Syntrophy mechanism, microbial population, and process optimization for volatile fatty acids metabolism in anaerobic digestion

Y Zhang, C Li, Z Yuan, R Wang, I Angelidaki… - Chemical Engineering …, 2023 - Elsevier
The low efficiency and stability of anaerobic digestion (AD) has always hindered its wide
application. The accumulation of volatile fatty acids (VFAs) cause acidification and inhibition …

Flavin-Based Electron Bifurcation, Ferredoxin, Flavodoxin, and Anaerobic Respiration With Protons (Ech) or NAD+ (Rnf) as Electron Acceptors: A Historical Review

W Buckel, RK Thauer - Frontiers in microbiology, 2018 - frontiersin.org
Flavin-based electron bifurcation is a newly discovered mechanism, by which a hydride
electron pair from NAD (P) H, coenzyme F420H2, H2, or formate is split by flavoproteins into …

[HTML][HTML] Impact of total solids content on anaerobic co-digestion of pig manure and food waste: Insights into shifting of the methanogenic pathway

Z Wang, Y Jiang, S Wang, Y Zhang, Y Hu, Z Hu, G Wu… - Waste Management, 2020 - Elsevier
Dry anaerobic digestion (AD) has advantages over wet AD in treating high-solid organic
wastes like livestock and food wastes, but an elevated total solids (TS) content would affect …

Microbial syntrophy: interaction for the common good

BEL Morris, R Henneberger, H Huber… - FEMS microbiology …, 2013 - academic.oup.com
Classical definitions of syntrophy focus on a process, performed through metabolic
interaction between dependent microbial partners, such as the degradation of complex …

Adding granular activated carbon into anaerobic sludge digestion to promote methane production and sludge decomposition

Y Yang, Y Zhang, Z Li, Z Zhao, X Quan… - Journal of Cleaner …, 2017 - Elsevier
Anaerobic digestion of waste activated sludge is frequently restricted with the slow
fermentation rate due to its complex components. Carbon materials have been reported to …

Microbial ecology of fermentative hydrogen producing bioprocesses: useful insights for driving the ecosystem function

L Cabrol, A Marone, E Tapia-Venegas… - FEMS Microbiology …, 2017 - academic.oup.com
One of the most important biotechnological challenges is to develop environment friendly
technologies to produce new sources of energy. Microbial production of biohydrogen …

Microbial dark matter ecogenomics reveals complex synergistic networks in a methanogenic bioreactor

MK Nobu, T Narihiro, C Rinke, Y Kamagata… - The ISME …, 2015 - academic.oup.com
Ecogenomic investigation of a methanogenic bioreactor degrading terephthalate (TA)
allowed elucidation of complex synergistic networks of uncultivated microorganisms …

Ferroferric oxide triggered possible direct interspecies electron transfer between Syntrophomonas and Methanosaeta to enhance waste activated sludge anaerobic …

Z Zhao, Y Li, Q Yu, Y Zhang - Bioresource Technology, 2018 - Elsevier
ZVI was reported to enrich H 2-utilizing methanogens that enhanced interspecies H 2
transfer, while Fe (III) oxide served as a conductive material to promote direct interspecies …

Genome-centric metatranscriptomics analysis reveals the role of hydrochar in anaerobic digestion of waste activated sludge

Z Shi, S Campanaro, M Usman, L Treu… - … science & technology, 2021 - ACS Publications
Anaerobic digestion (AD) of waste activated sludge (WAS) has been widely used, while it
poses problems including low methane yield and production rate. Hydrochar is produced by …

Integrated metagenomic and metaproteomic analyses unravel ammonia toxicity to active methanogens and syntrophs, enzyme synthesis, and key enzymes in …

C Liu, H Huang, X Duan, Y Chen - Environmental Science & …, 2021 - ACS Publications
During anaerobic digestion, the active microbiome synthesizes enzymes by transcription
and translation, and then enzymes catalyze multistep bioconversions of substrates before …