Microbial mercury transformations: molecules, functions and organisms

RQ Yu, T Barkay - Advances in applied microbiology, 2022 - Elsevier
Abstract Mercury (Hg) methylation, methylmercury (MeHg) demethylation, and inorganic
redox transformations of Hg are microbe-mediating processes that determine the fate and …

[HTML][HTML] Cutting edge tools in the field of soil microbiology

D Garg, N Patel, A Rawat, AS Rosado - Current Research in Microbial …, 2024 - Elsevier
The study of the whole of the genetic material contained within the microbial populations
found in a certain environment is made possible by metagenomics. This technique enables …

Metabolically diverse microorganisms mediate methylmercury formation under nitrate-reducing conditions in a dynamic hydroelectric reservoir

BD Peterson, BA Poulin, DP Krabbenhoft… - The ISME …, 2023 - academic.oup.com
Brownlee Reservoir is a mercury (Hg)-impaired hydroelectric reservoir that exhibits dynamic
hydrological and geochemical conditions and is located within the Hells Canyon Complex in …

Mercury methylation genes identified across diverse anaerobic microbial guilds in a eutrophic sulfate-enriched lake

BD Peterson, EA McDaniel, AG Schmidt… - Environmental …, 2020 - ACS Publications
Mercury (Hg) methylation is a microbially mediated process that converts inorganic Hg into
bioaccumulative, neurotoxic methylmercury (MeHg). The metabolic activity of methylating …

Environmental formation of methylmercury is controlled by synergy of inorganic mercury bioavailability and microbial mercury‐methylation capacity

BD Peterson, DP Krabbenhoft… - Environmental …, 2023 - Wiley Online Library
Methylmercury (MeHg) production is controlled by the bioavailability of inorganic divalent
mercury (Hg (II) i) and Hg‐methylation capacity of the microbial community (conferred by the …

Expanded phylogenetic diversity and metabolic flexibility of mercury-methylating microorganisms

EA McDaniel, BD Peterson, SLR Stevens, PQ Tran… - …, 2020 - Am Soc Microbiol
Methylmercury is a potent bioaccumulating neurotoxin that is produced by specific
microorganisms that methylate inorganic mercury. Methylmercury production in diverse …

Deltaproteobacteria and Spirochaetes-like bacteria are abundant putative mercury methylators in oxygen-deficient water and marine particles in the Baltic Sea

E Capo, AG Bravo, AL Soerensen… - Frontiers in …, 2020 - frontiersin.org
Methylmercury (MeHg), a neurotoxic compound biomagnifying in aquatic food webs, can be
a threat to human health via fish consumption. However, the composition and distribution of …

[HTML][HTML] Microbial community function and methylmercury production in oxygen-limited paddy soil

Z Li, T Wang, X Yang, X Wen, W Chen, Y He… - Ecotoxicology and …, 2023 - Elsevier
Methylmercury is a neurotoxic compound that can enter rice fields through rainfall or
irrigation with contaminated wastewater, and then contaminate the human food chain …

[HTML][HTML] Performance, mechanism and environmental effect evaluation of thiol-functionalized montmorillonites for Hg-contaminated paddy soil remediation

P Pei, T Sun, Y Xu, Y Sun - Geoderma, 2024 - Elsevier
Mercury (Hg) contamination in paddy soils has attracted increasing attention due to the
health risks of human exposure to methylmercury (MeHg) through rice ingestion. To safely …

Role of ester sulfate and organic disulfide in mercury methylation in peatland soils

CE Pierce, OS Furman, SL Nicholas… - … science & technology, 2022 - ACS Publications
We examined the composition and spatial correlation of sulfur and mercury pools in
peatland soil profiles by measuring sulfur speciation by 1s X-ray absorption near-edge …