Comparative metabolic state of microflora on the surface of the anode electrode in a microbial fuel cell operated at different pH conditions

AMB Express

Table 3 Quantitative PCR analysis of Geobacteraceae bacteria on the anodic electrode in MFCs at pH 7.0, pH 5.5, or pH 4.0

MFC	Geobacteraceae bacteria (ng cm⁻²)^a	Ratio of Geobacteraceae (%)
pH 7.0	965 ± 7.50	26.7 ± 2.72
pH 5.5	34.6 ± 11.1	1.57 ± 0.51
pH 4.0	0.12 ± 0.02	0.10 ± 0.02