Results 1 to 10 of about 12,567 (128)

Methane cycling microbes are important predictors of methylmercury accumulation in rice paddies [PDF]

open access: yesApplied and Environmental Microbiology
Microbial production of methylmercury from inorganic mercury in rice paddies poses health risks to consumers of this essential dietary staple. Although mercury-methylating communities are well characterized, the microbial guilds contributing to ...
Rui Zhang   +7 more
doaj   +2 more sources

Glutathione reductase plays a role in the metabolism of methylmercury degradation in Rhodotorula mucilaginosa [PDF]

open access: yesMicrobiology Spectrum
Mercury pollution is a kind of heavy metal pollution with great harm and strong toxicity which exists worldwide. Some microorganisms can convert highly toxic methylmercury into inorganic mercury compounds with significantly reduced toxicity.
Yi Guo   +8 more
doaj   +2 more sources

Burden of Disease Attributed to Prenatal Methylmercury Exposure in the Yanomami Indigenous Land [PDF]

open access: yesToxics
The Yanomami Indigenous Land (YIL) is heavily impacted by illegal gold mining, leading to significant contamination by methylmercury, a neurotoxin that poses severe risks to human health.
Ana Claudia Santiago de Vasconcellos   +3 more
doaj   +2 more sources

Incorporating in vivo demethylation and reduction into mercury mitigation for sustainable development [PDF]

open access: yesEco-Environment & Health
Mercury pollution, in conjunction with other contaminants, hampers progress toward the United Nations Sustainable Development Goals. The Minamata Convention on Mercury, which came into force in 2017, represents a critical step in combating this global ...
Huan Zhong   +6 more
doaj   +2 more sources

Sedimentary Mercury Enrichments as a Tracer of Large Igneous Province Volcanism

open access: yesGeophysical Monograph Series, Page 247-262., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Lawrence M. E. Percival   +3 more
wiley  

+2 more sources

Fecal Methylmercury Correlates With Gut Microbiota Taxa in Pacific Walruses (Odobenus rosmarus divergens)

open access: yesFrontiers in Microbiology, 2021
ObjectivesMethylmercury metabolism was investigated in Pacific walruses (Odobenus rosmarus divergens) from St. Lawrence Island, Alaska, United States.MethodsTotal mercury and methylmercury concentrations were measured in fecal samples and paired colon ...
Sarah E. Rothenberg   +7 more
doaj   +1 more source

Methylmercury toxic mechanism related to protein degradation and chemokine transcription

open access: yesEnvironmental Health and Preventive Medicine, 2020
Methylmercury is an environmental pollutant that causes neurotoxicity. Recent studies have reported that the ubiquitin-proteasome system is involved in defense against methylmercury toxicity through the degradation of proteins synthesizing the pyruvate ...
Jin-Yong Lee   +3 more
doaj   +1 more source

Methylmercury inhibits prolactin release in a cell line of pituitary origin [PDF]

open access: yesBrazilian Journal of Medical and Biological Research, 2015
Heavy metals, such as methylmercury, are key environmental pollutants that easily reach human beings by bioaccumulation through the food chain. Several reports have demonstrated that endocrine organs, and especially the pituitary gland, are potential ...
L.A.L. Maués   +6 more
doaj   +3 more sources

Methylmercury induces neuronal cell death by inducing TNF-α expression through the ASK1/p38 signaling pathway in microglia

open access: yesScientific Reports, 2021
We recently found that tumor necrosis factor-α (TNF-α) may be involved in neuronal cell death induced by methylmercury in the mouse brain. Here, we examined the cells involved in the induction of TNF-α expression by methylmercury in the mouse brain by in
Takashi Toyama   +6 more
doaj   +1 more source

Changes in erythrocyte methylmercury among women during pregnancy: a monocentric survey and comparison study

open access: yesZhongguo gonggong weisheng, 2022
Objective To investigate changes in peripheral erythrocyte methylmercury among pregnant women during different gestational periods and the methylmercury in neonatal umbilical cord blood erythrocyte.
Xing CHEN   +3 more
doaj   +1 more source

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