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Science News Archive November 2013 - Page 21


Page 21 of 30

22 million women aged over 50 are affected by osteoporosis in the European Union

More than 22 million postmenopausal women in the European Union are at risk of developing osteoporosis, which can lead to debilitating fractures, pain, and premature death. The disease is expected to increase by 23% from 2010 to 2025, with a total health burden estimated at 1,180,000 lost QALYs.

SourceInternational Osteoporosis Foundation·JournalArchives of Osteoporosis·DateNov 11, 2013
GQ GMC-500Plus Geiger Counter

GQ GMC-500Plus Geiger Counter logs beta, gamma, and X-ray levels for environmental monitoring, training labs, and safety demonstrations.

IDSA announces new open access journal, names Paul Sax, M.D., editor

The Infectious Diseases Society of America has launched a new open access journal, Open Forum Infectious Diseases, which will publish clinical, translational, and basic research findings in infectious diseases. The journal will be fully peer-reviewed and accessible online at no cost.

SourceInfectious Diseases Society of America·JournalOpen Forum Infectious Diseases·DateNov 11, 2013

The doctor will text you now: Post-ER follow-up that works

A study published in Annals of Emergency Medicine found that diabetic patients treated in the emergency department who received automated daily text messages improved their blood glucose levels and self-reported medication adherence. The program reduced the need for emergency department visits and was well-received by participants.

SourceAmerican College of Emergency Physicians·JournalAnnals of Emergency Medicine·DateNov 11, 2013

Discovery may lead to new treatments for allergic diseases

Researchers have identified a new pathway that kills eosinophils before they can cause harm. The study found that targeting this pathway could lead to new therapies for devastating eosinophilic disorders.

SourceCincinnati Children's Hospital Medical Center·JournalNature Immunology·DateNov 11, 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.

MU study finds domestic violence more common among orthopedic trauma patients than surgeons think

A recent MU study found that 74 percent of orthopaedic trauma surgeons substantially underestimated the prevalence of domestic violence injuries among their patients. Only 23 percent had received any training on recognizing and responding to intimate partner violence. The researchers encourage orthopaedic surgeons to seek education on ...

SourceUniversity of Missouri-Columbia·JournalThe Lancet·DateNov 11, 2013

Putting Lupus in permanent remission

Researchers at Northwestern University have successfully tested a nontoxic therapy that suppresses Lupus in blood samples of people with the autoimmune disease. The study found that the peptides can block and reduce autoantibody production to almost baseline levels, showing potential as a vaccine-like therapy.

SourceNorthwestern University·JournalClinical Immunology·DateNov 11, 2013

@Toxicology in the Twittersphere: More than just 140 characters

A study found that Twitter is used by individuals and organizations involved in clinical toxicology and poison control to share information on diagnosis, management, and conferences. The audit yielded 51 relevant accounts with an average of 1,084 followers.

SourceWiley·JournalEmergency Medicine Australasia·DateNov 11, 2013

Understanding immune system memory -- in a roundabout way

Researchers have identified the role of the STAT3 gene in immune system memory, revealing how it directs chemical messenger molecules to various destinations. This discovery sheds light on a rare immunodeficiency disorder and may lead to improved vaccines and treatments.

SourceGarvan Institute of Medical Research·JournalJournal of Experimental Medicine·DateNov 11, 2013

What are you scared of?

Scientists at EMBL discovered that different brain regions handle various fears, with mice displaying distinct brain activity responses to threats from same-species and predator species. This finding could lead to targeted treatments for specific phobias and panic attacks in humans.

SourceEuropean Molecular Biology Laboratory·JournalNature Neuroscience·DateNov 11, 2013
Apple iPhone 17 Pro

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

APOL1 gene speeds kidney disease progression and failure in blacks, regardless of diabetes status

African Americans with APOL1 gene variant experience faster chronic kidney disease progression and increased risk of kidney failure compared to those without the variant. The study found that APOL1 risk variants increase CKD progression in African Americans, regardless of their diabetes status.

SourceUniversity of Pennsylvania School of Medicine·JournalNew England Journal of Medicine·DateNov 11, 2013

Bacteria may allow animals to send quick, voluminous messages

A study published in the Proceedings of the National Academy of Sciences reveals that bacteria are responsible for conveying detailed information through scent posts of hyenas, allowing other animals to quickly gather information about their health and surroundings.

SourceMichigan State University·JournalProceedings of the National Academy of Sciences·DateNov 11, 2013

Levitating foam liquid under the spell of magnetic fields

Researchers Nathan Isert and colleagues use diamagnetic levitation to study coarsening behavior of foams with varying liquid fractions. They experimentally verify decades-old theoretical predictions for bubble size growth in dry and liquid foams.

SourceSpringer·JournalThe European Physical Journal E·DateNov 11, 2013
DJI Air 3 (RC-N2)

DJI Air 3 (RC-N2) captures 4K mapping passes and environmental surveys with dual cameras, long flight time, and omnidirectional obstacle sensing.

Expanding primary care capacity by reducing inefficiency

A study suggests that reducing inefficiency in primary care practices can yield dramatic gains in physician capacity and reduce burnout. Modest improvements, such as delegating tasks to non-physicians and reengineering workflows, could result in millions of additional patient visits per year.

SourceDartmouth Health·JournalHealth Affairs·DateNov 11, 2013

Signal found to enhance survival of new brain cells

Scientists have found a critical mechanism to keep newborn neurons alive, which may help understand underlying causes of diseases like Alzheimer's and mental illness. The discovery suggests that parvalbumin-expressing interneurons release GABA, a chemical signal that promotes the survival of new brain cells.

SourceJohns Hopkins Medicine·JournalNature Neuroscience·DateNov 11, 2013

Some 'healthy' vegetable oils may actually increase risk of heart disease

A study found that replacing saturated fats with polyunsaturated oils like corn and safflower oil may not reduce heart disease risk. In fact, rates of death from cardiovascular disease increased in the treatment group. Health Canada should modify its health claim for omega-6 oils.

SourceUniversity of Toronto·JournalCanadian Medical Association Journal·DateNov 11, 2013

CWRU team building an MRI-guided robotic heart catheter

Researchers at Case Western Reserve University are working on an MRI-guided robotic heart catheter to accurately navigate and target tissues in the heart. The technology aims to reduce complications associated with current treatments for arterial fibrillation, allowing doctors to more precisely ablate the affected tissue and restore no...

SourceCase Western Reserve University·DateNov 11, 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.

Mission to Mars moon could be a sample-return twofer, study suggests

A new study suggests that Phobos' surface contains tons of Martian debris, including dust, soil, and rock blown off the Martian surface by large projectile impacts. This finding could enable a sample-return mission to Mars to be flown as part of a single mission, with the Russian space agency planning to launch its second attempt in 2020.

SourceBrown University·JournalPlanetary and Space Science·DateNov 11, 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.

New cause found for muscle-weakening disease myasthenia gravis

Scientists have discovered an antibody to the protein LRP4, which plays a critical role in enabling the brain to communicate with muscles. This finding explains why some patients with myasthenia gravis may not have any obvious signs of the disease despite having low levels of antibodies.

SourceMedical College of Georgia at Augusta University·JournalJournal of Clinical Investigation·DateNov 11, 2013

Green poison-dart frog varies mating call to suit situation

A study found that green poison-dart frogs vary their mating calls according to the availability of potential mates, adjusting their behavior to balance the risk of predation and securing a mate. In certain contexts, green males appear more conspicuous to females than red males, but less visible to predators.

SourceSpringer·JournalBehavioral Ecology and Sociobiology·DateNov 11, 2013

PeerJ PrePrints now free for all authors

PeerJ has introduced a new policy allowing all authors to publish unlimited preprints on their platform without needing a paid publication plan. This move reflects the growing demand for preprint services among researchers and aims to increase accessibility to scientific publishing.

SourcePeerJ·JournalPeerJ·DateNov 11, 2013
Meta Quest 3 512GB

Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.

Penn team elucidates evolution of bitter taste sensitivity

A new study reveals a genetic mutation that makes certain people sensitive to bitter compounds appeared advantageous for African populations, with potential roles in immune response and metabolism. The research found strong correlations between specific gene variants and increased bitterness sensitivity in East Africans.

SourceUniversity of Pennsylvania·JournalMolecular Biology and Evolution·DateNov 11, 2013
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.

Errant gliding proteins yield long-sought insight

Bacteria and other organisms use proteins to quickly adapt to changing environments by regulating gene expression. A new study reveals how transcription factors bind to DNA and glide along the spiral path in search of binding sites.

SourceUppsala University·JournalProceedings of the National Academy of Sciences·DateNov 11, 2013

F1000Research launch data plotting tool

F1000Research has launched a new data plotting tool that enables users to replot, analyze, and interpret the supporting data from journal articles. The tool allows for easy visualization of numerical values in CSV files as scatter plots, helping researchers spot outliers and correlations.

SourceFaculty of 1000·DateNov 11, 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.

Uninsured face hurdles choosing health insurance

A new study found that the uninsured struggle to choose health insurance plans due to a lack of understanding about key terms. The research suggests that healthcare navigators can play an important role in simplifying information and improving communication to help people make informed decisions.

SourceWashU Medicine·JournalMedical Care Research and Review·DateNov 11, 2013

First genetic mutations linked to atopic dermatitis identified in African-American children

Researchers have identified two genetic variations associated with persistent atopic dermatitis in African-American children, shedding light on the skin disorder's mechanisms. The study found that loss-of-function mutations to Filaggrin-2 were linked to increased risk of AD in African American children.

SourceUniversity of Pennsylvania School of Medicine·JournalJournal of Allergy and Clinical Immunology·DateNov 11, 2013
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.

Feast and famine on the abyssal plain

Researchers found that large pulses of organic material sink to the deep seafloor, providing enough food for years at a time. The study used multiple instruments to track marine snow and its impact on life in the deep.

SourceMonterey Bay Aquarium Research Institute·JournalProceedings of the National Academy of Sciences·DateNov 11, 2013

November/December 2013 Annals of Family Medicine tip sheet

Researchers found that patients surveyed at federally supported community health centers generally reported high-quality care, with excellent or very good ratings for overall quality of services, clinician care, and referrals. The study also found that higher patient ratings of access to care and patient-centered communication were ass...

SourceAmerican Academy of Family Physicians·JournalThe Annals of Family Medicine·DateNov 11, 2013

Molecular interplay explains many immunodeficiencies

Researchers found that a specific molecular process controls B cell activation and differentiation, leading to impaired antibody production. The study highlights the importance of genes like IL-21 receptor, STAT3, and CD25 in B cell function, with mutations causing debilitating effects in patients.

SourceGarvan Institute of Medical Research·JournalBlood·DateNov 10, 2013

All aboard the nanotrain network

Scientists have developed a system that can construct its own network of tracks, transport cargo, and dismantle the tracks using DNA and nano-scale motors. The system is powered by ATP fuel and uses motor proteins to control the movement of cargo across the network.

SourceUniversity of Oxford·JournalNature Nanotechnology·DateNov 10, 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.

The contribution of coding variants to psoriasis much smaller than thought

Researchers analyzed 21,309 Chinese individuals and identified only two independent low-frequency coding variants with moderate effect on disease risk. These findings suggest that the overall genetic risk for psoriasis is largely driven by other factors, contradicting previous assumptions about the role of coding variants.

SourceBGI Shenzhen·JournalNature Genetics·DateNov 10, 2013

'Saving our fish' needs more than a ban on discarding

A new EU fishing ban faces criticism from researchers who say it may not be enough to ensure sustainable fisheries. The study, published in the journal Fisheries Research, highlights the need for a more comprehensive approach to reducing fishing mortality and increasing selective fishing practices.

SourceUniversity of East Anglia·JournalFisheries Research·DateNov 10, 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.

AAPS announces 2013 Fellows

This year's AAPS Fellows were recognized for their research and scholarly contributions in various fields of pharmaceutical sciences, including immunology, drug delivery, and clinical pharmacology. Notable recipients include Sathy Balu-Iyer, who developed a mechanistic model to understand immunogenicity of biotherapeutics.

SourceAmerican Association of Pharmaceutical Scientists·DateNov 10, 2013

How sleep aids visual task learning

New research reveals that sleep plays a crucial role in consolidating visual task learning through specific brain frequencies. Brainwaves of 15 volunteers were measured during sleep and training to demonstrate increased sigma power in the visual cortical area, leading to improved performance on the task.

SourceBrown University·DateNov 10, 2013

How zinc starves lethal bacteria to stop infection

Researchers at the University of Adelaide and The University of Queensland discovered that zinc 'jams shut' a protein transporter in deadly bacteria, preventing manganese uptake. This finding opens the way for designing antibacterial agents to target essential transporters.

SourceUniversity of Adelaide·JournalNature Chemical Biology·DateNov 10, 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.

AAPS presents awards to exemplary researchers

Researchers Leaf Huang, Sukyung Woo, Shyh-Dar Li, and Raj Suryanarayanan received awards for their groundbreaking work on non-viral gene therapy, tumor evasion mechanisms, nanomedicine, and physical pharmacy. Their research holds promise for future development of clinically effective gene and anti-cancer therapies.

SourceAmerican Association of Pharmaceutical Scientists·DateNov 10, 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.