American Chemical Society's Weekly PressPac -- Aug. 8, 2007
...n be a valuable resource for journalists trying to keep pace with chemistry and the multiple fields of science that involve chemistry. The report features a series of commentaries by chemists, including Nobel Laureate Robert H. Grubbs, on chemistrys role in working toward better medications, more nutritio...Features of replication suggest viruses have common themes, vulnerabilities
...g the cell to make a new organelle. It is a way to keep out competing processes and alarm-ringers and have a place where it can carry out its processes efficiently and for long periods of time." The balloon-like sacs or spherules observed by Ahlquist and his colleagues all had narrow necks that transcen...High blood pressure, low energy -- a recipe for heart failure
...elated receptor alpha (ERR alpha), helps the heart keep up with energy-draining conditions like high blood... for example you might enable the heart to better keep pace with its energy requirements." Although preventions and treatments are now available for heart...Rain forest protection works in Peru
...hment of territories for indigenous peoples helped keep large-scale rain forest damage in check between the years 1999 and 2005. However, the research also showed an increase in forest disturbance over the last couple of years of the study, primarily in two areas of the jungle where the forests are access...1 of deep ocean's most turbulent areas has big impact on climate
...d to understand how processes in the ocean help to keep the Earths climate stable, St. Laurent said. We are aware that the climate is warming, but we dont yet fully understand how the changes will affect society. Our work will result in better models for predicting how the ocean will affect the climate in...AAAS analysis finds Congress would add billions to FY 2008 R&D investment
...nistration requested cuts for 2008. Congress would keep increasing DOE energy R&D spending dramatically, by18.5 percent in the House to $1.8 billion and a staggering 29 percent to $2.0 billion in the Senate for the renewable energy, fossil fuels, and energy conservation programs, Koizumi reported. Env......nge is to figure out how to meet these demands and keep the ecosystem functions that underpin productivity working. So say researchers who will participate in a symposium, Tipping points in the biosphere: Agriculture, water, and resilience during the Ecological Society of Americas Annual Meeting. Tippi...American Chemical Society's Weekly PressPac -- Aug. 1, 2007
...n be a valuable resource for journalists trying to keep pace with chemistry and the multiple fields of science that involve chemistry. The report features a series of commentaries by chemists, including Nobel Laureate Robert H. Grubbs, on chemistrys role in working toward better medications, more nutritio...Genetic factors strongly shape how peers are chosen
... Va. (Aug. 6, 2007) As we develop, the company we keep may be increasingly influenced by our genes, according to a new study led by Virginia Commonwealth University researchers. Researchers report that as individuals develop, genes become increasingly important in influencing how they choose their peer...Defects in critical gene lead to accelerated lung tumor growth
...ic genes that recognize these malignant events and keep cells from growing out of control. Only a few of these genes called tumor suppressors are currently known. Now scientists at the University of North Carolina at Chapel Hill School of Medicine and Harvard Medical School have added to the list anot...UC experts detail new standard for cleaner transportation fuels
... others more biofuel. Consumers will be able to keep the gasoline-powered cars they drive today for many years, as fuel providers lower the global warming effects of gasoline. They will also have more options for new vehicles and fuels in the future. Trucking, construction and farming vehicle own...Unknotting DNA clue to cancer syndrome
... their normal forms, the SGS1 and Bloom's proteins keep the situation under control by separating the entangled chromosomes and preventing undesirable crossovers. While these experiments were done in yeast, Hunter predicted that the results could be extended to human cells. "This is a fundamental insi...JCI table of contents: August 1, 2007
...g/article.php?id=32975 PHYSIOLOGY: EGF helps keep magnesium in Low levels of magnesium in the blood (known as hypomagnesemia) can be fatal or result in brain damage. Hypomagnesemia can be an inherited disorder and mutations in any one of a number of genes have been shown cause the disorder. A new...Under magnetic force, nanoparticles may deliver gene therapy
... delivering anti-growth genes to stents could help keep blood flowing freely. The materials composing the nanoparticles are biodegradable, so they break down into simpler, nontoxic chemicals that can be carried away in the blood. Previous researchers had shown that magnetically driven nanoparticles coul...High rates of HIV infection documented among young Nepalese girls sex-trafficked to India
...ese very young girls, brothel owners take steps to keep them in captivity for longer periods of time. The HSPH team found that girls trafficked under age 15 were more likely than older girls to be held in brothels for a year or longer, and that the risk of HIV infection increased by two percent for every ...New UD tissue-engineering research focuses on vocal cords
...hese flexible folds of tissue, coated in mucous to keep them moist, operate like an elevator door and must come together to produce a sound. When you talk or sing, the folds may vibrate more than 100 times a second from the air that is forced up from the lungs through the trachea. However, excessive use...Cell damage caused by brushing may help keep gums healthy
One way regular brushing may help keep gums firm and pink is, paradoxically, by tearing open cells, researchers have found. Bristles wielded with even gentle force tear holes in the epithelial cells that line the gums and tongue, causing a momentary rupture, researchers at the Medical C...American Chemical Society's Weekly PressPac -- July 25, 2007
...n be a valuable resource for journalists trying to keep pace with chemistry and the multiple fields of science that involve chemistry. The report features a series of commentaries by chemists, including Nobel Laureate Robert H. Grubbs, on chemistrys role in working toward better medications, more nutritio...A new brake on cellular energy production discovered
...tion that has to be met for the body to be able to keep warm, move and even survive is that the mitochondria - the cells' power stations - release the right amounts of energy. Scientists at Karolinska Institutet have now identified the first known factor that acts as a brake on cellular energy production....FDA sees nanotech challenges in every product category it regulates
... in the Task Force report, FDA will not be able to keep pace with todays rapidly developing nanotechnology market or engender consumer and investor confidence in emerging products. Just released, this is the first report from the Food and Drug Administrations Nanotechnology Task Force about the agencys ...