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Science News Archive February 2016 - Page 39


Page 39 of 39

Canada needs national body to set standards for coroners, medical examiners

A lack of national standards and training programs for coroners and medical examiners in Canada has significant implications for accurate cause of death determination. Creating a similar body to the UK's would improve investigation outcomes and enhance public health.

SourceCanadian Medical Association Journal·JournalCanadian Medical Association Journal·DateFeb 1, 2016

Turning down the volume on cancer

University of Oklahoma researchers discovered that chromosome instability is a key player in the development of colon cancer. By analyzing gene expression signatures and pathways, they found promising findings for new treatments and prevention strategies. The study's results bring excitement to the field of cancer research and may have...

SourceUniversity of Oklahoma·JournalCancer Research·DateFeb 1, 2016

Uncovering the financial ties of advocates for cancer drug approval

An analysis of FDA advisory committee meetings found that over 90% of public speakers supported marketing approval for new cancer drugs, with many having financial ties to the companies. However, the study also highlights the importance of considering these ties when evaluating patient testimonies.

SourceOregon Health & Science University·JournalJAMA Internal Medicine·DateFeb 1, 2016
Apple iPhone 17 Pro

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

Disruptions to embryonic reprogramming alter adult mouse behavior

Researchers found that defective epigenetic reprogramming in embryos can lead to abnormal repetitive behaviors and changes in brain wiring in adulthood. Studies using genetically engineered mice showed that the enzyme KDM1A plays a crucial role in regulating gene expression during development.

SourceEmory Health Sciences·DateFeb 1, 2016

Long-term marijuana use associated with worse verbal memory in middle age

A study of over 3,400 participants found that long-term marijuana use was associated with poorer verbal memory, but not other areas of cognitive function. The study suggests that young adults may be skeptical about the risks of marijuana use and highlights the need for effective health advice.

SourceJAMA Network·JournalJAMA Internal Medicine·DateFeb 1, 2016

Young African-Americans underestimate stroke risk, according to nursing study

A recent study published in Journal of Neuroscience Nursing found that young African-Americans tend to inaccurately perceive their personal risk for stroke. The research highlights the need for increased education on stroke risk and linking poor health habits to stroke risk in this population.

SourceGeorgia State University·JournalJournal of Neuroscience Nursing·DateFeb 1, 2016
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.

Exact formula now available for measuring scientific success

A Polish team has developed an analytical method to predict the h-index, a key scientific measurement, using bibliometric data. The study provides an exact formula to calculate external citations and self-citations for each paper written by an author, opening doors for growth analysis in social networks and different scientific fields.

SourceSpringer·JournalThe European Physical Journal B·DateFeb 1, 2016

Catalysts for heavy oil extraction developed at Kazan University

Researchers at Kazan University have developed catalysts that speed up heavy oil extraction under the conditions of in-situ combustion. The study, published in Energy and Fuels, shows promise for increasing efficiency in extracting heavy oil from Russia's vast reserves.

SourceKazan Federal University·JournalJournal of Thermal Analysis and Calorimetry·DateFeb 1, 2016
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.

'BPA-free' plastic accelerates embryonic development, disrupts reproductive system

New UCLA research demonstrates that BPS, a common replacement for BPA, speeds up embryonic development and disrupts the reproductive system. Exposure to low levels of BPA and BPS alters physiology in as quickly as 25 hours, leading to premature birth and disruption of reproductive endocrine brain cells.

SourceUniversity of California - Los Angeles Health Sciences·JournalEndocrinology·DateFeb 1, 2016

Researchers identify potential targeted therapy for lung cancer using fly model

A team of researchers used a fruit fly model to identify a potential targeted therapy for non-small cell lung cancer, which may lead to improved overall survival. The study found that combining two FDA-approved drugs suppressed tumor formation and inhibited key genetic mutations associated with NSCLC.

SourceThe Mount Sinai Hospital / Mount Sinai School of Medicine·JournalCell Reports·DateFeb 1, 2016

New method can assess quality of centers performing colonoscopies

A new quality measure has been developed to track the variation in colonoscopy quality among outpatient facilities using follow-up hospital visits. The study found that 16.3 per 1,000 outpatient colonoscopies result in unplanned hospital visits, with significant variation across facilities.

SourceYale University·JournalGASTROENTEROLOGY·DateFeb 1, 2016

Electrons and liquid helium advance understanding of zero-resistance

Researchers at Okinawa Institute of Science and Technology discover anomalies in electron behavior on liquid helium systems, shedding light on zero-resistance phenomenon in semiconductors. The study sheds new insights into quantum physics and its applications.

SourceOkinawa Institute of Science and Technology (OIST) Graduate University·JournalPhysical Review Letters·DateFeb 1, 2016
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.

Planning for a disease outbreak? There's a game for that

Researchers at Colorado State University are developing a multiplayer game to plan for disease outbreaks. The game uses powerful software to predict and analyze the severity of an outbreak, providing real-time visualizations such as heat maps of potential danger zones.

SourceColorado State University·DateFeb 1, 2016
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.

Small ponds produce an outsized share of greenhouse gases

A new study reveals that small ponds globally produce an outsized share of greenhouse gases, particularly carbon dioxide and methane. These tiny bodies of water, less than a quarter acre in size, account for significant emissions due to high concentrations of terrestrial carbon.

SourceYale University·JournalNature Geoscience·DateFeb 1, 2016

Genetic cause identified in rare pediatric brain tumor

A recent study identified the genetic mechanism causing angiocentric gliomas, a rare type of low-grade glioma in children. The discovery revealed an unusual DNA abnormality that triggers three different mechanisms to produce a tumor, leading to the development of a diagnostic test.

SourceDana-Farber Cancer Institute·JournalNature Genetics·DateFeb 1, 2016

New model could solve inventory problem for retailers

Researchers developed a new mathematical model to apply to inventory problems, considering demand and determining optimal orders. The study aims to connect with businesses to assess the benefit of implementing the new model and curb profit losses.

SourceUniversity of Texas at Dallas·JournalProduction and Operations Management·DateFeb 1, 2016
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.

Researcher warns US could see substantial impact of Zika virus

Zika virus, a mosquito-borne disease, can cause microcephaly in infants and mild flu-like symptoms in adults and children. The US is at risk of introduction, particularly with the presence of Aedes species mosquitoes in many states.

SourceBoston University School of Medicine·JournalAnnals of Internal Medicine·DateFeb 1, 2016

Future help for stroke patients with language problems

Researchers have developed a new analysis method to distinguish between stroke patients with language problems, enabling more individualized treatment. The method uses functional magnetic resonance imaging (fMRI) and combines information about brain lesions and activity patterns.

SourceThe University of Bergen·JournalBrain·DateFeb 1, 2016

For older adults, serious depression symptoms increase risk for stroke and heart disease

A recent study published in the Journal of the American Geriatrics Society found that serious depression symptoms increase the risk of stroke and heart disease in older adults. The study discovered that adults with high levels of depressive symptoms had a significantly higher risk of experiencing heart disease or stroke events over a 1...

SourceAmerican Geriatrics Society·JournalJournal of the American Geriatrics Society·DateFeb 1, 2016

Unconventional superconductivity near absolute zero temperature

The discovery confirms a long-discussed mechanism for high-temperature superconductivity and reveals the importance of ytterbium atoms in the material's properties. Quantum fluctuations dominate at temperatures near absolute zero, leading to alternative ordered fundamental states.

SourceGoethe University Frankfurt·JournalScience·DateFeb 1, 2016
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.

VUMC study may offer answers for treating depression in alcoholics

Researchers at Vanderbilt University Medical Center have found a potential treatment for depressive-like symptoms in alcoholics using ketamine and an endocannabinoid system booster. The study, published in Neuropsychopharmacology, validates a mouse model of alcoholism and shows promise for developing novel treatments for mood disorders.

SourceVanderbilt University Medical Center·JournalNeuropsychopharmacology·DateFeb 1, 2016

Olfactory receptors in the blood

Olfactory receptors in human blood cells have been found to be activated by the Sandalore odorant, inhibiting the growth of leukemia cells and promoting red blood cell formation. This discovery could provide a new starting point for developing leukaemia treatments.

SourceRuhr-University Bochum·JournalCell Death Discovery·DateFeb 1, 2016

Can animals thrive without oxygen?

A new study found evidence of metazoans living in anoxic conditions using fluorescent tags and reproductive structures. However, no metazoans were alive or reproducing in the deepest part of the interface zone with minimal oxygen.

SourceWoods Hole Oceanographic Institution·JournalBMC Biology·DateFeb 1, 2016

JPL researchers report on new tool to provide even better Landsat images

Scientists at JPL have designed a high-throughput pushbroom imaging spectrometer that can provide Landsat swath and resolution with better than 10 nm per pixel spectral resolution. This design enhances the science potential of Landsat, allowing for better understanding of glacial melt, urbanization, and water sources.

SourceSPIE--International Society for Optics and Photonics·JournalOptical Engineering·DateFeb 1, 2016

Diversity of nature formulated

A team of biophysicists from the Niels Bohr Institute has formulated a mathematical model called Lotka-Volterra to assess an ecosystem's balance and predict the impact of invasive species. This formula calculates mutual influence, crucial for sustainable coexistence, and can also forecast extinction due to native animal removal.

SourceUniversity of Copenhagen - Niels Bohr Institute·JournalPLOS Computational Biology·DateFeb 1, 2016
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.

Piecing together the cells elevator-like mechanism for sodium

Scientists at Stockholm University have successfully determined the structure of the sodium/proton transporter NapA using x-ray crystallography. This breakthrough provides a complete picture of the transport process, revealing key movements and steps involved in regulating sodium levels within cells.

SourceStockholm University·JournalNature Structural & Molecular Biology·DateFeb 1, 2016

Semantically speaking: Does meaning structure unite languages?

An international team of researchers has revealed that for many universal concepts, the world's languages feature a common structure of semantic relatedness. This study uses a new methodology to measure how closely words' meanings are related within and between languages.

SourceSanta Fe Institute·JournalProceedings of the National Academy of Sciences·DateFeb 1, 2016

Viral gene editing system corrects genetic liver disease in newborn mice

Researchers have successfully treated a genetic disorder using a viral vector to deliver genome-editing components, correcting the disease-causing mutation. The treatment improved survival in newborn mice but showed poor results in adult animals, highlighting the need for further adjustments to the gene-editing system.

SourceUniversity of Pennsylvania School of Medicine·JournalNature Biotechnology·DateFeb 1, 2016