Brightsurf Science News & Current Events

December 09, 2010
Genome of barley disease reveals surprises
Scientists have sequenced the genome of a major fungal disease that affects barley and other cereal crops, a breakthrough that could lead to significant advances in our understanding of how plant diseases evolve.

Sesame Street program improves development for children in Indonesia
Children exposed to Jalan Sesama, an Indonesian version of the children's television show Sesame Street, had improved educational skills and healthy development, according to a study by researchers at the Johns Hopkins Bloomberg School of Public Health.

Blood-thinning treatment standards changing for heart patients, new research shows
Researchers at the University of Cincinnati and Massachusetts General Hospital have found that warfarin, a known anticoagulation (blood-thinning) drug, may not be as beneficial to some patients with atrial fibrillation as previously thought.

A 'stitch in time' could help damaged hearts
A research team at Worcester Polytechnic Institute has demonstrated the feasibility of a novel technology that a surgeon could use to deliver stem cells to targeted areas of the body to repair diseased or damaged tissue.

Key protein discovered that allows nerve cells to repair themselves
An unexpected process that is required for regeneration after severe neuron injury has been discovered in the part of the neuron that receives information from other cells and from the outside world.

Most women do not get recommended mammograms
Only half of eligible women in the United States are getting their annual mammograms, even if they have insurance to pay for the procedure, according to data presented at the 33rd Annual CTRC-AACR San Antonio Breast Cancer Symposium.

Gene that causes some cases of familial ALS discovered
Using a new gene sequencing method, a team of researchers led by scientists from Johns Hopkins and the National Institutes of Health has discovered a gene that appears to cause some instances of familial amyotrophic lateral sclerosis (ALS).

Making Internet faster
Weaknesses in the architecture behind the Internet mean that surfing can sometimes lead to slow speeds and a tiresome wait for a video to load.

Personalized molecular therapy shows promising results for people with advanced lung cancer
A new study shows that a combination of epigenetic therapy and molecular targeted therapy has promising results at combating advanced lung cancer according to research presented at the 2010 Chicago Multidisciplinary Symposium in Thoracic Oncology.

Protein targeted to stop melanoma tumor growth
Halting the growth of melanoma tumors by targeting the MIC-1 protein that promotes blood vessel development in tumors may lead to better treatment of this invasive and deadly cancer, according to Penn State College of Medicine researchers in the Foreman Foundation Research Laboratory.

Obese women with ER-positive/HER2-negative breast cancer have poorer survival rates
Obesity was associated with worse overall and disease-free survival in women with operable breast cancer treated with adjuvant chemotherapy, but for the first time, researchers observed this finding in only a specific subset of patients - those with estrogen receptor (ER)-positive/HER2-negative disease.

A new surgical tool -- the IKEA pencil
IKEA pencils are better at marking out cuts in the bone for facial and head surgery than traditional felt tipped pens, say two surgeons in the Christmas issue published online today.

Official food allergy treatment guidelines released
A collaborative, government-led effort to guide and standardize diagnosis, treatment and management of food allergies has resulted in the release of an official set of recommendations for physicians.

2 decades of Nuss procedure outcomes: Refinements in groundbreaking surgery for chest deformity
Since 1987, when a surgeon at Children's Hospital of the King's Daughters developed a minimally-invasive surgery to correct sunken chest, the procedure has been adopted world-wide as a standard of care and continually refined to increase its effectiveness and safety, according to a paper published in the December issue of the Annals of Surgery.

Aromatase inhibitors increased risk of heart disease in postmenopausal women with breast cancer
Postmenopausal women who take aromatase inhibitors as a treatment for breast cancer may be at an increased risk for developing cardiovascular disease, according to the results of a meta-analysis.

Identifying lung cancer gene markers shows promise in identifying patients needing chemo
Cancer researchers have identified six gene markers present in early stage non-small cell lung cancer (NSCLC) that show promise in helping oncologists better identify which tumors will relapse after curative surgery, according to a study presented at the 2010 Chicago Multidisciplinary Symposium in Thoracic Oncology.

Adding ipilimumab to standard chemotherapy treatment for late-stage lung cancer may improve survival
Ipilimumab used in combination with paclitaxel/carboplatin for stage IIIb/IV non-small cell lung cancer showed superior results in progression free survival when compared to paclitaxel/carboplatin alone, according to research presented at the 2010 Chicago Multidisciplinary Symposium in Thoracic Oncology.

Greedy algorithms best for multiple targets
What algorithms should an air defense system work with? Particle swarm algorithms if there are ten targets to be hit.

Blue whale-sized mouthfuls make foraging super efficient
How much can a blue whale eat in a single mouthful and how much energy do they burn while foraging?

Alzheimer's patients can't effectively clear sticky plaque component
Neurologists finally have an answer to one of the most important questions about Alzheimer's disease: Do rising brain levels of a plaque-forming substance mean patients are making more of it or that they can no longer clear it from their brains as effectively?

Project will monitor tremor activity beneath southern San Andreas Fault
Seismologists were startled in 2002 to discover rumblings, called tremors, under fault zones in Japan and Washington, and in 2004 under a locked section of California's San Andreas Fault.

Digital video recorders do not change shopping behavior
Research finds that owning a DVR does not influence the demand for advertised products despite its ad-skipping feature.

Bioengineers develop bacterial strain to increase ethanol biofuel production
A team of bioengineers in the United States have modified a strain of bacteria to increase its ability to produce ethanol.

UCLA researchers find that Medicaid-funded ADHD treatment for children is failing
The passage of health care legislation is expected to add an estimated 4.1 million children who are currently uninsured.

Avant-garde music offers a gateway to artificial intelligence
Stretching their boundaries, artificial intelligence researchers at Rensselaer Polytechnic Institute have teamed up with musicians on an unlikely project: a digital conductor of improvised avant-garde performances.

Financial burden greater for college students with divorced or remarried parents
College students whose parents have remained married to each other are faring better financially than their peers with divorced or remarried parents, according to new research from Rice University and the University of Wisconsin.

Gene hunters tackle crop diseases
Scientists are on the trail of some of the most economically damaging organisms that infect crops worldwide.

Living in certain neighborhoods increases the chances older men and women will develop cancer
Older people who live in racially segregated neighborhoods with high crime rates have a much higher chance of developing cancer than do older people with similar health histories and income levels who live in safer, less segregated neighborhoods.

Cholera strain evolves new mechanism for causing disease
New clinical strains of cholera appear to have evolved a distinctly different mechanism to cause the same disease according to research published in the current issue of the online journal mBio.

Hospital shootings rare, but rate of other assults high, Johns Hopkins researchers find
Shootings like the one in which a gunman shot a doctor and killed a patient at the Johns Hopkins Hospital in September are The circuitry of insulin-releasing cells
A myriad of inputs can indicate a body's health bombard pancreatic beta cells continuously, and these cells must consider all signals and

Scientists begin 5-month study of cloud life cycles
For the next five months, a dense collection of remote-sensing instruments will gather data from the clouds at four different elevations on Mount Werner in the Steamboat Springs ski area.

Adapting agriculture to climate change: New global search to save endangered crop wild relatives
The Global Crop Diversity Trust today announced a major global search to systematically find, gather, catalog, use and save the wild relatives of wheat, rice, beans, potato, barley, lentils, chickpea and other essential food crops, in order to help protect global food supplies against the imminent threat of climate change, and strengthen future food security.

Study examines effect of water-based and silicon-based lubricant
A new study by sexual health researchers at Indiana University found that women who used lubricant during sex reported significantly higher levels of satisfaction and pleasure.

New mouse model for duchenne muscular dystrophy implicates stem cells, Stanford researchers say
For years, scientists have tried to understand why children with Duchenne muscular dystrophy experience severe muscle wasting and eventual death.

Powdery mildew at an evolutionary dead end
The size of a genome tells us nothing about the comprehensiveness of the genetic information it contains.

Experts converge at Arizona State University for first preventive cancer vaccine conference
World-leading scientists, ethicists, policymakers and cancer patient advocates will gather at Arizona State University for the first-ever Prophylactic Cancer Vaccine Conference in Tempe, Ariz., March 16-18, 2011.

Bering Sea chill yields fatter plankton, pollock diet changes
Despite a 30-year warming trend, the last three years in the Bering Sea have been the coldest on record.

Charging makes nano-sized electrodes swell, elongate and spiral
New high-resolution images of electrode wires made from materials used in rechargeable lithium ion batteries shows them contorting as they become charged with electricity.

Isogenic cell models for cancer research exclusively licensed to Horizon Discovery
With the goal of developing new, more effective and personalized cancer treatments, Horizon Discovery, based in Cambridge, England, has secured from Case Western Reserve University exclusive rights to a panel of new human isogenic cell models developed by the laboratory of Zhenghe John Wang, assistant professor of genetics at the university's School of Medicine.

Transformation at top of agenda for CPMRC's annual conference in January 2011
The 19th International Conference (Jan. 19-22, 2011) of the CPM Resource Center, an Elsevier company and leader in assisting health care organizations improve practice at the point of care, will focus on transformational leadership and feature advice from many business leaders, including Dee Hock, founder and CEO emeritus, Visa Inc..

Pacific Biosciences and Harvard scientists decode genome of Haitian cholera pathogen
Scientists from Pacific Biosciences of California, Inc. and Harvard Medical School have successfully employed single molecule, real-time (SMRT) DNA sequencing technology to rapidly characterize the pathogen responsible for the recent deadly cholera epidemic in Haiti.

Tiny protozoa may hold key to world water safety
Right now, it looks a little like one of those plastic containers you might fill with gasoline when your car has run dry.

Syntactic and Composite Foams III Conference
This conference will provide a forum for discussions in this rapidly growing field.

Out with LGBTQ bullying
Elizabeth Meyer, from the Concordia University Department of Education, authored a book to end teen torment --

Patients may not have to stop taking anti-platelets for some surgeries
Despite the common clinical practice among surgeons to discontinue their patients' anti-platelet therapy prior to surgery, a recent study of patients undergoing carotid endarterectomy indicated that this practice may be unnecessary.

Chinese study suggests that alcohol increases angiographically significant coronary artery disease
Among a large number of Chinese men presenting with chest pain or EKG changes, sequential subjects undergoing cardiac angiography were evaluated for obstructive coronary artery disease lesions according to their reported recent alcohol intake.

A new kind of blast-resistant glass
A team of engineers is working to develop a blast-resistant glass that is lighter, thinner, and colorless, yet tough enough to withstand the force of an explosion, earthquake or hurricane winds.

Medical science helps UK athletes reach peak performance
A new hand-held medical device will help UK athletes reach the top of their game when preparing for upcoming sporting competitions.

National team of scientists peers into the future of stem cell biology
Remarkable progress in understanding how stem cell biology works has been reported by a team of leading scientists.

Water treatment and reuse III and the water-energy nexus
The conference will provide a highly effective forum to discuss research and development in the advancement and use of technologies for purifying industrial and municipal waste water for reuse and the latest development of integrated technologies for water treatment.

A double block of blood vessels to starve cancerous tumors
A novel strategy of blocking the growth of blood vessels with antibodies should result in improved treatment of cancerous tumors, report researchers at the University of Helsinki.

Nano squid skin: DOD awards $6M for metamaterials research
Nanotechnologists, marine biologists and signal-processing experts from Rice University, the Marine Biological Laboratory in Woods Hole, Mass., and other US universities have won $6 million from the Office of Naval Research to unlock the secrets of nature's best camouflage artists.

NSF extends program encouraging African-Americans to pursue careers in robotics, computer science
The National Science Foundation has extended its support for an alliance of nine major research universities, including Carnegie Mellon University, and 19 historically black colleges and universities that encourages African-American students to pursue graduate training and research careers in robotics and computer science.

When their tools get dull, leaf-cutters switch jobs
When their razor-sharp mandibles wear out, leaf-cutter ants change jobs, remaining productive while letting their more efficient sisters take over cutting, say researchers from two Oregon universities.

Cloud 'feedback' affects global climate and warming, says Texas A&M study
Changes in clouds will amplify the warming of the planet due to human activities, according to a breakthrough study by a Texas A&M University researcher.

The importance of making a good first impression in the classroom
A study of how medical students evaluate their professors is illustrating the critical importance of making a good first impression.

Elsevier offers scientific book content through Google eBooks
Elsevier, the world-leading publisher of scientific, technical and medical information products and services, announced today that it is participating in the recently launched Google eBooks store by including a large selection of Elsevier's eBook titles.

Immune system changes linked to inflammatory bowel disease revealed
Scientists at the Virginia Bioinformatics Institute at Virginia Tech have discovered some of the key molecular events in the immune system that contribute to inflammatory bowel disease.

World's smallest battery created at CINT nanotechnology center
Real-time observation of a nanowire anode provides information to improve lithium batteries.

IU study: When to end a run
Runners and scientists for years have pondered when runners should end a run in order to avoid injuries.

'Portraits of the Mind' author to present a visual history of the brain at public event in New York
Author Carl Schoonover will present his new book at the New York Academy of Sciences on Dec.

Researcher develops accurate method for detecting dangerous fluoride
Used in the proper amounts, it can make teeth stronger and aid in the treatment of osteoporosis.

Non-invasive SRT as good as surgery for elderly patients with early lung cancer
A new study shows that a new type of targeted radiation therapy called stereotactic radiation therapy is just as good as surgery for patients aged 75 and older with early-stage lung cancer, according to research presented at the 2010 Chicago Multidisciplinary Symposium in Thoracic Oncology.

Cutting dietary phosphate doesn't save dialysis patients' lives
Doctors often ask kidney disease patients on dialysis to limit the amount of phosphate they consume in their diets, but this does not help prolong their lives, according to a study appearing in an upcoming issue of the Clinical Journal of the American Society Nephrology.

WSU researcher explores how engineers apply learned concepts in the workplace
Engineering education has been around for several centuries, but for the first time, researchers at Washington State University are looking at what engineering concepts engineers actually use and how they apply those concepts in the workplace.

Impaired clearance, not overproduction of toxic proteins, may underlie Alzheimer's disease
In Alzheimer's disease, a protein fragment called beta-amyloid accumulates at abnormally high levels in the brain.

Scientists trace origin of recent cholera epidemic in Haiti
After a rapid genetic analysis of bacteria collected from Haitian patients, scientists conclude that the strain of cholera currently sweeping through post-earthquake Haiti originated in South Asia.

Monitoring your car for a safer driving
Each year over 40,000 people are killed on Europe's roads.

Plant disease 'stealth bomber' tactics subverted to tackle hundreds of plant pathogens
Research, led by the University of Warwick, The Sainsbury Laboratory and Virginia Tech, has sequenced the genome of a plant disease causing organism revealing that it acts like a

Stricter testing for federal ground beef program may not lead to safer meat
A new National Research Council report finds no scientific basis that more stringent testing of meat purchased through the government's ground beef purchase program and distributed to various federal food and nutrition programs -- including the National School Lunch Program -- would lead to safer meat.

Doctors don't need to fear red heads
A study in the BMJ's Christmas issue published online today confirms that there is no need for doctors to fear red heads.

Technique turns computer chip defects into an advantage
Physicists at Ohio State University have discovered that tiny defects inside a computer chip can be used to tune the properties of key atoms in the chip.

Fox Chase researchers uncover new risk factors for brain metastases in breast cancer patients
Nearly one-fifth of all metastatic breast cancer patients develop brain metastases and have significantly shorter overall survival than patients who do not have brain involvement.

Platinum and blue light combine to combat cancer
When it comes to health care blue lights, are usually most useful on the top of ambulances but now new research led by the University of Warwick has found a way to use blue light to activate what could be a highly potent platinum-based cancer treatment.

UCLA receives $5.5 million for ongoing research on high-speed, high-density computer memory
The Defense Advanced Research Projects Agency has awarded a $5.5-million grant to the UCLA Henry Samueli School of Engineering and Applied Science to continue research in universal memory -- a high-speed, high-capacity computer memory compatible with manufacturing and design that are industry standard for current computer and electronic devices.

'1-drop rule' appears to persist for biracial individuals
The centuries-old

EU project to build Electric Solar Wind Sail
The European union has selected the Finnish Meteorological Institute to lead an international space effort whose goal is to build the largest and fastest man-made device.

Director General CERN announces $25M Australian center on origins of universe
The Director General of CERN, Switzerland, Professor Rolf-Dieter Heuer, has announced a new $25 million Australian Center to explore the origins of the universe, at the Australian Institute of Physics Congress this week.

Cancer prevention expert honored for innovative tobacco research
Behavioral scientist and tobacco-cessation expert, Alexander V. Prokhorov, M.D., Ph.D., at the University of Texas MD Anderson Cancer Center is the recipient of the 2011 American Society of Preventive Oncology Joseph W.

Forecast system to warn of toxic algal outbreaks along Texas' shoreline
Texas officials and coastal managers will now receive early notice of outbreaks of toxic algae that threaten public health and affect beach and fishing activities along the coast.

Buprenorphine is better than methadone for opioid dependence in pregnant women, study shows
Using buprenorphine instead of methadone -- the current standard of care -- to treat opioid-dependent pregnant women may result in healthier babies, suggests new findings from an international team led by Johns Hopkins researchers and published in the Dec.

Simulations aim to unlock nature's process of biomineralization
A University of Akron researcher is leveraging advanced modeling and simulation resources at the Ohio Supercomputer Center to study the process of biomineralization, nature's ability to form complex structures, such as bones, teeth and mollusk shells.

Genetic studies of human evolution win researcher 2011 Gani Medal
Major advances in our understanding of human evolution have seen Walter and Eliza Hall Institute researcher Dr.

Time running out to save climate record held in unique eastern European Alps glacier
A preliminary look at an ice field atop the highest mountain in the eastern European Alps suggests that the glacier may hold records of ancient climate extending back as much as a thousand years.

Computer-based program may help relieve some ADHD symptoms in children
An intensive, five-week working memory training program shows promise in relieving some of the symptoms of attention deficit hyperactivity disorder in children, a new study suggests.

DFG research center 'Molecular Physiology of the Brain' extended by 4 years
Göttingen facility will receive around € 23 million by September 2014

Scientists to develop new rapid test in fight against sexually transmitted infections
Scientists from the University of Southampton have secured funding to develop an ultra-rapid sexually transmitted infection (STI) detection system for clinics that can detect STIs in under 15 minutes.

Bioenergy III Conference: Present and New Perspectives on Biorefineries
The conference will address the state-of-the-art challenges of biorefineries with conversion processes into fuel products and chemicals and their technical, scientific, social and economical barriers.

Medicine: Alzheimer's and heart attacks share the same genes
Alzheimer's and heart attacks have been found to share a common genetic basis.

Buprenorphine treatment produces improved outcome for babies born addicted
Babies born into the world addicted to drugs because of their mother's dependence on pain medication, or opioids, may be weaned off the substance more comfortably, with a shorter hospital stay and at a reduced cost, if the mother receives a new treatment option during pregnancy.

Black holes and warped space: New UK telescope shows off first
This dramatic image is the first to be produced by e-MERLIN, a powerful new array of radio telescopes linked across the UK.

Exposure to North Dakota road material may increase risk of lung cancer
New data shows that people exposed to the mineral erionite found in the gravel of road materials in North Dakota may be at significantly increased risk of developing mesothelioma, a type of lung cancer most often associated with asbestos exposure, according to research presented at the 2010 Chicago Multidisciplinary Symposium in Thoracic Oncology.

Web of international collaboration boosts worldwide nanotechnology research
Despite their initial focus on national economic competitiveness, the nanotechnology research initiatives now funded by more than 60 countries have become increasingly collaborative, with nearly a quarter of all papers co-authored by researchers across borders.

Estrogen alone is effective for reducing breast cancer risk
While endogenous estrogen (i.e., estrogen produced by ovaries and by other tissues) does have a well-known carcinogenic impact, hormone replacement therapy (HRT) utilizing estrogen alone (the exogenous estrogen) provides a protective effect in reducing breast cancer risk, according to study results presented at the 33rd Annual CTRC-AACR San Antonio Breast Cancer Symposium, held Dec.

First kidney paired donor transplants performed
Kathy Niedzwiecki of Pelham, N.H., and Ken Crowder of St.

Fahrenheit -459: Neutron stars and string theory in a lab
Using lasers to contain some ultra-chilled atoms, a team of scientists has measured the viscosity or stickiness of a gas often considered to be the sixth state of matter.

Supercomputing research opens doors for drug discovery
A quicker and cheaper technique to scan molecular databases developed at the DOE's Oak Ridge National Laboratory could put scientists on the fast track to developing new drug treatments.

Media advisory 4: AGU 2010 Fall Meeting
This update covers the following topics of press interest about the 2010 Fall Meeting of the American Geophysical Union the world's largest organization of Earth and space scientists: Press Conference Schedule, How to Access Press Conferences via Internet, Where Do I Pick Up My Press/News Media Badge?

La Jolla Institute validates Type 1 diabetes computer model's predictive success through lab testing
A La Jolla Institute team, led by leading Type 1 diabetes researcher Matthias von Herrath, M.D., has demonstrated the effectiveness of a recently developed computer model in predicting key information about nasal insulin treatment regimens in Type 1 (juvenile) diabetes.

Evolutionary arms race between smut fungi and maize plants
Fungi are a major cause of plant diseases and are responsible for large-scale harvest failure in crops like maize and other cereals all over the world.

Cholera strain in Haiti matches bacteria from south Asia
A team of researchers has determined that the strain of cholera erupting in Haiti matches bacterial samples from South Asia and not those from Latin America.

Look: What your reaction to someone's eye movements says about your politics
It goes without saying that conservatives and liberals don't see the world in the same way.

Thought for food: New CMU research shows imagining food consumption reduces actual consumption
A new study by researchers at Carnegie Mellon University, published in Science, shows that when you imagine eating a certain food, it reduces your actual consumption of that food.

Results of AZURE to be presented at the CTRC-AACR San Antonio Breast Cancer Symposium
The long-awaited results of the Adjuvant Treatment with Zoledronic Acid in Stage II/III Breast Cancer, the AZURE trial, will be presented at the 33rd Annual CTRC-AACR San Antonio Breast Cancer Symposium, held here Dec.

Duchenne muscular dystrophy is ultimately a stem cell disease
Researchers have long known that the devastating disease called Duchenne muscular dystrophy is caused by a single mutation in a gene called dystrophin.

Unraveling Alzheimer's: Simple small molecules could untangle complex disease
New molecular tools developed at the University of Michigan show promise for

Ice-age reptile extinctions provide a glimpse of likely responses to human-caused climate change
A wave of reptile extinctions on the Greek islands over the past 15,000 years may offer a preview of the way plants and animals will respond as the world rapidly warms due to human-caused climate change, according to a University of Michigan ecologist and his colleagues.

Gene knockout shows potential for diabetes-related heart failure
Silencing the TLR4 gene can stop the process which may lead to cardiovascular disease in diabetic patients.

Drug combination shows promise for newly diagnosed blood cancer patients, study finds
A new three-drug combination used to treat the blood cancer multiple myeloma may be effective as a front-line therapy for newly diagnosed patients, according to a study led by the University of Michigan Comprehensive Cancer Center.

There's a new 'officer' in the infection control army
Johns Hopkins scientists have identified a previously unrecognized step in the activation of infection-fighting white blood cells, the main immunity troops in the body's war on bacteria, viruses and foreign proteins.

Researchers discover how natural drug fights inflammation
Researchers at the Virginia Bioinformatics Institute at Virginia Tech have discovered how abscisic acid, a natural plant hormone with known beneficial properties for the treatment of disease, helps fight inflammation.

ACP commends Congress for preserving patient access by stopping scheduled Medicare SGR cuts
The American College of Physicians today commended Congress for taking bipartisan action to preserve access for patients enrolled in Medicare and TriCare by stabilizing physician payments through 2011.

Helmholtz Zentrum München receives funds from The Michael J. Fox Foundation
Starting in August 2010, the Michael J. Fox Foundation for Parkinson's Research funded a project at Helmholtz Zentrum München aimed at determining the structure of the protein LRRK2.

Weekend and public holiday admissions increased the risk of hospital deaths by up to 41 percent
Patients treated by Welsh (UK) hospitals for upper gastrointestinal bleeding were 41 percent more likely die if they were admitted on a public holiday and 13 percent more likely if it was at the weekend.

The end of planet formation, as told by trace elements from the mantles of Earth, the moon and Mars
New research reveals that the abundance of so-called highly siderophile, or metal-loving, elements like gold and platinum found in the mantles of Earth, the moon and Mars were delivered by massive impactors during the final phase of planet formation over 4.5 billion years ago.

Better batteries from the bottom up
Rice University researchers have moved a step closer to creating robust, three-dimensional microbatteries that would charge faster and hold other advantages over conventional lithium-ion batteries.

International Symposium on Olfaction and Electronic Nose (ISOEN 2011)
An increasing demand for electronic instruments that can mimic biological olfaction processes led to the development of electronic nose and tongue systems, that is, intelligent chemical sensor arrays for odor classification and/or gas discrimination.

Exemestane may be another first-line, adjuvant therapy for hormone-receptor positive, early-stage breast cancer
Exemestane, an aromatase inhibitor that blocks production of estrogen, may provide another post-surgery option for postmenopausal women with hormone-receptor positive, early-stage breast cancer.

States now fund majority of human embryonic stem cell research
States, not the federal government, now fund the majority of human embryonic stem cell research conducted in the United States, according to a recent study in the journal Nature Biotechnology.

Researchers track the impacts of depression during pregnancy
The cocktail of hormones cascading through depressed mothers' bodies may play an important role in the development of their unborn children's brains.

Massive gene loss linked to pathogen's stealthy plant-dependent lifestyle
An international team of scientists, which includes researchers from Virginia Tech, has cracked the genetic code of a plant pathogen that causes downy mildew disease.

Lighter bikes may not reduce commuting time
A light-weight bike that costs around £1000 ($1,573) may not get you to work any quicker than a similar, yet heavier and cheaper model, finds research in the Christmas issue published online today.

Industry collaboration enhances academic science, sociologist finds
New research suggests that private industry and academic science pursue different goals with different consequences, but that the two can still be complementary.

Esophageal cancer risk lower than expected for patients with GERD
The risk of esophageal cancer among patients who suffer from gastroesophageal reflux disease is not as high as many may think, according to new research from University of Michigan gastroenterologists.

New Society for Social Neuroscience to help guide emerging field
Scholars are establishing a new professional organization, the Society for Social Neuroscience, helping to advance an emerging interdisciplinary field.

Advances in Optics for Biotechnology, Medicine and Surgery XII
This conference will focus on both recent technological advances, as well as novel and established applications of optics in medicine and research.

New pact to protect rice signed
The International Rice Research Institute (IRRI) and GrainPro, Inc. sign a cooperation agreement today to promote the adoption and dissemination of rice storage technologies in the Philippines.

Early study analysis suggests exemestane reduces breast density in high risk postmenopausal women
A drug that shows promise for preventing breast cancer in postmenopausal women with an increased risk of developing the disease, appears to reduce mammographic breast density in the same group of women. 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