Brightsurf Science News & Current Events

March 09, 2010
Kidney donors suffer few ill effects from life-giving act, landmark study finds
In a landmark study of more than 80,000 live kidney donors from across the United States, Johns Hopkins researchers have found the procedure carries very little medical risk and that, in the long term, people who donate one of their kidneys are likely to live just as long as those who have two healthy ones.

Saving lives one breath at a time
The National Physical Laboratory has completed a project to help a UK company diagnose medical conditions through monitoring patients' breath.

Patients with irritable bowel syndrome not more likely to develop polyps, colon cancer
Patients with irritable bowel syndrome are at no greater risk of having polyps, colon cancer or inflammatory bowel diseases than healthy people undergoing colonoscopies.

NIAD media availability: Vaccinating children against flu helps protect wider community
Results of a clinical trial conducted in a largely self-contained religious community during the 2008-09 influenza season show that immunizing children against seasonal influenza can significantly protect unvaccinated community members against influenza as well.

Grandfathered drug for high potassium has no proven benefit
For more than half a century, products containing ion exchange resins have been used in patients with dangerously high levels of potassium.

HHMI's Gilliam Fellowships aim to increase diversity in the sciences
HHMI has selected five exceptional individuals to receive the 2010 Gilliam Fellowships for Advanced Study.

Study suggests need for broader use of individualized learning plans for physicians
Physicians would be better prepared for the accelerating rate of scientific discovery -- and more in step with the latest in patient-care -- if they added an important tool to their medical bags: a plan for how to keep pace with emerging health-care advances.

Researcher presents risk-free treatment for low female sexual desire
Researchers are currently testing a new drug, flibanserin, which was developed as an antidepressant and affects neurotransmitters in the brain, to treat women with low sexual desire.

Studies that compare effectiveness of medications often do not include nonpharmacologic therapies
An analysis of comparative effectiveness studies finds that few compare medications with nonpharmacologic interventions, and few examine safety or cost-effectiveness, according to a study in the March 10 issue of JAMA.

NSF selects young theoretical computer scientist for its highest honor
The National Science Foundation is pleased to announce the selection of New York University's Subhash Khot, an associate professor at the Courant Institute of Mathematical Sciences, to receive its 2010 Alan T.

After a fight with a partner, brain activity predicts emotional resiliency
Neural activity in the lateral prefrontal cortex can predict whether an individual will still be upset on the day after a conflict with his or her partner, according to new research from a psychologist at Harvard University.

Vaccinating children for flu may help prevent transmission, protect those who are not vaccinated
Immunizing children and adolescents with inactivated influenza vaccine resulted in reduced rates of influenza in their community compared to a similar community in which children did not receive the vaccine, suggesting that vaccinating children may help prevent transmission of the virus and offer protection for unimmunized community residents, according to a study in the March 10 issue of JAMA.

Rock stars of Jamaican geology
This new memoir from the Geological Society of America presents seven essays detailing the colorful history of geological exploration in Jamaica through the work of notable researchers, or

Reovirus may be a novel approach to prostate cancer treatment
Researchers in Canada have detected a novel oncolytic viral therapy against prostate cancer with use of a virus called the reovirus, according to study results published in Cancer Research, a journal of the American Association for Cancer Research.

Behavioral problems in childhood doubles the risk of chronic widespread pain in adult life
Bad behavior in childhood is associated with long-term, chronic widespread pain in adult life, according to the findings of a study following nearly 20,000 people from birth in 1958 to the present day.

Tropical cyclone formation likely near Madagascar
Forecasters are watching a low pressure area located off the east coast of Madagascar that appears ripe for development in the Southern Indian Ocean.

Donating kidney does not appear to significantly increase long-term risk of death
An analysis of outcomes for live kidney donors in the US over a 15 year period finds they have similar long-term survival rates compared to healthy individuals who were not kidney donors, according to a study in the March 10 issue of JAMA.

Chemical competition: Research identifies new mechanism regulating embryonic development
A Princeton University-led research team has discovered that protein competition over an important enzyme provides a mechanism to integrate different signals that direct early embryonic development.

Book examines history of human rights
Average people have helped to shape the human rights movement, Jean Quataert says in a new book about the development and impact of rights after World War II.

Sequencing, annotation and comparative analysis of nine BACs of giant panda (Ailuropoda melanoleuca)
Detailed sequence and structure information for new genes and repeats of giant panda were predicted, which promotes further genomic studies on the giant panda.

Study: Federal funds support health depts., but leadership is key
The surge of funds for bioterrorism preparedness over the past decade does not appear to be improving local public health resources in general, according to research from Purdue University.

NYU Courant professor wins NSF's Waterman Award
New York University's Subhash Khot, an associate professor at the Courant Institute of Mathematical Sciences, has received the National Science Foundation's 2010 Alan T.

Life is shorter for men, but sexually active life expectancy is longer
At age 55, men can expect another 15 years of sexual activity, but women that age should expect less than 11 years, according to a study by University of Chicago researchers published early online March 10 by the British Medical Journal.

Genetic variant greatly increases lung cancer risk for light smokers
Individuals with a certain type of genetic susceptibility to lung cancer face a greatly increased risk for the deadly disease with even a small exposure to cigarette smoke, a study team that includes researchers from the University of Cincinnati has concluded.

Research reveals massive extent of slavery between Muslims, Christians for three centuries
Although most people think of slavery as a matter of racial oppression, new research has suggested that, between 1500 and 1800, human bondage was often based on religion rather than on race.

Laptop revolution: New class design saves schools money, space
Universities around the country are struggling with shrinking budgets, even as they need to cater to the needs of an increasing number of students.

ARS study provides a better understanding of how mosquitoes find a host
The potentially deadly yellow-fever-transmitting Aedes aegypti mosquito detects the specific chemical structure of a compound called octenol as one way to find a mammalian host for a blood meal.

Study finds cancer mortality has declined since initiation of 'war on cancer'
A new American Cancer Society study finds progress in reducing cancer death rates is evident whether measured against baseline rates in 1970 or in 1990.

Female teachers ask for work/family reconciliation to be able to access management posts
A research team made up of various Andalusian universities and coordinated by the University of Huelva has concluded that the main barrier that these professionals encounter when accessing management roles is the lack of policies for reconciling work and family life.

Intentional variation increases result validity in mouse testing
For decades, the traditional practice in animal testing has been standardization, but a study involving Purdue University has shown that adding as few as two controlled environmental variables to preclinical mice tests can greatly reduce costly false positives, the number of animals needed for testing and the cost of pharmaceutical trials.

Physician calls for more rigorous standards for drugs up for FDA approval
In a commentary in JAMA, hospitalist Alec B. O'Connor calls for more stringent Federal guidelines governing the approval of potential new drugs.

Dome away from home
After more than three decades of service to researchers and staff stationed at the bottom of the world, the dome at the Amundsen-Scott South Pole Station was deconstructed this austral summer.

The alpine marmot spreads into the Catalan Pyrenees
Researchers from the Centre for Ecological Research and Forestry Applications and the Autonomous University of Barcelona have demonstrated, using a map of the potential distribution, the alpine marmot's capacity for adaptation in the fields of the Pyrenees.

Sources of pollution in waterways
A new study reviews the possible sources of Polycyclic aromatic hydrocarbons (PAHs) pollution to the New York/New Jersey Harbor.

Vilcek prizes in biomedical science awarded
The Vilcek Foundation is pleased to announce the granting of the 2010 Vilcek Prize for Biomedical Science and the Vilcek Prize, for Creative Promise.

Brazilian research and post-graduates to have immediate access to Science digital back files with Science Classic, 1880 to 1996
The American Association for the Advancement of Science announces that the government of Brazil has partnered with AAAS to obtain sitewide access to Science Classic, the digital archive of Science from 1880-1996, for use by the institutions of the Coordination of Improvement of Higher Education Personnel, the nation's extensive information portal.

Male batterers consistently overestimate rates of violence toward partners
Men who engaged in domestic violence consistently overestimated how common such behavior is by two or three times, and the more they overestimated it the more they engaged in abusing their partner in the previous 90 days.

Papaya extract thwarts growth of cancer cells in lab tests
Papaya extract seems to have a toxic effect on cancer cells in culture, suggesting a potential treatment.

Critical recommendations unveiled: Deep-vein thrombosis and pulmonary embolism
Three critical recommendations from a national workshop have been released to address deep-vein thrombosis and pulmonary embolism, a growing public health problem estimated to affect nearly 1 million Americans each year.

Co-orbital restricted three-body problem and its application
Researchers from China and Germany have shown an approximate semi-analytical solution for the planar co-orbital circular restricted three-body problem, which has been applied to the motion of the barycenter of the planned gravitational observatory LISA constellation, extend the applicable region to the timescale of 1000 years.

Sonic hedgehog gene found in an unexpected place during limb development
Sonic hedgehog is at work in mice limb buds in what is known as the ectoderm, the cell layer that gives rise to skin, researchers discovered.

AIBS names emerging public policy leaders
The American Institute of Biological Sciences has selected Meredith Niles, a graduate student at the University of California, Davis, Ryan Richards, a graduate student at the University of Maryland, College Park, and Leslie Smith, a graduate student at the University of Rhode Island, to receive the 2010 AIBS Emerging Public Policy Leadership Award.

Plants discover the benefits of good neighbors in strategy against herbivores
Scandinavian Scientists have discovered that a species of tree defends itself from herbivore attack by using chemicals emitted by neighboring plants.

You have your MoM's ions
Hip replacement patients with metal-on-metal implants (both the socket and hip ball are metal) pass metal ions to their infants during pregnancy, according to a new study presented today at the 2010 Annual Meeting of the American Academy of Orthopaedic Surgeons.

Starting treatment early doubles chance of success for people with diabetes
The sooner people with diabetes start taking metformin, the longer the drug remains effective, according to a Kaiser Permanente study published in the March issue of Diabetes Care, a journal of the American Diabetes Association.

Iowa Congressman Tom Latham receives Champion of Agronomy Award
Recognizing his strong support for agriculture and the conservation of Iowa and the nation's lands, Congressman Tom Latham (R-IA-4th), received the 2010 Champion of Agronomy Award presented by the American Society of Agronomy on March 9.

Obesity linked to poor colon cancer prognosis
Obese patients with colon cancer are at greater risk for death or recurrent disease compared to those who are within a normal weight range, according to a report in Clinical Cancer Research, a journal of the American Association for Cancer Research.

Elevated levels of cobalt and chromium found in offspring of moms with metal-on-metal hip implants
Women with metal-on-metal hip implants, where both the ball of the joint and the surface of the socket are made of metal, pass metal ions to their offspring during pregnancy, according to a study by researchers at Rush University Medical Center.

Cleveland researchers use natural and artificial sheaths to mend traumatic bone loss
Melissa Knothe Tate, of Case Western Reserve University, and Ulf Knothe, of the Cleveland Clinic, have shown that the stem-cell rich periosteum sheath around bone can be used to mend serious bone loss faster and more simply than bone grafts.

Researchers develop new scale to measure anxiety outcomes
A new questionnaire and outcomes measurement scale developed by the department of psychiatry at Rhode Island Hospital has proven to be a reliable and valid measure of anxiety.

Earthquake in Chile -- a complicated fracture
The extremely strong earthquake in Chile on Feb. 27 this year was a complicated rupture process.

Multicenter NIH clinical trial will study potential benefits of brain cooling after a stroke
Researchers at Cedars-Sinai Medical Center in Los Angeles, the University of California, San Diego School of Medicine, and UTHealth's Medical School will collaborate on the largest clinical trial of hypothermia (brain cooling) for stroke to date.

Decoding the long calls of the orangutan
Research into the long calls of male orangutans in Borneo has given scientists new insight into how these solitary apes communicate through dense jungle.

The CSIC presents the Archive of Mourning concerning the terrorist attacks in Madrid
It is a project that has worked with hundreds of photographs, drawings, texts and banners, among other materials placed at makeshift altars set up in the train stations which were affected by the terrorist attacks.

'The Rosenfeld' named after California's godfather of energy efficiency
A group of scientists propose today in a refereed article in Environmental Research Letters to define the Rosenfeld as a unit for electricity savings, after the man seen by many people as the godfather of energy efficiency, Arthur Rosenfeld.

Model may offer better understanding of embryonic development
A mathematical model developed at Purdue University can predict complex signaling patterns that could help scientists determine how stem cells in an embryo later become specific tissues, knowledge that could be used to understand and treat developmental disorders and some diseases.

Better health associated with more frequent and better quality sex in later life
People who are in good health are almost twice as likely to be interested in sex compared to those in poor health, according to research published on bmj.com today.

Most extreme white dwarf binary system found with orbit of just 5 minutes
An international team of astronomers, including Professor Tom Marsh and Dr.

NJIT prof names baseball winners
With pitchers and catchers having recently reported to spring training, once again Bruce Bukiet, an associate professor at NJIT, has applied mathematical analysis to compute the number of games that Major League Baseball teams should win in 2010.

K-State professor finds link between low oxygen levels in body and cancer-aiding protein
Dolores Takemoto, a K-State professor of biochemistry who was researching protein kinase C gamma in the lens of the human eye, found her work taking a fascinating turn when she discovered a correlation between the protein Coonexin46 and hypoxia -- a deficiency of oxygen which kills normal tissue cells.

Surprising findings about hepatitis C and insulin resistance
We have known for several years that hepatitis C, a common cause of liver cirrhosis and cancer, also makes people three to four times more likely to develop type 2 diabetes.

Scientists discover 'catastrophic event' behind the halt of star birth in early galaxy formation
Scientists have found evidence of a catastrophic event they believe was responsible for halting the birth of stars in a galaxy in the early universe.

Study finds that low-income women living in small cities have higher chance of obesity
A recent Kansas State University study found that the availability of supermarkets -- rather than the lack of them -- increased the risk of obesity for low-income women living in small cities.

Hidden habits and movements of insect pests revealed by DNA barcoding
University of Minnesota researcher George Weiblen and colleagues have found a faster way to study the spread and diet of insect pests.

Immigrants with disabilities more frequently employed than US-born persons with disabilities
As the immigrant population grows, understanding its disability status and employment characteristics becomes increasingly important.

Springer enters into partnership with the Korean Society of Nuclear Medicine
Beginning in 2010 Springer is adding Nuclear Medicine and Molecular Imaging to its journals publishing program.

Divine intervention? New research looks at beliefs about God's influence in everyday life
Most Americans believe God is concerned with their personal well-being and is directly involved in their personal affairs, according to new research out of the University of Toronto.

Skin transplant offers new hope to vitiligo patients
In the first study of its kind in the United States, Henry Ford Hospital showed that skin transplant surgery is safe and effective for treating vitiligo.

2010 recipient of Minority Scholar Award will conduct clinical research on leukemia
Alison Walker, M.D., has been selected to receive the ASH-AMFDP Award, and will begin her research in acute myeloid leukemia in July of this year.

Positive prevention toolkit aims to assist global training of HIV/AIDS caregivers
The toolkit, developed by the UCSF Center for AIDS Prevention Studies, includes proven prevention interventions for HIV-positive individuals.

Smelling the scenery in stereo
Desert ants are well-known for their remarkable orientation: they use a compass along with a step counter and visible landmarks to locate their nest.

Cotton is the fabric of your lights ... your iPod ... your MP3 player ... your cell phone
Consider this T-shirt: It can monitor your heart rate and breathing, analyze your sweat and even cool you off on a hot summer's day.

Finland to get a Center of Water Efficiency Excellence
Kemira Oyj and VTT Technical Research Centre of Finland will establish a Centre of Water Efficiency Excellence to Finland.

Designer nano luggage to carry drugs to diseased cells
UK scientists have succeeded in growing empty particles derived from a plant virus and have made them carry useful chemicals.

Massage eases anxiety, but no better than simple relaxation does
A randomized trial shows three months after 10 massages, Group Health patients' anxiety symptoms were halved -- an improvement like that previously reported with psychotherapy, medications or both.

New study questions benefits of elective removal of ovaries during hysterectomy
Removal of the ovaries (bilateral oophorectomy) while performing a hysterectomy is common practice to prevent the subsequent development of ovarian cancer.

From the desk lamp to the desktop?
In the future, getting a broadband connection might be as simple as flipping on a light switch.

Care improving, cost saving Indiana Network for Patient Care expands
The Indiana Network for Patient Care, one of the highest volume health information exchanges in the US is expanding beyond central Indiana.

The HaptiMap project aims to make maps accessible through touch, hearing and vision
If you are walking or cycling, and do not want to (or are unable to) spend most of your time focusing on a screen, the use of mobile devices tends to be a frustrating experience.

Way to go: MBL scientists identify driving forces in human cell division
Using a novel imaging system for quantifying aspects of cell division in three dimensions, MBL scientists discover new interactions between sister kinetochores -- the protein bundles at the contact point between the two identical strands of a chromosome -- and the microtubule motors that help pull the strands apart.
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