Brightsurf Science News & Current Events

January 25, 2007
Stem cells cultured from human bone marrow behave like those derived from brain tissue
Stem cells taken from adult human bone marrow have been manipulated by scientists at the Maxine Dunitz Neurosurgical Institute at Cedars-Sinai Medical Center to generate aggregates of cells called spheres that are similar to those derived from neural stem cells of the brain.

Flu experts call for mandatory shots for health care workers
The top professional society of infectious diseases experts is insisting that all physicians, nurses, and other health workers caring for patients be vaccinated against influenza each year or decline in writing.

Wiley acquires publications from Carpe Diem Communications
John Wiley & Sons Inc., announced today that it has acquired three controlled-circulation publications from Carpe Diem Communications Inc., of Yardley, Pa.

JCI table of contents: January 25, 2006
This release contains summaries, links to PDFs and contact information for the following newsworthy papers to be published online, January 25, 2006, in the JCI, including: Carbon monoxide protects mice from multiple sclerosis; New antibody for EGFR causes lung cancer regression; Adiponectin helps clear away apoptotic cells; Ha-ras goes it alone in bladder cancer; and How one bacterium causes diarrhea.

How would you save the NHS?
The NHS needs to learn from organizations like the John Lewis Partnership that show what can be achieved when employees see that their actions benefit themselves, the organization they work for and customers, says Professor Chris Ham in this week's BMJ.

Noninvasive magnetic resonance imaging may help predict who's at risk for a heart attack
Mount Sinai researchers have discovered a new potential diagnostic tool that could provide clinicians with a much-needed window into the molecular activity of blood vessels.

Early feeding could help reduce liver dysfunction in critically ill patients
Changing the way that critically ill patients suffering from sepsis or multiple organ failure are fed could reduce liver dysfunction.

Unexpected cooling effect in Saturn's upper atmosphere
UK researchers from University College London (UCL), along with colleagues from Boston University, have found that the hotter than expected temperature of Saturn's upper atmosphere -- and that of the other giant planets -- is not due to the same mechanism that heats the atmosphere around the Earth's Northern Lights.

Stroke-unit care associated with a reduced risk of death and disability
Patients with acute stroke who receive stroke-unit care are less likely to die or become disabled than patients treated in a conventional hospital ward, according to an observational follow-up study published in this week's issue of the Lancet.

'Hidden-hero' microbes in soil, water may help naturally clean toxic sites
Buried under 243 acres in an East Tennessee valley adjacent to the Oak Ridge National Laboratory's Y-12 National Security Complex, toxic waste from weapons manufacturing at the facility between 1951 and 1983 leaches into groundwater that extends in radioactive plumes for miles from the contaminated site.

Folic acid cuts risk of cleft lip
Taking folic acid supplements in early pregnancy seems to substantially reduce the risk of cleft lip, finds a new study published online.

Disabling key protein may give physicians time to treat pneumonic plague
The deadly attack of the bacterium that causes pneumonic plague is significantly slowed when it can't make use of a key protein, scientists at Washington University School of Medicine in St.

Prior information about normal test results can help reassure patients
Giving patients prior information about diagnostic tests can help improve patient outcomes and give reassurance, says a new BMJ study.

UCLA: How does your brain respond when you think about gambling or taking risks?
Should you leave your comfortable job for one that pays better but is less secure?

Molecular link between inflammation and cancer discovered
A team led by biochemists at the University of California, San Diego has found what could be a long-elusive mechanism through which inflammation can promote cancer.

Both genetics and dopaminergic neurotransmission have a role in delirium tremens
Alcohol-dependent individuals have a five to 10 percent lifetime risk of developing delirium tremens (DT) following alcohol withdrawal.

San Diego Supercomputer experts help Navajos build an 'Internet to the Hogan'
Navajos in the American Southwest, many of whom have never had access to a personal telephone, will soon make a significant leap into the Internet Age, thanks in part to resources and expertise provided by the San Diego Supercomputer Center at UC San Diego.

New prognostic instrument improves prediction of stroke risk after TIA
The existing prognostic scores for early-risk stroke prediction after transient ischaemic attack (TIA) have been validated and refined to develop a unified score that is more predictive than previous methods, according to an article published in this week's issue of the Lancet.

Heat Exchanger Fouling and Cleaning -- VII
The goal of this conference is to promote breakthrough thinking and explore new theoretical and practical approaches to ameliorating the fouling of heat exchangers.

Scripps Research study reveals new function of protein kinase pathway in tumor suppression
Scientists at the Scripps Research Institute have discovered a surprising new function of a well-known signaling pathway that, when activated, can inhibit tumor development.

Traffic exposure affects children's lung development
Local exposure to traffic on a freeway (motorway) has serious adverse effects on children's lung development, which could result in unhealthy lung function in later life, according to an online/article published today (Friday, Jan.

Damage to specific part of the brain may make smokers 'forget' to smoke
Preliminary research supported by the National Institute on Drug Abuse (NIDA), a component of the National Institutes of Health, has found that some smokers with damage to a part of the brain called the insula may have their addiction to nicotine practically eliminated.

Drug strategy makes cancer genes get lost in translation
A new strategy for fighting cancer aims to make its genes get lost in translation, according to a report in the Jan.

Some brain-damaged patients quit smoking with ease, researchers report in Science
A silver dollar-sized region deep in the brain called the insula is intimately involved in smoking addiction, and damage to this structure can completely erase the body's urge to smoke, researchers have discovered.

Duke geologist's book assails unrealistic mathematical models
Using equations to forecast the specific behavior of complex natural processes such as beach erosion and long-term nuclear waste storage creates a false sense of security, according to a new book by a retired Duke University geologist and his geologist daughter.

Common parasitic infection leads to increased risk for HIV infection
A new study shows a significantly increased risk of HIV infection among women with a common sexually transmitted disease, trichomoniasis.

Nevada scientist part of team that discovers hybrid speciation in butterflies in Sierra
According to report published in recent issue of Science, it is one of the clearest demonstrations of hybrid species formation shown in animals.

New report provides in-depth analysis of recent commuting trends
A new report provides in-depth analysis of recent commuting trends.

USC study shows living near a highway affects lung development in children
Researchers at the University of Southern California found that children who lived within 500 meters of a freeway since age 10 had substantial deficits in lung function by the age of 18 years compared to children living at least 1500 meters away.

A boost for hydrogen fuel cell research
The development of hydrogen fuel cells for vehicles, the ultimate green dream in transportation energy, is another step closer.

New antibody for EGFR causes lung cancer regression
Mutant forms of the protein EGFR are involved in lung cancer development in many individuals, but not all individuals express the same mutant EGFR.

West Australian women: Drinking before, and during, pregnancy
In a survey of nonindigenous West Australian women, 79.8 percent reported drinking alcohol in the three months before becoming pregnant.

A form of the alcohol dehydrogenase gene may protect Afro-Trinidadians from developing alcoholism
Alcohol dehydrogenase (ADH) is one of the major enzymes involved in alcohol metabolism.

Study suggests thrombolysis therapy with alteplase could be used routinely for stroke treatment
The thrombolytic drug alteplase, despite recent concerns, is safe and effective in routine clinical use when used within 3 hours of stroke onset, according to an observational study published in this week's issue of the Lancet.

Multimedia car radio of the future
Crackling radio stations, signal loss in tunnels and difficulties tuning to the correct frequency -- the conventional car radio has had its day.

MRI better than CT for the detection of stroke
Magnetic resonance imaging (MRI) is better than the more commonly used computed tomography (CT) for the detection of acute stroke, according to an article in this week's issue of the Lancet.

Light-Activated Tissue Regeneration and Therapy -- II
Engineering Conferences International is sponsoring a second international conference on Light-Activated Tissue Regeneration and Therapy, to be held in Portugal this coming June.

Smokers quit after damage to brain region
Smokers with damage to a particular area of the brain quit cold.

Chemicals in brown algae may protect against skin cancer
Substances extracted from a marine seaweed may protect against skin cancer caused by too much sun, new research suggests.

No one strategy is best for teaching reading, FSU professor shows
For decades, a debate has simmered in the educational community over the best way to teach children how to read.

New technique holds promise for reducing back surgery failure
Researchers believe that they have discovered how to prevent many cases of the most common problem encountered by patients undergoing spine surgery: failed back surgery syndrome (FBSS).

Carbon monoxide protects mice from multiple sclerosis
Multiple sclerosis (MS) is a chronic inflammatory disorder that causes degeneration of the nerves in the brain and spinal cord, leading to various symptoms including muscle weakness and pain.

Researchers propose reason for severe side-effects of Northwick Park clinical trial
A possible reason why the Northwick Park clinical trial of the drug TGN1412 in the UK caused multiple organ failure in human volunteers is revealed in research presented today at a conference near Paris.

Gene knockouts reveal FoxOs' vital functions in cancer defense, health of stem cells
In an elegant, multiple-gene knockout experiment, a team of Boston scientists has discovered that a trio of molecules, called FoxOs, are fundamentally critical in preventing some cancers, maintaining blood vessel stability and in keeping blood-forming stem cells healthy.

Excessive drinking, not alcoholism, may lead to most alcohol-related problems
Many people assume that most people who drink to excess are probably alcoholics.

MRI contrast agent linked to rare disease
New research has shown a possible association between a popular magnetic resonance imaging (MRI) contrast agent and the incidence of a rare disease called nephrogenic systemic fibrosis (NSF) in patients with kidney disease, according to an editorial appearing in the March issue of Radiology.

Study explores the effect of genetically modified crops on developing countries
How does the arrival of genetically modified crops affects farmers in developing countries?

New tool improves prediction of stroke risk
A new simple scoring system for use by physicians predicts early risk of stroke following a serious condition named transient ischemic attack, known as TIA and also called a

'Biomimetic Technologies' project will create first soft-bodied robots
Tufts University researchers have launched a multidisciplinary initiative focused on the science and engineering of a new class of completely soft-bodied robots.

Magnetic, luminescent nanoparticles set new standard
Researchers at UC Davis have created a new type of nanoparticles that could be used in tests for environmental pollution or contamination of food products, and for medical diagnostics.

Reducing caffeine intake has no effect on birth weight or length of pregnancy
There is no evidence that moderate levels of caffeine consumption during pregnancy lead to a greater risk of premature births and underweight babies despite warnings from some public health officials, finds a new study online today.

Heavy drinking takes excessive toll on women with hepatitis C
Women tend to survive longer than men if infected with the liver-destroying hepatitis C virus -- but if they drink heavily, that survival advantage completely disappears, according to a new study.

Sensitivity to rejection based on appearance bad for mental, physical health
Three new studies by a University at Buffalo psychologist offer the first known evidence that some people anxiously expect that they will be rejected by others because of their physical appearance, and that this sensitivity, if not mitigated, has serious implications for their mental and physical health.

Depression detection tool to transform treatment of cancer
A tool to detect depression in cancer patients launched by the University of Liverpool will vastly improve patients' ability to come to terms with their disease.

Fungal factories may save hemlock forests
From Georgia to Maine, eastern hemlock trees are succumbing to an exotic pest, hemlock woolly adelgid.
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