocal microscope.