Microbial Remediation of Mercury: An Overview

M Eltarahony, E Ibrahim, G Hegazy, A Sabry - … Toxicity: Challenges and …, 2023 - Springer
Mercury (Hg) jeopardizes ecological balance and public health globally owing to its
cytotoxicity, indegradability, coexistence in different chemical forms, uneven distribution …

Distribution and Environmental Preference of Potential Mercury Methylators in Paddy Soils across China

YY Hao, E Capo, Z Yang, S Wen, ZC Hu… - Environmental …, 2025 - ACS Publications
The neurotoxin methylmercury (MeHg) is produced mainly from the transformation of
inorganic Hg by microorganisms carrying the hgcAB gene pair. Paddy soils are known to …

Mining-impacted rice paddies select for Archaeal methylators and reveal a putative (Archaeal) regulator of mercury methylation

R Zhang, S Aris-Brosou, V Storck, J Liu… - ISME …, 2023 - academic.oup.com
Methylmercury (MeHg) is a microbially produced neurotoxin derived from inorganic mercury
(Hg), which accumulation in rice represents a major health concern to humans. However …

[HTML][HTML] Genomic and transcriptomic characterization of methylmercury detoxification in a deep ocean Alteromonas mediterranea ISS312

C Pereira-Garcia, I Sanz-Sáez, P Sánchez… - Environmental …, 2024 - Elsevier
Methylmercury (MeHg) is one of the most worrisome pollutants in marine systems. MeHg
detoxification is mediated by merB and merA genes, responsible for the demethylation of …

Global survey of hgcA-carrying genomes in marine and freshwater sediments: Insights into mercury methylation processes

YL Wang, K Ikuma, AMV Brown, A Deonarine - Environmental Pollution, 2024 - Elsevier
Mercury (Hg) methylation is a microbially mediated process that produces methylmercury
(MeHg), a bioaccumulative neurotoxin. A highly conserved gene pair, hgcAB, is required for …

[HTML][HTML] Total mercury and methylmercury in lake water in years before and after removal of mercury-polluted pulp fiber sediment

O Regnell, SVM Tesson - Environmental Pollution, 2024 - Elsevier
There is an elevated presence of mercury (Hg) in the biosphere because of anthropogenic
activities. The resulting damage to ecosystems and human health increases dramatically …

Functional Genes and Transcripts Indicate the Existent and Active Microbial Mercury-Methylating Community in Mangrove Intertidal Sediments of an Urbanized Bay

G Feng, S Gong - Microorganisms, 2024 - mdpi.com
Mercury (Hg) methylation in mangrove sediments can result in the accumulation of
neurotoxic methylmercury (MeHg). Identification of Hg methyltransferase gene hgcA …

A Genome Catalogue of Mercury-Methylating Bacteria and Archaea from sediments of a Boreal River Faced by Human Disturbances

C Lawruk-Desjardins - 2023 - spectrum.library.concordia.ca
Methylmercury (MeHg), the most bioavailable form of mercury (Hg), is a neurotoxin
produced by anaerobic microbes. MeHg generated in aquatic sediments can be transferred …

Microbial Interactions with the Mercury Cycle

CM Gionfriddo, H Lin, JW Moreau - Geomicrobiology: Natural and …, 2024 - Springer
All forms of mercury (Hg) are toxic to the environment and to all organisms, particularly the
organometallic neurotoxin methylmercury. Microbes play key roles in controlling the form …

The role of prokaryotic mercury methylators and demethylators in Canadian Arctic thermokarst lakes

N Gambardella, J Costa, BM Martins, D Folhas… - 2024 - researchsquare.com
Permafrost soils are critical reservoirs for mercury (Hg), with the thawing process leading to
the release of this element into the environment, posing significant environmental risks. Of …