Living electronics: A catalogue of engineered living electronic components

JT Atkinson, MS Chavez, CM Niman… - Microbial …, 2023 - Wiley Online Library
Biology leverages a range of electrical phenomena to extract and store energy, control
molecular reactions and enable multicellular communication. Microbes, in particular, have …

[HTML][HTML] Molecular mechanisms of microbial extracellular electron transfer: the importance of multiheme cytochromes

CM Paquete, L Morgado, CA Salgueiro… - Frontiers in Bioscience …, 2022 - imrpress.com
Extracellular electron transfer is a key metabolic process of many organisms that enables
them to exchange electrons with extracellular electron donors/acceptors. The discovery of …

Biomolecular Insights into Extracellular Pollutant Reduction Pathways of Geobacter sulfurreducens Using a Base Editor System

RL He, J Wu, ZH Cheng, HH Li, JQ Liu… - Environmental …, 2022 - ACS Publications
Geobacter species are critically involved in elemental biogeochemical cycling and
environmental bioremediation processes via extracellular electron transfer (EET), but the …

Lack of Specificity in Geobacter Periplasmic Electron Transfer

S Choi, CH Chan, DR Bond - Journal of bacteriology, 2022 - Am Soc Microbiol
Reduction of extracellular acceptors requires electron transfer across the periplasm. In
Geobacter sulfurreducens, three separate cytoplasmic membrane cytochromes are utilized …

Comparing theoretical and practical biomass yields calls for revisiting thermodynamic growth models for electroactive microorganisms

B Korth, J Pereira, T Sleutels, F Harnisch, A Ter Heijne - Water Research, 2023 - Elsevier
Research on electroactive microorganisms (EAM) often focuses either on their physiology
and the underlying mechanisms of extracellular electron transfer or on their application in …

Cytochrome gene expression shifts in Geobacter sulfurreducens to maximize energy conservation in response to changes in redox conditions

E Howley, R Krajmalnik-Brown, CI Torres - Biosensors and Bioelectronics, 2023 - Elsevier
Previous studies have identified that Geobacter sulfurreducens has three different electron
transfer pathways for respiration, and it switches between these pathways to adapt to the …

Electron Flow From the Inner Membrane Towards the Cell Exterior in Geobacter sulfurreducens: Biochemical Characterization of Cytochrome CbcL

JMA Antunes, MA Silva, CA Salgueiro… - Frontiers in …, 2022 - frontiersin.org
Exoelectrogenic microorganisms are in the spotlight due to their unique respiratory
mechanisms and potential applications in distinct biotechnological fields, including …

Characterization of the inner membrane cytochrome ImcH from Geobacter reveals its importance for extracellular electron transfer and energy conservation

AI Pimenta, CM Paquete, L Morgado… - Protein …, 2023 - Wiley Online Library
Electroactive bacteria combine the oxidation of carbon substrates with an extracellular
electron transfer (EET) process that discharges electrons to an electron acceptor outside the …

Plugging into bacterial nanowires: a comparison of model electrogenic organisms

TA Clarke - Current Opinion in Microbiology, 2022 - Elsevier
Highlights•Shewanella extracellular reduction allows for rapid release of electrons.•
Extracellular electron transfer is faster than catabolic electron generation.•Geobacter …

Comparative assessment of energy generation from ammonia oxidation by different functional bacterial communities

V Cano, MA Nolasco, H Kurt, C Long, J Cano… - Science of The Total …, 2023 - Elsevier
Bioelectrochemical ammonia oxidation (BEAO) in a microbial fuel cell (MFC) is a recently
discovered process that has the potential to reduce energy consumption in wastewater …