Syntrophic propionate-oxidizing bacteria in methanogenic systems

M Westerholm, M Calusinska… - FEMS Microbiology …, 2022 - academic.oup.com
The mutual nutritional cooperation underpinning syntrophic propionate degradation
provides a scant amount of energy for the microorganisms involved, so propionate …

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 …

Syntrophic entanglements for propionate and acetate oxidation under thermophilic and high-ammonia conditions

A Singh, A Schnürer, J Dolfing… - The ISME …, 2023 - academic.oup.com
Propionate is a key intermediate in anaerobic digestion processes and often accumulates in
association with perturbations, such as elevated levels of ammonia. Under such conditions …

[HTML][HTML] Histone variants in archaea–An undiscovered country

KM Stevens, T Warnecke - Seminars in Cell & Developmental Biology, 2023 - Elsevier
Exchanging core histones in the nucleosome for paralogous variants can have important
functional ramifications. Many of these variants, and their physiological roles, have been …

Insights into ammonia adaptation and methanogenic precursor oxidation by genome-centric analysis

M Yan, L Treu, X Zhu, H Tian, A Basile… - … science & technology, 2020 - ACS Publications
Ammonia released from the degradation of protein and/or urea usually leads to suboptimal
anaerobic digestion (AD) when N-rich organic waste is used. However, the insights behind …

[HTML][HTML] Effect of bioaugmentation combined with activated charcoal on the mitigation of volatile fatty acids inhibition during anaerobic digestion

J Zhao, Y Li, GJW Euverink - Chemical Engineering Journal, 2022 - Elsevier
Volatile fatty acids (VFAs) accumulation is a common problem in anaerobic digestion, which
is constraining the process. In this study, bioaugmentation was initially adopted as a …

Stimulation of Smithella‐dominating propionate oxidation in a sediment enrichment by magnetite and carbon nanotubes

X Xia, J Zhang, T Song, Y Lu - Environmental microbiology …, 2019 - Wiley Online Library
Recent studies have shown that application of conductive materials including magnetite and
carbon nanotubes (CNTs) can promote the methanogenic decomposition of short‐chain fatty …

Genomic and transcriptomic insights into methanogenesis potential of novel methanogens from mangrove sediments

CJ Zhang, J Pan, Y Liu, CH Duan, M Li - Microbiome, 2020 - Springer
Background Methanogens are crucial to global methane budget and carbon cycling.
Methanogens from the phylum Euryarchaeota are currently classified into one class and …

Enrichment and description of novel bacteria performing syntrophic propionate oxidation at high ammonia level

A Singh, A Schnürer… - Environmental …, 2021 - Wiley Online Library
Inefficient syntrophic propionate degradation causes severe operating disturbances and
reduces biogas productivity in many high‐ammonia anaerobic digesters, but propionate …

Response of microbial community to induced failure of anaerobic digesters through overloading with propionic acid followed by process recovery

A Khafipour, EM Jordaan, D Flores-Orozco… - … in Bioengineering and …, 2020 - frontiersin.org
In order to effectively use microbial-based strategies to manage anaerobic digesters, it is
necessary to distinguish between community shifts that are part of the natural dynamic of the …