Sentences with phrase «as changes in»

It is believed to result from a combination of genetics and environmental factors such as irritants and allergens that drive T lymphocytes to produce factors that cause abnormal changes in keratinocytes, the predominant cell type in the outermost layer of skin, as well as changes in other cells in the underlying dermis.

Researchers linked dated graffiti about droughts in a cave in China to physical evidence in the cave of the water shortages, such as changes in ratios of stable isotopes in specific layers of stalagmites

«The media establishment is changing fast,» said King, Albert J. Weatherhead III University Professor at Harvard, citing declines in the number of journalists, as well as changes in the business models of media organizations — including, for instance, shifts from revenue generated through print advertisements to revenue through subscription paywalls.

Researchers said that their study has some limitations because it does not contain information about other school factors that may affect students» well - being during a transition, such as changes in school cultures or institutional heritage or traditions, or changes in available extracurricular activities.

Out in the real world, they are quickly overwhelmed by background noise as minuscule as changes in Earth's magnetic field caused by distant solar storms.

As well as changes in sea ice, they considered other possible explanations for the changing behaviour observed.

These patterns in turn may have implications for future C cycling and sequestration in tropical forests, as changes in environmental conditions lead to shifts in abundances of herbivore populations.

Such materials can be patterned with live cells engineered to sense environmental chemicals and pollutants as well as changes in pH and temperature.

«We need to do everything we can to find effective drugs against the Zika virus, as changes in travel and climate have caused more tropical diseases to move into new parts of the globe,» said Kao, who has also spent 15 years studying the virus that causes hepatitis C.

During the first two - thirds of the Quaternary, the ice advanced and retreated roughly every 41,000 years — the same tempo as the changes in the tilt of Earth's axis.

The effect of these small orbital changes was amplified by positive feedbacks, such as changes in greenhouse gas levels.

While the ECS factors in such «fast» feedback effects as changes in water vapor — water itself is a greenhouse gas, and saturates warm air better than cold — they argued that slow feedbacks, such as changes in ice sheets and vegetation, should also be considered.

The conclusion that limiting CO2 below 450 ppm will prevent warming beyond two degrees C is based on a conservative definition of climate sensitivity that considers only the so - called fast feedbacks in the climate system, such as changes in clouds, water vapor and melting sea ice.

Some climate scientists, including James E. Hansen, former head of the nasa Goddard Institute for Space Studies, say we must also consider slower feedbacks such as changes in the continental ice sheets.

A strong, male - biased mutation spectrum was also measured, wherein three - quarters of mutations occurred in sperm thorough spermatogenesis, as well as new structural alterations, such as changes in gene conversion and copy number.

Cells can respond to a host of environmental vicissitudes such as changes in nutrients, bursts of hormones, or encroaching neighbors, for instance.

Their findings: natural influences such as changes in the amount of sunlight or volcanic eruptions did not explain the warming trends, but the results matched when increasing levels of greenhouse gas emissions were added to the mix.

As changes in regulations cause landfills to be cleaned up, covered and closed, scientists expect the behavior of scavenging animals to change — with potential consequences for other species, ecosystems and human - animal interactions.

Rising costs from flood damage are due to several factors such as changes in climate, land use, population and wealth.

She discovered that, when grouped, fish are able to estimate subtle nuances, such as changes in water temperature, salinity or concentration and use such metrics to decide, together, on the best path.

But some of the most dramatic ecological alterations, such as changes in bottom - dwelling invertebrates or the loss of native clams, go unnoticed by most people.

Even subtle shifts in the Gulf Stream, linked to cyclical phenomena such as changes in winds around the North Atlantic, may condemn many to death in the Arctic, for example.

Adaptationism certainly appears to hold true in microevolution — small - scale evolutionary change within species, such as changes in beak shape in Galapagos finches in response to available food sources.

«We found that if you have a higher functioning dorsolateral prefrontal cortex, the imbalance in these deeper brain structures is not expressed as changes in mood or anxiety,» Hariri said.

The resulting electronic skin recognizes pokes and prods as changes in electric resistance.

As changes in gut flora could increase the risk of some chronic diseases, such as inflammatory bowel syndrome, each course of antibiotics may represent a trade - off between short - term benefit and long - term risk.

The researchers used a technique called magnetoencephalography, which detects the firing of neurons as changes in the brain's magnetic field, to monitor the responses of the auditory cortex to the tones.

To gain more insights into the impact of this favoritism on a large scale, Naudts and colleagues reconstructed 250 years of European forest history using modelling that included forest management factors, such as changes in tree species.

Looking at shifts in Manley's winter temperatures from year to year, he says, gives a good reading of important natural cycles that influence climate, such as changes in ocean circulation like the North Atlantic Oscillation.

But unlike the normal mice, those with altered macrophages showed no signs of inflammation, such as changes in insulin production, high levels of immune chemicals, and macrophages in their belly fat.

When scientists use climate models for attribution studies, they first run simulations with estimates of only «natural» climate influences over the past 100 years, such as changes in solar output and major volcanic eruptions.

The indirect effects of rising atmospheric carbon dioxide (CO2) levels, such as changes in soil moisture and plant structure, can have a bigger impact on ecosystems than previously thought.

«I've spent a lot of time over the years looking at other isotopes from a diversity of fauna on the island and have answered all sorts of questions about animal interactions and ecological change, but big questions remain unanswered about differences in mobility among organisms as well as changes in their mobility over time.»

Now they want to find out what could make this happen in nature, such as changes in acidity in the mouth, gut or vagina.

But for floating voters such as myself these changes in approach are the reason that I will vote Conservative in 2010 for the first time since 1993.

The latest survey from the Food Bank of Central New York shows an increase in food requests as well as some changes in the kinds of people who are asking for help.

Among the important factors that could cause Rio Tinto's actual results, performance or achievements to differ materially from those in the forward - looking statements include, among others, levels of actual production during any period, levels of demand and market prices, the ability to produce and transport products profitably, the impact of foreign currency exchange rates on market prices and operating costs, operational problems, political uncertainty and economic conditions in relevant areas of the world, the actions of competitors, activities by governmental authorities such as changes in taxation or regulation and such other risk factors identified in Rio Tinto's most recent Annual Report on Form 20 - F filed with the United States Securities and Exchange Commission (the «SEC») or Form 6 - Ks furnished to the SEC.

«We need relief from unfunded State mandates, as well as changes in State law that would allow us to save money, particularly where we can find ways to save money that would not cost the State a dime.»

A few possible influences include medical institutions, consumerism, business entities, social class, as well as changes in family structure and dynamics.

These effects will be measured as changes in infant crying and sleep and maternal measures.

This includes changes in your anatomy to prepare for labor and childbirth as well as changes in function to prepare for feeding your newborn baby.

More recently, rates of higher order births (three or more infants) have declined as changes in assisted reproductive techniques (ART) to reduce multiple pregnancies have been implemented (Smith 2014; Umstad 2013).

It's important to monitor how your teen responds to risk, criticism and failure as changes in your teen's behavior could signal your teen is depressed.

The suit seeks unspecified damages as well as changes in hiring practices to include reference checks and public searches.

If the exercise work rate is free to vary, then experimental interventions such as changes in ambient temperature, oxygen content of the inspired air, energy substrate availability or the provision of incorrect distance feedback all alter the power output (pacing strategy), whereas the rate of increase in RPE has been found to be similar between conditions.13 20 21 24 — 26

If the symptoms seem abnormal, try to determine any contributing factors, such as changes in intensity, distances or stroke mechanics.

Wenger has already said that he has no idea what team Klopp will pick as he changes it in every game, and Mignolet thinks this rotation is good for Liverpool as it keeps the players on their toes.

There is no silver bullet for how to reduce food waste, it will require policy changes as well as changes in the actions of everybody along the supply chain, but we also believe that DuPont can provide solutions that make some of those changes easier.

The Mayo Clinic states common risk factors as changes in female hormones, older age, obesity, and inherited genetic conditions — not sugar or beverage consumption.

A new report from the U.S. Department of Agriculture examine that growth, as well as changes in dairy product markets, growing price volatility, and dairy policy.