Heavy metals and human health: mechanistic insight into toxicity and counter defense system of antioxidants

AT Jan, M Azam, K Siddiqui, A Ali, I Choi… - International journal of …, 2015 - mdpi.com
Heavy metals, which have widespread environmental distribution and originate from natural
and anthropogenic sources, are common environmental pollutants. In recent decades, their …

Oxidative stress in MeHg-induced neurotoxicity

M Farina, M Aschner, JBT Rocha - Toxicology and applied pharmacology, 2011 - Elsevier
Methylmercury (MeHg) is an environmental toxicant that leads to long-lasting neurological
and developmental deficits in animals and humans. Although the molecular mechanisms …

[HTML][HTML] Methylmercury's chemistry: From the environment to the mammalian brain

PA Nogara, CS Oliveira, GL Schmitz, PC Piquini… - … et Biophysica Acta (BBA …, 2019 - Elsevier
Methylmercury is a neurotoxicant that is found in fish and rice. MeHg's toxicity is mediated by
blockage of-SH and-SeH groups of proteins. However, the identification of MeHg's targets is …

Toxicity of ethylmercury (and Thimerosal): a comparison with methylmercury

JG Dórea, M Farina, JBT Rocha - Journal of Applied …, 2013 - Wiley Online Library
Ethylmercury (etHg) is derived from the metabolism of thimerosal (o‐carboxyphenyl‐thio‐
ethyl‐sodium salt), which is the most widely used form of organic mercury. Because of its …

Mitochondrial redox dysfunction and environmental exposures

SW Caito, M Aschner - Antioxidants & redox signaling, 2015 - liebertpub.com
Significance: Mitochondria are structurally and biochemically diverse, even within a single
type of cell. Protein complexes localized to the inner mitochondrial membrane synthesize …

Chip-based magnetic solid-phase microextraction online coupled with microHPLC–ICPMS for the determination of mercury species in cells

H Wang, B Chen, S Zhu, X Yu, M He, B Hu - Analytical chemistry, 2016 - ACS Publications
Trace mercury speciation in cells is critical to understand its cytotoxicity and cell protection
mechanism. In this work, we fabricated a chip-based magnetic solid-phase microextraction …

Exposure to toxic heavy metals can influence homocysteine metabolism?

C Ledda, E Cannizzaro, P Lovreglio, E Vitale… - Antioxidants, 2019 - mdpi.com
Background: Homocysteine is a sulfur amino acid whose metabolism is activated in two
pathways: remethylation to methionine, which requires folate and vitamin B12, and …

Methylmercury-induced neurotoxicity: focus on pro-oxidative events and related consequences

M Farina, M Aschner - Neurotoxicity of Metals, 2017 - Springer
Methylmercury (MeHg) is a highly neurotoxic environmental pollutant. Even though
molecular mechanisms mediating MeHg toxicity are not completely understood, several …

Mercury risk in poultry in the Wanshan Mercury Mine, China

R Yin, W Zhang, G Sun, Z Feng, JP Hurley, L Yang… - Environmental …, 2017 - Elsevier
In this study, total mercury (THg) and methylmercury (MeHg) concentrations in muscles (leg
and breast), organs (intestine, heart, stomach, liver) and blood were investigated for …

[HTML][HTML] Comparative study on methyl-and ethylmercury-induced toxicity in C6 glioma cells and the potential role of LAT-1 in mediating mercurial-thiol complexes …

LT Zimmermann, DB Santos, AA Naime, RB Leal… - Neurotoxicology, 2013 - Elsevier
Various forms of mercury possess different rates of absorption, metabolism and excretion,
and consequently, toxicity. Methylmercury (MeHg) is a highly neurotoxic organic mercurial …