Figure 3From: Characterization of a filamentous biofilm community established in a cellulose-fed microbial fuel cellMagnified FE-SEM images for biofilms adhering onto graphite-fiber anodes. Anode biofilms enriched from the rice paddy field soil were shown in panels A and B, while Geobacter biofilms were shown in panels C and D. Bars are 500 nm.Back to article page