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Science News for October 2, 2015


First-aid for defective mucus

A team of researchers at Technical University of Munich has found a way to repair defective mucins, which are key components of mucus. The repair mechanism involves replacing lost sugars with synthetic molecules, restoring the mucins' lubricative ability and paving the way for new treatment strategies.

SourceTechnical University of Munich (TUM)·JournalAdvanced Materials Interfaces·DateOct 2, 2015

Big eyes!

Researchers at the Max Delbrück Center for Molecular Medicine have discovered a mechanism that restricts human eye growth and prevents myopia. The study found that LRP2 acts as a clearance receptor for the growth factor Sonic Hedgehog, preventing overgrowth of the mammalian eye.

SourceMax Delbrück Center for Molecular Medicine in the Helmholtz Association·JournalDevelopmental Cell·DateOct 2, 2015

Studying cardiac arrhythmias in nematodes

Scientists have created a nematode model using Caenorhabditis elegans to study cardiac arrhythmias. The model uses the nematode's feeding apparatus, which resembles the mammalian heart's muscle cells, to test substances for treating genetic arrhythmias.

SourceGoethe University Frankfurt·JournalScientific Reports·DateOct 2, 2015

Montefiore and Einstein receive funding from the National Institutes of Health to research the impact of cognitive training on mobility

Researchers at Montefiore Health System and Albert Einstein College of Medicine are exploring the impact of cognitive training on mobility among sedentary seniors. The study aims to develop effective interventions to improve cognitive functions and enhance mobility, with a focus on preventing disability in older Americans.

SourceAlbert Einstein College of Medicine·DateOct 2, 2015
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.

Fusion reactors 'economically viable' say experts

Researchers at Durham University have re-examined the economics of fusion, taking account of recent advances in superconductor technology. Their analysis shows that fusion energy could be financially feasible compared to traditional fission nuclear power. The study identifies new advantages in using this new technology.

SourceDurham University·JournalFusion Engineering and Design·DateOct 2, 2015

Colorful caterpillar chemists

Scientists at STRI in Panama compared the diets of two caterpillar species and found that generalist moth caterpillars could actively store toxic plant chemicals in their bodies. This discovery opens new avenues for understanding plant-insect coevolution and has potential medical applications.

SourceSmithsonian Tropical Research Institute·JournalJournal of Chemical Ecology·DateOct 2, 2015

Researcher calls for changes to colorectal cancer screening guidelines

A researcher is calling for updated guidelines on colorectal cancer screening, citing evidence that most patients with a family history of the disease can stop aggressive screening at age 65. The study found that the risk of colorectal cancer diagnosis decreases with increasing age in patients with a family history.

SourceUniversity of Pennsylvania School of Medicine·JournalGASTROENTEROLOGY·DateOct 2, 2015

Whitfield to receive GSA's 2015 Minority Mentorship Award

Keith Whitfield, PhD, of Duke University, received the GSA's 2015 Minority Issues in Gerontology Committee Outstanding Mentorship Award. He has mentored numerous colleagues in various fields and co-developed The Mentoring Effect to support mentorship within the Society.

SourceThe Gerontological Society of America·DateOct 2, 2015
Celestron NexStar 8SE Computerized Telescope

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

Graphene as a front contact for silicon-perovskite tandem solar cells

Researchers have developed a process to cover fragile perovskite layers with graphene, resulting in an ideal front contact. The graphene layer enhances transparency and reduces open-circuit voltage losses, increasing overall conversion efficiency.

SourceHelmholtz-Zentrum Berlin für Materialien und Energie·JournalThe Journal of Physical Chemistry Letters·DateOct 2, 2015

A necklace of fractional vortices

Chalmers researchers discovered a new mechanism for breaking time-reversal symmetry in high-temperature superconductors, resulting in spontaneous magnetisation. The study utilizes a software package that leverages massive parallelization and graphics processing units to simulate realistic systems.

SourceChalmers University of Technology·JournalNature Physics·DateOct 2, 2015
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.

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.

Irrigation of cutaneous abscesses may not be necessary

A recent study published in Annals of Emergency Medicine found that irrigation of cutaneous abscesses did not improve treatment success and may even increase the risk of microbiologic contamination. The study suggests that this procedure may not be necessary, potentially saving time and resources for emergency departments.

SourceAmerican College of Emergency Physicians·JournalAnnals of Emergency Medicine·DateOct 2, 2015

Can exercise be replaced with a pill?

Several laboratories are developing exercise pills targeting skeletal muscle performance, aiming to improve strength and energy use. However, the benefits of exercise extend beyond muscular improvements, and it's unrealistic to expect pills to fully substitute physical exercise.

SourceCell Press·JournalTrends in Pharmacological Sciences·DateOct 2, 2015
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.

Pathogen-carrying neotropical ticks ride migratory birds into US

Researchers found exotic ticks carrying disease-causing bacteria on thousands of migratory birds arriving in the US each spring. The estimated 19 million exotic ticks introduced annually pose a potential threat to the ecosystem and human health.

SourceAmerican Society for Microbiology·JournalApplied and Environmental Microbiology·DateOct 2, 2015

High opioid use in older people with COPD raises safety concerns

A study of over 120,000 adults in Ontario found that 70% of those living at home were given a new opioid prescription between 2003 and 2012. Older adults with COPD, especially those in long-term care homes, were at risk of excessive opioid use, which can lead to falls, fractures, and other side effects.

SourceSt. Michael's Hospital·JournalBritish Journal of Pharmacology·DateOct 2, 2015

Nanocellulose materials by design

A novel computational framework allows researchers to predict the properties of cellulose nanocomposites by modifying surface chemistry. The approach enables designing materials with targeted properties, such as improved hydrogen bonding with polymers.

SourceNorthwestern University·JournalNano Letters·DateOct 2, 2015

World's largest atom smashers produce world's smallest droplets

Researchers at Vanderbilt University have successfully created tiny drops of quark-gluon plasma using the Large Hadron Collider, exhibiting coherent behavior and flowing properties similar to those of liquids. The findings shed new light on the formation process of these primordial droplets.

SourceVanderbilt University·JournalPhysical Review Letters·DateOct 2, 2015
Apple iPhone 17 Pro

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

A stand-up solution

A study published in the American Journal of Preventive Medicine found that employees using sit-stand desks stood for 60 minutes more per day and burned up to 87 more calories than those with sitting desks, supporting the redesigning of office environments as a potential approach to fighting obesity.

SourceUniversity of Iowa·JournalAmerican Journal of Preventive Medicine·DateOct 2, 2015

High-fructose diet slows recovery from brain injury

A high-fructose diet has been shown to slow down the brain's ability to recover from head trauma, according to a new US study published in the Journal of Cerebral Blood Flow and Metabolism. The research found that rats fed a fructose-infused diet took 30% longer to solve a maze after being subjected to a simulated traumatic brain injury.

SourceUniversity of California - Los Angeles Health Sciences·JournalJournal of Cerebral Blood Flow & Metabolism·DateOct 2, 2015

Asthma medications taken during infancy linked to stunted growth

Research found that infants taking inhaled corticosteroids during first 2 years of age are likely to be stunted, with budesonide use showing more pronounced effects. The study highlights the importance of using these medicines in infants appropriately and plans further investigation into their impact on growth.

SourceBioScientifica Limited·DateOct 2, 2015
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's SDO sees sun emit mid-level flare Oct. 1

NASA's Solar Dynamics Observatory (SDO) captured an image of a mid-level solar flare, peaking at M5.5 on Oct. 1, 2015. The flare emitted powerful bursts of radiation that can disturb the atmosphere in the layer where GPS and communications signals travel.

SourceNASA/Goddard Space Flight Center·DateOct 2, 2015

NASA sees Tropical Depression Choi-wan form

Tropical Depression Choi-wan formed in the northwestern Pacific Ocean with maximum sustained winds near 30 knots, moving west-northwest. The Joint Typhoon Warning Center predicts intensification to typhoon strength over the next three days.

SourceNASA/Goddard Space Flight Center·DateOct 2, 2015

Dong to receive GSA's 2015 Joseph T. Freeman Award

Dr. XinQi Dong, a prominent gerontologist, received the GSA's 2015 Joseph T. Freeman Award for his groundbreaking research on elder abuse and neglect. The award recognizes his contributions to advancing the study of aging and improving health outcomes for older adults.

SourceThe Gerontological Society of America·DateOct 2, 2015

JAX reseachers, collaborators report on variations in human genome

A massive research project has revealed widespread structural variation in the human genome, including copy number variants and insertions/deletions of DNA segments. The findings underscore the significant role of these variations in determining gene expression and disease risk.

SourceJackson Laboratory·JournalNature·DateOct 2, 2015
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.

Bengtson, Harris, Putney, Sabbath, Mejia-Guevara, Glymour, Berkman to receive GSA's Kalish Awards

The Gerontological Society of America has awarded the Richard Kalish Innovative Publication Awards to six researchers for their groundbreaking work on aging and life course development. Bengtson, Harris, Putney, Sabbath, Mejia-Guevara, Glymour, and Berkman were recognized for their insightful publications that represent state-of-the-ar...

SourceThe Gerontological Society of America·DateOct 2, 2015

Signs of ancient megatsunami could portend modern hazard

Scientists found evidence of an 800-foot wave in the Cape Verde Islands that suggests sudden volcanic collapses can trigger giant tsunamis. The study suggests these events are more common than previously thought and could pose a realistic hazard today.

SourceColumbia Climate School·JournalScience Advances·DateOct 2, 2015

Reducing aeromedical transport for traumas saved money and lives

A 11-year study in Maryland showed that changes to trauma triage protocols decreased helicopter transport for trauma patients while improving patient outcomes. Ground transport increased by 33%, saving the state considerable money.

SourceAmerican College of Emergency Physicians·JournalAnnals of Emergency Medicine·DateOct 2, 2015

Pneumothorax treatment gets less painful

Researchers have developed a less painful treatment approach for Pneumothorax by analyzing gas pressure in the thoracic cavity. The new diagnostic strategy allows physicians to update treatment strategies accordingly, often switching from chest tube drainage to more conservative or needle aspiration methods.

SourceWorld Scientific·JournalTECHNOLOGY·DateOct 2, 2015
Apple Watch Series 11 (GPS, 46mm)

Apple Watch Series 11 (GPS, 46mm) tracks health metrics and safety alerts during long observing sessions, fieldwork, and remote expeditions.

Pre-purification system allows heightened purity of a metal binding compound

Researchers at University at Buffalo have developed a novel pre-purification system to enhance the production of yersiniabactin, a metal-binding compound with potential applications in wastewater treatment and physiological metal imbalance. The new method improves the recovered levels of the final compound, paving the way for its use i...

SourceWorld Scientific·JournalTECHNOLOGY·DateOct 2, 2015

Researchers probe the physical forces involved in creating the mitotic spindle

Scientists at Rockefeller University uncover new insights into mechanical forces governing mitotic spindle formation. They describe how kinesin-5 acts as a molecular motor to organize the spindle, generating forces that tune its balance. This research has medical implications for cancer therapies and understanding cell division.

SourceRockefeller University·JournalDevelopmental Cell·DateOct 2, 2015
Apple iPad Pro 11-inch (M4)

Apple iPad Pro 11-inch (M4) runs demanding GIS, imaging, and annotation workflows on the go for surveys, briefings, and lab notebooks.

Researchers describe three new species of fruit flies

A new study describes three new species of fruit flies, including A. minor, A. summissus, and A. unicus, which are potential biological control agents and pests of economically important crop plants. The research also provides a revision of the genus Acanthiophilus and sheds light on its phylogeny.

SourceEntomological Society of America·JournalAnnals of the Entomological Society of America·DateOct 2, 2015

Temple physician testing mirror therapy in injured combat veterans

Researchers at Temple University School of Medicine are testing the effectiveness of mirror therapy in reducing pain and improving mobility in combat veterans with complex orthopedic injuries or nerve damage. The study aims to assess whether this technique can help alleviate symptoms and improve quality of life for these individuals.

SourceTemple University Health System·DateOct 2, 2015
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.

Online e-cigarette vendors engage customers using popular internet tools

Researchers found that online e-cigarette vendors use sophisticated and aggressive marketing practices to promote their products, including social media engagement and promotional offers. The study highlights the potential of the Internet to encourage e-cigarette initiation and underage purchasing, despite laws in place to regulate onl...

SourceUniversity of California - San Diego·JournalDrug and Alcohol Dependence·DateOct 2, 2015

UBC researchers create self-propelled powder to stop bleeding

Researchers at the University of British Columbia have created a self-propelled powder that can deliver coagulants against severe blood flow to treat trauma-related bleeding. The innovative particles use gas-generating calcium carbonate micro-particles to propel clotting agents deep into damaged tissue.

SourceUniversity of British Columbia·JournalScience Advances·DateOct 2, 2015