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Science News Archive May 2019 - Page 39


Page 39 of 42

New study finds high rates of formula use with low-income infants, recommends changes

A new study published in Public Health Nutrition found that 61% of low-income infants received formula in the first few days of life. Mothers who set an exclusive breastfeeding goal were five times more likely to be exclusively breastfeeding at three months post-partum, highlighting the need for education and culturally appropriate sup...

SourceGeorge Mason University·JournalPublic Health Nutrition·DateMay 2, 2019

Emergency room patients' acuity levels not always considered when within wait time target

Research from the UBC Sauder School of Business reveals that emergency patient acuity levels sometimes come second to wait time targets. Once wait time targets have passed, patient acuity levels are considered more seriously. The study's authors suggest revising policy guidelines to weigh wait times against patient acuity levels.

SourceUniversity of British Columbia - Sauder School of Business·JournalManufacturing & Service Operations Management·DateMay 2, 2019

Drug combination could be effective for treatment-resistant gonorrhea

A new drug combination of gentamicin and azithromycin shows promising results in treating treatment-resistant gonorrhoea, with a cure rate of 91% compared to 98% for the current ceftriaxone treatment. The study suggests that gentamicin could be used as an alternative for patients who are allergic or intolerant to ceftriaxone.

SourceNational Institute for Health Research·JournalThe Lancet·DateMay 2, 2019
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.

Chewing versus sex in the duck-billed dinosaurs

Hadrosaurs' powerful jaws with multiple teeth were crucial for their success, but elaborate display crests evolved in multiple bursts driven by sexual selection. Researchers analyzed fossil data and computational methods to understand the evolution of these innovations.

SourceUniversity of Bristol·JournalPaleobiology·DateMay 2, 2019

Easy on the eyes

Researchers have created a synthetic image generation system using AI that overcomes the limitations of traditional experiments. By analyzing neuronal responses, they discovered that certain neurons prefer specific shapes, colors, and silhouettes, which could help understand cognitive issues like autism spectrum disorders.

SourceHarvard Medical School·JournalCell·DateMay 2, 2019

Knit 1, purl 2: Assembly instructions for a robot?

Carnegie Mellon University researchers developed software to make knitted objects with embedded tendons for actuation, enabling the creation of plush toys and wearable technologies. The technique allows for cost-effective production of soft robots and wearable devices.

SourceCarnegie Mellon University·DateMay 2, 2019
Apple iPhone 17 Pro

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

Researchers ready B cells for novel cell therapy

Researchers at Seattle Children's have successfully engineered human B cells to produce therapeutic proteins, opening the door for a novel cell therapy. The B cells can survive indefinitely in models, offering a potential advantage over other treatments.

SourceSeattle Children's·DateMay 2, 2019

Sussex mathematician's breakthrough on non-toxic pest control

A University of Sussex mathematician has developed a chemical-free way to target parasitic nematode worms that destroy wheat crops. The breakthrough method uses biostimulants derived from naturally occurring soil bacteria to precisely kill the nematodes without harming other insects.

SourceUniversity of Sussex·JournalFrontiers in Plant Science·DateMay 2, 2019

It's hard to be a nomad in Mongolia

Scientists tracked Mongolian gazelles over vast grasslands using GPS, finding they avoid human disturbance and require large movement corridors. Integrated land use planning prioritizing permeability is advocated to address barriers such as fences and facilitate long-distance movements.

SourceWildlife Conservation Society·JournalJournal of Applied Ecology·DateMay 2, 2019
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.

Open heart surgery outperforms stents in patients with multivessel disease

A recent study published in The Annals of Thoracic Surgery found that coronary artery bypass grafting (CABG) surgery is associated with lower mortality rates and reduced hospital readmission compared to percutaneous coronary intervention (PCI). The research analyzed data from two major clinical outcomes registries and identified patien...

SourceElsevier·JournalThe Annals of Thoracic Surgery·DateMay 2, 2019

More than 100 years of data show Pennsylvania tick population shift

Pennsylvania's tick population has shifted significantly over the past century, from Ixodes cookei to Ixodes scapularis, with climate change and habitat loss contributing to these changes. The dominant species is now linked to Lyme disease, highlighting the importance of robust surveillance and analysis of historical data.

SourcePenn State·JournalParasites & Vectors·DateMay 2, 2019

New digital filter approach aims to improve chemical measurements

A new digital filter approach aims to improve chemical measurements, enabling faster drug development and clinical trials. The technology, developed by Purdue University professor Garth Simpson, uses non-negative matrix factorization to analyze large data sets and remove timing artifacts.

SourcePurdue University·JournalAnalytical Chemistry·DateMay 2, 2019
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.

Four proposals receive seed funds to develop medical devices for children

The Pennsylvania Pediatric Medical Device Consortium has awarded four companies with $50,000 each to develop innovative medical devices for children. Devices include a rapid platelet monitoring system and tracheostomy tube dislodgement alarm, which aim to improve care for newborns and pediatric patients.

SourceChildren's Hospital of Philadelphia·DateMay 2, 2019

Hearing loss weakens skills that young cancer survivors need to master reading

Young cancer survivors with severe hearing loss experience significant declines in reading skills due to processing speed and phonological difficulties. Interventions focusing on neurocognitive and language-based skills can help improve reading mastery before tackling more complex tasks.

SourceSt. Jude Children's Research Hospital·JournalJournal of Clinical Oncology·DateMay 2, 2019

Researchers putting the brakes on lethal childhood cancer

Scientists at Vanderbilt University Medical Center have identified a potential treatment target for malignant rhabdoid tumor (MRT), a rare and aggressive childhood cancer. Blocking the MYC protein could be effectively treated in cancers driven by SNF5 loss, offering new hope for children with this lethal disease.

SourceVanderbilt University Medical Center·JournalNature Communications·DateMay 2, 2019

Study reveals link between starch digestion gene, gut bacteria

A recent study by Cornell University has discovered a strong correlation between the AMY1 gene, which breaks down starch, and specific gut bacteria. This finding suggests that people with more copies of this gene may have benefited from increased starch digestion during times of scarcity.

SourceCornell University·JournalCell Host & Microbe·DateMay 2, 2019
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.

Invasive beavers: Bad for the climate

Scientists estimated that 1.177 megatonnes of carbon would be lost if all predicted habitat were colonized by beavers, impacting large terrestrial carbon sinks. Invasive mammals like North American beavers pose a significant threat to carbon sequestration in riparian forests.

SourceWildlife Conservation Society·JournalClimatic Change·DateMay 2, 2019
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.

When it comes to planetary habitability, it's what's inside that counts

A team of scientists from Carnegie Institution argues that a planet's interior dynamics are vital for creating a hospitable environment. The researchers suggest that planetary composition and interior processes should be considered when searching for signs of life on exoplanets.

SourceCarnegie Institution for Science·JournalScience·DateMay 2, 2019

A model to decipher the complexity of gene regulation

A new framework analyzes gene regulation, identifying regulatory elements and their interactions with genes. The study reveals the structure of these elements, which influence gene expression and disease risk, and provides a model to understand genetic variation's impact on chromatin variability.

SourceUniversité de Genève·JournalScience·DateMay 2, 2019

Putting vision models to the test

Researchers at MIT have demonstrated that artificial neural networks can be used to drive specific brain neurons, showing a strong activation pattern. The study suggests that these models could be used to control brain states in animals and establish their usefulness, paving the way for further research.

SourceMassachusetts Institute of Technology·JournalScience·DateMay 2, 2019

Giant panda's bamboo diet still looks surprisingly carnivorous

A recent study reveals that giant pandas' protein and carbohydrate intake resembles a hypercarnivore's diet, with 50% of energy coming from protein. The findings suggest that the transition to an extreme specialized herbivorous diet was not as drastic as previously thought.

SourceCell Press·JournalCurrent Biology·DateMay 2, 2019
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.

Hubble astronomers assemble wide view of the evolving universe

Astronomers created a comprehensive 'history book' of galaxies using 16 years' worth of Hubble observations, covering 265,000 galaxies that stretch back 13.3 billion years. The new image mosaic provides a wide portrait of the distant universe, chronicling galaxy assembly over time.

SourceNASA/Goddard Space Flight Center·DateMay 2, 2019

AIDS in America -- Back in the headlines at long last

The US is falling short in tackling HIV, with new infections remaining high at 40,000 annually. Effective strategies learned from Africa's response can help bring the epidemic under control.

SourceColumbia University's Mailman School of Public Health·JournalNew England Journal of Medicine·DateMay 2, 2019

Pathogens find safe harbor deep in the gastric glands

Researchers discovered that H. pylori exploit a specialized niche within gastric glands to maintain stable bacterial reservoirs. This allows the bacteria to serve as stable populations and prevents incoming bacteria from establishing themselves.

SourcePLOS·JournalPLOS Biology·DateMay 2, 2019
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.

Major grant fuels hunt for universal flu vaccine

A $30 million federal grant will accelerate the search for a universal flu vaccine that can provide longer-lasting protection. The study, which involves over 2,000 sets of mothers and infants from the US and Mexico City, aims to understand how the immune system responds to first flu virus exposures.

SourceCincinnati Children's Hospital Medical Center·DateMay 2, 2019

This hawk likes crab for dinner

A red-shouldered hawk was observed attacking and dismembering a ghost crab on a South Carolina beach. The incident is the first documented case of a raptor consuming any species of crab in North America.

SourceWildlife Conservation Society·JournalThe Wilson Journal of Ornithology·DateMay 2, 2019

Exploding electrical wires underwater to understand shock waves

Researchers from the Technion Israel Institute of Technology used exploding electrical wires underwater to generate shock waves, revealing a slower decay rate than predicted by previous models. The findings support a simplified model that accurately describes the relationship between shock wave evolution and wire expansion.

SourceAmerican Institute of Physics·JournalPhysics of Plasmas·DateMay 2, 2019
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.

Viral infections during pregnancy linked to behavioral abnormalities in offspring

Research by the University of Saskatchewan found that exposure to inflammation during pregnancy alters brain development, predisposing offspring to psychiatric illness like schizophrenia. Young adult rats exposed to a simulated viral infection displayed abnormal behavior, reduced working memories, and altered fear responses.

SourceUniversity of Saskatchewan·JournaleNeuro·DateMay 2, 2019

Make room on the couch: Worms suffer from PTSD, too

Researchers discovered that worms can form associative memories and retrieve them to cope with future hardships, similar to humans with PTSD. The study found that certain neurons store these memories and triggering a specific scent can bring back distressing memories.

SourceThe Hebrew University of Jerusalem·JournalCurrent Biology·DateMay 2, 2019

NASA goes infrared on powerful Tropical Cyclone Fani

Tropical Cyclone Fani, a Category 4 hurricane, is being closely monitored by NASA's Aqua satellite using infrared analysis. The satellite data revealed cloud top temperatures as cold as minus 80 degrees Fahrenheit, indicating strong storms capable of creating heavy rain.

SourceNASA/Goddard Space Flight Center·DateMay 2, 2019
Fluke 87V Industrial Digital Multimeter

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

Opportunistic cancer cells 'slip through the gaps' to spread through blood vessels

Researchers found that cancer cells can capitalize on temporary gaps in endothelial cell layers caused by physical forces and mechanical stresses, allowing them to migrate through and colonize new organs. This opportunistic approach complements chemical signaling and enables cancer cells to spread more efficiently.

SourceUniversity of Birmingham·JournalPLOS Computational Biology·DateMay 2, 2019

Researchers make organic solar cells immune to the ravages of water, air and light

Researchers at NYU Tandon School of Engineering have discovered a method to make organic solar panels more robust by removing electron-accepting molecules from the top surface. This technique enhances the durability of organic solar cells, allowing them to function under water without encapsulation and resist degradation from oxygen an...

SourceNYU Tandon School of Engineering·JournalACS Energy Letters·DateMay 2, 2019

Young frogs that were stressed as tadpoles move less on land, putting their survival at risk

A study by Oregon State University researchers found that juvenile northern red-legged frogs stressed as tadpoles are less likely to move on land, putting their survival at risk. The study suggests that climate-related stress can have long-term effects on the distribution and persistence of animals in freshwater habitats.

SourceOregon State University·JournalFrontiers in Ecology and the Environment·DateMay 2, 2019
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.

Snoring causes injuries and prevention of healing in the upper airways

Researchers at Umeå University found that snoring can cause swallowing dysfunction and lead to obstructive sleep apnea due to vibratory damage. The study also showed that muscle fibers in the soft palate lacked or had disturbed structural proteins, hindering healing processes.

SourceUmea University·JournalRespiratory Research·DateMay 2, 2019

Reasons for delay in pelvic organ prolapse treatment revealed

Women are often prevented from seeking early treatment for pelvic organ prolapse due to confusion about symptoms and feelings of shame. The condition causes pain, incontinence, and psychological distress, but conservative treatments can be effective if detected early.

SourceUniversity of Stirling·DateMay 2, 2019
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.

Scientists discover how superbugs hide from their host

Researchers at the University of Sheffield have discovered a mechanism used by bacteria E. faecalis to hide from the immune system, paving the way for new treatments. The study found that the bacteria modifies its cell surface to evade recognition by host immune cells.

SourceUniversity of Sheffield·JournalPLOS Pathogens·DateMay 2, 2019

Risk of deaths among incarcerated youth by suicide on the rise

A new study found that incarcerated youth are at an increased risk for suicidal behavior, with rates reported to be 2-to-3 times higher than those in the general population. Key risk factors such as history of mental health conditions and substance use were not significantly different between groups.

SourceElsevier·JournalJournal of the American Academy of Child & Adolescent Psychiatry·DateMay 2, 2019

Oral contraceptives may help protect against serious knee injuries in women

A large observational study found that oral contraceptives were most protective in young women aged 15-19 years, reducing the risk of reconstructive surgery by 63%. The study suggests that taking oral contraceptives may suppress hormonal surges during the menstrual cycle, leading to a lower rate of injury.

SourceTaylor & Francis Group·JournalThe Physician and Sportsmedicine·DateMay 2, 2019
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.

Tumor cells' drug addiction may be their downfall

Cancer cells' acquired resistance to anti-cancer drugs can be exploited as an Achilles heel, according to research that shows removing a MEK1/2 inhibitor drug causes reversal of drug resistance in colon cancer cell populations. This finding may inform decisions about intermittent use rather than continuous exposure.

SourceBabraham Institute·JournalNature Communications·DateMay 2, 2019

Pluripotency or differentiation -- That is the question

Researchers at Helmholtz Munich discover key molecules in the cell nucleus that orchestrate paraspeckles formation, a structure linked to ALS progression. The discovery provides new insights into pluripotency and differentiation processes, potentially leading to breakthroughs in regenerative medicine and therapeutic strategies for ALS.

SourceHelmholtz Munich (Helmholtz Zentrum München Deutsches Forschungszentrum für Gesundheit und Umwelt (GmbH))·JournalMolecular Cell·DateMay 2, 2019

Localized efforts to save coral reefs won't be enough, study suggests

A National Science Foundation study suggests that localized pollution controls on coral reefs won't suffice, highlighting the need for a worldwide effort to reduce global warming. The researchers found that combined stressors from temperature, nutrient enrichment and physical damage significantly impacted the coral microbiome.

SourceOregon State University·JournalScientific Reports·DateMay 2, 2019