Tag: "systems" at biology news

DNA-damage test could aid drug development

...That premise will be tested in coming years as new systems become available." ...

New impetus through networking

...on of new concepts, materials and technologies for systems with alterable optical properties, such as image e...hly complex and, in particular, highly dimensional systems is a key requirement for technological development in the natural sciences, engineering and finance ...

Climate policy: It's good to be in the 'RED'

...sures that can enhance the success of carbon-trade systems and subsidized low-carbon development programs. For example, by strategically evaluating forest land to determine its value for other uses, developing countries can focus on clearing only areas with high agricultural value. "It will require politi...

Drylands are not the same as badlands

...taining vulnerable and delicately balanced dryland systems involves a changeable mix of ecological factors an...ty -- have thresholds that, when crossed, can push systems into "a new state or condition," the report said. Crossing thresholds don't necessarily mean a tur...

UF scientists identify cancer virus' genetic targets

...een found in greater numbers in people with immune systems weakened by human immunodeficiency virus infection and AIDS. At its peak, about a quarter of sexually active men with AIDS developed Kaposis sarcoma, but that rate of occurrence dropped dramatically with more effective treatment of HIV infection, a...

MU researchers examine the environmental effects of silver nanoparticles

...eatment plants. Hu said the particles enter sewage systems following the washing of hands after people have handled the "nanotechnology enhanced" products. Some of those products include: bandages clothing cosmetics car wax toys Hu said laundry detergents, soaps, water filters ...

University of Arizona neurobiologist John Hildebrand elected to the National Academy of Sciences

...e neurobiology and development of insect olfactory systems and their effects on insect behavior, was elected to the National Academy of Sciences on May 1, 2007. Election to membership in the academy is considered one of the highest honors a U.S. scientist or engineer can achieve. Hildebrand's work integr...

InfoSNM highlights advances in computer, information sciences for molecular imaging

...rprise), an initiative to improve the way computer systems in health care share information, organized the InfoSNM program....

Plants tag insect herbivores with an alarm

...ribe at the molecular level. Exceedingly few model systems have been utilized to characterize the potential interactions between what researchers estimate to be at least four million insects and 230,000 flowering plant species. Moreover, highly active plant defense signals can occur at trace levels, too sma...

Gene mutation linked to cognition is found only in humans

...d memory, is expressed only in the central nervous systems of humans and that it originated less than 5 million years ago. The study, which also demonstrated the molecular mechanism that creates this novel protein, will be published online in Human Mutation, the official journal of the Human Genome Variation...

Creation of an international industrial chair in life cycle assessment

...ct, the company's strategic choices and management systems have integrated sustainable development principles for the past many years. Life cycle assessment is a fundamental methodological support for this sustainable approach. Committed in this field since the 1990s, Gaz de France has intensified its effort...

Case Western Reserve University School of Medicine researchers awarded $27M for TB research

... although is decreasing as extensive public health systems assure that TB patients promptly receive and take their free medications for the required six months, and that persons at risk are screened for latent M. tuberculosis infection and provided preventive therapy. Many Americans travel to TB endemic cou...

Study shows response to financial loss parallels brain's processing of pain

...osses," says Seymour. "Understanding how these two systems operate and interact may provide important insights into why some people gamble more than others, and why some become addicted to it." ...

Nitric oxide: Key to cardiovascular and pulmonary function and drug effectiveness

...trates how two of the most pervasive physiological systems -- G-protein coupled receptors and nitric oxide --... pressure. "We demonstrated that when one of the systems goes awry, so does the other," said Stamler, whose laboratory has made many fundamental discoveries ...

Scientists discover rare 'gene-for-gene' interaction that helps bacteria kill their host

...nhibits the work of an enzyme that insects' immune systems use to defend themselves from attack. Although s...why this research is so interesting. "The immune systems of all animals, even relatively simple ones like insects, are all very similar. "This is particula...

Ecology in an era of globalization

...licy interventions. In "The future of production systems in a globalized world," Elena Bennett (McGill University, Montreal, Canada) and Patricia Balvanera (Universidad Nacional Autnoma de Mexico, Morelia, Mexico) analyze ecosystem services, especially those providing food, fiber, and timber. They discuss...

Study confirms the risk of exposure to secondhand tobacco smoke outdoors

... have adverse effects on the heart and respiratory systems and increase the severity of asthma attacks, especially in children. "We were surprised to discover that being within a few feet of a smoker outdoors may expose you to air pollution levels that are comparable, on average, to indoor levels that we m...

Researcher receives $1.8M AIDS-related grant

...age. While many have theorized that damaged immune systems of AIDS patients leave them vulnerable to otherwise benign viruses, Johnson, going a step further, believes that proteins produced by the AIDS virus, HIV, may actually supercharge the JC virus. To do this the HIV proteins interact with proteins produ...

Salk scientist Ursula Bellugi elected to National Academy of Sciences

...central role. This predisposition of certain brain systems to process language, whether spoken or signed, is a striking demonstration of neuronal plasticity. During her whole career, Bellugi has been seeking new avenues for understanding the ties between molecular genetics, the brain and cognition. So she re...

More recycling on the farm could reduce environmental problems

...y of Guelph, documents how semiclosed agricultural systems -- which he terms "regenerative" -- could enhance global sustainability of biological resources, curtail greenhouse gas emissions and groundwater contamination, and reduce farming's reliance on oil imports and water. A switch to regenerative agricult...

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(Date:10/28/2014)... juices are associated with a lower risk of developing ... of East Anglia (UEA). , Research published today ... flavanones (both subclasses of dietary flavonoids) significantly decrease their ... of cancer death among women. , The research ... between 25 and 55 for more than three decades. ...
(Date:10/27/2014)... German . ... via electrical signals, they communicate with each other at ... substances, the neurotransmitters, are stored in vesicles at the ... vesicles fuse with the cell membrane and release their ... synapses always have some readily releasable vesicles on standby. ...
(Date:10/27/2014)... breakthroughs may pave the way for vaccines and ... These flatworms, including tapeworms that cause hydatid diseases ... infect more than 300 million people and cause ... to chronic illness and death each year. , ... immunology, and tropical medicine, and scientific director of ...
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