Search results for inorganic mercury

Molecular & Computational biology Aug 25, 2020

Scientists create protein models to explore toxic methylmercury formation

A team led by the Department of Energy's Oak Ridge National Laboratory created a computational model of the proteins responsible for the transformation of mercury to toxic methylmercury, marking a step forward in understanding ...

Environment Jul 23, 2020

Mercury remains a persistent poison in Connecticut's Still River

Western Connecticut is known for rolling hills, rich history, and industry, such as hat making. Once called the "Hat City of the World," Danbury thrived. Anyone familiar with Lewis Carroll's Mad Hatter may also be aware of ...

Environment Jul 16, 2020

How we learned more about dangerous pollutants in Lagos lagoon

Lagos lagoon is the largest of four lagoon systems off the Gulf of Guinea. Several rivers and waterways empty into it, and it plays an important role in the West African coastal ecosystem as well as the Nigerian economy.

Environment Feb 13, 2020

Research identifies potential cause of Minamata mercury poisoning

One of the world's most horrific environmental disasters—the 1950 and 60s mercury poisoning in Minamata, Japan—may have been caused by a previously unstudied form of mercury discharged directly from a chemical factory, ...

Ecology Jul 8, 2019

Bioaccumulation of methylmercury in wood frogs and spotted salamanders in Vermont vernal pools

Mercury (Hg), and its more biologically available form, methylmercury (MeHg), are powerful neurotoxins that impact development and function of the central nervous system. The Northeast is considered a mercury "hotspot," due ...

Biochemistry Feb 12, 2019

Organotin poisoning may cause obesity, medics say

RUDN medics report that exposure to organotin compounds may cause metabolic disturbance and therefore lead to obesity. Being aware of the mechanisms of such exposure, doctors can neutralize the effect of the toxins. The work ...

Environment Jan 23, 2019

Identifying factors that influence mercury levels in tuna

Most consumers' exposure to toxic methylmercury occurs when they eat fish. But research just published in the ACS journal Environmental Science & Technology could help clarify why methylmercury concentrations in tuna vary ...

Environment Dec 19, 2018

Clarifying rates of methylmercury production

While volcanoes and forest fires release mercury, they are relatively small sources compared to the combustion of coal, oil, and other fuels. Mercury is toxic. Microbes turn mercury into a neurotoxin called methylmercury. ...

Environment Nov 13, 2018

Deepwater Horizon oil spill's dramatic effect on stingrays' sensory abilities

It has been almost a decade since the Deepwater Horizon Oil spill. Described as the worst environmental disaster in the United States, nearly 5 million barrels of crude oil oozed into the Gulf of Mexico, severely degrading ...

Earth Sciences Oct 29, 2018

Study finds unexpected levels of bromine in power plant exhaust

Some coal-fired power plants in the United States emit gases that may have significant effects on the atmosphere and can produce harmful compounds in drinking water, according to new research.

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