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Tag: "struggle" at biology news

Growth in the sea comes down to a struggle for iron

...ing 42 days at sea. Early results suggest that the struggle for iron may indeed follow something like what happens in the soil. Wells and his colleagues are evaluating the data they collected and conducting additional laboratory experiments. UMaine scientists are planning to return to the Pacific in 2007, bu...

Gene Therapy For Parkinson's Disease Moves Forward In Animals

...cal trials.?/p> About a half million Americans struggle with Parkinson's disease, including former Attorney General Janet Reno, former heavyweight boxing champion Muhammad Ali and film star Michael J. Fox, according to the National Institute for Neurological Disorders and Stroke. Pope John Paul II was rec...

Gene therapy for Parkinson's disease moves forward in animals

... clinical trials." About a half million Americans struggle with Parkinson's disease, including former Attorney General Janet Reno, former heavyweight boxing champion Muhammad Ali and film star Michael J. Fox, according to the National Institute for Neurological Disorders and Stroke. Pope John Paul II was rec...

Researchers use brain scans to predict behavior

...ignals they detected might be signs of the brain's struggle to cope with an ambiguity built into the test: the volunteers knew the hint was only accurate 80 percent of the time. "Whether the hint is accurate or not was determined by the computer's random number generator, and the volunteers were not going t...

Science's Breakthrough of the Year: Watching evolution in action

... programmed cell death. ITER Lands in France: The struggle over the location of the world's first fusion reactor has ended -- the International Thermonuclear Experimental Reactor (ITER) will be built at Cadarache in southern France and not in Rokkasho, Japan. One aim of ITER is to generate fusion-powered ele...

Recreating 'Flowers for Algernon' with a happy ending

... could help the estimated 35 million Americans who struggle with learning disabilities. "Learning disabilities and mental retardation each affect five percent of the world population," said Dr. Alcino Silva, professor of neurobiology, psychiatry and psychology at the David Geffen School of Medicine at UCLA. ...

'Creationism is not science' ?making the case for Darwin at UCL

...esign? Reporting from the front lines of America's struggle over evolution", at the Grant Museum for Zoology at UCL (University College London) on 16th November. In his public lecture, Professor Ruse, Florida State University, will argue that Intelligent Design and creationism are closely allied belief syste...

Study finds that nutritionally enhanced rice reduces iron deficiency

...-resourced and overstretched public health systems struggle to improve the overall nutrition of the world's poor through nutritional supplements. In these areas, commercially fortified foods also have difficulty making it into the mouths of the hungry and so malnutrition persists. "The fact that biofortified...

Marine mammals are on the frontline of failing ocean health

...new substitutes will harm the ecosystem." "It's a struggle to find replacements," says O'Hara. "But wouldn't it be better to know ahead of time if certain policies or practices might be disastrous? We could talk more about prevention rather than trying to fix the damage." Sea Lions, Herpes, and Cancer I...

First link of oral bacteria and preterm birth found in human

...in babies born with many health challenges and who struggle to thrive at their low-birth weights. According to 2003 statistics from the March of Dimes ( http://www.marchofdimes.com/prematurity/15341_10734.asp ), hospital charges for newborns without complications averaged $1,700. In contrast, hospital costs...

Prenatal nicotine exposure reduces breathing response of newborns...

...in babies born with many health challenges and who struggle to thrive at their low-birth weights. According to 2003 statistics from the March of Dimes ( http://www.marchofdimes.com/prematurity/15341_10734.asp ), hospital charges for newborns without complications averaged $1,700. In contrast, hospital costs...

Five surprising facts about starvation that could change the international agenda

...y people in countries less affected by such events struggle with some of the same nutrition problems as those in crisis. In a "Viewpoint" published in The Lancet, Rainer Gross, PhD, UNICEF's chief of nutrition, and Patrick Webb, PhD, dean for academic affairs at the Friedman School of Nutrition Science and Po...

Life and death in the hippocampus: what young neurons need to survive

...ells are involved in how we learn." This ongoing struggle for connections between young and mature neurons is apparently more than just a spectacle designed to keep Mother Nature amused: the fact that enhanced learning is correlated with adult neurogenesis suggests constant rearrangements within neural netw...

New dyslexia theory blames 'noise'

...bad filters for irrelevant data. As a result, they struggle to form solid mental categories for identifying letters and word sounds. Such children may benefit from intensive training under "noisy" conditions to strengthen their mental templates, said University of Southern California neuroscientist Zhong-...

Human preference for other species could determine whether they survive

...d or boiled to extract their oil. Some species now struggle to survive climate change, changing food patterns and encounters with humans or human activity, such as oil drilling at sea. The species are fairly similar, with some larger and some smaller, Stokes said. But the ones that appear to be most popul...

Living with water scarcity -- world must act now

...ast, the relation between water and food is a real struggle for over two thirds of world’s 850 million under-nourished people, where water is a key constraint to food security. There is already physical water scarcity in India and China, two water use giants. Because of rapid economic growth in both count...

Trojan horse strategy defeats drug-resistant bacteria

.... "The competition for iron is critical in the struggle between bacteria and host," explained the study's senior author, Pradeep Singh, associate professor of medicine and microbiology at the UW. "The body has potent defense mechanisms to keep iron away from infecting organisms, and invaders must steal so...

Fitness has fallen since the days of Ancient Greece

...se speeds. If the historians are correct, we would struggle to find enough people at that level of fitness today to power the ships at those speeds." Triremes were a huge technological advance, allowing Athens to dominate the seas. They had a strong keel, taken forward into a huge spike covered in bronze p...

Researchers find gene mutation that causes infertility in male mice

Up to 15 percent of couples of childbearing age struggle with the heartache of infertility. Now there is the promise of new hope with Cornell researchers' identification of a mutation in a gene that causes male infertility in mice. Because this is the first time that a dominant mutation that leads specific...

Individual differences in a clock gene predict decline of performance during sleep deprivation

...orresponds to stretches of time when shift workers struggle to stay awake, during which many accidents related to sleepiness occur. But the scientists also emphasize that the new research was conducted in the laboratory, and whether forms of the PERIOD3 gene also predict individual differences in the toleranc...

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