Mercury isotope fractionation during dark abiotic reduction of Hg (II) by dissolved, surface-bound, and structural Fe (II)
Stable mercury (Hg) isotope ratios are an emerging tracer for biogeochemical
transformations in environmental systems, but their application requires knowledge of …
transformations in environmental systems, but their application requires knowledge of …
Shining light on recent advances in microbial mercury cycling
DS Grégoire, AJ Poulain - Facets, 2018 - facetsjournal.com
Mercury (Hg) is a global pollutant emitted primarily as gaseous Hg0 that is deposited in
aquatic and terrestrial ecosystems following its oxidation to HgII. From that point, microbes …
aquatic and terrestrial ecosystems following its oxidation to HgII. From that point, microbes …
MeHg production in eutrophic lakes: Focusing on the roles of algal organic matter and iron-sulfur-phosphorus dynamics
T Wang, X Yang, Z Li, W Chen, X Wen, Y He… - Journal of Hazardous …, 2023 - Elsevier
The mechanisms by which eutrophication affects methylmercury (MeHg) production have
not been comprehensively summarized, which hinders accurately predicting the MeHg risk …
not been comprehensively summarized, which hinders accurately predicting the MeHg risk …
Mercury stable isotope fractionation during abiotic dark oxidation in the presence of thiols and natural organic matter
Mercury (Hg) stable isotope fractionation has been widely used to trace Hg sources and
transformations in the environment, although many important fractionation processes remain …
transformations in the environment, although many important fractionation processes remain …
Anaerobic oxidation of Hg (0) and methylmercury formation by Desulfovibrio desulfuricans ND132
MJ Colombo, J Ha, JR Reinfelder, T Barkay… - … et Cosmochimica Acta, 2013 - Elsevier
The transformation of inorganic mercury (Hg) to methylmercury (MeHg) plays a key role in
determining the amount of Hg that is bioaccumulated in aquatic food chains. An accurate …
determining the amount of Hg that is bioaccumulated in aquatic food chains. An accurate …
Thermodynamics of Hg (II) bonding to thiol groups in Suwannee River natural organic matter resolved by competitive ligand exchange, Hg LIII-edge EXAFS and 1H …
Y Song, T Jiang, V Liem-Nguyen… - … science & technology, 2018 - ACS Publications
A molecular level understanding of the thermodynamics and kinetics of the chemical
bonding between mercury, Hg (II), and natural organic matter (NOM) associated thiol …
bonding between mercury, Hg (II), and natural organic matter (NOM) associated thiol …
Detailed assessment of the kinetics of Hg-cell association, Hg methylation, and methylmercury degradation in several Desulfovibrio species
The kinetics of inorganic Hg [Hg (II) i] association, methylation, and methylmercury (MeHg)
demethylation were examined for a group of Desulfovibrio species with and without MeHg …
demethylation were examined for a group of Desulfovibrio species with and without MeHg …
Mercury isotope signatures record photic zone euxinia in the Mesoproterozoic ocean
Photic zone euxinia (PZE) is a condition where anoxic, H2S-rich waters occur in the photic
zone (PZ). PZE has been invoked as an impediment to the evolution of complex life on early …
zone (PZ). PZE has been invoked as an impediment to the evolution of complex life on early …
Mackinawite (FeS) reduces mercury (II) under sulfidic conditions
Mercury (Hg) is a toxicant of global concern that accumulates in organisms as methyl Hg.
The production of methyl Hg by anaerobic bacteria may be limited in anoxic sediments by …
The production of methyl Hg by anaerobic bacteria may be limited in anoxic sediments by …
Cellular mercury coordination environment, and not cell surface ligands, influence bacterial methylmercury production
The conversion of inorganic mercury (Hg (II)) to methylmercury (MeHg) is central to the
understanding of Hg toxicity in the environment. Hg methylation occurs in the cytosol of …
understanding of Hg toxicity in the environment. Hg methylation occurs in the cytosol of …