Sentences with phrase «oxide levels of»

With an average temperature of eight degrees Fahrenheit, six times saltier water than seawater, and the highest nitrous oxide levels of any body of water on Earth, it's safe to call the Lake Vida research site a «challenging environment.»

Not exact matches

It is almost three years since VW was caught fitting cheat devices to fool testers into measuring lower than actual levels of nitrogen oxides emitting from its diesel cars.

While U.S. power plants have limits on other air - born pollutants — like nitrogen and sulfur oxides that cause acid rain — there haven't been limits, until now, on the levels of carbon dioxide emissions that power plants can emit.

Ghalaut VS, Sangwan L, Dahiya K, Ghalaut PS, Dhankhar R, Saharan R. Effect of imatinib therapy with and without turmeric powder on nitric oxide levels in chronic myeloid leukemia.

Effect of imatinib therapy with and without turmeric powder on nitric oxide levels in chronic myeloid leukemia

«Garden equipment engines emit high levels of carbon monoxide, volatile organic compounds and nitrogen oxides, producing up to 5 % of the nation's air pollution and a good deal more in many metropolitan areas like Los Angeles.

Like Vanicream, Blue Lizard contains high levels of both zinc oxide and titanium dioxide.

Acid Mantle, layered with a zinc oxide cream over top, can help to restore the pH level and soothe the burn of the rash.

In fact before I left for Ghana, Nathan had been taken off the antibiotics and the levels of his intake of oxygen and nitric oxide had been dropped.

«To ask the Secretary of State for Transport whether he has requested a derogation from EU air quality legislation in relation to limits on the levels of pollution from (a) nitrogen dioxide, (b) ozone and (c) other nitrogen oxides.

As shown in previous studies, the litter from the polluted site, which had endured high levels of atmospheric nitrogen oxides and ozone, had higher nitrogen content than litter from the clean site.

This reduces the levels of nitrogen oxides produced during combustion in the engine.

Neufeld's group recently found that the enzyme nitric oxide synthase 2 (NOS - 2), which produces toxic levels of the gas nitric oxide, is active in the eyes of rats that have their eyes» drainage channels blocked, causing an artificial form of glaucoma.

With this understanding, scientists can control — on an atomic level — the growth of oxide thin - films.

The global arginine bioavailability ratio, GABR, is an indicator of the body's arginine levels, and the ratio has previously been used to measure the body's capacity to produce nitric oxide.

As is common around the country, New York State's Department of Environmental Conservation routinely monitors the levels of ozone, carbon monoxide, sulfur dioxide, nitrogen oxides, and particulates in the air.

If these pheromones are similarly broken down in the presence of ozone and nitrogen oxides, this could also seriously hit population levels.

In addition to air pollution data from state and local air agencies, these MESA Air monitors collected and measured variable levels of PM2.5, oxides of nitrogen, and black carbon, among other pollutants over two - week periods between 2005 - 2009.

VOCs, sunlight and nitrogen oxides react to produce high levels of ozone and photochemical smogs.

On the other hand, levels of trimethylamine oxide (TMAO)-- a compound that has been linked to cardiovascular disease — were significantly lower in the urine samples of vegetarians and vegans than they were in those of the omnivores.

«These remarkable data in Tibetans provide a beautiful demonstration of how nature has evidently exploited» nitric oxide levels to offset the effects of high altitude, says Jonathan Stamler, a cardiovascular disease researcher at Duke University Medical Center in Durham, North Carolina.

The team found that the blood of Tibetans had more than 10 times the concentration of biologically active nitric oxide breakdown products, such as nitrate and nitrite, than did blood from people who lived at sea level, signifying a high level of nitric oxide in their bloodstreams.

In the copper - oxide material, instead of raising the temperature, the scientists raise the level of doping to «melt» the density waves at a particular «critical point.»

They then decided to see what would happen if they supplied nitric oxide while simultaneously supplying chemicals that increase levels of calcium ions in cells.

«We observed that fumigation with high levels of nitric oxide was not toxic, but rather actually improved plant growth,» said Dr. Christian Lindermayr of the Institute of Biochemical Plant Pathology at Helmholtz Zentrum München.

«Low levels of oxgen, nitric oxide worsen sickle cell disease.»

Low levels of oxygen and nitric oxide both increase expression of P - selectin.

Instead of fully eliminating the aberrations in the electron microscope, the researchers purposely added a type of aberration, called four-fold astigmatism, to collect atomic level magnetic signals from a lanthanum manganese arsenic oxide material.

The blood analysis revealed that the human mothers exposed to higher levels of BPA and their infants showed signs of oxidative stress caused by overexposure to nitric oxide - derived free radicals.

Low levels of both oxygen and the powerful blood vessel dilator nitric oxide appear to have an unfortunate synergy for patients with sickle cell disease, researchers report.

The good news is that restoring normal levels of nitric oxide can substantially reduce red blood cell adhesion, said Dr. Tohru Ikuta, a molecular hematologist at the Medical College of Georgia at Georgia Regents University.

Researchers found high levels of manganese oxides by using a laser - firing instrument on the rover.

Here on Earth, we had lots of water but no widespread deposits of manganese oxides until after the oxygen levels in our atmosphere rose.»

Despite a 50 percent cut in smog - forming chemicals such as nitrogen oxides, commonly known as «NOx,» over the past 25 years, ozone levels measured in rural areas of the west have actually climbed.

After controlling for asthma, smoking, diet, demographics and other factors, researchers found that exhaled nitric oxide levels were lower in excessive drinkers than in adults who never drink, and the more alcohol an excessive drinker consumed, the lower the level of nitric oxide.

In addition to improving endothelial function, the MitoQ treatment increased levels of nitric oxide, reduced oxidative stress and improved the health of the mitochondria in the arteries of old mice.

According to data from the U.S. Environmental Protection Agency (EPA), levels of all major air pollution contaminants (ozone, nitrogen oxides, carbon monoxide, sulfur dioxide, particulate matter and lead) are down significantly since 1970; carbon monoxide levels alone dropped by more than 70 percent.

In one, emissions of nitrogen oxides and volatile organic compounds from human activities would continue at current levels through 2050.

Doctors have long treated heart attacks, improved asthma symptoms, and cured impotence by increasing levels of a single molecule in the body: nitric oxide.

The top 12 also included three areas of environmental concern: air pollution by oxides of nitrogen and other combustion products; the increase in carbon dioxide levels causing global warming; and urban waste.

Researchers are still searching for the genes that orchestrate how Tibetans transport low levels of oxygen so efficiently to their tissues — a process that may involve using nitric oxide to boost their blood volume.

The gas is then burnt in a way that produces low levels of nitrogen oxides.

The system provides «precision measurements of material motion that here relate directly to oxygen levels,» she says, enabling researchers to measure exactly how the oxygen is cycling in and out of the metal oxide.

As a result of this exposure children have significant blood levels of carcinogens that result when nicotine deposited on the surfaces reacts with nitrous oxide in the environment.

Some bacteria can turn choline (and also carnitine) into trimethylamine N - oxide (TMAO), high levels of which predict cardiovascular disease in humans.

In fact, lowered levels of nitric oxide are an early indicator of cardiovascular disease.

Nuclear factor kappa - B mediates selective induction of neuronal nitric oxide synthase in astrocytes during low - level inflammatory stimulation with MPTP.

Further studies present an association in women between the stress level and the activation of the vascular endothelial nitric oxide (NO) system, as well as with the carotid intima media thickness, suggesting a close link to stress induced cardiovascular dysfunction in women (99).

Levels of nitrous oxide in the atmosphere have been increasing steadily.

«Oxygen Vacancies and Ordering of d - Levels Control Voltage Suppression in Oxide Cathodes: the Case of Spinel LiNi0.5Mn1.5O4 - 8.»