Demethylation─ the other side of the mercury methylation coin: a critical review

T Barkay, B Gu - ACS Environmental Au, 2021 - ACS Publications
The public and environmental health consequences of mercury (Hg) methylation have
drawn much attention and considerable research to Hg methylation processes and their …

Internal dynamics and metabolism of mercury in biota: A review of insights from mercury stable isotopes

ML Li, SY Kwon, BA Poulin, MTK Tsui… - … science & technology, 2022 - ACS Publications
Monitoring mercury (Hg) levels in biota is considered an important objective for the
effectiveness evaluation of the Minamata Convention. While many studies have …

Mercury isotope values in shoreline spiders reveal the transfer of aquatic mercury sources to terrestrial food webs

SE Janssen, CJ Kotalik, CA Eagles-Smith… - … & Technology Letters, 2023 - ACS Publications
The transfer of aquatic contaminants, including mercury (Hg), to terrestrial food webs is an
often-overlooked exposure pathway to terrestrial animals. While research has implemented …

Significant biomagnification of methylmercury in songbird nestlings through a rice-based food web: Insights from stable mercury isotopes

Z Xu, Q Lu, D Jia, S Li, K Luo, T Su, Z Chen… - Journal of Hazardous …, 2024 - Elsevier
To elucidate the sources and transfer of mercury (Hg) in terrestrial food chains, particularly in
heavily Hg-contaminated rice paddy ecosystems, we collected rice leaves, invertebrates …

Mercury isotope fractionation by internal demethylation and biomineralization reactions in seabirds: Implications for environmental mercury science

A Manceau, R Brossier, SE Janssen… - Environmental …, 2021 - ACS Publications
A prerequisite for environmental and toxicological applications of mercury (Hg) stable
isotopes in wildlife and humans is quantifying the isotopic fractionation of biological …

New insights into the biomineralization of mercury selenide nanoparticles through stable isotope analysis in giant petrel tissues

S Queipo-Abad, Z Pedrero, C Marchán-Moreno… - Journal of Hazardous …, 2022 - Elsevier
Tiemannite (HgSe) is considered the end-product of methylmercury (MeHg) demethylation
in vertebrates. The biomineralization of HgSe nanoparticles (NPs) is understood to be an …

Decoding the marine biogeochemical cycling of mercury by stable mercury isotopes

L Yang, B Yu, D Han, K Zhang, H Liu… - Critical Reviews in …, 2023 - Taylor & Francis
The oceans, serving as some of the most extensive reservoirs of mercury (Hg) on Earth, play
an essential role in the global Hg biogeochemical circulation, as a sink for atmospheric …

Methylmercury stable isotopes: New insights on assessing aquatic food web bioaccumulation in legacy impacted regions

TJ Rosera, SE Janssen, MT Tate, RF Lepak… - ACS ES&T …, 2022 - ACS Publications
Through stable isotope measurements of total mercury (HgT), identification of crucial
processes and transformations affecting different sources of mercury (Hg) has become …

Simple and rapid formic acid sample treatment for the isolation of HgSe nanoparticles from animal tissues

K El Hanafi, B Gomez-Gomez, Z Pedrero… - Analytica Chimica …, 2023 - Elsevier
The present work explores for the first time the potential of formic acid on the extraction of
tiemannite (HgSe) nanoparticles from seabird tissues, in particular giant petrels. Mercury …

Interspecific Variations in the Internal Mercury Isotope Dynamics of Antarctic Penguins: Implications for Biomonitoring

S Jung, L Besnard, ML Li, JR Reinfelder… - Environmental …, 2024 - ACS Publications
Mercury (Hg) biomonitoring requires a precise understanding of the internal processes
contributing to disparities between the Hg sources in the environment and the Hg measured …