Dependence in Biological News

Skin color clue to nicotine dependence

... smokers at increased susceptibility to nicotine dependence and tobacco-related carcinogens than lighter ... answered a questionnaire that measured nicotine dependence -- the Fagerstrom Test of Nicotine dependence (FTND). Researchers also measured the smokers' ...

Baker Institute report proposes strategies to ensure global energy security

... economies away from excessive export-oriented dependence on U.S. consumption." Asian consumers need to ... over Iran's nuclear program, Europe's heavy dependence on Russian natural gas, the rise of resource ... nuclear power, holds the promise of less dependence on fossil fuels while improving the environment. ...

Scientists find universal rules for food-web stability

... of predator-prey links are less likely to be stable, while a strong dependence of predation on predator density destabilizes the system. On the other hand, a strong dependence of predation on prey density has a stabilizing impact on food webs. ...

Economic value of insect pollination worldwide estimated at 153 billion euros

... upon the figures of the literature review published in 2007 on pollinator dependence of the main crops used for food, the study just published in ECOLOGICAL ... per production unit and its ratio of vulnerability ; the higher the dependence on insect pollinators, the higher the price per metric ton. From the ...

Survey of Hispanics and alcohol dependence

... of Public Health Dallas Regional Campus, which examined alcohol abuse and dependence among Hispanic male populations in the United States, will be expanded to ... Mexican-American and Puerto Rican populations had higher rates of alcohol dependence than South Central and Cuban Americans. For instance, Mexican and Puerto ...

Don't count on long-term success in climate policy, warns paper in Decision Analysis

... Research and the Management Sciences (INFORMS). "Incorporating Path dependence into Decision Analytical Methods: An Application to Global Climate Change ... incremental changes. In his paper, he argues that consideration of path dependence in the context of climate policy justifies greater near-term emissions ...

Pediatricians alerted to the developmental nature of underage drinking in special journal supplement

... Looking at developmental perspectives to determine the risk of alcohol dependence is a relatively new scientific approach that is bearing results. For ... by young people makes them more vulnerable to the development of alcohol dependence over a lifetime. Further, risk of an individuals becoming alcohol ...

Key to using local resources for biomass may include waste

... nation. Biofuels will be part of the solution to reducing Americas dependence on imported oil while transitioning to a renewable energy base -- but they ... capture -- if were going to get to the rate and scale needed to reduce dependence on imported oil while reducing carbon emissions. ...

A research of the UGR shows the genetic predisposition to develop alcohol abuse

... of an exogenous surplus, diminishing its own supply and triggering dependence on an external source--in this case, alcohol. According to a study by ... presence of an exogenous surplus, then, when its own production stops, a dependence starts on the external source: alcohol. Who may become and alcohol ...

Aware, Inc. Reports Second Quarter 2009 Financial Results

... to sell services contracts in a manner that is consistent with our business model; our ability to deliver service contract milestones; and our dependence on third party contractors and consultants to deliver certain services contract milestones. We refer you to the documents Aware files from time to ...

Rice University researchers ask if biofuels will lead to a 'drink or drive'

... sediment. "These potential drawbacks," which the authors labeled the "water footprint," must be "balanced by biofuels' significant potential to ease dependence on foreign oil and improve trade balance while mitigating air pollution and reducing fossil carbon emissions to the atmosphere." The report ...

Aware, Inc. Reports First Quarter 2009 Financial Results

... to sell services contracts in a manner that is consistent with our business model; our ability to deliver service contract milestones; and our dependence on third party contractors and consultants to deliver certain services contract milestones. We refer you to the documents Aware files from time to ...

Plastic that grows on trees, part two

... for synthesis of plastics and other useful materials," said PNNL geochemist and study coauthor Jim Amonette. "Advances like this can help reduce our dependence on fossil fuels." ...

Diuscovery in amber reveals ancient biology of termites

... can have 20 million individual insects. And they also cause massive amounts of damage every year to wood structures in much of the world. Their dependence on these protozoa is now well understood, and the process isn't always pretty. Somewhere on the evolutionary scale the termites began producing a ...

Aware, Inc. Reports First Quarter 2009 Financial Results

... to sell services contracts in a manner that is consistent with our business model; our ability to deliver service contract milestones; and our dependence on third party contractors and consultants to deliver certain services contract milestones. We refer you to the documents Aware files from time to ...

Climate change threatens Lake Baikal's unique biota

... Site by UNESCO because a high proportion of its rich fauna and flora are found nowhere else. Perhaps the most alarming imminent threat stems from the dependence of the lake's food web on large, endemic diatoms, which are uniquely vulnerable to expected reductions in the length of time the lake is frozen each ...

Vanderbilt engineers play key role in new DOE energy frontier research center

... be supported with $2.5 million per year for five years. "As global energy demand grows over this century, there is an urgent need to reduce our dependence on fossil fuels and imported oil and curtail greenhouse gas emissions," said Secretary of Energy Steven Chu when announcing the program. "Meeting ...

DOE funds bio-inspired solar fuel center at Arizona State

... at a level of $14 million over a five-year period. "As global energy demand grows over this century, there is an urgent need to reduce our dependence on fossil fuels and imported oil and curtail greenhouse gas emissions," said Secretary of Energy Steven Chu. "Meeting this challenge will require ...

DOE to establish Energy Frontier Research Center at PNNL

... organizations, and private firms across the nation. "As global energy demand grows over this century, there is an urgent need to reduce our dependence on fossil fuels and imported oil and curtail greenhouse gas emissions," said Secretary of Energy Steven Chu. "Meeting this challenge will require ...

DOE makes largest Danforth Campus research award in history

... energy production systems for the future," Sayre said. "As global energy demand grows over this century, there is an urgent need to reduce our dependence on fossil fuels and imported oil and curtail greenhouse gas emissions," Secretary of Energy Steven Chu, Ph.D., said. "Meeting this challenge will ...

Regional partnership to develop algal biofuels gets backing of San Diego leaders

... Fox. "This consortium will strengthen our ability to obtain grants and attract resources to the area. Algal biofuels will allow us to reduce our dependence on fossil fuels and other economies, and will provide opportunities for a new economy and workforce." "San Diego has a unique combination of life ...

K-State biologist collaborating with researchers in Africa on grassland sustainability, biodiversity

... the African grasslands are more interconnected to the people's way of life. "Like in Africa, we acquire most of our food from grasslands, but the dependence is more critical in Africa," Hartnett said. "Not only do the grasslands produce grain and meat, but they also produce building materials, medicines ...

Iowa State researchers developing clean, renewable energy for ethanol industry

... technologies and patents. A project summary says using biomass to produce ethanol and provide heat for ethanol production can reduce the nation's dependence on foreign oil, reduce the carbon footprint of ethanol plants, increase the plants' renewable energy ratio, boost the profitability of biorefineries ...

Houseplants increase quality of life for retirement community residents

... of the study, the teachers were impressed by the transformation of the overall demeanor of the students. They changed from a state of passive, lonely dependence to being more active, socially connected, and responsible for something other than themselves, demonstrating improvement in quality of life and ...

'Green' plastics could help reduce carbon footprint

... the largely petroleum-based plastic may soon be replaced by a nonpolluting, renewable plastic made from plants. Reducing the carbon footprint and the dependence on foreign oil, this new 'green' alternative may also provide an additional cash crop for farmers. "Making plastics from plants is not a new ...

Basic research critical to America's economic recovery

... not the answer. Basic research is an essential piece of the nation's innovation infrastructure. We can't improve our energy efficiency, reduce our dependence on foreign oil, deploy 21st century technologies or bring down the cost of health care if we don't invest in the research that will drive innovations ...

Study says 'middle class' coral reef fish feel the economic squeeze

... by local cultural institutions and taboos and a reliance on traditional, low-tech fishing methods. Increases in wealth often reduce a community's dependence on fishing, but it can also increase the number of motorized fishing vessels and fishing gear such as handlines. Economic growth during the early ...

Defectors take the car, cooperators go by bus

... Tucson suggests this is an apparent waste of resources, a serious producer of pollution, congestion, delays, and the fundamental reason for US dependence on foreign oil, but is mass transportation in large cities the best alternative. Should commuters take the bus rather than driving to work? ...

New scientific knowledge on juvenile diabetes

... disease in which the immune system attacks the insulin producing pancreatic beta cells. The gradual loss of beta cells results in life-long dependence on exogenous insulin. At the moment, the earliest identifiable process in the pathogenesis of type 1 diabetes has been the development of ...

First-ever socioeconomic study on coral reefs points to challenges of coastal resource management

... from interviews with 14,000 households in 27 tropical coastline countries grouped into six broad geographical regions. The study focuses on the dependence of coastal communities on fishing, the top three perceived threats to corals along the coasts, and how socio-economic data is being used in coastal ...

Surface-level ozone pollution set to reduce tree growth 10 percent by 2100

... reduction by the end of the century. Ozone pollution is four times greater now than prior to the Industrial Revolution in the mid-1700s; if modern dependence on fossil fuels continues at the current pace, future ozone concentrations will be at least double current levels by the end of this century with the ...

Orchid Cellmark Reports Third Quarter 2008 Financial Results

... relating to technologies, product development, manufacturing, market acceptance, cost and pricing of Orchid Cellmark's products and services, dependence on government funding and collaborations, regulatory approvals, competition, intellectual property of others, patent protection, litigation, the ...

Pollinator decline not reducing crop yields just yet

... "The research team scored crops on how much they depend on pollinators for maximum production," Dr Cunningham says. "Depending on the crop, this dependence ranges from zero to 100 per cent. For example, cereal crops like wheat don't need to be pollinated but at the other end of the scale, unpollinated ...

Scientific community called upon to resolve debate on 'net energy' once and for all

... this issue of appropriate metrics once and for all so we can concentrate on the real task at hand to deliver viable alternative fuels and reduce our dependence on fossil fuels." He adds: "Net energy is misleading because it does not give us the whole story of a fuel but instead asks us to make a judgement ...

Bayhill Therapeutics and the Juvenile Diabetes Research Foundation announce research collaboration

... This product candidate's potential to stabilize or improve glucose control by eliminating the autoimmune response could lead to reduced insulin dependence and long-term complications of type 1 diabetes. Patient enrollment is currently underway in a Phase I/II placebo-controlled clinical trial of ...

Entomological Society of America names 2008 award winners

... his degree in epidemiology in 2005 and his degree in entomology this fall. Using Bayesian statistical methods that account for spatial and temporal dependence among trap counts, Chris has developed statewide models that address regional differences in phenology of two mosquitoes of public-health importance, ...

'No time to lose' to start thinking sustainability

... ever faced." While people have adapted to changing localized climate conditions, the current crisis is a worldwide one. He addresses the long-running dependence on fossil fuels, as well as food production, including its transport and waste. He tackles the meaning of sustainability and outlines its three ...

If your first cigarette gave you a buzz and you now smoke, a gene may be to blame

... in smoking-related behaviors and in lung cancer. Other researchers have already linked variations in the same genetic region to smokers' level of dependence on nicotine, to the number of cigarettes smoked per day and to a far higher risk of lung cancer the ultimate outcome of a lifetime of smoking. ...

UGA gets $2.5 million in grants to study plants to make biofuels

... the BioEnergy Science Center. "For the average Georgian, the outcome of the research in this project will be less expensive liquid fuels, less dependence on foreign oil, lower food costs and less release of carbon dioxide into the environment," Bennetzen said. "We won't see these outcomes in the next ...

Do birds have a good sense of smell?

... the total number of OR genes, the researchers estimated which proportion of these genes are functional. This was done because, in mammals, a reduced dependence on the sense of smell is associated with OR genes gradually accumulating mutations and so becoming non-functional. For example, in humans, which have ...