Brightsurf Science News & Current Events

January 06, 2012
Mars rover to spend winter at 'Greeley Haven,' named for late ASU geologist Ronald Greeley
NASA's Mars Exploration Rover Opportunity will spend the next few months during the coldest part of Martian winter at Greeley Haven, an outcrop of rock on Mars recently named informally to honor Ronald Greeley, Arizona State University Regents' professor of planetary geology, who died Oct.

Researchers find malignancy-risk gene signature for early-stage non-small cell lung cancer
A malignancy-risk gene signature developed for breast cancer has been found to have predictive and prognostic value for patients with early stage non-small cell lung cancer.

A large subgroup of mild-to-moderate asthma is persistently non-eosinophilic
A large percentage of patients with mild-to-moderate asthma have persistently non-eosinophilic disease which may not respond to currently available anti-inflammatory treatments, according to a new study.

Mass prostate cancer screening doesn't reduce deaths
There's new evidence that annual prostate cancer screening does not reduce deaths from the disease, even among men in their 50s and 60s and those with underlying health conditions, according to new research led by Washington University School of Medicine in St.

Tiny worm points to big promise
Two related studies from Northwestern University offer new strategies for tackling the challenges of preventing and treating diseases of protein folding, such as Alzheimer's, Parkinson's and Huntington's diseases, ALS, cystic fibrosis, cancer and type 2 diabetes.

Scientists refute Greenpeace claim that genetically modified corn caused new insect pest
An article in the forthcoming issue of the Journal of Integrated Pest Management refutes claims by Greenpeace Germany that the western bean cutworm, Striacosta albicosta (Smith), is

CCNY's Robert Alfano wins first biomedical optics award
A scientific innovator from The City College of New York whose research unites the divergent fields of medicine, biology and high-speed laser physics will be honored this month for his pioneering work in biomedical optics by SPIE, the international society for optics and photonics.

Tufts University professor Diane L. Souvaine named fellow of the Association of Computing Machinery
Souvaine, a professor in Tufts School of Engineering, was named a fellow for her research in computational geometry, the study of algorithms to understand geometric problems, has implications in retrieval and storage of data.

Biology of Reproduction moves to continuous online publication
Starting this month, Biology of Reproduction is shifting its operations from print-focused publishing to continuous online publication.

The nuclear, biological and climate threat - 2011 reviewed
In this special issue of the Bulletin of the Atomic Scientists, published by SAGE, experts reflect on 2011 and highlight what to look out for in 2012 in the areas of nuclear energy, nuclear weapons, biosecurity, and climate change.

Rare and National Geographic announce winners of 'Solution Search'
Today Rare, in partnership with National Geographic, announced the grand-prize winner and runners-up of

A decade of research proves PET effectively detects dementia
Scientists find that a method of positron emission tomography safely and accurately detects dementia, including the most common and devastating form among the elderly, Alzheimer's disease.

Prospective surveillance model emerges as standard of care for breast cancer treatment
Early diagnosis and treatment of breast cancer-related lymphedema by a physical therapist can significantly reduce costs and the need for intensive rehabilitation.

Better research is needed to understand why elders are happier
Older people tend to be happier. But why? Some psychologists believe that cognitive processes are responsible -- in particular, focusing on and remembering positive events and leaving behind negative ones; those processes, they think, help older people regulate their emotions, letting them view life in a sunnier light.

Study finds age-related effects in MS may be reversible
Scientists at Joslin Diabetes Center, Harvard University, and the University of Cambridge have found that the age-related impairment of the body's ability to replace protective myelin sheaths, which normally surround nerve fibers and allow them to send signals properly, may be reversible, offering new hope that therapeutic strategies aimed at restoring efficient regeneration can be effective in the central nervous system throughout life.

Implanted biofuel cell converts bug's chemistry into electricity
An insect's internal chemicals can be converted to electricity, potentially providing power for sensors, recording devices or to control the bug, a group of researchers at Case Western Reserve University report.

UofL geriatrician selected for new federal Innovation Advisors Program
Christian Davis Furman, M.D., M.S.P.H., vice chair for geriatric medicine in the Department of Family and Geriatric Medicine at the University of Louisville, has been selected for the Centers for Medicare and Medicaid Services' Innovation Advisors Program.

Uninsured receive same quantity, value of imaging services as insured in hospital, in-patient setting
Insurance status doesn't affect the quantity (or value) of imaging services received by patients in a hospital, in-patient setting, according to a study in the January issue of the Journal of the American College of Radiology.

UF research on newly formed plants could lead to improved crop fertility
A new University of Florida study shows genomes of a recently formed plant species to be highly unstable, a phenomenon that may have far-reaching evolutionary consequences.

Scientists characterize protein essential to survival of malaria parasite
A biology lab at Washington University in St. Louis has successfully cracked the structure of an enzyme made by Plasmodium falciparum, the parasitical protozoan that causes the most lethal form of malaria.

Hopes for reversing age-associated effects in MS patients
New research highlights the possibility of reversing aging in the central nervous system for multiple sclerosis patients.

University scientists aiding fishermen in butterfish conundrum
Butterfish may sound delicious, but local fishermen would rather keep them out of their nets.

A new telescope will enter unexplored territory by looking at the polarization of X-rays
NASA has just funded a balloon-borne telescope sensitive to the polarization of light that will float at an altitude of 130,000 feet for a day.

Study shows no evidence of a mortality benefit to PSA screening
Men enrolled in the Prostate, Lung, Colorectal and Ovarian Cancer Screening Trial had no evidence of a mortality benefit compared to a control group of men undergoing usual care, according to a study published online Jan.

Hybrid silkworms spin stronger spider silk
Silk produced by transgenically-engineered silkworms in the laboratory of Malcolm Fraser, Jr., professor of biological sciences at University of Notre Dame, exhibits the highly sought-after strength and elasticity of spider silk.

Statins may increase risk of interstitial lung abnormalities in smokers
Use of statins may influence susceptibility to or the progression of interstitial lung disease (ILD) in smokers, according to a new study.

Tobacco company misrepresented danger from cigarettes
A new UCSF analysis of tobacco industry documents shows that Philip Morris USA manipulated data on the effects of additives in cigarettes, including menthol, obscuring actual toxicity levels and increasing the risk of heart, cancer and other diseases for smokers.

Differing dangers at sea
The probability of being killed at work is 25 times higher for a coastal fisherman than for an offshore worker, according to a study from the University of Stavanger, Norway.

Added benefit of linagliptin is not proven
Linagliptin is approved to improve blood glucose control in adults with type 2 diabetes mellitus.

Experts offer pointers for optimizing radiation dose in pediatric CT
An article in the January issue of the Journal of the American College of Radiology summarizes methods for radiation dose optimization in pediatric computed tomography scans.

Salk scientists map the frontiers of vision
Pioneering vision study in mice will help revolutionize the study of brain function and mental disease.

Majority groups support assimilation -- except when they're not majorities
We generally think that views about how to integrate a diverse society depend on people's positions in that society -- that is, whether they're in the racial, religious, or cultural majority or a member of a minority.

How poor maternal diet can increase risk of diabetes -- new mechanism discovered
Researchers funded by the Biotechnology and Biological Sciences Research Council have shown one way in which poor nutrition in the womb can put a person at greater risk of developing type 2 diabetes and other age-related diseases in later life.

A new wild ginger discovered from the evergreen forest of Western Ghats of South India
Recent explorations in the evergreen forest of western Ghats by researchers of the University of Calicut, Kerala, resulted in the discovery of a new wild relative of the large cardamom from South India.

Abiraterone: Indication of considerable added benefit in certain patients
Abiraterone acetate is approved for treatment of metastatic prostate cancer that can no longer be treated with hormones and progresses further during or after therapy with the cytostatic drug docetaxel.
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