Highlights•MES was proposed as a route to convert CO 2 to commodities.•Performance
indicators of MES are plateauing and far from economic competitiveness.•Effective water …

Highlights•e-Pili enable unprecedented long-range biological electron transfer.•e-Pili are
electrical connectors for interspecies electron transfer and Fe (III) oxide reduction.•Aromatic …

Bacterial nanowires have garnered recent interest as a proposed extracellular electron
transfer (EET) pathway that links the bacterial electron transport chain to solid-phase …

Electroactivity appears to be a phylogenetically diverse trait independent of cell wall
classification, with both Gram-negative and Gram-positive electricigens reported. While …

Multiheme cytochromes function as extracellular electron transfer (EET) conduits that extend
the metabolic reach of microorganisms to external solid surfaces. These conduits are also …

Direct interspecies electron transfer (DIET) between microbial species prevails in some key
microbial consortia. However, the electron transfer mechanism (s) in these consortia is …

Groundwater nitrate pollution is a severe environmental problem causing global concern.
Among others, autotrophic denitrification on polarized electrodes is one of the energy …

Microbial electrochemistry has from the onset been recognized for its sensing potential due
to the microbial ability to enhance signals through metabolic cascades, its relative selectivity …

Using a series of multiheme cytochromes, the metal-reducing bacterium Shewanella
oneidensis MR-1 can perform extracellular electron transfer (EET) to respire redox-active …

In this study, a batch of acid-tolerant inoculation sludge was domesticated as inoculum, and
different concentrations of nano-magnetite were added to the propionic acid (PA) anaerobic …