Articles with "methylmercury" as a keyword



Are There Longitudinal Effects of Forest Harvesting on Carbon Quality and Flow and Methylmercury Bioaccumulation in Primary Consumers of Temperate Stream Networks?

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Published in 2022 at "Environmental Toxicology and Chemistry"

DOI: 10.1002/etc.5330

Abstract: Forest harvesting affects dissolved organic matter (DOM) and aqueous mercury inputs as well as the food web structure in small‐headwater streams, but how these upstream changes manifest downstream is unclear. To address this uncertainty, we… read more here.

Keywords: quality; effects forest; methylmercury; forest harvesting ... See more keywords

Unbalanced ER‐mitochondrial calcium homeostasis promotes mitochondrial dysfunction and associated apoptotic pathways activation in methylmercury exposed rat cortical neurons

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Published in 2022 at "Journal of Biochemical and Molecular Toxicology"

DOI: 10.1002/jbt.23136

Abstract: Methylmercury (MeHg) is a cumulative environmental pollutant that can easily cross the blood–brain barrier and cause damage to the brain, mainly targeting the central nervous system. The purpose of this study is to investigate the… read more here.

Keywords: calcium; ca2; methylmercury; cortical neurons ... See more keywords

Intracellular accumulation and DNA damage caused by methylmercury in glial cells 

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Published in 2022 at "Journal of Biochemical and Molecular Toxicology"

DOI: 10.1002/jbt.23170

Abstract: Mercury is widely used in industrial and extractive processes, and the improper disposal of waste or products containing this metal produces a significant impact on ecosystems, causing adverse effects on living organisms, including humans. Exposure… read more here.

Keywords: dna; damage; methylmercury; glial cells ... See more keywords

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

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Published in 2020 at "Limnology and Oceanography"

DOI: 10.1002/lno.11366

Abstract: Abstract 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 through fish consumption. Pioneering studies showed the… read more here.

Keywords: chemical conundrum; mmhg; bio physico; hgii ... See more keywords

Investigations into ferroptosis in methylmercury‐induced acute kidney injury in mice

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Published in 2023 at "Environmental Toxicology"

DOI: 10.1002/tox.23770

Abstract: Methylmercury (MeHg) is a highly poisonous form of mercury and a risk factor for kidney impairment in humans that currently has no effective means of therapy. Ferroptosis is a non‐apoptotic metabolic cell death linked to… read more here.

Keywords: acute kidney; kidney; kidney injury; methylmercury ... See more keywords

Characterization of pathological changes in the olfactory system of mice exposed to methylmercury

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Published in 2024 at "Archives of Toxicology"

DOI: 10.1007/s00204-024-03682-w

Abstract: Methylmercury (MeHg) is a well-known environmental neurotoxicant that causes severe brain disorders such as Minamata disease. Although some patients with Minamata disease develop olfactory dysfunction, the underlying pathomechanism is largely unknown. We examined the effects… read more here.

Keywords: methylmercury; olfactory cortex; mice exposed; olfactory system ... See more keywords

A preliminary assessment of mercury, methylmercury and other potentially toxic elements in largemouth bass (Micropterus salmoides) from the Almadén mining district

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Published in 2024 at "Environmental Geochemistry and Health"

DOI: 10.1007/s10653-024-02326-3

Abstract: The food chain of the Valdezogues River system is at considerable risk due to the presence of mercury in the environment and to intense bioaccumulation and biomagnification processes in some fish species, particularly in piscivorous.… read more here.

Keywords: mining district; mercury; mercury methylmercury; methylmercury ... See more keywords

High level of methylmercury exposure causes persisted toxicity in Nauphoeta cinerea

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Published in 2019 at "Environmental Science and Pollution Research"

DOI: 10.1007/s11356-019-06989-9

Abstract: Methylmercury (MeHg+) is a neurotoxicant abundantly present in the environment. The long-term effects of MeHg+ have been investigated in rodents, yet data on the long-term or persisted toxicity of MeHg+ in invertebrates is scanty. Here,… read more here.

Keywords: mehg; detoxification period; nauphoeta cinerea; toxicity ... See more keywords
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16-Mer ferritin-like protein templated gold nanoclusters for bioimaging detection of methylmercury in the brain of living mice.

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Published in 2020 at "Analytica chimica acta"

DOI: 10.1016/j.aca.2020.06.055

Abstract: Methylmercury (MeHg+) as one of the most potent neurotoxins is mainly accumulated in brain, so in vivo imaging detection of MeHg+ in brain is of crucial importance. Herein, we reported a photoluminescent nanosensor for MeHg+ detection… read more here.

Keywords: methylmercury; detection; gold nanoclusters; like protein ... See more keywords
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Methylmercury and total mercury content in soft tissues of two bird species wintering in the Baltic Sea near Gdansk, Poland.

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Published in 2019 at "Chemosphere"

DOI: 10.1016/j.chemosphere.2018.11.162

Abstract: Of the various forms of Hg occurring in nature, (mono) methylmercury (MeHg) is an especially toxic form and practically all forms of Hg can be converted into MeHg as a result of natural processes. Total… read more here.

Keywords: tissues two; baltic sea; total mercury; methylmercury ... See more keywords

Hepatic and neurobiological effects of foetal and breastfeeding and adulthood exposure to methylmercury in Wistar rats.

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Published in 2019 at "Chemosphere"

DOI: 10.1016/j.chemosphere.2019.125400

Abstract: Methylmercury (MeHg) is an organic bioaccumulated mercury derivative that strongly affects the environment and represents a public health problem primarily to riparian communities in South America. Our objective was to investigate the hepatic and neurological… read more here.

Keywords: mehg; exposure; effects foetal; wistar rats ... See more keywords