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Science News Archive 2018 - Page 343


Page 343 of 473

Quantum physicists achieve entanglement record

Researchers have successfully entangled 20 calcium atoms in an ion trap experiment, demonstrating controlled multi-particle entanglement between neighboring groups of particles. The achievement holds significant promise for practical applications such as quantum simulations and information processing.

SourceUniversity of Innsbruck·JournalPhysical Review X·DateApr 13, 2018

Tiny structures -- huge impact

Researchers at Friedrich Schiller University Jena have successfully created tailored surface structures on curved carbon fibers using laser technology, enabling new applications in composite materials and optical devices. The method allows for precise control over the structure's size and shape, opening up possibilities for improving m...

Temperature affects insecticide efficacy against malaria vectors

A study published in Malaria Journal found that ambient temperature impacts the toxicity of commonly used insecticides against malaria vectors. The researchers explored the effect of temperature on pyrethroid and carbamate insecticides, revealing that temperature affects their efficacy differently for resistant and susceptible strains.

Sustained virological response to oral hepatitis C virus treatment associated with reduced mortality in an Italian cohort

A real-world study found that patients with chronic hepatitis C virus infection who achieve a sustained virological response (SVR) after direct-acting antiviral agent (DAA) treatment have lower all-cause mortality. Achieving SVR reduced mortality from both liver-related and unrelated causes at all stages of disease.

Observing biological nanotransporters

Researchers shed light on functional mechanism of ABC exporters, which transport a wide range of molecules out of cells. This understanding could lead to new therapeutic approaches by specifically influencing or inhibiting these processes.

SourceRuhr-University Bochum·JournalJournal of the American Chemical Society·DateApr 13, 2018

Sensor strategy a boon for synthetic biology

Rice University scientists introduce a new technique to fine-tune two-component biological sensors, enabling tailor-made biosensors for diagnostic gut bacteria and environmental pollutant detection. The approach uses phosphatase activity to alter the sensitivity of these pathways, promising a major breakthrough in synthetic biology.

SourceRice University·JournalNature Communications·DateApr 13, 2018

Budesonide add-on therapy improves markers of disease activity but fails to improve histology in patients with primary biliary cholangitis

A study found that budesonide add-on therapy improves biochemical markers of disease activity but fails to improve liver histology in high-risk patients with primary biliary cholangitis. Budesonide was shown to produce clinically meaningful improvements in serum alkaline phosphatase levels.

For racial minority adolescents, cigarette and alcohol use linked to suicidality

A recent study published in the American Journal of Preventive Medicine found that racial minority adolescents have a high prevalence of substance use and are at a higher risk for suicidal thoughts and behaviors. The research team analyzed data from over 20 years of national surveys and found that Pacific Islander, multiracial, and Ame...

SourceUniversity of California - Riverside·JournalAmerican Journal of Preventive Medicine·DateApr 13, 2018

Germany: compensated cirrhosis substantially increases comorbidities and healthcare costs for patients with non-alcoholic fatty liver disease/non-alcoholic steatohepatitis

A study analyzed outcomes and costs for German patients with NAFLD/NASH who developed compensated cirrhosis, finding significant increases in comorbidities, mortality, and healthcare costs. The study highlights the need for new treatment options to improve patient outcomes.

Brief exposure to tiny air pollution particles triggers childhood lung infections

A new study found that brief exposure to fine particulate matter PM2.5 is associated with the development of acute lower respiratory infection (ALRI) in young children, leading to increased doctor visits and hospitalizations. The research suggests that air pollution may impair the body's ability to fight off infections or cause damage ...

SourceAmerican Thoracic Society·JournalAmerican Journal of Respiratory and Critical Care Medicine·DateApr 13, 2018

Brief exposure to tiny air pollution particles triggers childhood lung infections

Research found that acute lower respiratory infection (ALRI) is associated with elevated levels of fine particulate matter PM2.5 in young children, even those as young as two months old. The study, involving over 100,000 patients, suggests that air pollution may impair the immune response and increase susceptibility to infections.

SourceIntermountain Medical Center·JournalAmerican Journal of Respiratory and Critical Care Medicine·DateApr 13, 2018

First global carbon dioxide maps produced by Chinese observation satellite

The Chinese observation satellite TanSat has produced its first global carbon dioxide maps, providing valuable data for future climate change research. The maps show a seasonal decrease in carbon dioxide concentration from spring to summer in the Northern Hemisphere and emission hotspots due to anthropogenic activity.

SourceInstitute of Atmospheric Physics, Chinese Academy of Sciences·JournalAdvances in Atmospheric Sciences·DateApr 13, 2018

Cytoplasmic streaming is involved in the transmission of signals within giant cells in Chara algae

Research by Lobachevsky University and Moscow State University found that cytoplasmic streaming is involved in the transmission of signals within giant cells of Chara algae. The study showed that signal molecules formed in illuminated areas propagated with the moving cytoplasm, affecting photosynthesis and enhancing fluorescence in oth...

SourceLobachevsky University·JournalFunctional Plant Biology·DateApr 13, 2018

For fewer cast-related ailments in dogs, researchers find taller casts a better fit

Researchers at Colorado State University's Veterinary Teaching Hospital found that taller casts distribute pressure evenly over the leg, reducing pressure sores and soft tissue complications. The study suggests that veterinarians should fit dogs with longer casts to minimize secondary injuries and improve healing outcomes.

SourceMorris Animal Foundation·JournalAmerican Journal of Veterinary Research·DateApr 12, 2018