Mechanisms regulating mercury bioavailability for methylating microorganisms in the aquatic environment: a critical review

H Hsu-Kim, KH Kucharzyk, T Zhang… - … science & technology, 2013‏ - ACS Publications
Mercury is a potent neurotoxin for humans, particularly if the metal is in the form of
methylmercury. Mercury is widely distributed in aquatic ecosystems as a result of …

Mercury physicochemical and biogeochemical transformation in the atmosphere and at atmospheric interfaces: A review and future directions

PA Ariya, M Amyot, A Dastoor, D Deeds… - Chemical …, 2015‏ - ACS Publications
Mercury is a fascinating fluid metal that exists as liquid at 25 C (0 C= 273 K). This silver
colored d-block heavy metal exhibits noble-gas-like characteristics and solidifies at a …

Mercury methylation by novel microorganisms from new environments

CC Gilmour, M Podar, AL Bullock… - … science & technology, 2013‏ - ACS Publications
Microbial mercury (Hg) methylation transforms a toxic trace metal into the highly
bioaccumulated neurotoxin methylmercury (MeHg). The lack of a genetic marker for …

Microbial mercury methylation in aquatic environments: a critical review of published field and laboratory studies

O Regnell, CJ Watras - Environmental science & technology, 2018‏ - ACS Publications
Methylmercury (MeHg) is an environmental contaminant of concern because it biomagnifies
in aquatic food webs and poses a health hazard to aquatic biota, piscivorous wildlife and …

Mercury methylation by anaerobic microorganisms: a review

M Ma, H Du, D Wang - Critical Reviews in Environmental Science …, 2019‏ - Taylor & Francis
Although mercury (Hg) is toxic at all valence states, organic Hg, especially
monomethylmercury (MeHg, CH3Hg+, methylmercury), is more toxic than inorganic Hg (Hg …

Mercury deposition and redox transformation processes in peatland constrained by mercury stable isotopes

C Li, M Jiskra, MB Nilsson, S Osterwalder… - Nature …, 2023‏ - nature.com
Peatland vegetation takes up mercury (Hg) from the atmosphere, typically contributing to net
production and export of neurotoxic methyl-Hg to downstream ecosystems. Chemical …

Sources and remediation techniques for mercury contaminated soil

J Xu, AG Bravo, A Lagerkvist, S Bertilsson… - Environment …, 2015‏ - Elsevier
Mercury (Hg) in soils has increased by a factor of 3 to 10 in recent times mainly due to
combustion of fossil fuels combined with long-range atmospheric transport processes. Other …

Biotic formation of methylmercury: A bio–physico–chemical conundrum

AG Bravo, C Cosio - Limnology and Oceanography, 2020‏ - Wiley Online Library
Mercury (Hg) is a natural and widespread trace metal, but is considered a priority pollutant,
particularly its organic form methylmercury (MMHg), because of human's exposure to MMHg …

Dissolved organic matter enhances microbial mercury methylation under sulfidic conditions

AM Graham, GR Aiken, CC Gilmour - Environmental science & …, 2012‏ - ACS Publications
Dissolved organic matter (DOM) is generally thought to lower metal bioavailability in aquatic
systems due to the formation of metal–DOM complexes that reduce free metal ion …

Mercury reduction and complexation by natural organic matter in anoxic environments

B Gu, Y Bian, CL Miller, W Dong, X Jiang… - Proceedings of the …, 2011‏ - pnas.org
Mercuric Hg (II) species form complexes with natural dissolved organic matter (DOM) such
as humic acid (HA), and this binding is known to affect the chemical and biological …