Global diversity and inferred ecophysiology of microorganisms with the potential for dissimilatory sulfate/sulfite reduction

M Diao, S Dyksma, E Koeksoy, DK Ngugi… - FEMS Microbiology …, 2023 - academic.oup.com
Sulfate/sulfite-reducing microorganisms (SRM) are ubiquitous in nature, driving the global
sulfur cycle. A hallmark of SRM is the dissimilatory sulfite reductase encoded by the genes …

Diversity and ecology of microbial sulfur metabolism

Z Zhou, PQ Tran, ES Cowley… - Nature Reviews …, 2024 - nature.com
Sulfur plays a pivotal role in interactions within the atmosphere, lithosphere, pedosphere,
hydrosphere and biosphere, and the functioning of living organisms. In the Earth's crust …

Stepwise pathway for early evolutionary assembly of dissimilatory sulfite and sulfate reduction

S Neukirchen, IAC Pereira, FL Sousa - The ISME Journal, 2023 - academic.oup.com
Microbial dissimilatory sulfur metabolism utilizing dissimilatory sulfite reductases (Dsr)
influenced the biochemical sulfur cycle during Earth's history and the Dsr pathway is thought …

Oxygen respiration and polysaccharide degradation by a sulfate-reducing acidobacterium

S Dyksma, M Pester - Nature communications, 2023 - nature.com
Sulfate-reducing microorganisms represent a globally important link between the sulfur and
carbon cycles. Recent metagenomic surveys expanded the diversity of microorganisms …

pH and thiosulfate dependent microbial sulfur oxidation strategies across diverse environments

LE Twible, K Whaley-Martin, LX Chen… - Frontiers in …, 2024 - frontiersin.org
Sulfur oxidizing bacteria (SOB) play a key role in sulfur cycling in mine tailings impoundment
(TI) waters, where sulfur concentrations are typically high. However, our understanding of …

O2 partitioning of sulfur oxidizing bacteria drives acidity and thiosulfate distributions in mining waters

KJ Whaley-Martin, LX Chen, TC Nelson… - Nature …, 2023 - nature.com
The acidification of water in mining areas is a global environmental issue primarily catalyzed
by sulfur-oxidizing bacteria (SOB). Little is known about microbial sulfur cycling in …

Sulfur-cycling chemolithoautotrophic microbial community dominates a cold, anoxic, hypersaline Arctic spring

E Magnuson, I Altshuler, NJ Freyria, RJ Leveille… - Microbiome, 2023 - Springer
Abstract Background Gypsum Hill Spring, located in Nunavut in the Canadian High Arctic, is
a rare example of a cold saline spring arising through thick permafrost. It perennially …

Growth of sulfate-reducing Desulfobacterota and Bacillota at periodic oxygen stress of 50% air-O2 saturation

S Dyksma, M Pester - Microbiome, 2024 - Springer
Background Sulfate-reducing bacteria (SRB) are frequently encountered in anoxic-to-oxic
transition zones, where they are transiently exposed to microoxic or even oxic conditions on …

Microbial acidification by N, S, Fe and Mn oxidation as a key mechanism for deterioration of subsea tunnel sprayed concrete

S Karačić, C Suarez, P Hagelia, F Persson, O Modin… - Scientific Reports, 2024 - nature.com
The deterioration of fibre-reinforced sprayed concrete was studied in the Oslofjord subsea
tunnel (Norway). At sites with intrusion of saline groundwater resulting in biofilm growth, the …

[HTML][HTML] Potential siderophore-dependent mutualism in the harmful dinoflagellate Alexandrium pacificum (Group IV) and bacterium Photobacterium sp. TY1-4 under …

Y Jiang, HH Shin, BS Park, Z Li - Harmful Algae, 2024 - Elsevier
Specific bacterial species induce algal blooms by producing growth-promoting substances,
such as siderophores, under iron-limited conditions. However, the molecular mechanisms …