Brightsurf Science News & Current Events

July 21, 2005
Plankton can run, but can't hide from basking sharks
Basking sharks are much more canny predators than previously thought, ecologists have discovered.

One of the fastest phenomenon of electronic dynamics
The journal Nature publishes this week a study of electronic dynamics (

CryoSat environmental testing over - preparations for shipment to launch site about to begin
The intense mechanical testing period is finally over for the CryoSat satellite, and with launch just a couple of months away - the very last checks are being made before the spacecraft is packed up and shipped to the launch site in Plesetsk, Russia.

One-atom-thick materials promise a 'new industrial revolution'
Scientists at The University of Manchester have discovered a new class of materials which have previously only existed in science fiction films and books.

Fathers more involved when paternity is established in the hospital
A study finds it is better to name the father of a baby born to unwed parents while the child is still in the hospital.

How bacteria break B cell tolerance
There is evidence that microbial infections can initiate and/or worsen autoimmune disease.

Nuclear weapons continue to pose a serious health risk in Europe
Nuclear weapons in various European countries, particularly Russia, pose a serious threat to health, argues a letter in this week's BMJ.

Multi-species genome comparison sheds new light on evolutionary processes, cancer mutations
An international team that includes researchers from the National Human Genome Research Institute (NHGRI), part of the National Institutes of Health (NIH), has discovered that mammalian chromosomes have evolved by breaking at specific sites rather than randomly as long thought - and that many of the breakage hotspots are also involved in human cancer.

Special issue of Yale journal analyzes environmental impact of consumption
The environmental impact of what we buy and use is increasingly drawing the attention of business, governments, and consumers.

Evidence that arsenic was responsible for the madness of King George III
A study revealing high concentrations of arsenic in a sample of King George III's hair is published in this week's issue of The Lancet. The authors believe the presence of arsenic in the King's hair contributed to his unusually severe and prolonged bouts of madness.

The GMC'S judgement against Roy Meadow could put children at greater risk of abuse
The verdict of serious professional misconduct given by the UK's General Medical Council (GMC) against Professor Roy Meadow last week was not only unjust but will also profoundly damage the future of child protection services in Britain, states a comment in this week's issue of The Lancet.

Potential 'weak link' between virus and liver cancer discovered
Researchers at The University of Texas M. D. Anderson Cancer Center have uncovered a crucial molecular link between a viral infection and development of a common and fatal form of liver cancer.

Lung cancer deaths in the EU: declining in men but not women
Among men, lung cancer deaths are now falling in most EU countries, including all new member states from central and eastern Europe, but they are still rising among women, find researchers in this week's BMJ.

Highway trucking: SmartDriver fuel-efficiency program launched in Ontario
The newest member of a family of professional driver training programs will be launched at the Fergus Truck Show in Ontario, which runs from July 22 to 24.

Sandia completes depleted uranium study
Sandia National Laboratories has completed a two-year study of the potential health effects associated with accidental exposure to depleted uranium (DU) during the 1991 Gulf War.

'Tall' crystals from tiny templates
Achieving a first in the world of novel optical materials, researchers at the U.

'Save sight with more light': NASA helps develop new bulb
NASA technology and Westinghouse Lighting Corporation teamed up to develope an

Postmenopause and periodontal disease
Postmenopausal women may significantly reduce tooth loss by controlling their periodontal disease, according to a study in the Journal of Periodontology.

A loofah for the heart?
Imagine a tiny loofah that works inside the corridors of the human heart.

Bacteria use host's immune response to their competitive advantage
In a preview of the new open access journal PLoS Pathogens, research reveals that bacteria compete and use the host's immune response to eliminate a competitor.

Size matters: Preventing large mammal extinction
Saving large mammals such as elephants and rhino from extinction could be made more effective by focusing efforts on individual species as well as their habitats.

Hamill Foundation funds innovation program at Rice
Rice University's Institute of Biosciences and Bioengineering (IBB) has unveiled a new program that will provide seed funding for high-risk, high-potential multidisciplinary research collaboratives.

Comparative chromosome study finds breakage trends, cancer ties
Breakages in chromosomes in mammalian evolution have occurred at preferred rather than random sites as long thought, and many of the sites are involved in human cancers, an international team of 25 scientists has discovered.

JCI table of contents August 1, 2005
This press release contains summaries, links to PDFs, and author information for the following newsworthy papers to be published online on July 21st in the JCI: The link between hemoglobin, NO production, and vasodilation; Biting into the mechanisms of oral tolerance; How bacteria break B cell tolerance; Understanding why a diet high in saturated fats is harmful.

Poland loses record numbers of doctors to the UK
Poland is losing significant numbers of its doctors to the UK and other Western nations of the European Union, says a letter in this week's BMJ.

Single dose of chemotherapy is as effective as radiotherapy for testicular cancer
One-day treatment with the anticancer drug carboplatin is as effective and less toxic than three weeks radiation therapy for a type of testicular cancer, according to a report published in this week's issue of The Lancet.

Impaired clearance of amyloid-beta causes vascular damage in Alzheimer's disease
New research suggests that accumulation of amyloid-β peptides in cerebral blood vessels, as opposed to the brain itself, may be a more important pathological mediator of Alzheimer's disease.

The sound of a distant rumble
Underwater sound picked up by the network that monitors the globe for nuclear test explosions, enabled researchers to analyze the rupture as it progressed along the Sumatra Fault on December 26.

Variation in HIV's ability to disable host defenses contributes to rapid evolution
In the preview of the new open access journal PLoS Pathogens, research reveals that HIV uses an efficient approach to

Minimally invasive solid tumor biopsy may replace surgery to get diagnostic specimens
Inserting biopsy needles through the skin appears to be a safe and reliable alternative to surgery for obtaining diagnostic samples of a suspected solid tumor in children, according to results of a study by investigators at St.

Government policy changes lead to dramatic drop in heart disease deaths in Poland
Changes in government economic policy on food subsidies in Poland has led to a drastic drop in deaths from coronary heart disease, says a study in this week's BMJ.

Patients receiving radioisotope scans could trigger false security alarms at airports
People having a scan that involves radioisotopes should be warned that they could set off security radiation alarms in airports for up to 30 days after the procedure, state the authors of a case report in this week's issue of THE LANCET.

Researchers figure out how hearts fail
Researchers have determined how metabolic pathways differ between healthy and failing hearts.

The supernova that just won't fade away
Scientists have found that a star that exploded in 1979 is as bright today in X-ray light as it was when it was discovered years ago, a surprise finding because such objects usually fade significantly after only a few months.

Virtual trip to the heart of 400 million years old microfossils
Researchers from France, China and ESRF have identified enigmatic fossils from Devonian (400 million years) as fructification of charophyte algae.

Less than 1 percent of health plan members are diagnosed with alcohol use disorders
Less than 1 percent of health plan members are actually diagnosed with alcoholism or related disorders, according to data from a national performance measurement project released today in New York City at the American Medical Association Media Briefing, Alcohol Dependence: From Science to Solutions.

Wealth doesn't always equal health
Across Europe, children from poor families don't necessarily have worse health than children with more affluent and better educated parents, say researchers in this week's BMJ.

Study aims to help elderly recover after surgery
Researchers at the University of Edinburgh have begun a year long study that aims to shed light on the best ways of helping elderly people to maintain their physical independence and recover after operations.

Less intense response to alcohol sheds light on genetic tracing of alcohol dependence
Clues looking into the root causes of alcoholism are emerging from new findings that center on the genetic patterns of young drinkers, with particular focus on why adolescents are more likely to drink large quantities of alcohol even if they need more alcohol to get the effects they desire.

Unprecedented industry-backed laws limit public safety, study shows
Two laws recently passed by Congress with strong industry backing have had a chilling effect on government efforts to protect public health, according to a UCSF study.

Physicists create a 'perfect' way to study the Big Bang
Physicists have created the state of matter thought to have filled the Universe just a few microseconds after the big bang and found it to be different from what they were expecting.

'Satellites and the city'
Just how does society's desire to live in densely populated areas have the potential to change our Earth's climate?

'Value to the system' determined healthcare for communist East Germany's elderly
Under the communist regime in East Germany, elderly patients' healthcare depended on whether they could contribute to the workforce, says a letter in this week's BMJ.

Spousal violence affects one in three Albanian wives
Intimate partner violence affects women worldwide, but in Albania, more than a third of married women experience violence from their husbands during a year, and more empowered women are at greater risk, according to a study in this week's BMJ.

Computer vision system detects foreign objects in processed poultry and food products
The Georgia Tech Research Institute is building a computer-vision system that identifies plastic and other unwanted elements in finished food products.
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