Tag: "extra" at biology news

Student science contest participation influences study, career choices, alumni say

...ited. "This competition is designed to give an extra spark to students who might be inclined to pursue science as a career to create a high-level, real world experience with access to first class equipment and mentors," he said. "These survey results reinforce why we have championed this studen...

Plants will not save us from greenhouse gases

...es the previous assumption that plants can take up extra carbon dioxide in the environment. According to Bell, these findings may be applied to other plants species. Over the next century we may see a dramatic change in all plants (including agricultural species) as our use of fossil fuels increases and ge...

Brown research reveals key insight into memory-making

...al messages from a neighboring neuron. During LTP, extra AMPA receptors appear, increasing synaptic strength. But where do these extra receptors come from? Michael Ehlers, associate professor of neurobiology at Duke, believed that recy...

Snakehead in your inbox? Welcome to the nonindigenous Aquatic Species Alert System

...is system is that the alerts can be annotated with extra information such as a link to a press release about the capture or an identification page."...

New genetic hypothesis for the cause of autism

...ce that maternal, but not paternal, inheritance of extra material from chromosome 15 causes autism in a small fraction of cases, they suggest that this chromosome, and more specifically, the gene for Angelman syndrome in this region, plays a greater role in autism than is currently appreciated. They also n...

Stem cell research targets cerebral palsy

...e number of cells where they are needed and if the extra chemokines help them become part of a better-functioning brain. He'll try several direct approaches including injecting chemokines into the injury site first and stem cells second and taking the technically-easier route of injecting both at the same ...

Rutgers-Newark scientist: Mosquitoes may carry lethal parasite

...ho have a low white blood-cell count need to take extra care to avoid ingesting microsporidial parasites. She recommends that they always boil tap water before consuming it or stick to bottled water as long as the source of the bottled water is deep springs or wells where microsporidia are unlikely to be...

Excess levels of nitrogen, phosphorus linked to deformed frogs

...auses the frog to become deformed, often by making extra or missing limbs. This deformed frog is then prime prey for wading birds, such as herons or egrets, which the parasite needs for sexual reproduction. As for the snail, it wouldn't be so abundant in these ponds were it not for run off of nit...

MSU group reviews Berkeley venture into brave new science funding world

...ed by individual administrators looking to find an extra buck and I'm confident that isn't the way to do it. "Ideally, this will start a national debate among faculty members about what we'd like the universities to look like, especially public and land-grant universities."...

Newly designed nanoparticle quantum dots simultaneously target and image prostate tumors in mice

...est "passive" targeting of the tumor. Tumors grow extra blood vessels in a process called angiogenesis. These angiogenic vessels are very porous, which allowed the quantum dots to leak out and accumulate at the tumor sites, where they could be detected by fluorescence imaging. The scientists then conjug...

Healthy fats and oils essential to satisfy calorie-conscious consumers

... the market since they produce fats that eliminate extra calories while retaining the essential fatty acids, as well as the texture and flavor found in traditionally used fats," explain Technical Insights Research Analyst Anil Naidu. Olestra recently entered the fat substitutes market after resolving healt...

Cell death protein has surprising role in cell migration

... Cell. By studying fruit flies engineered to make extra use of random genes, the Hopkins team discovered that a protein called "inhibitor of apoptosis-1" (or IAP) can restore the tightly choreographed cellular movement that naturally occurs in fruit fly ovaries as egg cells mature. "This discovery was c...

Most Americans not sure about the sources of high cholesterol

...er. "Patients with high cholesterol should make an extra effort to be as informed about their cholesterol levels as possible. Knowing about the sources of cholesterol is a key step in this process," says David Cohen, M.D., director of hepatology, Brigham and Women's Hospital. "The fact is that both diet ...

Vioxx in high doses causes hypertension

..., or swelling, in the arms and legs, which can put extra strain on the heart. Griffin said that high doses of Vioxx might be particularly hard on the kidney, resulting in fluid retention, edema and a rise in blood pressure. Some doctors won't prescribe Vioxx for patients at risk for developing high blood ...

Underground carbon dioxide storage reduces emissions

... to pump carbon dioxide into its wells and produce extra oil, said Rostron. The work also demonstrates that geological sequestration can be successful, enabling wider application in other parts of the country and the world, he said. "The oil companies have seen incremental production close to what they pr...

'Mighty mouse' gene works the same way in people

...lly bulky cattle, such as Belgian Blues, got their extra muscles from lack of myostatin, too. An unusual opportunity to examine myostatin's role in humans arose when Schuelke examined a newborn baby boy, almost five years ago, and was struck by the visible muscles on the infant's upper legs and upper arms....

Energy conservation targets hit by notions of 'comfort'

...other European countries, the convention of adding extra layers of clothing in winter or taking a siesta in summer has become almost obsolete. The 'Future Comforts' project, which was part of ESRC's Environment and Human Behaviour Programme, set out to examine changing conventions and technologies of indo...

Just add a chromosome

...s has engineered its artificial chromosome so that extra sequences can be added in specific locations. A si...rtant to investigate the consequences of having an extra chromosome, says Bruce Bunnell of Tulane University in New Orleans, who is collaborating with Chromo...

Conflicting views on embryonic and adult stem cells complicate research in stem cell therapeutics

...er supplements to its grants in order to cover the extra cost. Quality control is another critical issue in stem cell therapies, where assessing products containing combinations of active substances and live cells become extremely complex. Addressing this issue during the early stages of design will avoid ...

Could mice hold the secret to longer life?

...ld imply that a higher metabolic rate could add an extra 27 years to the average human lifespan. When the muscles of the most metabolically active mice were examined, they were found to contain factors that increased their metabolism by making it less efficient. Although the scientists do not yet fully und...

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