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Tag: "more" at biology news

Smoking rate has plummeted in New York City

...ollowed a year-long ad campaign aimed at prompting more smokers to quit. The new report is available onlin...Bronx, Manhattan, and Queens have seen declines of more than 20% “In spite of great progress, we have much farther to go, said Dr. Frieden. “More t...

Experts predict Tamiflu could halve the pandemic influenza death toll versus no intervention

...ed that this preventative approach is likely to be more cost-effective than treating symptomatic patients ...k rates and deaths could potentially be reduced by more than half when compared to no intervention. This equates to a cost saving of $70,000 per 1,000 popul...

Antarctic icebergs -- Hotspots of ocean life

...ytoplankton, krill and seabirds out to a radius of more than two miles around the icebergs. They may also ...rgs in the study were up to a dozen miles long and more than 120 feet high, with one extending nearly 1,000 feet into the depths. Despite the risks of g...

Putting feelings into words produces therapeutic effects in the brain

...beled the feeling, another region of the brain was more active: the right ventrolateral prefrontal cortex....he results of the labeling study. “We found the more mindful you are, the more activation you have in the right ventrolateral prefrontal cortex and the l...

St. Jude study shows genes play an unexpected role in their own activation

...n act as back-up co-factors for CBP/p300. “This more complex view of how CREB works may help us understand how this single transcription factor can stimulate many different genes, depending on which tissues are using it and which signaling molecule caused cAMP to put CREB to work,” Brindle said. “It is...

Understanding why C. difficile causes disease -- it's hungry

...ning inflammations of the colon. In 2002 a new, more virulent strain began appearing in hospitals in th...ently, this strain was shown to be responsible for more than half of all cases in a representative sampling in Quebec. The highly virulent strain has a much...

How plague-causing bacteria disarm host defense

...ague (also known as the Black Death), which killed more than 200 million people in the Middle Ages. "This bacterial species could still be a threat today," said Navarro, adding that scientists had isolated an antibiotic-resistant strain of this species. In addition Y. pseudotuberculosis and Y. enteroc...

Experimental gene therapy 'abolishes' arthritis pain and lessens joint damage

...th the same genetic predisposition that makes some more likely to develop the disease, the authors said. I... cells involved in pain transmission, with so many more receptors on their surfaces, became drastically more responsive to the naturally occurring painkille...

Genome of Clostridium botulinum reveals the background to world's deadliest toxin

...me Trust Sanger Institute. "Unlike Cdiff, in which more than 10 per cent of genes have been acquired from other bacteria, there is almost no footprint of these in C. botulinum." There are several types of C. botulinum: although described as variants of a single species, they are really very different o...

'Smart' mice teach scientists about learning process, brain disorders

...neered to lack a single enzyme in their brains are more adept at learning than their normal cousins, and a...y and the study’s senior author. "Everything is more meaningful to these mice," he said. "The increase in sensitivity to their surroundings seems to have...

Ants show us how to make super-highways

...other words, the behaviour of the pothole pluggers more than compensates for them not carrying prey themselves. This study provides rare quantitative evidence from animal societies that extreme specialisation by a minority can significantly improve the performance of a majority to benefit the group as ...

Treating HIV in war zones -- Public health emergencies need rapid advice from WHO

...ill left I had the courage to go out and seek some more treatment. I went to see nurse who informed me tha...ous clinical practice guidelines take two years or more to develop. The laborious process involves convening experts who search for and appraise all the re...

Researchers use MRI to predict recovery after spinal cord injury

.... Fehlings said, "these findings could result in a more aggressive clinical strategy for patients who may appear to have a severe SCI but may indeed have the capacity for substantial neurological recovery." According to the National Spinal Cord Association, 250,000 to 400,000 people in the United State...

HIV and malaria combine to adversely affect pregnant women and their infants

... parasitic disease spread by mosquitoes that kills more than one million people every year. While the dise...es. "We hope to help translate this knowledge into more effective vaccines designed to generate these types of protective antibodies."...

Eavesdropping comes naturally to young song sparrows

...learned from both tutors, the young birds acquired more than twice as many songs from the tutor on which t...dify and prune their repertoire so their songs are more similar to their neighbors’. A song sparrow’s repertoire crystallizes at around 10 to 11 months of ...

New research shows sharks use their noses and bodies to locate smells

...ce for the odor plume over the seawater plume and, more specifically, for the odor source with the higher turbulence (the brick on the odor side) over the source of the odor alone (the odor-oozing nozzle). Plume and target preference and search time were not significantly affected by light condition. ...

First confirmed common genetic risk factors for breast cancer

...ants identified by Dr. Liu and collaborators occur more frequently among women with breast cancer than do ...mmon genetic risk factors, these genes likely have more impact than the previously identified risk genes on disease prevalence across a large population of ...

Extra-aggressive form of idiopathic pulmonary fibrosis identified

...n. "They also suggest that physicians should pay more attention to the time of onset of symptoms, and to look for other signs that allow the identification of these rapid progressor patients". In this study the authors performed global gene expression analysis and other molecular studies in a subset...

Common treatment for methamphetamine overdose may damage brain cells

...ght-hour period, Yamamoto and his colleagues noted more than a fivefold rise in base levels of glutamate in the substantia nigra, a part of the brain known to play a role in movement disorders such as Huntington's disease. After examining the long-term effects of the combination, they found that gluta...

Gene expression patterns predict rapid decline in idiopathic pulmonary fibrosis patients

...atients with a specific genetic profile has a much more rapid progression to complete pulmonary failure an...ons in the clinic that some IPF patients display a more rapidly progressing disease course, researchers at the Simmons Center for Interstitial Lung Disease ...

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