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Science News Archive September 2012 - Page 3


Page 3 of 27

Environment-friendly satellite navigation technology

GEKO NavSat has developed innovative technological solutions and products using advanced satellite navigation technologies, improving forest fire investigation methods. The company's social commitment includes creating lines of application for people with special needs, such as a guiding project for the blind.

SourceUniversidad Carlos III de Madrid·DateSep 27, 2012

Major cancer protein amplifies global gene expression, NIH study finds

Researchers discovered that MYC protein boosts existing gene expression, rather than turning genes on or off, leading to a universal amplifier effect. This understanding could lead to new therapeutic strategies for cancers, such as targeting MYC activity instead of eliminating it.

SourceNIH/National Heart, Lung and Blood Institute·JournalCell·DateSep 27, 2012
Apple iPhone 17 Pro

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

More than 60 percent of people in low- and lower-middle income regions are not accessing any appropriate epilepsy treatment

A study finds that more than 60% of people in low- and lower-middle income regions are not accessing any appropriate epilepsy treatment. The burden of epilepsy in these regions is estimated to be at least double that found in high-income countries, with inadequate facilities for diagnosis, treatment, and ongoing management.

SourceThe Lancet_DELETED·JournalThe Lancet·DateSep 27, 2012

Moffitt Cancer Center researchers find possible key to regulation of ovarian cancer stem cells

Researchers at Moffitt Cancer Center have discovered that microRNA miR-214 plays a critical role in regulating ovarian cancer stem cell properties. The study found that miR-214 induces the expression of a stem cell transcription factor (Nanog), leading to chemoresistance and potentially serving as a therapeutic target for ovarian cancer.

SourceH. Lee Moffitt Cancer Center & Research Institute·JournalJournal of Biological Chemistry·DateSep 27, 2012

New way of fighting high cholesterol upends assumptions

Researchers have upended assumptions on how high cholesterol leads to inflammation and atherosclerosis. Desmosterol, a precursor to cholesterol, has been found to suppress inflammatory response genes and regulate cholesterol balance.

SourceUniversity of California - San Diego·JournalCell·DateSep 27, 2012
CalDigit TS4 Thunderbolt 4 Dock

CalDigit TS4 Thunderbolt 4 Dock simplifies serious desks with 18 ports for high-speed storage, monitors, and instruments across Mac and PC setups.

Aggressive cancer exploits MYC oncogene to amplify global gene activity

Researchers have found that elevated expression of c-Myc amplifies the activity of all expressed genes in tumor cells, leading to increased transcription and proliferation. This discovery provides a simple explanation for how a single protein can have a profound effect in many types of cancer.

SourceWhitehead Institute for Biomedical Research·JournalCell·DateSep 27, 2012

Rewriting the rules of teamwork

A team of MSU researchers will conduct a three-year study on how teams work together, using surveys, interviews, and high-tech devices to monitor interaction. The goal is to measure the effectiveness of both formal and informal structures when multiple teams are involved.

SourceMichigan State University·DateSep 27, 2012

NASA sees Tropical Storm Ewiniar embedded in low pressure

Tropical Storm Ewiniar remains tropical despite being embedded in a subtropical area of low pressure off Japan's east coast. The storm is still experiencing strong convection and thunderstorms, with maximum sustained winds near 63.2 mph/102 kmh.

SourceNASA/Goddard Space Flight Center·DateSep 27, 2012

Helicopter heroes save lives

A multi-centre study in France found that patients transported by helicopter had a lower risk of death compared to those transported by road. The benefit was seen even after adjusting for severity of injury. Helicopter transport saves lives for the most severely injured patients, despite being a costly and limited resource.

SourceBMC (BioMed Central)·JournalCritical Care·DateSep 27, 2012
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.

Next up: Electronics that vanish in the environment or the body

Researchers have developed biodegradable electronics that can dissolve in water or bodily fluids, opening new design paradigms for medical implants, environmental monitors and consumer devices. The technology harnesses techniques for making tiny electronic systems out of ultrathin sheets of silicon, which can completely dissolve in a f...

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalScience·DateSep 27, 2012

AgriLife Research to participate in $3.3 million wheat disease study

A collaborative project will analyze the impact of environmental conditions and management tactics on mite populations and disease incidence in wheat. The team aims to develop an accurate forecasting model to help growers anticipate and take action against wheat streak mosaic virus, high plains virus, and triticum mosaic virus.

SourceTexas A&M AgriLife Communications·DateSep 27, 2012

Measuring the universe's 'exit door'

Researchers at MIT's Haystack Observatory have measured the radius of a black hole at the center of a distant galaxy using the Event Horizon Telescope. The measurement confirms Einstein's theory of general relativity by showing that the accretion disk is spinning in the same direction as the black hole.

SourceMassachusetts Institute of Technology·JournalScience·DateSep 27, 2012
Kestrel 3000 Pocket Weather Meter

Kestrel 3000 Pocket Weather Meter measures wind, temperature, and humidity in real time for site assessments, aviation checks, and safety briefings.

Hopkins researchers solve key part of old mystery in generating muscle mass

Researchers at Johns Hopkins University have made a breakthrough in understanding how muscles regenerate and grow. By blocking the action of myostatin, a protein that suppresses muscle growth, they found that muscle mass can be increased significantly without the need for fully functional satellite cells.

SourceJohns Hopkins Medicine·JournalProceedings of the National Academy of Sciences·DateSep 27, 2012

Predatory bacterial crowdsourcing

Scientists at Rice University and UTHealth discovered a simple formula that enables Myxococcus xanthus bacteria to create waves to spread and devour other bacteria. The formula involves side-to-side contact between cells, a reversal time interval, and physical interactions, allowing the waves to move outward in unison.

SourceRice University·JournalPLOS Computational Biology·DateSep 27, 2012

Colorectal cancer gene database helpful in furthering research

A new database compiled by researchers has linked 16 independent gene variants to an increased risk of colorectal cancer. The database, known as CRCgene, provides valuable insights for furthering research on the disease.

SourceJournal of the National Cancer Institute·JournalJNCI Journal of the National Cancer Institute·DateSep 27, 2012

New efficiency record for photovoltaic cells - thanks to heterojunction

The EPFL team has achieved a record efficiency of 22.4% for photovoltaic cells by combining amorphous and monocristalline silicon in a 'heterojunction' structure. This breakthrough could lead to cheaper and more efficient solar power, with costs estimated at $100 per square meter.

SourceEcole Polytechnique Fédérale de Lausanne·JournalIEEE Journal of Photovoltaics·DateSep 27, 2012
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.

Now in Science: It's not too late for troubled fisheries

A new assessment technique allows researchers to determine fish population status using less data than traditional methods. This enables the recovery of thousands of 'data-poor' fisheries, which could boost seafood supply by 8-40% compared to unsustainable fishing practices.

SourceUniversity of California - Santa Barbara·JournalScience·DateSep 27, 2012

Deadly complication of stem cell transplants reduced in mice

Scientists have reduced graft-versus-host disease, a life-threatening complication of stem cell transplants, by altering the circulation and trafficking of donor T-cells. The new approach maintains the therapeutic anti-leukemia effect while minimizing harm to healthy tissues.

SourceWashU Medicine·JournalBlood·DateSep 27, 2012

World's first glimpse of a black hole 'launchpad'

A team of scientists has discovered a 'launchpad' where jet streams from black holes originate, providing insight into the phenomenon. The finding suggests that the black hole is the engine driving the jets, and spin plays a crucial role in their production.

SourcePerimeter Institute for Theoretical Physics·JournalScience·DateSep 27, 2012
Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

NASA sees a western weakness in Tropical Storm Miriam

Tropical Storm Miriam is weakening due to strong wind shear and cooler sea surface temperatures, with maximum sustained winds decreasing to near 40 mph. The storm is expected to turn west and generate dangerous ocean swells along the south and west coasts of Baja peninsula.

SourceNASA/Goddard Space Flight Center·DateSep 27, 2012

Scaling up polymer blobs

Researchers used simulations to study the scaling behavior of polymers at extreme limits, where it depends on their density and length. They found that polymer blends in ultrathin films displayed enhanced compatibility due to the simulations' ability to efficiently compute dense large-chain systems.

SourceSpringer·JournalThe European Physical Journal E·DateSep 27, 2012
Fluke 87V Industrial Digital Multimeter

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

Breakthrough for new diabetes treatment

Researchers at Karolinska Institutet have made a major breakthrough in type II diabetes treatment by inhibiting VEGF-B. The study shows that VEGF-B inhibition can prevent and treat insulin resistance, which is related to the storage of fat in muscles, blood vessels, and heart.

SourceKarolinska Institutet·JournalNature·DateSep 27, 2012

Landmark guidelines for optimal quality care of geriatric surgical patients just released

The new guidelines, published in the Journal of the American College of Surgeons, apply to every patient 65 years and older as defined by Medicare regulations. The guidelines cover 13 key issues of preoperative care for the elderly, including cognitive impairment, decision-making capacity, and medication management.

SourceAmerican College of Surgeons·JournalJournal of the American College of Surgeons·DateSep 27, 2012
Apple MacBook Pro 14-inch (M4 Pro)

Apple MacBook Pro 14-inch (M4 Pro) powers local ML workloads, large datasets, and multi-display analysis for field and lab teams.

Enhancing oral health via sense of coherence: A cluster randomized trial

A cluster randomized trial found that an intervention to enhance sense of coherence (SOC) improved oral health-related quality of life (OHRQoL), oral health beliefs, and gingival health in children. The study suggests that SOC may be an avenue for oral health promotion.

SourceInternational Association for Dental, Oral, and Craniofacial Research·JournalJournal of Dental Research·DateSep 27, 2012

Researchers examine bias among sports journalists on Twitter

A Clemson University and University of Louisville study found that sports journalists used Twitter to post biased commentary during the Penn State sex abuse scandal, blurring personal and professional boundaries. The research highlights the challenges of maintaining objectivity in social media news reporting.

SourceClemson University·JournalInternational Journal of Sport Communication·DateSep 27, 2012

'Semi-dwarf' trees may enable a green revolution for some forest crops

Researchers have developed semi-dwarf trees through genetic modification, which can improve wood production, biomass production, branching, water-use efficiency, and root structure. The modified trees can also be more resistant to drought stress and better sequester carbon.

SourceOregon State University·JournalPLANT PHYSIOLOGY·DateSep 27, 2012
GoPro HERO13 Black

GoPro HERO13 Black records stabilized 5.3K video for instrument deployments, field notes, and outreach, even in harsh weather and underwater conditions.

Landsat satellites find the 'sweet spot' for crops

Farmers can create detailed maps using NASA and USGS Landsat satellite data to identify areas suitable for crops, reducing fertilizer waste and promoting sustainable agriculture. The technology uses band combinations to rapidly recognize features and changes over time, supporting crop analysis and decision-making.

SourceNASA/Goddard Space Flight Center·DateSep 27, 2012

Study researches genetic messenger rather than gene

Scientists focus on RNA processing differences in cancer cells to understand their role in tumor development. Alternative RNA splicing occurs more frequently in cancerous cells, but its biological importance is unknown.

SourceUniversity of New Mexico Cancer Center·DateSep 27, 2012

ASU scientists bring the heat to refine renewable biofuel production

Researchers at Arizona State University have developed a novel method that utilizes heat to enhance the yield and reduce costs of high-energy biofuels production. This breakthrough could pave the way for more widespread adoption of renewable energy sources, as the new process is more efficient and cost-effective than previous methods.

SourceArizona State University·JournalJournal of Biotechnology·DateSep 27, 2012
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.

Bioengineers at UCSB design rapid diagnostic tests inspired by nature

Researchers at UCSB have developed inexpensive medical diagnostic tests that can detect a wide range of diseases in under five minutes, using nanometer-scale DNA switches. The new technology has the potential to significantly impact world health by eliminating the lag between testing and treatment.

SourceUniversity of California - Santa Barbara·JournalJournal of the American Chemical Society·DateSep 27, 2012

Study adds to efforts to find more effective anti-inflammatory drugs

Scientists at Cincinnati Children's Hospital Medical Center identify a molecular pathway critical to body repair processes after injury, leading to potential new anti-fibrotic or anti-inflammatory agents. The discovery could provide a targeted intervention point in fibrotic diseases, including heart failure and muscular dystrophy.

SourceCincinnati Children's Hospital Medical Center·JournalDevelopmental Cell·DateSep 27, 2012

Possible link between infants' regulatory behaviors and maternal mental health

A study found that infants with regulatory problems and/or maternal psychiatric issues may develop unexplained physical symptoms like headaches and fatigue in later childhood. Mothers with depression or anxiety during their infant's first year were 7 times more likely to have children with FSS at age 5-7.

SourceElsevier Health Sciences·JournalThe Journal of Pediatrics·DateSep 27, 2012

Treating hepatitis C infection in prison is good public policy

A recent study found that treating hepatitis C in prison can be just as effective as treatment for non-incarcerated patients, with 43% of prisoners achieving a sustained viral response. The research highlights the importance of providing antiviral therapy to incarcerated individuals to curb the spread of hepatitis C.

SourceWiley·JournalHepatology·DateSep 27, 2012

Social bullying prevalent in children's television

A content analysis of 150 children's TV shows found that 92% contained some form of social aggression. Attractive perpetrators who committed social aggression were rarely punished, and such scenes were often presented in a humorous way.

SourceInternational Communication Association·JournalJournal of Communication·DateSep 27, 2012
Nikon Monarch 5 8x42 Binoculars

Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.

Honey bees fight back against Varroa

Researchers discovered specific proteins in honey bees that help them resist Varroa mite infestations. These proteins enable the removal of infected larvae and reduce mite populations, promoting the survival of the species. This natural approach could provide a solution to Colony Collapse Disorder.

SourceBMC (BioMed Central)·JournalGenome Biology·DateSep 27, 2012

Hummingbirds make flying backward look easy

Researchers discovered hummingbirds' reverse flight is cheaper than hovering and equally costly to forward flight, employing unique kinematic adjustments. The study found that the birds reduce wing beat frequency and inclination during backwards flight, making it 20% more efficient.

SourceThe Company of Biologists·JournalJournal of Experimental Biology·DateSep 27, 2012

Rutgers College of Nursing professor's research links increased hospital infections to nurse burnout

A recent Rutgers study found that increased nurse burnout is associated with higher rates of hospital-acquired infections, such as urinary tract and surgical site infections. By reducing burnout levels from 30% to 10%, researchers estimate a potential prevention of 4,160 infections and an estimated savings of $41 million.

SourceRutgers University·JournalAmerican Journal of Infection Control·DateSep 27, 2012

Cleveland trio will demonstrate energy-saving app to DOE

A team of three from Case Western Reserve University will demonstrate their 'Budget It Yourself' app, which tracks home electricity use and costs, at the Department of Energy's Energy Datapalooza. The app, developed with Android devices in mind, aims to help users budget their power consumption and costs via a smartphone.

SourceCase Western Reserve University·DateSep 27, 2012
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.

Geometry plays a role in GPCR transmembrane signaling

A recent study on rhodopsin in Xenopus rod photoreceptor cells reveals that the geometry of micro-compartments formed by incisures affects its signaling. The researchers found that boundary geometry, rather than heterogeneity in diffusion or bound fraction, explains differences in rhodopsin distribution

SourceRockefeller University Press·JournalJournal of General Physiology·DateSep 26, 2012

Satellite sees Miriam weaken to a tropical storm

Tropical Storm Miriam has weakened to a tropical storm in the Eastern Pacific Ocean, with maximum sustained winds near 65 mph. Wind shear and decreasing sea surface temperatures will continue to weaken the storm over the next several days.

SourceNASA/Goddard Space Flight Center·DateSep 26, 2012

Researchers define 2 categories of multiple sclerosis patients

A new study by researchers at Brigham and Women's Hospital distinguishes multiple sclerosis patients into two meaningful subsets, MSa and MSb, based on distinct RNA molecules. This categorization may lead to more personalized treatments for individual patients.

SourceBrigham and Women's Hospital·JournalScience Translational Medicine·DateSep 26, 2012

Psychology of equine performance and the biology behind laminitis

A new article explores the link between chronic laminitis and inflammation, identifying an anti-inflammatory protein APOA-IV as a key factor. The psychology of equine performance also plays a crucial role in enhancing horse's mood, emotion, and temperament to improve performance.

SourceBMC (BioMed Central)·JournalBMC Veterinary Research·DateSep 26, 2012
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.

Slave rebellion is widespread in ants

Enslaved worker ants kill off parasite offspring to increase chances of survival for their neighbors. Slave workers feed and care for larvae but neglect pupae, resulting in low survival rates. This behavior benefits neighboring colonies by reducing slave-maker colonies' growth and effectiveness.

SourceJohannes Gutenberg Universitaet Mainz·JournalEvolutionary Ecology·DateSep 26, 2012

Bigger wind turbines make greener electricity

Researchers found that bigger turbines harness more wind without increasing mass or fuel needs, leading to cleaner power production. The study solidifies the trend towards larger windmills, expected to approach 10% of global electricity by 2020.

SourceAmerican Chemical Society·JournalEnvironmental Science & Technology·DateSep 26, 2012