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Science News Archive 2014 - Page 268


Page 268 of 376

Deadly human pathogen Cryptococcus fully sequenced

Researchers have fully sequenced the Cryptococcus neoformans genome, providing a playbook to understand its pathogenesis and develop methods to combat its evolution into deadlier strains. The study reveals genetic changes that occur after laboratory handling, making the fungus more susceptible to stress and less virulent.

SourceDuke University·JournalPLOS Genetics·DateApr 17, 2014

Massage therapy improves circulation, eases muscle soreness

A study by researchers at the University of Illinois Chicago found that massage therapy improves systemic circulation and alleviates muscle soreness after exercise. The study also showed that massage has benefits for people regardless of their level of physical activity, improving vascular function in healthy sedentary adults.

SourceUniversity of Illinois Chicago·JournalArchives of Physical Medicine and Rehabilitation·DateApr 17, 2014
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.

Clean air: Fewer sources for self-cleaning

A research group from Jülich has found that nitrous acid (HONO) is not a net source of hydroxyl radicals, which are central to the air's self-cleaning capacity. The discovery was made using air measurements recorded by a Zeppelin NT during the EU PEGASOS project.

SourceForschungszentrum Juelich·JournalScience·DateApr 17, 2014

Study IDs new cause of brain bleeding immediately after stroke

Researchers at UC Irvine and Salk Institute discover a new mechanism that allows blood to enter the brain immediately after a stroke, leading to permanent deficits in movement and cognition. The study suggests new therapeutic directions aimed at regulating flow through endothelial cells in the barrier after a stroke occurs.

SourceUniversity of California - Irvine·JournalNeuron·DateApr 17, 2014

'Dressed' laser aimed at clouds may be key to inducing rain, lightning

Scientists at the University of Central Florida and Arizona are extending the length of a high-intensity laser beam by surrounding it with a secondary beam, sustaining the central beam for greater distances. The goal is to stimulate static charged particles in clouds, leading to rain and lightning activity.

SourceUniversity of Central Florida·JournalNature Photonics·DateApr 17, 2014

Thinnest feasible membrane produced

The team of researchers produced a stable porous membrane that is thinner than a nanometre, consisting of two layers of graphene on which tiny pores were etched. The membrane can permeate tiny molecules and may be used for waterproof clothing, water filtration, or gas separation.

SourceETH Zurich·JournalScience·DateApr 17, 2014
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.

Newlyweds, be careful what you wish for

A statistical analysis of online wedding registries reveals that gift givers prioritize either social benefits or saving money, resulting in a bimodal distribution of price preferences. The study provides insights into the psychology behind wedding gift giving and its potential impact on marketing strategies.

SourceInderscience Publishers·JournalInternational Journal of Electronic Marketing and Retailing·DateApr 17, 2014

BUSM researchers find anti-seizure drug may reduce alcohol consumption

Researchers at Boston University School of Medicine found that the anti-seizure drug ezogabine reduced alcohol consumption in an experimental model, providing a potential new mechanism for treating alcoholism. The study suggests that drugs targeting the Kv7 channel may be effective in reducing drinking behavior.

SourceBoston University School of Medicine·JournalThe American Journal of Drug and Alcohol Abuse·DateApr 17, 2014

Building 'smart' cell-based therapies

Researchers at Northwestern University developed a new technology to modify human cells for programmable therapeutics that can target cancer and disease sites. The Modular Extracellular Sensor Architecture (MESA) enables cells to sense specific factors and respond with customized gene expression programs.

SourceNorthwestern University·JournalACS Synthetic Biology·DateApr 17, 2014

More effective kidney stone treatment, from the macroscopic to the nanoscale

Researchers have developed a novel method to help doctors diagnose and treat kidney stones more effectively. By analyzing the behavior of nanocrystals and crystallites under different chemical conditions, they found that certain methods can reduce stone size and change its shape, improving treatment outcomes.

SourceInternational Union of Crystallography·JournalJournal of Applied Crystallography·DateApr 17, 2014
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.

Proper stem cell function requires hydrogen sulfide

A new study from the University of Southern California found that hydrogen sulfide is essential for mesenchymal stem cells to multiply and form bone tissue. Hydrogen sulfide deficiency can lead to conditions similar to osteoporosis, but administering small molecules that release hydrogen sulfide may provide a potential treatment.

SourceUniversity of Southern California·JournalCell Stem Cell·DateApr 17, 2014

First structural insights into how plant immune receptors interact

Researchers have made a breakthrough in understanding plant disease resistance by revealing how plant immune receptors interact at an atomic level. The study found that dual-protein recognition systems are crucial for recognizing specific molecules from pathogens and activating defense mechanisms.

SourceNorwich BioScience Institutes·JournalScience·DateApr 17, 2014

Testing protocols in Internet of Things by a formal passive technique

The paper proposes a formal passive testing approach to evaluate the conformance and performance of Extensible Messaging and Presence Protocol (XMPP) in IoT environments. The approach uses Horn clauses to express properties checked on extracted protocol traces, enabling the testing of individual nodes in complex networks.

SourceScience China Press·DateApr 17, 2014

AGU: More, bigger wildfires burning western US, study shows

A new study reveals a significant increase in wildfires across the western US over the last 30 years, with larger fires burning more frequently. Climate change is projected to exacerbate this trend, with rising temperatures and droughts contributing to increased fire activity.

SourceAmerican Geophysical Union·JournalGeophysical Research Letters·DateApr 17, 2014
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.

Feinstein Institute researcher publishes new perspective on sepsis

A review by Kevin J. Tracey, MD, and Clifford S. Deutschman argues that treatment for sepsis is nonspecific and limited to organ support, with no approved drugs targeting the condition. Instead, a new approach focusing on immunometabolic and neurophysiological mechanisms may be needed.

SourceNorthwell Health·JournalImmunity·DateApr 17, 2014

Is Parkinson's an autoimmune disease?

Researchers propose that Parkinson's disease could be linked to the immune system attacking healthy neurons, potentially leading to new treatments. The study found that certain neurons display antigens, which are recognized by T-cells and can kill them, raising hopes for a new understanding of the disease.

SourceColumbia University Irving Medical Center·JournalNature Communications·DateApr 17, 2014

Genetic study tackles mystery of slow plant domestications

A recent genetic study suggests that insensitive genes, rather than complex interactions, may be responsible for the slow pace of plant domestication. This finding could help explain the lag in the archeological record and provide insights into the early stages of domestication.

SourceWashington University in St. Louis·JournalProceedings of the National Academy of Sciences·DateApr 17, 2014
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.

Surprising material could play role in saving energy

Tin selenide is the best thermoelectric material known for converting waste heat to useful electricity. Its simple structure provides exceptional properties, including low thermal conductivity and high electrical conductivity.

SourceNorthwestern University·JournalNature·DateApr 17, 2014

Orchid named after UC Riverside researcher

A new orchid species, Lophiaris silverarum, has been named after UC Riverside researcher Katia Silvera. The species was discovered in central Panama and is currently growing only in that region. Its slow growth rate makes it rare and difficult to cultivate.

SourceUniversity of California - Riverside·JournalPhytotaxa·DateApr 17, 2014

Re-emergence of Ebola focuses need for global surveillance strategies

A recent review by EcoHealth Alliance calls for enhanced global surveillance to prevent future outbreaks of Ebola and other filoviruses. The organization's research suggests that focusing on wildlife, particularly bats, rodents, and non-human primates, is crucial in predicting and preventing local outbreaks.

SourceEcoHealth Alliance·JournalViruses·DateApr 17, 2014
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.

Scientists explain how memories stick together

Researchers at Salk Institute develop a new model of memory that explains how neurons retain select memories hours after an event. The framework bridges findings from both molecular and systems observations, predicting which memories are recorded based on spatial positioning of proteins.

SourceSalk Institute·JournalNeuron·DateApr 16, 2014

Why interest is crucial to your success

Research from Duke University shows that interest in pursuing goals enhances performance while reducing mental exhaustion. The study found that individuals who experienced activities as enjoyable and personally significant performed better and were less exhausted than those who did not.

SourceDuke University·JournalJournal of Experimental Social Psychology·DateApr 16, 2014

Creative activities outside work can improve job performance

A study by San Francisco State University found that creative pursuits outside of work boost problem-solving and helping skills on the job. Employers can encourage employees to engage in more creative activities, either through personal time or bringing them into the workplace.

SourceSan Francisco State University·JournalJournal of Occupational and Organizational Psychology·DateApr 16, 2014
Apple iPhone 17 Pro

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

Stanford biologists help solve fungal mysteries

A Stanford-led team has generated a genetic map of more than 10,000 species of fungi across North America, showcasing their vital role in ecological systems and carbon cycling. The research highlights the diversity and distribution of fungal species, with unique fingerprints in each bioregion.

SourceStanford University·JournalProceedings of the National Academy of Sciences·DateApr 16, 2014

Searching for dark energy with neutrons

Researchers at Vienna University of Technology have made extremely sensitive measurements of gravitational effects using neutrons, providing limits on possible new particles or fundamental forces that are restrictive even compared to previous estimations. The findings shed light on the possibility of dark energy and quintessence theories.

SourceVienna University of Technology·JournalPhysical Review Letters·DateApr 16, 2014
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.

Warm US West, cold East: A 4,000-year pattern

A University of Utah-led study reveals that a curvy jet stream pattern, bringing mild temperatures to the US West and harsh cold to the East, became more pronounced 4,000 years ago. This pattern may worsen as Earth's climate warms, contributing to extreme winter weather events.

SourceUniversity of Utah·JournalNature Communications·DateApr 16, 2014

Celldex's Phase 1 study of CDX-1401 published in Science Translational Medicine

Celldex Therapeutics' Phase 1 study of CDX-1401 demonstrates robust antibody and T cell responses, with evidence of clinical benefit in patients with very advanced cancers. The vaccine induces durable humoral and cellular immunity, with stable disease observed in a significant proportion of patients.

SourceCelldex Therapeutics·JournalScience Translational Medicine·DateApr 16, 2014

Scientists achieve first direct observations of excitons in motion

Researchers at MIT and City College of New York directly image exciton movement using a new technique, enabling insights into device efficiency and natural energy-transfer processes. The study provides new information on how crystal structure affects exciton diffusion.

SourceMassachusetts Institute of Technology·JournalNature Communications·DateApr 16, 2014
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.

Floating nuclear plants could ride out tsunamis

A new design for nuclear plants built on floating platforms could provide enhanced safety, as they would be automatically cooled by surrounding seawater in a worst-case scenario. The concept takes advantage of mature technologies and minimizes technological risks.

SourceMassachusetts Institute of Technology·DateApr 16, 2014

First metritis vaccine protects dairy cows

Cornell scientists developed the first vaccines that can prevent metritis in dairy cows, reducing incidence by up to 83% and alleviating symptoms. The research could help curb antibiotic resistance and save the US billions annually.

SourceCornell University·JournalPLOS ONE·DateApr 16, 2014

Research may help doctors predict who gets long-term complications from Lyme disease

A study has identified two subsets of Lyme disease in patients with acute infection, characterized by varying levels of immune system molecules. Patients with high mediator levels experience more severe symptoms and are at higher risk of developing post-treatment Lyme disease syndrome. The findings may help doctors predict which patien...

SourceJohns Hopkins Medicine·JournalPLOS ONE·DateApr 16, 2014

Rice U. study: Performance measures for CEOs vary greatly

A new study by Rice University and Cornell University shows that S\/P 500 companies have tied CEO compensation to performance with varying performance measures. On average, firms rely mostly on accounting-based performance measures, but larger firms and growth-oriented firms tend to use market-based measures.

SourceRice University·JournalReview of Finance·DateApr 16, 2014
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.

Family ties in the language jungle

Max Planck researchers found that Carabayo shares similarities with extinct Yurí and Tikuna languages, suggesting a genetic link between the three. The study provides evidence of linguistic family ties in the region.

SourceMax-Planck-Gesellschaft·JournalPLOS ONE·DateApr 16, 2014

Cancer drugs block dementia-linked brain inflammation, UCI study finds

Researchers discovered that cancer drugs can eliminate neural inflammation associated with dementia-linked diseases by eradicating microglia, the primary immune cells of the brain. The study found that these cells exacerbate many neural diseases, including Alzheimer's and Parkinson's, as well as brain injury.

SourceUniversity of California - Irvine·JournalNeuron·DateApr 16, 2014

Ancient sea-levels give new clues on ice ages

Researchers have developed a new way to determine sea-level changes and deep-sea temperature variability over the past 5.3 million years. The findings provide crucial new information on how ice ages came about, and could help determine the relationship between carbon dioxide levels, global temperatures, and sea levels.

SourceAustralian National University·JournalNature·DateApr 16, 2014
Fluke 87V Industrial Digital Multimeter

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

Simplicity is key to co-operative robots

Researchers have created a system of extremely simple robots that can cluster together without requiring complex computation. This development enables the creation of large numbers of robots to perform tasks collectively, with potential applications in precision farming and healthcare technologies. The robots use minimal information an...

SourceUniversity of Sheffield·JournalThe International Journal of Robotics Research·DateApr 16, 2014

Mutant protein in muscle linked to neuromuscular disorder

Researchers at University of California, San Diego School of Medicine discover mutant protein levels in muscle cells are involved in SBMA, suggesting an alternative treatment avenue. Antisense oligonucleotides suppress mutant protein toxicity in mice, improving symptoms and survival.

SourceUniversity of California - San Diego·JournalNeuron·DateApr 16, 2014

Stanford scientists develop 'playbook' for reverse engineering tissue

Researchers at Stanford University have developed a technique to study the genetic activity of individual cells during embryonic development. By analyzing the genes active in lung cells at different stages, they revealed how specific cell types are formed and gained insights into the mechanisms of alveolar cell differentiation.

SourceStanford Medicine·JournalNature·DateApr 16, 2014
Sky & Telescope Pocket Sky Atlas, 2nd Edition

Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.

Researchers: Obesity can amplify bone and muscle loss

Researchers have identified a new syndrome called osteosarcopenic obesity, which combines the deterioration of bone density and muscle mass with obesity. This can lead to a higher risk of falls and breaking bones, particularly in older women.

SourceFlorida State University·JournalAgeing Research Reviews·DateApr 16, 2014

Ant colonies help evacuees in disaster zones

Researchers have developed a navigation map system based on ant colony behavior to aid evacuees in disaster zones. The system utilizes smartphones as networked sensors to provide real-time updates, enabling users to navigate safely through damaged areas.

SourceInderscience Publishers·JournalInternational Journal of Knowledge and Web Intelligence·DateApr 16, 2014