Brightsurf Science News & Current Events

May 21, 2012
Chemotherapy and radiation given together could help elderly patients with lung cancer live longer
New research published online first in the Lancet Oncology shows that giving a daily low-dose of the chemotherapy drug carboplatin at the same time as radiotherapy significantly prolongs survival in elderly patients compared with radiotherapy alone.

Richer parasite diversity leads to healthier frogs, says University of Colorado study
Increases in the diversity of parasites that attack amphibians cause a decrease in the infection success rate of virulent parasites, including one that causes malformed limbs and premature death, says a new University of Colorado Boulder study.

G protein-coupled receptor mediates the action of castor oil
Action mechanism of one of the oldest drugs known to man elucidated.

Inflammation a possible cause of higher mortality rates in older asthma patients
Higher mortality rates among older adult asthma patients compared to their younger counterparts may be due, at least in part, to an increase in airway inflammation, according to a study conducted by researchers in Canada.

Financial tool considered climate change uncertainty to select land for conservation
A tool commonly used by financial strategists to determine what shares to purchase to create a diversified stock portfolio was used to develop a diversified portfolio of another kind -- land to be set aside for conservation purposes given the uncertainty about climate change.

Study finds moderate weight loss reduces levels of sex hormones linked to breast cancer risk
Even a moderate amount of weight loss can significantly reduce levels of circulating estrogen that are associated with an increased risk of breast cancer, according to a study by researchers at Fred Hutchinson Cancer Research Center -- the first randomized, controlled clinical trial to test the effects of weight loss on sex hormones in overweight and obese postmenopausal women, a group at elevated risk for breast cancer.

Why rumors spread fast in social networks
Information spreads fast in social networks. This could be observed during recent events.

Today's environment influences behavior generations later
Researchers at the University of Texas at Austin and Washington State University have seen an increased reaction to stress in animals whose ancestors were exposed to an environmental compound generations earlier.

Findings from discipline-based education research could improve undergraduate science and engineering teaching but are not yet widely used
Discipline-based education research has generated insights that could help improve undergraduate education in science and engineering, but these findings have not yet prompted widespread changes in teaching practice, says a new report from the National Research Council.

Origami-inspired design method merges engineering, art
Researchers have shown how to create morphing robotic mechanisms and shape-shifting sculptures from a single sheet of paper in a method reminiscent of origami, the Japanese art of paper folding.

Donor aortic graft improves reconstruction after partial laryngectomy
Massachusetts General Hospital surgeons have developed a new technique for reconstructing the larynx after surgery for advanced cancer.

AAPS National Biotechnology Conference to highlight innovative vaccines
Vaccination studies from Mercer University (Ga.) headline the groundbreaking research being unveiled at the American Association of Pharmaceutical Scientists' (AAPS) National Biotechnology Conference (NBC).

Sudden cardiac death higher in men with slower electrical impulses through heart
Men whose electrical impulses take a few milliseconds longer to travel through the lower chambers of the heart had an increased risk of sudden cardiac death.

Vitamin D + TB vaccine: Allies in fight against bladder cancer?
The tuberculosis vaccine is often used as a treatment for bladder cancer, and adding vitamin D might improve the vaccine's effectiveness, according to new research from the University of Rochester Medical Center presented today at the American Urological Association annual meeting.

Study suggests obese patients have more advanced, aggressive papillary thyroid cancer
A review of medical records of patients treated at an academic tertiary care center suggests that obese patients present to their physicians with more advanced stage and more aggressive forms of papillary thyroid cancer, according to a report published online first by Archives of Surgery, a JAMA Network publication.

Poor-quality antimalarial drugs threaten to jeopardize progress made in malaria control over past decade
Poor-quality and fake antimalarial drugs are leading to drug resistance and inadequate treatment that is endangering global efforts made to control and eliminate malaria over the past 10 years, according to a review of the evidence published in the Lancet Infectious Diseases.

HIT essential to disaster support, recovery
A new article by the Geiger Gibson /RCHN Community Health Foundation Research Collaborative at the George Washington University School of Public Health and Health Services, was released today in the Online Journal of Public Health Informatics.

2 NASA satellites spy Alberto, the Atlantic Ocean season's first tropical storm
The first tropical storm of the Atlantic Ocean hurricane season formed off the coast of South Carolina on Saturday, May 19, 2012 at 5 p.m.

Cell network security holes revealed, with an app to test your carrier
Popular firewall technology designed to boost security on cellular networks can backfire, unwittingly revealing data that could help a hacker break into Facebook and Twitter accounts, a new study from the University of Michigan shows.

More informed citizens have a more positive perception of politicians
Consumption of political information is linked to more moderate and positive opinions about the sector, according to a study by the University of Navarra.

What sounds good doesn't always taste good
Bats use a combination of cues in their hunting sequence - capture, handling and consumption - to decide which prey to attack, catch and consume and which ones they are better off leaving alone or dropping mid-way through the hunt.

Launch of IMPACT World+
IMPACT World+, the first worldwide regionalized life cycle impact assessment (LCIA) methodology was launched today in Berlin, Germany during the 6th SETAC World Congress / SETAC Europe 22nd Annual Meeting.

Mayo Clinic study reports increasing incidence of Clostridium difficile infection (C. diff)
A study presented by Mayo Clinic researchers during Digestive Disease Week 2012 provides clear evidence that the number of people contracting the hard-to-control and treat bacterial infection Clostridium difficile (C. difficile or C. diff) is increasing, and that the infection is commonly contracted outside of the hospital.

New research identifies possible risk factors, treatments for bowel
New research being presented at Digestive Disease Week® (DDW) offers key insights into the prevention and treatment of bowel diseases, which affect millions of people worldwide.

Strategy discovered to activate genes that suppress tumors and inhibit cancer
A promising new strategy for

NASA sees Tropical Depression 03W's 'hot tower' on approach to Guam
NASA's Tropical Rainfall Measuring Mission satellite has caught two tropical cyclones with

Folic acid may reduce some childhood cancers
Folic acid fortification of foods may reduce the incidence of the most common type of kidney cancer and a type of brain tumors in children, finds a new study by Kimberly J.

Nordic walking improves health of heart failure patients
Nordic walking enables heart failure patients to exercise more intensely than walking without poles.

How plants chill out
Plants elongate their stems when grown at high temperature to facilitate the cooling of their leaves, according to new research from the University of Bristol published today in Current Biology.

The Women's Health Initiative study and hormone therapy -- what have we learned 10 years on?
In July 2002 the publication of the first Women's Health Initiative report caused a dramatic drop in Menopausal hormone therapy use throughout the world.

New American Chemical Society video: Behind the scenes tour of an electronic nose lab
Almost a century after telephone pioneer Alexander Graham Bell first popularized the idea of measuring smells, chemical vapor sensors --

A systems approach to preventing obesity in early life
Currently more than ten percent of preschoolers in the US are obese and effective strategies that target pregnancy, infancy, and toddlers are urgently needed to stop the progression of the childhood obesity epidemic.

New microscope uses rainbow of light to image the flow of individual blood cells
Blood tests convey vital medical information, but the sight of a needle often causes anxiety and results take time.

Contrary to popular belief, investment banks do add value to M&As, new study shows
Investment banks add value to mergers and acquisitions and, in fact, produce important information for the M&A advisory process, according to new research by Matthew Cain, assistant professor of finance at the University of Notre Dame's Mendoza College of Business.

Some pollens are much more aggressive than others
Scientists from across Europe investigated the allergic potential of pollens from the three main triggers of hay fever in Europe: Birch, grass and olive.

Clinical trials for Alzheimer's disease preventative drug to begin early 2013
After an announcement by federal officials approving clinical trials for the drug Crenezumab, researchers searching for a way to treat Alzheimer's Disease are gearing up for a rare study that will allow them to test a therapy for a genetically predestined disease -- before its onset.

Violent video games turning gamers into deadly shooters
Playing violent shooting video games can improve firing accuracy and influence players to aim for the head when using a real gun finds a new study in Communication Research, published by SAGE.

NIH study finds sigmoidoscopy reduces colorectal cancer rates
Flexible sigmoidoscopy, a screening test for colorectal cancer that is less invasive and has fewer side effects than colonoscopy, is effective in reducing the rates of new cases and deaths due to colorectal cancer, according to research sponsored by the NCI.

Fraunhofer in Korea
The internationalization of the Fraunhofer-Gesellschaft continues, with Europe's largest applied research organization further expanding its activities in South Korea.

New study by WHOI scientists provides baseline measurements of carbon in Arctic Ocean
Scientists from the Woods Hole Oceanographic Institution have conducted a new study to measure levels of carbon at various depths in the Arctic Ocean.

Should oxygen be used for patients with chronic heart failure?
Researchers at the University of Hull, in the UK, have just launched a major new trial investigating the effects of home oxygen therapy in patients with chronic heart failure.

Sustainable R&D framework needed to address essential health needs of developing countries
The Drugs for Neglected Diseases initiative (DNDi), a not-for-profit research and development (R&D) organization, welcomes the experts' conclusion that 'the time has now come for WHO Member States to begin a process leading to the negotiation of a binding agreement on R&D relevant to the health needs of developing countries'.

Breast-fed babies' gut microbes contribute to healthy immune systems
A new multi-university study reports that differences in bacterial colonization of the infant gut in formula-fed and breast-fed babies lead to changes in the expression of genes involved in the infant's immune system.

Tuberculosis increases the risk of lung cancer mortality in the elderly
Tuberculosis independently predicts death from lung cancer in the elderly, according to a new study from researchers in Hong Kong.

Names - omnipresent yet little studied
A large share of the German language consists of proper names, but nobody really knows their precise number.

Blossom end rot plummets in Purdue-developed transgenic tomato
The brown tissue that signals blossom end rot in tomatoes is a major problem for large producers and home gardeners, but a Purdue University researcher has unknowingly had the answer to significantly lowering occurrences of the disease sitting on a shelf for 20 years.

Healthy marriage interventions: A boom or a bust?
Conventional wisdom, backed by years of research, suggests that healthy marriages equals a healthy society.

Mayo Clinic: Pancreatic cancer may be detected with simple intestinal probe
By simply shining a tiny light within the small intestine, close to that organ's junction with the pancreas, physicians at Mayo Clinic in Florida have been able to detect pancreatic cancer 100 percent of the time in a small study.

Folic acid food enrichment potentially protective against childhood cancers
Researchers from the University of Minnesota and Washington University in St.

Kessler Foundation scientists present cognitive research findings at MS dual symposium
Scientists at Kessler Foundation are presenting findings of recent cognitive research studies in multiple sclerosis at the Hilton San Diego Bayfront in San Diego, Calif., May 30-June 2, 2012.

Study reveals how high-fat foods impact diabetes and metabolic syndrome
University of Michigan Health System study shows Bcl10 protein helps the free fatty acids found in high-fat foods impair insulin action and raise blood sugar.

Modern dog breeds genetically disconnected from ancient ancestors
Cross-breeding of dogs over thousands of years has made it extremely difficult to trace the ancient genetic roots of today's pets, according to a new study led by Durham University.

Research shows some people predisposed for recurrent C. difficile infection
University of Cincinnati (UC) researchers have found that some patients appear to be more predisposed for recurrent infection from the bacterium Clostridium difficile, or C. diff, and that it may advance to a more serious inflammatory condition in those individuals.

Surgical removal of abdominal fat reduces skin cancer in mice
In animal studies, Rutgers scientists have found that surgical removal of abdominal fat from mice fed a high-fat diet reduces the risk of ultraviolet-light induced skin cancer - the most prevalent cancer in the United States with more than two million new cases each year - by up to 80 percent.

Anger in spats is more about marital climate than heat of the moment, Baylor study shows
How good are married couples at recognizing each other's emotions during conflicts?

Biomarker predicts response to cancer treatment
VIB researcher Diether Lambrechts, associated with KU Leuven, has discovered a biomarker that might potentially predict which patients will benefit more from treatment with bevacizumab.

Totally rad: Stanford bioengineers create rewritable digital data storage in DNA
Scientists from Stanford's Department of Bioengineering have devised a method for repeatedly encoding, storing and erasing digital data within the DNA of living cells.

Reversible doping: Hydrogen flips switch on vanadium oxide
If you are not a condensed matter physicist, vanadium oxide may be the coolest material you've never heard of.

T cell imbalance increases risk for gastrointestinal infection recurrence
University of Cincinnati (UC) researchers have found that an imbalance in the regulation of certain T cells -- the cells in the body that fight off infection or attack the system in certain autoimmune diseases -- may put certain people at a higher risk of having recurrent cases of Clostridium difficile, or C.

Modifying scar tissue can potentially improve outcome in chronic stroke
New research from the Buck Institute shows that modifying the scar tissue that develops following a stroke is a promising avenue for future treatments.

Pandemic 2009 H1N1 vaccination produces antibodies against multiple flu strains
The pandemic 2009 H1N1 vaccine can generate antibodies in vaccinated individuals not only against the H1N1 virus, but also against other influenza virus strains including H5N1 and H3N2.

Mayo Clinic: Standard heart disease risk tools underrate danger in rheumatoid arthritis
Heart disease risk assessment tools commonly used by physicians often underestimate the cardiovascular disease danger faced by rheumatoid arthritis patients, a Mayo Clinic study has found.

Purdue professor to speak before Congress about nanotechnology in brain treatment research
Researchers at Purdue University are working with the US Army and neurosurgeons at the Walter Reed National Military Medical Center to create a new type of

Touching tarantulas
A brief therapy session for adults with a lifelong debilitating spider phobia resulted in lasting changes to the brain's response to fear.

Use of in-hospital mortality to assess ICU performance may bias quality measurement
In-hospital mortality for ICU patients is often used as a quality measure, but discharge practices may bias results in a way that disadvantages large academic hospitals, according to a recently conducted study.

New musical pacifier helps premature babies get healthy
The innovative PAL device uses musical lullabies to help infants quickly learn the muscle movements needed to suck, and ultimately feed.

Report using private health claims data shows prices are driving health spending growth
Rising prices for care were the chief driver of health care costs for privately insured Americans in 2010, according to the first report from the newly formed Health Care Cost Institute.

Study finds surgical residents often fatigued
A study involving 27 orthopedic surgery residents suggests that surgical residents are often fatigued during their awake time, according to a report in the May issue of Archives of Surgery, a JAMA Network publication.

Number theory grant could lead to advances in wireless communications
The Engineering and Physical Sciences Research Council has awarded a £1.6 million grant to two of the country's leading mathematics researchers, Professor Sanju Velani, Head of Pure Mathematics at the University of York and Professor Victor Beresnevich, also at the university.

Timing can affect whether women and minorities face discrimination
Timing can affect whether females and minorities experience discrimination -- says a study published today in Psychological Science.

New report highlights the role of math and computational science in industrial innovation
The Society for Industrial and Applied Mathematics is pleased to announce the release of its latest report on mathematics in industry.

York researchers evaluate impact of climate change on biodiversity and habitats in East Africa
University of York researchers will play a key role in a new project studying the impact of climate change in Tanzania, Kenya and Ethiopia.

Researchers improve fast-moving mobile networks
Mobile ad hoc networks allow people in multiple, rapidly-moving vehicles to communicate with each other - such as in military or emergency-response situations.

Cholesterol-lowering drugs may slow prostate growth
Statins drugs prescribed to treat high cholesterol may also work to slow prostate growth in men who have elevated PSA levels, according to an analysis led by researchers at Duke University Medical Center.

Final word: Task force recommends against PSA-based screening for prostate cancer
Below is information about an article being published early online at on May 22, 2012.

Newly discovered protein makes sure brain development isn't 'botched'
Johns Hopkins scientists have discovered a protein that appears to play an important regulatory role in deciding whether stem cells differentiate into the cells that make up the brain, as well as countless other tissues.

Diabetes drug target identified
New research from the University of Cincinnati points to the naturally produced protein apolipoprotein A-IV as a potential target for a new diabetes therapeutic.

Unique gold earring found in intriguing collection of ancient jewelry in Israel
When Tel Aviv University archaeologists opened an ancient vessel found at Israel's Tel Megiddo dig, they found a surprising treasure trove of ancient jewelry -- and an earring which may have had a unique Egyptian origin.

Physical properties predict stem cell outcome
Tissue engineers can use mesenchymal stem cells derived from fat to make cartilage, bone, or more fat.

Type of viral infection of eye associated with disease causing blindness in the elderly
A team of researchers, including a scientist from the Viral Immunology Center at Georgia State University, have found that a type of herpesvirus infection of the eye is associated with neovascular age-related macular degeneration, a disease that causes blindness in the elderly.

Tufts Medical Center researchers find marker in premies' saliva predicts readiness to feed by mouth
Tufts Medical Center researchers have shown that presence of a gene strongly linked to appetite regulation is highly predictive of a premature infant's readiness to feed orally.

Tips from the journals of the American Society for Microbiology
In this month's issue:

Nighttime intensivist staffing and mortality in the ICU
Nighttime intensivist physician staffing in intensive care units with a low-intensity daytime staffing model is associated with reduced mortality, according to a new study published in the New England Journal of Medicine and presented at the American Thoracic Society International Conference in San Francisco.

Study: Heart damage after chemo linked to stress in cardiac cells
Blocking a protein in the heart that is produced under stressful conditions could be a strategy to prevent cardiac damage that results from chemotherapy, a new study suggests.

Marketing is more effective when targeted to personality profiles
Advertisers spend time and money attempting to tailor advertising campaigns to the needs of different demographic groups.

Hunter-gatherers and horticulturalist lifestyle linked to lower blood pressure increases

NASA Goddard delivers magnetometers for NASA's next mission to Mars
Magnetometers built by scientists and engineers at NASA Goddard Space Flight Center in Greenbelt, Md. for NASA's Mars Atmosphere And Volatile EvolutioN (MAVEN) mission have been delivered to the University of California at Berkeley Space Sciences Laboratory for integration into the Particles and Field Package.

Mercury in dolphins: Study compares toxin levels in captive and wild sea mammals
A small pilot study found higher levels of toxic mercury in dolphins downwind of power plants than in captive dolphins.

Muslim Brotherhood candidate trails in race for Egypt's presidency: UMD poll
As Egypt prepares to elect its first president since the 2011 revolution, a new University of Maryland poll by Shibley Telhami finds the Muslim Brotherhood's candidate tied for fourth place in a fluid race.

Treatment with bisphosphonates associated with increased risk of atypical femoral fractures
Treatment with bisphosphonate therapy appears to be associated with an increased risk of atypical fractures of the femur, according to a report published online first by Archives of Internal Medicine, a JAMA Network publication.

Weight struggles? Blame new neurons in your hypothalamus
New nerve cells formed in a select part of the brain could hold considerable sway over how much you eat and consequently weigh, new animal research by Johns Hopkins scientists suggests in a study published in the May issue of Nature Neuroscience.

Optogenetics project takes top NIDA Addiction Science Award
A project that maps dopamine circuits in the prefrontal cortex through optogenetic manipulation was given top honors in this year's annual Addiction Science Awards at the 2012 Intel International Science and Engineering Fair -- the world's largest science competition for high school students.

Discovery suggests new combination therapy strategy for basal-like breast cancers
A new study led by UNC Lineberger scientist Charles Perou, Ph.D., and Sean Egan, Ph.D., from the Hospital for Sick Children in Toronto, Ontario, demonstrates that deletion of a sugar transferase called LFNG, promotes cell proliferation and tumor formation of basal-like breast cancers.

Study examines effect of prednisolone in patients with Bell palsy
Treatment for Bell palsy (a condition involving the facial nerve and characterized by facial paralysis) with the corticosteroid prednisolone within 72 hours appeared to significantly reduce the number of patients with mild to moderate palsy severity at 12 months, according to a report in the May issue of Archives of Otolaryngology -- Head & Neck Surgery, a JAMA Network publication.

Cutting-edge technologies offer improvements in screening and gastrointestinal surgery
Studies of technological innovations being presented for the first time at Digestive Disease Week® (DDW) showed increased accuracy coupled with decreased cost, time or invasiveness of gastrointestinal procedures.

Louisiana Tech University professor honored for Technology Product of the Year
Dr. Erez Allouche, associate professor of civil engineering and director of the Trenchless Technology Center at Louisiana Tech University, has won Technology Product of the Year honors from the Louisiana Technology Council and the North Louisiana Economic Partnership for his innovative,

Studies examine potential treatments for UC, hep C and other gastrointestinal conditions
New research being presented at Digestive Disease Week® (DDW) reveals effective treatments for a number of gastrointestinal conditions, which are often chronic and costly.

FASEB announces Bio-Art image competition winners
The Federation of American Societies for Experimental Biology is proud to announce the winners of Bio-Art, its first-ever biomedical image competition.

Vigorous physical activity associated with reduced risk of psoriasis
A study of US women suggests that vigorous physical activity may be associated with a reduced risk of psoriasis, according to a report published online first by Archives of Dermatology, a JAMA Network publication.

Combination antibiotic treatment does not result in less organ failure in adults with severe sepsis
Frank M. Brunkhorst, M.D., of Friedrich-Schiller University, Jena, Germany, and colleagues conducted a study to compare the effect of the antibiotics moxifloxacin and meropenem with the effect of meropenem monotherapy on sepsis-related organ dysfunction.

Zooming in on bacterial weapons in 3-D
Max Planck scientists decipher the structure of bacterial injection needles at atomic resolution.

'Orphan' sleep drug may be potent cancer-fighting agent
An inexpensive

From lemons to lemonade: Using carbon dioxide to make carbon nitride
Michigan Tech scientist Yun Han Hu has discovered a chemical reaction that not only eats up the greenhouse gas carbon dioxide, it creates some useful compounds to boot.

To dictate or not to dictate?
Could the quality of care you receive be affected by how your doctor takes notes?

Computers & Graphics incorporates Collage Authoring Environment
Elsevier's Computers & Graphics announces the upcoming publication of a special issue on 3D Object Retrieval which will incorporate the Collage Authoring Environment, a workflow and publication platform developed by the first place winner of the 2011 Executable Paper Grand Challenge.

New discoveries about severe malaria
Researchers from Seattle BioMed, University of Copenhagen and University of Edinburgh have uncovered new knowledge related to host-parasite interaction in severe malaria, concerning how malaria parasites are able to bind to cells in the brain and cause cerebral malaria -- the most lethal form of the disease.

Researchers aim to assemble the tree of life for all 2 million named species
A new initiative aims to build a tree of life that brings together everything scientists know about how living things are related, from the tiniest bacteria to the tallest tree.

Toxic mercury, accumulating in the Arctic, springs from a hidden source
Environmental scientists at Harvard have discovered that the Arctic accumulation of mercury, a toxic element, is caused by both atmospheric forces and the flow of circumpolar rivers that carry the element north into the Arctic Ocean.

UCLA researchers develop way to strengthen proteins with polymers
In a new study published in the Journal of the American Society of Chemistry, investigators from the UCLA Department of Chemistry and Biochemistry and the California NanoSystems Institute at UCLA describe how they synthesized polymers to attach to proteins in order to stabilize them during shipping, storage and other activities.

Troublesome dyspnea during sexual activity is common in COPD patients
Troublesome dyspnea that limits sexual activity is common among older patients with COPD, according to a new study from Denmark.

Florida Tech biological sciences professor earns $257,000 NSF grant to study coral diseases
The project will develop quantitative approaches to assess the clustering of infectious and non-infectious coral diseases, which are decimating the corals.

NIH selects 11 Centers of Excellence in Pain Education
The National Institutes of Health Pain Consortium has selected 11 health professional schools as designated Centers of Excellence in Pain Education (CoEPEs).

NIH study shows poor quality malaria drugs pose threat
Poor quality antimalarial drugs lead to drug resistance and inadequate treatment that pose an urgent threat to vulnerable populations, according to a National Institutes of Health study published May 22 in the Lancet Infectious Diseases journal.

U-M biologist plays key role in effort to create first comprehensive tree of life
Since Darwin, assembling an evolutionary tree that shows the relationships between all known species of life has been one of the grandest and most daunting challenges facing biologists.

Behavioral support from peers, staff lowers patients' blood pressure
Rather than adding a new medicine for African-American patients whose blood pressure was not well controlled, researchers trained peers and primary care office staff to provide behavioral support to help achieve safer blood pressure.

Obese adolescents have heart damage
Obese adolescents with no symptoms of heart disease already have heart damage, according to new research.

The 'holographic' studies of materials was realized firstly by researchers from China
In the Vol.55 No.4 of Science China, the authors developed a new method for specific heat -phonon spectrum inversion and obtained all the thermodynamic functions of ZrW2O8 based only on its heat capacity, analogous to the action of a hologram.

Rare neurons discovered in monkey brains
Max Planck scientists discover brain cells in monkeys that may be linked to self-awareness and empathy in humans.

University of Hawaii Cancer Center researchers create new anti-cancer drug
A team of University of Hawaii Cancer Center scientists led by James Turkson, Ph.D. have created a new type of anti-cancer drug named BP-1-102.

Comorbidities are common in patients with COPD
The majority of patients with chronic obstructive pulmonary disease (COPD) referred for pulmonary rehabilitation have multiple extra-pulmonary comorbidities, according to a new study from the Netherlands.

Heparin-like compounds inhibit breast cancer metastasis to bone
Researchers from VTT Technical Research Centre of Finland have in collaboration with the University of Turku, Indiana University and two Finnish companies, Biotie Therapies Corp. and Pharmatest Services Ltd, discovered a novel mechanism regulating the development of breast cancer bone metastases and showed that heparin-like compounds can potentially be used to inhibit breast cancer metastasis to bone.

Squid ink from Jurassic period identical to modern squid ink, U.Va. study shows
An international team of researchers, including a University of Virginia professor, has found that two ink sacs from 160-million-year-old giant squid fossils discovered 2 years ago in England contain the pigment melanin, and that it is essentially identical to the melanin found in the ink sacs of modern-day squid.

Study: Anti-clotting drugs rarely needed in children with big-bone fractures
Children with pelvic and thigh fractures develop dangerous blood clots so rarely that anti-clotting therapy should be given only to those with underlying conditions that increase clotting risk, according to a study from Johns Hopkins Children's Center.

Pulmonary rehabilitation and improvement in exercise capacity improve survival in COPD
Pulmonary rehabilitation and improvement in exercise capacity significantly improve survival in patients with chronic obstructive pulmonary disease, according to a new study from the UK.

Taking cholesterol drugs in hospital may improve stroke outcomes
A new study suggests that using cholesterol-lowering medications known as statins after having a stroke may increase the likelihood of returning home and lessen the chance of dying in the hospital.

International panel updates definition of acute respiratory distress syndrome
Gordon D. Rubenfeld, M.D., of the Sunnybrook Health Sciences Center, Toronto, Canada, and colleagues with the ARDS (acute respiratory distress syndrome) Definition Task Force, developed a new definition of ARDS (the Berlin Definition) that focused on feasibility, reliability, validity and objective evaluation of its performance.

AGA announces prestigious awards recognition recipients
Each year, the American Gastroenterological Association honors several individuals for their outstanding contributions and achievements in gastroenterology through its prestigious recognition awards.

The American Society for Microbiology honors Ellen Jo Baron
Ellen Jo Baron, Ph.D., D(ABMM), professor emerita, Stanford University School of Medicine, Stanford, Calif., has been honored with the 2012 ASM Founders Distinguished Service Award for her years of volunteer service to ASM.

UC students design a better pill bottle for the blind and visually impaired
Two students from UC's top-ranked design programs have applied for a provisional patent on their design and prototype of a prescription-medicine pill bottle for the blind and visually impaired -- an innovation that could benefit millions of users.

New study examines relationship between social status and wound healing in wild baboons
A new study by University of Notre Dame biologist Beth Archie and colleagues from Princeton University and Duke University finds that high-ranking male baboons recover more quickly from injuries and are less likely to become ill than other males.

The heart rules the head when we make financial decisions
Our 'gut feelings' influence our decisions, overriding 'rational' thought, when we are faced with financial offers that we deem to be unfair, according to a new study. is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to