Brightsurf Science News & Current Events

June 12, 2009
Protein linked to change in tissue that surround and support breast tumors
A protein known to be overly active in breast cancer can exist in a form that seems to change the structural composition of mammary tissue, potentially making it more conducive to tumor progression, say researchers from the Lombardi Comprehensive Cancer Center at Georgetown University Medical Center.

'Weather's Greatest Mysteries Solved!'
For anyone intrigued by the erratic nature of Mother Nature,

An effective target of biological therapy for hepatocellular carcinoma
A research group in China applied a DNA vector-based STAT3-specific RNA interfering approach to block STAT3 signaling and to evaluate the biological consequences of STAT3 down-modulation on tumor growth using a tumor-bearing nude mice model.

Efficiency is poor at Spanish airports
A study by the University of Las Palmas de Gran Canaria, led by Juan Carlos Martín, the Vice Dean for Economics in the Faculty of Economic and Business Sciences, shows that Spanish airports are dogged by economic inefficiency.

Multiple PVI: A poor prognostic factor for hepatocellular carcinoma
Hepatocellular carcinoma (HCC) is a malignant tumor with periportal venous metastasis.

Dual role in breast tissue for a protein involved in leukemia
A protein known to play a role in growth of some types of leukemia appears to have a mixed function in breast cancer development, say researchers from the Lombardi Comprehensive Cancer Center at Georgetown University Medical Center.

Advances in liver surgery enable the prospect of curative treatment for more patients
Patients with liver metastases from colorectal cancer are increasingly benefiting from curative surgical treatment.

Mayo Clinic receives $48 million in grants to study catheter ablation for atrial fibrillation
Mayo Clinic received $48 million in grants from the National Heart, Lung, and Blood Institute, a component of the National Institutes of Health, and from industry to study the treatment of atrial fibrillation in 3,000 patients and 140 centers around the world.

Team effort needed to report on science, U of Alberta study says
Trust in science is diminishing, according to recent studies, especially in the area of biomedicine, biotech and genetics.

Universitat Autonoma de Barcelona researchers first to clone mice in Spain
Universitat Autònoma de Barcelona researchers are the first to have cloned mice in Spain.

Over half of people with rheumatoid arthritis have periodontitis
Over half (56 percent) of people with RA also have periodontitis, displaying fewer teeth than healthy matched controls, high prevalence of oral sites presenting dental plaque and advanced attachment loss (the extent of periodontal support that has been destroyed around a tooth), according to the results of a new study presented today at EULAR 2009, the Annual Congress of the European League Against Rheumatism in Copenhagen, Denmark.

Manatees can probably hear which directions boats approach from
Endangered manatees are often at risk from collisions with boats, but no one knew if the mammals could tell which directions sounds come from to escape injury.

Majority won't have access to antivirals in pandemic but generic drugs could help prevent deaths
Eighty-eight percent of the world's population won't have timely access to affordable supplies of vaccines and antivirals in the current flu pandemic.

Hear! Hear! Texas wines fight cancer growth
It's happy hour for Texas wineries. Research now shows that wines produced in the Lone Star State share the anti-cancer traits known to exist in wines from other producing regions.

An alternative treatment for hypervascular hepatocellular carcinoma
A new adjuvant treatment technique, percutaneous radiofrequency ablation (RFA) of the feeding artery of hepatocellular carcinoma (HCC) may effectively block the feeding artery of HCC.

Prostate cancer test improves prediction of disease course
A new prostate cancer risk assessment test, developed by a UCSF team, gives patients and their doctors a better way of gauging long-term risks and pinpointing high risk cases.

FibroTest attributes to generate decision trees in hepatitis C
A research group in Mexico used the C4.5 classification algorithm to generate decision trees with data from patients with chronic hepatitis C, using the FibroTest attributes as predictors and the FibroTest score as the target.

Caltech scientists predict greater longevity for planets with life
Roughly a billion years from now, the ever-increasing radiation from the sun will have heated Earth into inhabitability; the carbon dioxide in the atmosphere will disappear; the oceans will evaporate; and all living things will disappear.

Appetite-stimulating hormone is first potential medical treatment for frailty in older women
Older women suffering from clinical frailty stand to benefit from the first potential medical treatment for the condition, according to a study presented today by Penn Medicine researchers at ENDO.

63 percent of RA patients suffer psychiatric disorders, with depressive spectrum conditions most likely
Over half (63 percent) of patients with rheumatoid arthritis (RA) also suffer from psychiatric disorders, with the majority of these (87 percent) occurring in the depressive spectrum, according to the results of a new study presented today at EULAR 2009, the Annual Congress of the European League Against Rheumatism in Copenhagen, Denmark.

Better access to info and dialogue with HCPs on sexual issues for rheumatology patients
Patients with rheumatic diseases want more information and better communication with health-care professionals on the sexual issues related to their conditions, according to the results of a new study presented today at EULAR 2009, the Annual Congress of the European League Against Rheumatism in Copenhagen, Denmark.

New study reveals structure of the HIV protein shell
New research by scientists at the Scripps Research Institute and other institutions provides a close-up look at the cone-shaped shell that is the hallmark of human immunodeficiency virus, revealing how it is held together -- and possible ways to break it apart.

INFORMS Management Insight contrasts online highbrow and lowbrow movie rentals
Comparing the characteristics of

AIAA to present 5 awards at June conference
The American Institute of Aeronautics and Astronautics will present five awards for key contributions to science and technology.

Making waves: LSU's WAVCIS increases modeling capabilities
LSU's WAVCIS, or Wave-Current-Surge Information System for Coastal Louisiana, has a few new tricks up its sleeve in preparation for the 2009 hurricane season.

Zebra mussels hang on while quagga mussels take over
The zebra mussels that have wreaked ecological havoc on the Great Lakes are harder to find these days -- not because they are dying off, but because they are being replaced by a cousin, the quagga mussel.

Females are usually at higher risk than males in a maternal history of non-GCs
The risk of gastric cancer (GC) is greater in relatives of patients with oncological family history than in relatives of sporadic cancer.

1 moose, 2 moose: Scientist seeks correction in number of species
It is a misinterpretation of the application of the bedrock of scientific naming with regard to the number of moose species that Kris Hundertmark, a University of Alaska Fairbanks wildlife geneticist at the Institute of Arctic Biology, seeks to correct.

AMS June science highlights
Following are story ideas and tips about upcoming AMS meetings, papers in our peer-reviewed journals, and other happenings in the atmospheric and related sciences community.

Urban myth disproved: Fingerprints do not improve grip friction
Everyone thinks that they know what fingerprints are for: to improve your grip's friction.

Anxiety and depression lower quality of life in majority of systemic lupus erythematosus patients
Ninety-three percent of patients with systemic lupus erythematosus suffer anxiety and depression which significantly affects both their physical and emotional quality of life (QoL), according to the results of a new study presented today at EULAR 2009, the Annual Congress of the European League Against Rheumatism in Copenhagen, Denmark.

Don't stand so close to me: Proximity defines how we think of contagion
These results reveal that we tend to view products that are grouped close together as being

E. Vincent Zoby wins 2009 AIAA Thermophysics Award
The American Institute of Aeronautics and Astronautics is pleased to announce that E.

Rainforest rehab in every sense
Sophisticated sensors that measure leaf wetness, soil moisture and temperature are helping rehabilitate rainforest in the Springbrook World Heritage precinct in southeast Queensland.

Individuals who apply pesticides are found to have double the risk of blood disorder
A study involving 678 individuals who apply pesticides, culled from a US Agricultural Health Study of over 50,000 farmers, recently found that exposure to certain pesticides doubles one's risk of developing an abnormal blood condition called MGUS (monoclonal gammopathy of undetermined significance) compared with individuals in the general population.

DKK-3 and WIF-1: Proteins related to liver cancer development?
Liver cancer is one of the most fatal human malignancies and the third most frequent cause of tumor-related death, Wnt signal transduction pathway plays a very important role in the development of liver cancer.

IFX anti-TNF therapy associated with clinical benefit over 5 years in patients with active AS
After five years of receiving infliximab (IFX) anti-TNF therapy, 61.8 percent of patients with ankylosing spondylitis (AS) showed substantial clinical benefit and 27.6 percent achieved ASAS partial remission.

Robotic ferret will detect hidden drugs and weapons
A new type of robot being developed will make it easier to detect drugs, weapons, explosives and illegal immigrants concealed in cargo containers.

LSU researcher first to demonstrate link between bird songs and habitat change
Elizabeth Derryberry, post-doctoral researcher at the LSU Museum of Natural Science, has found a link between alterations in bird songs and the rapid change in the surrounding habitat.

The Lancet to launch series on the state of public health in Southeast Asia
As the global health community confronts the threat of a major new influenza pandemic, the Lancet, one of the world's leading medical journals, in partnership with the Rockefeller Foundation and the China Medical Board, will develop a major series to assess the state of public health in southeast Asia.

Clements makes historic $100 million gift to UT Southwestern Medical Center
In a visionary act intended to have a transformative impact, former Texas Gov.

Flexible solar strips light up campus bus shelter
Engineering researchers at McMaster University have developed a tiling technique to create flexible solar cell panels.

WHO declaration of global pandemic points to leadership of Gillibrand and Schumer
Scientists at the Trudeau Institute are currently working with their colleagues in the US Navy to study the development of new ways to better protect members of the Armed Services and the public from the threat of pandemic influenza through the use of vaccines and innovative triple-combination antiviral drugs.

SIAM Journal on Financial Mathematics to launch in 2010
Continuing to advance its mission to publish journals of high quality, relevance and originality, the Society for Industrial and Applied Mathematics is pleased to announce that the SIAM Journal on Financial Mathematics will launch in early 2010.

What is the role of reactive oxygen species in ethanol-mediated cell death of polarized hepatic cells?
The clinical progression of alcoholic liver disease is associated with an increase in hepatocellular damage that may involve the promotion and execution of apoptotic death mechanisms.

Winter- and spring-onset RA patients have worse 6 month outcomes than those with summer onset
When a patient's first symptoms of RA occur in winter, severity of RA (as measured by the modified Total Sharp Score, mTSS, assessment of erosion and joint space narrowing) was rated more severe at six months, compared to patients whose RA first became symptomatic in summer.

Early treatment of systemic onset JIA with anakinra restores the IL-18 response
First-line treatment with anakinra (an interleukin-1 receptor antagonist), results in a

RA individuals from lower GDP countries keep working despite worse symptoms than richer countries
Individuals diagnosed with rheumatoid arthritis (RA) in lower gross domestic product (GDP) countries are more likely to continue working despite higher disease activity and functional disability scores compared to their counterparts in higher GDP countries according to a new multinational study presented today at EULAR 2009, the Annual Congress of the European League Against Rheumatism in Copenhagen, Denmark.

3 studies confirm the value of etanercept therapy in treating juvenile idiopathic arthritis
Three new studies have individually shown the anti-TNF (tumor necrosis factor) therapy etanercept to be effective, with a good safety profile, in children under 4 years of age with JIA, and associated with improved health-related quality of life in a substantial proportion of children with JIA.
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