Curated News: PLOS

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16-Apr-2019 10:05 AM EDT
A global database of women scientists is diversifying the face of science
PLOS

Underrepresentation of women scientists in the public sphere perpetuates the stereotype of the white male scientist and fails both to reflect the true diversity of people practicing science today

Released: 18-Apr-2019 10:05 AM EDT
A Social Equation: Engineering Researcher Uses Network Science to Understand How Materials Work
Florida State University

Using network science — part of a larger mathematical field called graph theory — FAMU-FSU Professor of Mechanical Engineering William Oates, former graduate student Peter Woerner and Associate Professor Kunihiko “Sam” Taira mapped long range atomic forces onto an incredibly complex graph to simulate macroscopic material behavior.

11-Apr-2019 9:00 AM EDT
Meet Gobihadros, a New Species of Mongolian Hadrosaur Known From a Virtually Complete Skeleton
PLOS

The complete skeletal remains of a new species of Mongolian dinosaur fill in a gap in the evolution of hadrosaurs, according to a study released April 17, 2019 in the open-access journal PLOS ONE by Khishigjav Tsogtbataaar of the Mongolian Academy of Science, David Evans of the Royal Ontario Museum, and colleagues.

11-Apr-2019 9:00 AM EDT
Increased Screen Time in Preschool Is Linked to Inattention
PLOS

Screen time above a two-hour threshold at five years of age is associated with an increased risk of clinically relevant externalizing problems such as inattention, according to a study published April 17 in the open-access journal PLOS ONE by Piush Mandhane of the University of Alberta, and colleagues.

   
Released: 17-Apr-2019 11:05 AM EDT
Anthropologists Use Ancient Skeletal Collection to Study Anemia and Frailty
University of La Verne

A team of researchers, including a University of La Verne anthropologist, has developed a new methodology for investigating anemia and other diseases after studying a Portuguese skeletal collection dating back to the 19th and 20th centuries.

   
9-Apr-2019 3:05 PM EDT
Oxytocin could help treat alcohol use disorder
PLOS

The neuropeptide oxytocin blocks enhanced drinking in alcohol-dependent rats, according to a study published April 16 in the open-access journal PLOS Biology led by Drs. Tunstall, Koob and Vendruscolo of the National Institutes of Health

   
Released: 10-Apr-2019 12:00 PM EDT
Birds’ surprising sound source
University of Utah

Birds, although they have larynges, use a different organ to sing. Called a syrinx, it’s a uniquely avian feature. Now, a team that brings together physics, biology, computation and engineering finds that the syrinx confers an advantage: by sitting so low in the airway, the syrinx can produce sound with very high efficiency.

Released: 10-Apr-2019 11:10 AM EDT
Gun Control Debate May Prompt Interest in Firearm Ownership
University of North Carolina at Charlotte

Dr. Laura Gunn, an associate professor in the Department of Public Health Sciences, and colleagues found that while violent attacks cause interest in gun control to spike, the rise in gun control debate may lead to increases in searches related to purchasing a gun more than the violent attacks themselves.

Released: 8-Apr-2019 5:05 PM EDT
Most adults dying prematurely of natural causes did not seek medical help, report reveals
University of Texas Health Science Center at Houston

About two-thirds of the adults dying prematurely from natural causes did not seek medical help within the 30 days preceding their death, reported forensic researchers.

Released: 8-Apr-2019 1:05 PM EDT
Relationship benefits can be seen in your eyes
Brigham Young University

Turns out that relationships are the secret to keeping calm and carrying on.

   
Released: 4-Apr-2019 2:05 PM EDT
Microglia, cells thought restricted to central nervous system, are redefined in new study
University of Notre Dame

Scientists at the University of Notre Dame discovered microglia actually squeeze through the spinal boundary, crossing into the peripheral nervous system in response to injury.

   
28-Mar-2019 10:05 AM EDT
Sunscreen application has better face coverage than SPF moisturizers
PLOS

Application of sun protection factor (SPF) moisturizers tends to miss more of the face, especially around the eyelid regions, compared with sunscreen application, according to a study published April 3 in the open-access journal PLOS ONE by Kevin Hamill of the University of Liverpool, and colleagues.

Released: 2-Apr-2019 11:05 AM EDT
Researchers identify a new genetic variant linked to arsenic metabolism and toxicity
University of Chicago Medical Center

A UChicago-based team working with collaborators in Bangladesh identified a new genetic variant linked to arsenic metabolism and toxicity.

25-Mar-2019 5:00 AM EDT
A Billion People Will Be Newly Exposed to Diseases Like Dengue Fever as World Temperatures Rise
Georgetown University Medical Center

As many as a billion people could be newly exposed to disease-carrying mosquitoes by the end of the century because of global warming, says a new study that examines temperature changes on a monthly basis across the world.

Released: 27-Mar-2019 4:55 PM EDT
Social Media Has Remarkably Small Impact on Americans’ Beliefs
Ohio State University

Social media had only a small influence on how much people believed falsehoods about candidates and issues in the last two presidential elections, a pair of new national studies found.

Released: 27-Mar-2019 2:00 PM EDT
UNH Researchers Advance Effort to Manage Parasitic Roundworms with Patent-Pending Discovery
University of New Hampshire

Roundworms that feed on plants cause approximately $100 billion in annual global crop damage. Now researchers at the University of New Hampshire have made a patent-pending discovery that certain enzymes in roundworms, called nematodes, behave differently than the same enzymes in humans, with amino acids potentially playing a key role.

20-Mar-2019 3:30 PM EDT
Laborer, Doorkeeper, or Future Queen: Division of labor in turtle ants is reflected in neurobiology
PLOS

The neurobiology of turtle ants differs significantly according to their specialized role within the colony, according to a study published March 27, 2019 in the open-access journal PLOS ONE by Darcy Greer Gordon from Boston University, USA, and colleagues.

Released: 25-Mar-2019 11:10 AM EDT
Study: Privacy Concerns Keep Men from HIV Testing, Treatment
Johns Hopkins Bloomberg School of Public Health

Privacy concerns linked to both health facilities and providers are major barriers to increasing the number of men who are tested and treated for HIV in Cote d’Ivoire, suggests new Johns Hopkins Center for Communication Programs (CCP) research. CCP is based at the Johns Hopkins Bloomberg School of Public Health.

12-Mar-2019 11:05 AM EDT
Two-step path to shrinking worker bee gonads
PLOS

The dramatic difference in gonad size between honey bee queens and their female workers in response to their distinct diets requires the switching on of a specific genetic program, according to a new study publishing March 21 in the open-access journal PLOS Biology by Annika Roth and Martin Beye of Heinrich-Heine University in Dusseldorf and colleagues. The finding is likely to allow more detailed analysis of the interplay of genes and nutrition that drive caste dimorphism in honey bees.

14-Mar-2019 10:05 AM EDT
“First Large-Scale Study” Illuminates Artist Diversity in U.S. Museums
PLOS

Eighty-five percent of artists whose work is found in collections of major U.S. museums are white, and 87 percent are male, according to new research by Chad Topaz of Williams College, MA, and colleagues.

14-Mar-2019 10:15 AM EDT
Predicted deforestation in Brazil could lead to local surface temperature increase of up to 1.45°C by 2050
PLOS

A new model quantifies how forest change affects local surface temperatures by altering sunlight-reflection and evapotranspiration properties, and predicts that Brazilian deforestation could result in a 1.45°C increase by 2050, in a study published March 20, 2019 in the open-access journal PLOS ONE by Jayme A. Prevedello from the Rio de Janeiro State University, Brazil, and colleagues.

14-Mar-2019 10:15 AM EDT
New short-tailed whip scorpion species discovered in Amazon
PLOS

A new species of Surazomus, which belongs to the class Arachnida and the order Schizomida, has been discovered in the eastern Amazon, according to a study published March 20 in the open-access journal PLOS ONE by Gustavo Ruiz and Roberta Valente of the Universidade Federal do Pará in Brazil.

Released: 19-Mar-2019 4:50 PM EDT
Are There Zika Reservoirs in the Americas?
Washington University in St. Louis

Most emerging infectious diseases affecting people are zoonotic — they make the jump from other animals to humans. Transmission, however, is a two-way street. These zoonotic diseases can also jump from humans to other animals. Even if a disease is eradicated in humans, it can live on in animals that act as reservoirs, ensuring that the risk of human infection is never entirely eradicated.

13-Mar-2019 10:35 AM EDT
Healthy food prescriptions could save lives and money
PLOS

ealthy food prescriptions through Medicare and Medicaid could generate substantial health gains and be highly cost-effective, according to a study published March 19 in the open-access journal PLOS Medicine by Yujin Lee and Dariush Mozaffarian of the Friedman School of Nutrition Science and Policy at Tufts University, Massachusetts, United States and colleagues.

13-Mar-2019 3:50 PM EDT
Prescribing Healthy Food in Medicare/Medicaid Is Cost Effective, Could Improve Health Outcomes
Tufts University

A new study led by researchers from Tufts and Harvard modeled the health and economic effects of healthy food prescriptions in Medicare and Medicaid, finding that offsetting the cost of healthy food through insurance could improve health outcomes and be highly cost effective after five years.

Released: 18-Mar-2019 9:05 PM EDT
Seeing through a Robot’s Eyes Helps Those with Profound Motor Impairments
Georgia Institute of Technology

An interface system that uses augmented reality technology could help individuals with profound motor impairments operate a humanoid robot to feed themselves and perform routine personal care tasks such as scratching an itch and applying skin lotion. The web-based interface displays a “robot’s eye view” of surroundings to help users interact with the world through the machine.

Released: 18-Mar-2019 2:05 PM EDT
Bromethalin is poisoning the parrots of Telegraph Hill
University of Georgia

Bromethalin, a common rat poison, is the agent responsible for a neurological disease that has sickened or killed birds from a popular flock of naturalized parrots that reside primarily in the Telegraph Hill area in north San Francisco, according to a new study led by the University of Georgia Infectious Diseases Laboratory and funded by Mickaboo Companion Bird Rescue.

Released: 14-Mar-2019 3:05 PM EDT
Narwhals spend at least half their time diving for food, but can fast for several days after meal
PLOS

Narwhals - enigmatic arctic whales known for their sword-like tusk – spend over half their time diving to find food but are also able to last up to three days without a meal, according to a study by Manh Cuong Ngô and colleagues from the University of Copenhagen in Denmark, published in PLOS Computational Biology.

7-Mar-2019 11:20 AM EST
Protected areas could help large herbivores bounce back after war
PLOS

Large herbivore populations can substantially recover after war-induced declines, given that protected area management is provided, according to a study published March 13 in the open-access journal PLOS ONE by Marc Stalmans of Gorongosa National Park in Mozambique, and colleagues. But the community structure may take longer to restore, as the rate of recovery varies for different populations.

7-Mar-2019 11:05 AM EST
Tracking urban gentrification, one building at a time
PLOS

A new deep-mapping computer model can detect visual changes to individual properties, allowing researchers to more-rapidly track gentrification within neighborhoods and cities, according to a study published March 13, 2019 in the open-access journal PLOS ONE by Lazar Ilic, Michael Sawada, and Amaury Zarzelli of the University of Ottawa, Canada.

Released: 13-Mar-2019 12:05 PM EDT
Campaign to Change Social Norms around FGM in Africa Shows Promise
George Washington University

W. Douglas Evans, PhD, a professor of prevention and community health at the George Washington University Milken Institute School of Public Health and his colleagues studied the Saleema Initiative in Sudan, a public health campaign to raise awareness of the harm caused by FGM and to change the way the public thinks about this practice.

5-Mar-2019 10:40 AM EST
Mapping the Effects of Guns, Snares and Bulldozers on Biodiversity
PLOS

New research publishing March 12 in the open-access journal PLOS Biology reveals that human threats – like hunting and land clearing – are extensive across thousands of species’ habitats, severely limiting the area they can survive in.

5-Mar-2019 10:45 AM EST
Amorous Planthopper Bugs Shake Their Abdomen to Attract Mates Using Elastic “Snapping Organ” to Communicate
PLOS

Planthopper bugs may be small, but they attract mates from afar by sending vibrational calls along plant stems and leaves using fast, rhythmic motions of their abdomen. In a new study publishing March 12 in the open-access journal PLOS Biology, researchers at the University of Oxford show how a newly-discovered “snapping organ” enables courting bugs of both sexes to produce this shaking motion through a combination of muscle action and elastic recoil.

11-Mar-2019 12:05 PM EDT
New Study Shows Global Map of Wildlife “Cool-Spots” Where Wildlife Thrives, and “Hot-Spots” Where Species are Imperiled
Wildlife Conservation Society

A new study maps the last vestiges of wild places where the world’s threatened species can take refuge from the ravages of unregulated hunting, land clearing, and other industrial activities.

Released: 7-Mar-2019 2:05 PM EST
The power of one country to influence treaty ratification
Ohio State University

New research shows just how powerful the United States’ and other countries’ influence can be on persuading other nations to ratify international treaties.

   
Released: 6-Mar-2019 3:05 PM EST
Tulane Professor’s Work at “Unthinkable Sacrifice” Site Published in Major Journal
Tulane University

A Tulane University professor’s research into the world’s largest mass sacrifice of children and llamas in northern Peru is being published in one of the world’s top scientific journals.

Released: 5-Mar-2019 2:05 PM EST
Introverts Perform Nearly As Well in Social Settings As Extroverts Do, According to Study by Johns Hopkins Carey Business School Researcher
Johns Hopkins University Carey Business School

A new study by Johns Hopkins Carey Business School researcher Erik Helzer found Introverts’ expectations of social interactions are more pessimistic than what they ultimately experience.

4-Mar-2019 10:55 AM EST
Global Analysis of Billions of Wikipedia Searches Reveals Treasure Trove of Biodiversity Secret
PLOS

An international team of researchers from the University of Oxford, the University of Birmingham and Ben-Gurion University of the Negev have found that the way in which people use the internet is closely tied to patterns and rhythms in the natural world.

Released: 1-Mar-2019 5:05 PM EST
Assessing riverside corridors — the "escape routes" for animals under climate change — in the Northwest
University of Washington

Lands surrounding rivers and streams offer natural migration routes that will take on a new importance as temperatures rise. A new, open-access study pinpoints which riverside routes will be the most important for animals trying to navigate a changing climate.

Released: 28-Feb-2019 2:30 PM EST
Researchers Use Health Data Tools to Rapidly Detect Sepsis in Sick Newborns
Children's Hospital of Philadelphia

Automated programs can identify which sick infants in a neonatal intensive care unit have sepsis hours before clinicians recognize the life-threatening condition. A study team tested machine-learning models in a NICU population, drawing only on routinely collected data available in electronic health records.

27-Feb-2019 3:50 PM EST
Hundreds of Children and Llamas Were Sacrificed in a Single Ritual Event in 15th Century Peru
PLOS

The largest sacrifice of its kind known from the Americas was associated with heavy rainfall and flooding

21-Feb-2019 12:05 PM EST
Mother’s Behavioral Corrections Tune Infant’s Brain to Angry Tone
PLOS

The same brain network that adults use when they hear angry vocalizations is at work in infants as young as six months old, an effect that is strongest in infants whose mothers spend the most time controlling their behavior, according to a new study in the open-access journal PLOS ONE by Chen Zhao of the University of Manchester, UK, and colleagues.

21-Feb-2019 12:10 PM EST
A rare assemblage of sharks and rays from nearshore environments of Eocene Madagascar
PLOS

Eocene-aged sediments of Madagascar contain a previously unknown fauna of sharks and rays, according to a study released February 27, 2019 in the open-access journal PLOS ONE by Karen Samonds of Northern Illinois University and colleagues. This newly-described fauna is the first report of sharks and rays of this age in Madagascar.

21-Feb-2019 1:05 PM EST
3500 Years of Shellfish Farming by Indigenous Peoples on the Northwest Coast of North America
PLOS

The Indigenous Peoples of British Columbia have been harvesting shellfish from specially-constructed clam gardens for at least 3500 years, according to a study released February 27, 2019 in the open-access journal PLOS ONE

Released: 27-Feb-2019 5:05 AM EST
New Biological Detection System Can Provide Faster, Less Expensive Results for Veterinarians
Lawrence Livermore National Laboratory

Veterinarians and agricultural inspectors who seek to detect and contain the spread of animal diseases can now turn to a newer, faster and less expensive biological detection system.

22-Feb-2019 11:05 AM EST
Lowering lactose and carbs in milk does not help severely malnourished children
PLOS

Treating hospitalized, severely malnourished children with a lactose-free, reduced-carbohydrate milk formula does not improve clinical outcomes, according to a study published February 26 in the open-access journal PLOS Medicine by Robert Bandsma of the Hospital for Sick Children in Toronto, Canada, James Berkley of the KEMRI/Wellcome Trust Research Programme in Kilifi, Kenya, and colleagues.

13-Feb-2019 8:30 AM EST
How bird feather patterns form
PLOS

Feathers evolved in dinosaurs and are a key characteristic of birds today. They are arranged in a precise hexagonal pattern in a bird’s skin, but it has been unclear how this happens.

15-Feb-2019 10:05 AM EST
Study looks at seasonal and geographic trends in syphilis
PLOS

Much of the public health impact of syphilis revolves around its impact on fetuses and neonates through the mother-to-child transmission of the disease. Researchers reporting in PLOS Neglected Tropical Diseases have now analyzed temporal and demographic patterns in gestational syphilis (GS) and mother-to-child-transmission (MTCT) of syphilis.

13-Feb-2019 12:50 PM EST
Zebra Stripes Are Not Good Landing Strips
PLOS

The stripes of a zebra deter horse flies from landing on them, according to a new study published February 20, 2019 in the open-access journal PLOS One by Tim Caro of the University of California Davis, Martin How of the University of Bristol, and colleagues.

Released: 15-Feb-2019 9:00 AM EST
Weight Cycling Does Not Adversely Affect Cardiovascular Outcomes in Women with Suspected Myocardial Ischemia
University of Alabama at Birmingham

Study suggests that weight loss, even if associated with intermittent weight gain, is worthwhile in that there appears to be no harm and possible benefit in terms of cardiovascular outcomes.



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