Tag: "free" at biology news

Dinosaur symposium at the Smithsonian Institution

..., Saturday and Sunday, Dec. 13-14. All events are free and open to the public and will be held in the Museum's Baird Auditorium. Scientists, dinosaur enthusiasts and families are all invited to attend. The public symposium, organized and hosted by Smithsonian dinosaur curator Dr. Matthew Carrano, will p...

Use of new direct thrombin inhibitor may be as effective as current standard treatment

... that, in its activated form, selectively inhibits free and clot-bound thrombin, a key enzyme in the body's coagulation pathway. "We believe that ximelagatran holds promise as a new agent for the treatment of venous thromboembolism, a sometimes fatal disease that affects an estimated 250,000 to two mill...

Newly identified genes may help predict outcome in childhood leukemia

...ile high OPAL1 was associated with long-term event free survival, particularly in males. Eighty-six percent of ALL cases with t(12;21), which has prognostic value in ALL, and high OPAL1 achieved long term remission compared to only 35 percent of t(12;21) cases with low OPAL1, suggesting that OPAL1 may be...

New advances in thrombosis help further understanding of disease prevention

...agatran in its activated form selectively inhibits free and clot-bound thrombin, a key enzyme in the body's coagulation pathway. Results showed that ximelagatran given 24 hours after total knee replacement surgery appeared to have increased efficacy and similar safety, without the need for coagulation mo...

Ultra-thin coating traps DNA on a leash

...o this flexible leash is able to act as if it were free floating." The organic molecules that make up the coating have one end that attaches to the glass and the other end with three functional amine groups where DNA strands can interact and attach. Retention of DNA is more than 50 percent better than f...

Scientists solve puzzle of how kinesin motor molecules walk or limp across cells

...which enables them to hijack the kinesin and get a free ride through the cell."...

Doppler ultrasound predicts risk of miscarriage

...bryos. The condition is characterized by increased free amniotic fluid and evidence of depressed myocardial contractility (ability of the cardiac muscle to shorten itself). With the new Doppler technology, embryonic congestive heart failure is easily identified and, according to the study results, can be ...

Brain study shows some animals crave exercise

...the mice in each group from the wheel while giving free access to the other half. Five hours later, when the mice usually reach their running peak, the researchers compared brain activity in each mouse by measuring levels of Fos, a gene that's expressed in response to neuronal excitement. "We thought we'...

The UK's top science stories

Newsline is the free quarterly publication from EPSRC (the Engineering and Physical Sciences Research Council). Here are some of the stories in this latest edition: Heart of the Scatter The new technique that's helping scientists zoom-in on viruses and proteins Bump, ...

$51 million research facility, classroom complex breaks ground at UH

...ed, full-service clean room that features a static free environment insulated from vibrations, as well as special air filters to remove dust particles. For additional information about the SERCC, including graphics of the complex, visit http://www.uh.edu/media/serc . WHO: Cesar Pelli and Fred W. Cla...

Duke researchers link nitric oxide, vessel health

...s believed that these patients produce more oxygen free radicals, impairing the ability of the body to respond appropriately to nitric oxide. These oxygen free radicals are highly reactive chemicals that are the potentially destructive byproducts of the diseas...

Researchers design and build first artificial protein

...ad developed previously RosettaDesign is available free to academic groups at http://www.unc.edu/kuhlmanpg/rosettadesign.htm . They then kept the amino acid sequence fixed and used the Rosetta structure prediction methodology they had previously used successfully for ab initio protein structure predi...

Uncovering mysteries beneath the Earth's surface

...w in the future. With medical imaging, doctors are free to place the patient in a machine that collects data from all around him or her, but with the Earth, experts are constrained in terms of where data can be collect data from: the surface and boreholes. This means that the data makes high quality image...

Physics tip sheet #39 - Nov. 17, 2003

...ilms, which must be must be continuous, dense, and free of holes. Until now it was not known whether any material could meet these requirements. The authors demonstrate that the diamond-like carbon, known as tetrahedral amorphous carbon, has the needed smoothness. It could be useful for other applications...

Social mothers appear to be better mothers

...quickly as they can, which leaves them with little free time. So if they place a premium on social interactions, there has to be some kind of benefit." Since baboons share a long evolutionary history with humans, their behavior is thought to provide a window into human nature, particularly among human anc...

Invitation to press lunch

...ecular biology. A detailed programme and access to free registration for the conference is available at: http://www.embo.org/projects/scisoc/scisoc2003.html...

Estrogen receptor-a disruption and vasodilation in coronary arteries

...cting microscope, coronary arteries were dissected free of surrounding myocardium and cannulated. Arteries that exhibited leaks were discarded and the remainder pressurized. Spontaneous tone was ensured between the WT and ERKO mice. Evaluation of eNOS and SOD-1 protein : Coronary arteries were isolated ...

Researchers find role RNA plays in progress of Alzheimer's disease

... Ohio State University have found new clues to how free radicals can contribute to the development of Alzh...hat oxidation a type of damage to cells caused by free radicals can damage certain kinds of messenger RNA in the brain. That damage may be related to Alzh...

NHGRI selects sequencing centers

...unger among biologists and medical researchers for free and publicly available sequence data on a wide variety of organisms. Our sequencing centers will feed that hunger. And the dramatic decrease in the costs of genome sequencing, spurred on by the Human Genome Project, makes production of this data a ba...

Dietary supplement many not lower prostate cancer risk

...unrestricted group showed a longer prostate-cancer free survival compared to controls. Their risk of dying from prostate cancer dropped by 26 percent. Animals in the tomato-fed, energy-restricted group fared even better, showing a 32 percent drop in risk. No benefit from lycopene alone was seen in either ...

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