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Science News Archive February 2013 - Page 3


Page 3 of 28

How much will I be charged?

A new UCSF study reveals large price swings in patient charges for the 10 most common outpatient conditions in emergency rooms across the country. The median charge for total outpatient conditions was $1,233, with some patients facing bills of $4 to $24,110.

SourceUniversity of California - San Francisco·JournalPLOS ONE·DateFeb 27, 2013

2 new species of mushroom on Iberian Peninsula described

Researchers from Basque Country describe two new species of Hydnum mushroom, Hydnum ovoideisporum and Hydnum vesterholtii, with distinct ovoid spores and ecological characteristics. The study confirms high genetic diversity among the genus, shedding light on their distribution and ecology.

SourceElhuyar Fundazioa·JournalMycologia·DateFeb 27, 2013

Heading a soccer ball may affect cognitive performance

A tablet-based experiment found that subconcussive head impacts in soccer can cause changes in performance on certain cognitive tasks, particularly those requiring voluntary responses. High school female soccer players were significantly slower than non-players when pointing away from a target.

SourcePLOS·JournalPLOS ONE·DateFeb 27, 2013
SAMSUNG T9 Portable SSD 2TB

SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

Nottingham to pioneer food manufacturing and medical devices

The University of Nottingham will lead two innovative manufacturing centres, one in food production and the other in medical devices, with a focus on sustainable food production and cost-effective medical device manufacturing. The £45 million package of investment aims to drive growth and keep the UK ahead in the global race.

SourceUniversity of Nottingham·DateFeb 27, 2013

Rapid, point-of-care tests for syphilis: The future of diagnosis

A new study published in PLOS ONE finds rapid and point-of-care tests for syphilis are as accurate as conventional laboratory tests, making them a viable solution for resource-limited settings. The findings have major worldwide implications for populations living in rural areas with limited access to healthcare.

SourceMcGill University Health Centre·JournalPLOS ONE·DateFeb 27, 2013
Fluke 87V Industrial Digital Multimeter

Fluke 87V Industrial Digital Multimeter is a trusted meter for precise measurements during instrument integration, repairs, and field diagnostics.

A game plan for climate change

Researchers developed an Adaptation for Conservation Targets (ACT) framework to assess climate change impacts on natural resources. The framework enables scientists and managers to work together to adjust management actions and address the 'What do we do about it?' question.

SourceWildlife Conservation Society·JournalConservation Biology·DateFeb 27, 2013

'Network' analysis of the brain may explain features of autism

Researchers analyzed EEGs from autistic children and found a structural difference in brain connections, including increased short-range and decreased long-range connections. This pattern may underlie autism's classic cognitive profile of focused tasks but poor integration across brain areas.

SourceBoston Children's Hospital·JournalBMC Medicine·DateFeb 27, 2013

Louse genetics offer clues on human migrations

A new genetic analysis of human lice from around the world sheds light on their evolution, disease transmission, and resistance to insecticides. The study's findings suggest that lice can be used as a tool to understand human migration patterns and test ideas about human evolution.

SourcePLOS·JournalPLOS ONE·DateFeb 27, 2013
AmScope B120C-5M Compound Microscope

AmScope B120C-5M Compound Microscope supports teaching labs and QA checks with LED illumination, mechanical stage, and included 5MP camera.

Bridging the gap: Hope that all meningitis strains will be vaccinated for

Researchers at the University of Southampton have identified a potential new target for meningitis B vaccination, offering hope for universal protection. The discovery focuses on the Adhesin Complex Protein (ACP), which stimulates the production of antibodies that kill bacteria, providing protection against multiple MenB strains.

SourceUniversity of Southampton·JournalmBio·DateFeb 27, 2013

U of T researchers lead in Canadian science prizes

University of Toronto researchers dominated eight prize categories in this year's Natural Sciences and Engineering Research Council of Canada (NSERC) awards. A total of nine U of T researchers won honours, including Stephen Cook receiving the Gerhard Herzberg Canada Gold Medal for Science and Engineering.

SourceUniversity of Toronto·DateFeb 27, 2013

Rice builds nanotube photodetector

Researchers at Rice University have developed a nanotube-based photodetector that can detect light across the visible and infrared spectrum. The device, made from extra-long carbon nanotubes, promises to make possible new optoelectronic devices, solar cells, and specialized cameras.

SourceRice University·JournalScientific Reports·DateFeb 27, 2013
Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

Contaminated diet contributes to phthalate and bisphenol A exposure

A study found that even organic foods not stored, prepared, or cooked in plastic containers can contain phthalates and bisphenol A. High levels of these chemicals were detected in dairy products, spices, and children's bodies.

SourceUniversity of Washington·JournalJournal of Exposure Science & Environmental Epidemiology·DateFeb 27, 2013

Wayne State study shows airborne dust in urban areas impacts lead levels in children

A Wayne State University study found seasonal fluctuations in blood lead levels among children are linked to resuspended dust contaminated with lead. The research, based on nine years of data from over 367,000 children, highlights the need for improved controls to prevent lead exposure.

SourceWayne State University - Office of the Vice President for Research·JournalEnvironmental Science & Technology·DateFeb 27, 2013
Sky-Watcher EQ6-R Pro Equatorial Mount

Sky-Watcher EQ6-R Pro Equatorial Mount provides precise tracking capacity for deep-sky imaging rigs during long astrophotography sessions.

Higher indoor humidity inactivates flu virus particles

Research published in PLOS ONE found that higher indoor humidity levels can significantly reduce the infectivity of influenza virus particles. Indoor humidity above 40% is essential to inactivate flu virus particles, with most inactivation occurring within the first 15 minutes, reducing viral particle infectivity by up to 86%.

SourcePLOS·JournalPLOS ONE·DateFeb 27, 2013

What is the cost of rare diseases such as Friedreich's Ataxia?

Friedreich's Ataxia, a rare genetic disorder, imposes significant annual costs of £11,000 to £19,000 on individuals. The study emphasizes the need for tailored resource allocation to maximize quality of life while minimizing its impact.

SourceBMC (BioMed Central)·JournalOrphanet Journal of Rare Diseases·DateFeb 27, 2013

Patients with diabetes at no greater risk for infection

A study of over 40,000 Kaiser Permanente patients found no increased risk of infection or complications following total knee replacement (TKR) for those with diabetes. However, patients with uncontrolled diabetes were more likely to be obese and have severe comorbidities.

SourceAmerican Academy of Orthopaedic Surgeons·JournalJournal of Bone and Joint Surgery·DateFeb 27, 2013

Neutron scattering provides data on adsorption of ions in microporous materials

Researchers use small angle neutron scattering to study ion adsorption in pores of different sizes, understanding how factors like pore size and electrolyte properties affect ion concentration. The technique provides new insights into optimizing energy storage and water desalination systems.

SourceGeorgia Institute of Technology·JournalAngewandte Chemie International Edition·DateFeb 27, 2013
Celestron NexStar 8SE Computerized Telescope

Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.

NASA's Aquarius sees salty shifts

The Aquarius instrument captures the first full year of surface salinity data, revealing rapid evolutions of salt patterns in the tropics. Salinity variations drive ocean circulation and provide valuable insights into global climate change.

SourceNASA/Goddard Space Flight Center·DateFeb 27, 2013

IV fluids used by NHS responsible for unnecessary deaths

A new Cochrane systematic review finds starch-based IV fluids used by the NHS cause unnecessary deaths. Researchers conclude that these fluids are more expensive than saline-based crystalloid fluids and increase the risk of death.

SourceLondon School of Hygiene & Tropical Medicine·JournalCochrane Database of Systematic Reviews·DateFeb 27, 2013

Songbirds' brains coordinate singing with intricate timing

A study at the University of Chicago shows that birds' brains coordinate physical actions and brain activity to produce complex movements, similar to how humans govern skilled performance. The research may lead to new ways of understanding human speech production and other complex movements.

SourceUniversity of Chicago·JournalNature·DateFeb 27, 2013
Garmin GPSMAP 67i with inReach

Garmin GPSMAP 67i with inReach provides rugged GNSS navigation, satellite messaging, and SOS for backcountry geology and climate field teams.

Modified protein could become first effective treatment for vitiligo

Researchers developed a genetically modified protein that reverses vitiligo in mice and shows similar effects on human skin tissue samples. The modified protein, called mutant HSP70i, supplants normal HSP70i, thereby reversing the autoimmune response that causes vitiligo.

SourceLoyola Medicine·JournalScience Translational Medicine·DateFeb 27, 2013

Reading the human genome

Researchers have achieved a major advance in understanding genetic information transcription from DNA to RNA, illuminating critical molecular interactions during the step-by-step process. The study provides new insights into how proteins work together to ensure accurate loading of DNA into Pol II at the start of a gene sequence.

SourceDOE/Lawrence Berkeley National Laboratory·JournalNature·DateFeb 27, 2013

Good bacteria may expunge vancomycin-resistant bacteria from your gut

Researchers found that reintroducing normal microbial diversity can eliminate vancomycin-resistant enterococci (VRE) from the intestinal tracts of mice and potentially humans. The study suggests that certain bacterial species, such as Barnesiella, play a key role in preventing colonization by VRE.

SourceAmerican Society for Microbiology·JournalInfection and Immunity·DateFeb 27, 2013

First grade math skills set foundation for later math ability

A NIH-funded study identifies fundamental math skills needed for functioning in adult life, including number system knowledge. Children who failed to acquire these basic math skills by first grade scored far behind peers by seventh grade on a test of mathematical abilities.

SourceNIH/Eunice Kennedy Shriver National Institute of Child Health and Human Development·JournalPLOS ONE·DateFeb 27, 2013

Protein balance key in preventing cancer

Researchers at Fox Chase Cancer Center found that two antagonistic proteins help keep leukemia at bay by maintaining balance in stem cell production. The study suggests that new compounds could fight cancer by targeting the pathways responsible for regulating these proteins.

SourceFox Chase Cancer Center·JournalDevelopmental Cell·DateFeb 27, 2013
Creality K1 Max 3D Printer

Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.

Research explores factors that impact adolescent mental health

New research investigates how social information processing patterns, urgency, and rumination contribute to adolescent mental health disorders. The studies found that Fast Track intervention improved antisocial behavior in youth, while urgency levels predicted depression, and individual differences in distraction shared genetic sources...

SourceAssociation for Psychological Science·JournalClinical Psychological Science·DateFeb 27, 2013

Studying the health of same-sex couples

A national study found same-sex couples who cohabitate have poorer health than their heterosexual married counterparts, despite potential benefits from marriage such as partner insurance and social support. The research may suggest that legalizing same-sex marriage could positively impact the health of these individuals.

SourceMichigan State University·JournalJournal of Health and Social Behavior·DateFeb 27, 2013

Youth's addiction recovery predicted with AA-related helping tool

Researchers at Case Western Reserve University have validated a questionnaire to assess youth participation in Alcoholics Anonymous (AA)-related helping activities. The Service to Others in Sobriety (SOS) questionnaire shows promise in identifying youths at risk of relapse and promoting recovery.

SourceCase Western Reserve University·JournalAmerican Journal on Addictions·DateFeb 27, 2013
Apple AirPods Pro (2nd Generation, USB-C)

Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.

Nut-cracking monkeys use shapes to strategize their use of tools

Bearded capuchin monkeys deliberately place palm nuts in a stable position to crack them open, revealing their capacity for tactile strategy. The researchers found that the monkeys' tool-use skills improved with experience, as they learned to optimize the placement of the nut based on its shape.

SourcePLOS·JournalPLOS ONE·DateFeb 27, 2013

Einstein receives $3 million to study impact of soccer heading on the brain

A $3 million NIH grant will fund a two-year study investigating the short and long-term consequences of soccer heading on the brain. The researchers, led by Dr. Michael Lipton, will assess the relationship between heading frequency and structural and cognitive measures using advanced MRI technology and cognitive tests.

SourceAlbert Einstein College of Medicine·DateFeb 27, 2013

Unlocking fuel cell conductivity

Researchers have devised a model of oxygen-ion dynamics that contribute to the conductivity of yttria stabilized zirconia (YSZ), a material of great interest in electrochemical devices. By understanding oxygen-ion diffusion, scientists aim to reduce fuel cell operating temperatures from above 700°C to room temperature.

SourceSpringer·JournalThe European Physical Journal B·DateFeb 27, 2013

Study connects early childhood with pain, depression in adulthood

A University of Nebraska-Lincoln study finds that childhood socioeconomic disadvantages and maternal depression increase the risk of major depression and chronic pain in working-aged adults. Hunger experienced in childhood can lead to chronic pain and depression later in life.

SourceUniversity of Nebraska-Lincoln·JournalJournal of Health and Social Behavior·DateFeb 27, 2013
Rigol DP832 Triple-Output Bench Power Supply

Rigol DP832 Triple-Output Bench Power Supply powers sensors, microcontrollers, and test circuits with programmable rails and stable outputs.

IU discovery on animal memory opens doors to research on memory impairment diseases

Indiana University neuroscientists have found evidence of source memory in rats, which has implications for future research into the biological underpinnings of memory and the treatment of diseases marked by memory failure. The study provides converging evidence that rats rely on source memory to recall how they acquired information.

SourceIndiana University·JournalCurrent Biology·DateFeb 27, 2013

Study: Same-sex cohabitors less healthy than those in heterosexual marriages

A recent study published by the American Sociological Association found that same-sex cohabitors experience poorer self-rated health compared to their heterosexual married counterparts. The study controlled for socioeconomic status and found significant disparities in health between same-sex cohabitors and married individuals.

SourceAmerican Sociological Association·JournalJournal of Health and Social Behavior·DateFeb 27, 2013
Aranet4 Home CO2 Monitor

Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.

Changing shape makes chemotherapy drugs better at targeting cancer cells

Bioengineering researchers at UC Santa Barbara found that changing the shape of chemotherapy drug nanoparticles from spherical to rod-shaped made them up to 10,000 times more effective at targeting and delivering anti-cancer drugs to breast cancer cells. The rod-shaped nanoparticles were engineered with an antibody called trastuzumab t...

SourceUniversity of California - Santa Barbara·JournalProceedings of the National Academy of Sciences·DateFeb 27, 2013

Resurrection of 3-billion-year-old antibiotic-resistance proteins

Researchers have successfully revived ancient enzymes that enable antibiotic-resistant bacteria to thrive. The 2-3 billion-year-old proteins were reconstructed and studied for their stability, structure, and function, offering insights into the evolution of antibiotic resistance.

SourceAmerican Chemical Society·JournalJournal of the American Chemical Society·DateFeb 27, 2013
Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.

NuSTAR helps solve riddle of black hole spin

Researchers used NuSTAR to observe X-rays emitted by hot gas near a supermassive black hole, ruling out obscuring clouds and conclusively measuring its spin rate. The findings provide crucial clues about the fundamental relationship between black holes and their host galaxies.

SourceDOE/Lawrence Livermore National Laboratory·JournalNature·DateFeb 27, 2013

Manufacturing: Technologies for future smart factories

The University of Nottingham has received two five-year research grants to develop next-gen 'smart' manufacturing systems that can adapt quickly to changes in product requirements and technology. These systems will enable self-repair, self-adaptation, and reconfiguration with low-cost maintenance.

SourceUniversity of Nottingham·DateFeb 27, 2013
Sony Alpha a7 IV (Body Only)

Sony Alpha a7 IV (Body Only) delivers reliable low-light performance and rugged build for astrophotography, lab documentation, and field expeditions.

A new anti-frost and anti-fog coating for glass

Scientists have created a new water-repellent coating that rapidly absorbs water molecules preventing freezing and allows larger droplets to form as flattened droplets. This coating could be used in various applications such as automobile windshields and camera lenses.

SourceAmerican Chemical Society·JournalACS Nano·DateFeb 27, 2013

Too much vitamin D during pregnancy can cause food allergies

A study by the Helmholtz Centre for Environmental Research found a link between high vitamin D levels in expectant mothers and increased infant allergy risks. Mothers with low vitamin D levels had fewer food allergies in their children, while those with high levels had higher risks.

SourceHelmholtz Association·JournalAllergy·DateFeb 27, 2013

Seeing through HIV's disguises

Scientists at Johns Hopkins Medicine have identified 25 human proteins that may be critical to HIV-1's ability to infect new cells. These proteins are found in viruses from two different types of infected cells, providing a potential target for diagnosis and treatment.

SourceJohns Hopkins Medicine·JournalJournal of Proteome Research·DateFeb 27, 2013