Brightsurf Science News & Current Events

November 07, 2014
Sleep starts later as teens age, but school still starts early
By following dozens of younger and older adolescents for more than two years, researchers in a new study were able to determine that the children fell asleep later and their circadian rhythms shifted later as they grew older.

The Chilean abortion paradox: Even when prohibited by law, abortion rates decrease
Over decades, the notion that restricting access to induced abortion is detrimental to maternal health has been widely accepted.

New treatment for life-threatening bacterial diseases identified
Researchers at the University of Liverpool have demonstrated a new treatment against antibiotic resistant bacterial infections.

Eribuli: Positive effects predominate in certain patients, negative effects in others
There is proof of minor added benefit for one group of patients.

Actions versus objects: The role of the motor system
According to many scientists the fact that ALS patients experience (in addition to severe motor deficits) greater linguistic difficulty with verbs denoting action compared to nouns denoting objects depends on their motor deficit.

School lunches offer better average nutrition than packed lunches
Approximately 60 percent of the more than 50 million public elementary and secondary education students obtain a substantial portion of their daily calories from school lunches.

A vaccine directed against tumor blood vessels suppress tumor growth and metastasis
In a new study published in the scientific journal Oncotarget researchers from Uppsala University show that a therapeutic vaccine directed against tumor vessels can reduce tumor burden and suppress formation of spontaneous lung metastases in a mouse model for metastatic breast cancer.

Dip in emergency hospital admissions via GPs while figures soar for A&E
The number of emergency admissions to hospital via A&E departments increased markedly in England from 2001/02 to 2010/11, while the number via GPs decreased, according to analysis published today in the Journal of the Royal Society of Medicine.

Research shows easy-to-walk communities can blunt cognitive decline
Amber Watts found walkable communities resulted in better outcomes both for physical health -- such as lower body mass and blood pressure -- and cognition (such as better memory) in the 25 people with mild Alzheimer's disease and 39 older adults without cognitive impairment she tracked.

Genes contribute to behavior differences between fierce and friendly rats
After many generations, rats bred for their bad attitude behave differently from those selected for a calm demeanor around humans.

Office stress? Workers may wait before acting out, SF State study finds
A new study from San Francisco State University shows that, when office stress increases, some employees may wait weeks or months before engaging in 'counterproductive work behaviors' such as taking long lunches or stealing office supplies.

Does father really know best? Maybe not when it comes to controlling asthma
According to a study presented at the American College of Allergy, Asthma and Immunology Annual Scientific Meeting, teens and caregivers have different levels of asthma health literacy, and teens don't necessarily get their information from caregivers when it comes to managing asthma symptoms.

CCNY-led discovery may help breast cancer treatment
Researchers led by Dr. Debra Auguste, associate professor, biomedical engineering, in the Grove School of Engineering at The City College of New York, have identified a molecule that could lead to developing treatment for one of the most aggressive forms of breast cancer.

No junk: Long RNA mimics DNA, restrains hormone responses
Emory researchers have obtained a detailed picture of how the Gas5 RNA interacts with steroid hormone receptors.

Turtles use muscle power to breathe due to rigid shell
Turtle shells are unique in the animal kingdom. In order to be able to breathe in this inflexible casing, tortoises have a muscle sling which is attached to the shell to ventilate the lung.

BIDMC's Bruce Furie, M.D., honored as Distinguished Scientist by American Heart Association
Bruce Furie, M.D., Chief of the Division of Hemostasis and Thrombosis at Beth Israel Deaconess Medical Center has been named a 2014 Distinguished Scientist by the American Heart Association.

Workplace health programs are key to improving American life expectancy and health
A first-of-its-kind study demonstrates employers have a unique opportunity to improve the health and well-being of the 155 million working Americans.

Theory or not? Best study designs for increasing vegetable intake in children
In a systematic, in-depth review focused on the use of behavior theory in interventions aimed to increase fruit and vegetable intake among children, researchers found theory-based interventions to be beneficial for vegetable intake only.

Reprogrammed cells grow into new blood vessels
By transforming human scar cells into blood vessel cells, scientists may have discovered a new way to repair damaged tissue.

The power of the power nap
For hibernating mammals, the pre-winter months are a race against time to accumulate enough energy reserves to last until spring.

New research lights the way to super-fast computers
New research published today in the journal Nature Communications, has demonstrated how glass can be manipulated to create a material that will allow computers to transfer information using light.

UTHealth's Tyson receives prestigious APGAR award for contributions to neonatal medicine
Jon Tyson, the Michelle Bain Distinguished Professor of Medicine and Public Health at The University of Texas Health Science Center at Houston Medical School, has won the 2014 APGAR Award for his lifelong contributions to perinatal medicine and education.

NASA eyes Post-Tropical Storm Nuri's winds, now to affect Alaska
NASA's newest Earth observing mission, the International Space Station-Rapid Scatterometer, or ISS-RapidScat provided a look at the winds within post-tropical cyclone Nuri on Nov.

Maybe it wasn't the Higgs particle after all
Last year CERN announced the finding of a new elementary particle, the Higgs particle.

Myriad myPath™ Melanoma improves diagnosis and treatment plans
Results from a prospective clinical utility study of the Myriad myPath Melanoma test presented at the 2014 American Society of Dermatopathology annual meeting found a 43 percent reduction in indeterminate diagnoses and a 49 percent change in physicians' treatment recommendations for patients.

Iodide protects against dangerous reperfusion injury after heart attack
A potentially groundbreaking study by Fred Hutchinson Cancer Research Center scientists, published online today in the journal PLOS ONE, suggests that the worst effects of reperfusion injury may be prevented with a safe, simple solution: a dose of iodide, a chemical form of the element added to ordinary table salt.

Practice makes perfect in cancer surgery
In a new, in-depth research project, Queen's professors Rob Siemens, Urology, and Christopher Booth, Cancer Care and Epidemiology, investigated what affect higher volume hospitals and surgeons had on the outcomes of patients undergoing a radical cystectomy for bladder cancer in Ontario.

Researchers take new approach to stop 'most wanted' cancer protein
Researchers have found a way to defeat one of the most tantalizing yet elusive target proteins in cancer cells by turning the protein's own molecular machinations against it.

New mechanism controlling proper organization of the muscle contractile units indentified
Muscle-specific protein cofilin-2 controls the length of actin filaments in muscle cells.

Brain's response to threat silenced when we are reminded of being loved and cared for
Being shown pictures of others being loved and cared for reduces the brain's response to threat, new research from the University of Exeter has found.

New patent to establish if a person will suffer from burns with laser hair removal treatments
Researchers at the U. of Granada are developing a pioneering method that can determine the sensitivity of the skin under radiation before it is submitted to a dermatological treatment by pulsed light or laser pulsed light Currently the person who operates laser hair removal equipment can only rely on the patient's testimony on whether, for instance, he or she has been sunbathing recently.

Tel Aviv University professor awarded inaugural prize for innovation in cancer treatment
Professor Dan Peer of Tel Aviv University will be awarded $10,000 for his groundbreaking 'cancer bullet' at the inaugural Untold News Awards next Wednesday, Nov.

Emergency supplies of epinephrine in schools save lives
According to a new study being presented at the American College of Allergy, Asthma and Immunology Annual Scientific Meeting, stock epinephrine was used on 38 children and adults in Chicago Public Schools during the 2012-13 school year for severe anaphylactic emergencies.

Liberals are more emotion-driven than conservatives
Researchers at Tel Aviv University and the Interdisciplinary Center in Herzliya have studied the interaction between emotion and political ideology, showing that the motivating power of emotions is not the same for those on different ends of the ideological spectrum.

Sperm analysis parameters as an indication for ICSI instead of IVF: Benefit still unclear
The currently available studies allow no conclusions about the type of sperm characteristics in which assisted reproduction using ICSI can be superior to IVF.

Asthma vs. COPD, similar symptoms -- Different causes and treatment
According to a presentation at the American College of Allergy, Asthma and Immunology Annual Scientific Meeting, as many as 50 percent of older adults with obstructive airway disease have overlapping characteristics of asthma and COPD.

Indoor air pollution wreaks havoc on children's lungs
According to a study being presented at the American College of Allergy, Asthma and Immunology Annual Scientific Meeting in Atlanta, Nov.

NASA-NOAA's Suomi NPP satellite sees Tropical Cyclone 05B headed to India
Tropical Cyclone 05B was meandering in the Bay of Bengal on Nov.

LSTM awarded nearly £4 million in grants for pneumococcal research
Respiratory specialists at Liverpool School Tropical Medicine have been awarded two substantial research grants to further develop and utilize their Experimental Human Pneumococcal Carriage model.

Mars spacecraft, including MAVEN, reveal comet flyby effects on Martian atmosphere
Two NASA and one European spacecraft, including NASA's MAVEN mission led by the University of Colorado Boulder, have gathered new information about the basic properties of a wayward comet that buzzed by Mars Oct.

Origin of the unique ventilatory apparatus of turtles
Through the careful study of modern and early fossil tortoise, researchers now have a better understanding of how tortoises breathe and the evolutionary processes that helped shape their unique breathing apparatus and tortoise shell.

New Zealand's moa were exterminated by an extremely low-density human population
A new study suggests that the flightless birds named moa were completely extinct by the time New Zealand's human population had grown to two and half thousand people at most.

Preschoolers eat healthy when parents set rules about food, UB study finds
Preschoolers whose parents have rules about what their children can and cannot eat have healthier eating habits than those raised without such rules, according to a new study by pediatrics researchers at the University at Buffalo.

Best treatments for allergic conditions? Some doctors don't even know
People who suffer from allergies want to keep up-to-date on the latest information regarding treatment, but it's not always easy.

You might be allergic to penicillin -- then again, you might not
Many people have been told, incorrectly, that they're allergic to penicillin, but have not had allergy testing.

A new angle on infertility
Scientists from the RIKEN BioResource Center in Tsukuba, Japan, have discovered that a single mutation in the beta-catenin gene, which codes a protein known to be deeply involved in a number of developmental and homeostatic processes, can lead to infertility not through a disruption of the production of egg or sperm cells, but rather by leading to abnormalities in the morphology of the sexual organs, making natural reproduction impossible.

UTSA professor studies cell phone habits of college students in US and South Korea
UTSA communication associate professor Seok Kang teamed up with a Korean researcher to study the cell phone habits of 1,600 college students in the US and South Korea.

Minneapolis Heart Institute Foundation researcher to present at Young Investigators' Forum
Dr. Ankur Kalra, M.D., the chief cardiovascular fellow at the Minneapolis Heart Institute, will present at the Cardiovascular Young Investigators' Forum on Nov.

Mouse exposure shows stronger link to asthma-related emergency department visits than cockroach exposure
According to a study being presented at the American College of Allergy, Asthma and Immunology Annual Scientific Meeting in Atlanta, Nov.

UofL Trover Campus wins national academic medicine award
The Association of American Medical Colleges has awarded its 2014 Shining Star of Community Achievement award to UofL's innovative program to increase the number of physicians in medically underserved regions.

Springer and the Hong Kong Academy of the Humanities to work together
Springer and the Hong Kong Academy of the Humanities will collaborate to publish a new book series called The Humanities in Asia.

The hopes of Chinese education migrants
Bielefeld University is working together with the University of Essex (England) and the University of Tsinhua (China) on the new research project 'Bright Futures' -- the first project in the world to study the attitudes and experiences of Chinese students transnationally in Europe and China.

New antibiotic in mushroom that grows on horse dung
Researchers from the Institute of Microbiology at ETH Zurich have discovered a new protein with antibiotic properties in a mushroom that grows on horse dung.

Cybersecurity experts discover lapses in Heartbleed bug fix
A detailed analysis by cybersecurity experts from the University of Maryland found that website administrators nationwide tasked with patching security holes exploited by the Heartbleed bug may not have done enough.

CNIO scientists challenge the efficacy of folfiri in a colorectal cancer subtype
They warn that an erroneous correlation between drug and 'stemlike' colon cancer subtype could lead oncologists to prescribe inadequate treatments Results are presented this week in the journal 'Nature Medicine'.

NFL TV ratings: Bandwagon is everyone's second-favorite team
A study found that NFL fans love match-ups of winning teams as much or more than watching their favorite team.

UF researchers discover how to cultivate norovirus in human cells
Noroviruses are pernicious intestinal viruses. They cause violent vomiting and diarrhea, and people ill with the virus remain contagious up to three days after they seem to recover.

Nurse navigators may aid colon cancer screening follow-up
Group Health patients with a positive screening test for colon cancer (a stool test or sigmoidoscopy) tended to be more likely to get the recommended follow-up test, a diagnostic colonoscopy, if nurse navigators contacted them than if they got usual care, according to Beverly B.

Research project emphasizes the need to persuade parents to make their children walk to school
A researcher from the University of Granada participates in a US research project that emphasizes the need for public administrations to encourage children and their families to walk more often during their daily routines This research was published in the International Journal of Behavioral Nutrition and Physical Activity.

2014's famous 'pollen vortex' didn't happen
Last year's long, harsh winter was brutal, and caused some experts to predict the 'polar vortex' would turn into the 'pollen vortex,' and make allergy sufferers more miserable than ever before.

The best sensory experience for learning a dance sequence
How can a sequence of dance steps best be learned? 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