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Science News Archive 2023 - Page 433


Page 433 of 444

Study reveals significant lack of infection-surveillance training in home infusion therapy setting

A recent study published in AJIC found that many home infusion therapy staff receive no formal training on central line-associated bloodstream infection (CLABSI) surveillance. The study identified barriers to training, including lack of learning resources and awareness of professional development opportunities.

SourceAssociation for Professionals in Infection Control·JournalAmerican Journal of Infection Control·TypeSurvey·DateJan 12, 2023

Team streamlines DNA collection, analysis for wildlife conservation

A new DNA-collection approach allows scientists to capture genetic information from wildlife without disturbing the animals. The protocol tested on elephant dung yielded enough DNA to sequence whole genomes not only of the elephants but also of associated microbes, plants, parasites and other organisms.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalFrontiers in Genetics·TypeExperimental study·DateJan 12, 2023

Eavesdropping on the Earth itself

A team of researchers has developed a system that uses fibre-optic cables to detect and measure acoustic signals from the ocean, including whale vocalizations, ship traffic, earthquakes, and distant storms. This technology has the potential to create a global real-time monitoring network for Ocean-Earth sciences.

SourceNorwegian University of Science and Technology·JournalScientific Reports·TypeObservational study·DateJan 12, 2023

New study from Pusan National University explores artificial intelligence in fashion

A new study from Pusan National University explores the use of collaborative artificial intelligence models in fashion design, finding that human designs offer unique originality and creativity. The researchers propose a human-AI collaborative network to produce novel designs, which can also be used as a learning tool for non-experts.

SourcePusan National University·JournalThinking Skills and Creativity·TypeComputational simulation/modeling·DateJan 12, 2023

UCalgary study offers new insight into deadly fungal invasion of the lungs

Researchers discovered that viral infections like SARS-CoV-2 and influenza destroy a natural immunity needed to resist fungal infections. This leads to impaired cooperation between white blood cells, allowing fungi to take root. The study reveals potential repurposing of current therapies to replace damaged antibodies.

SourceUniversity of Calgary·JournalScience Translational Medicine·TypeExperimental study·DateJan 12, 2023

Integrated photonic circuits could help close the 'terahertz gap'

Researchers at EPFL have developed a new thin-film circuit that produces finely tailorable terahertz-frequency waves, enabling precise control over frequency, wavelength, amplitude, and phase. This breakthrough has significant implications for future electronics, telecommunications, spectroscopy, and quantum applications.

SourceEcole Polytechnique Fédérale de Lausanne·JournalNature Communications·TypeExperimental study·DateJan 12, 2023

How sex differences influence lung injury in mice

Researchers have discovered that more than 2,500 genes exhibit significant sex differences in expression in mouse alveolar type II cells, potentially explaining sex biases in lung diseases. These findings suggest that AT2 cells may play a crucial role in sex-biased differences in lung injury and repair.

SourceCell Press·JournalStem Cell Reports·TypeExperimental study·DateJan 12, 2023

Prevalence of vision impairment in older adults

More than one-quarter of U.S. adults aged 71 and older had vision impairment in 2021, according to a nationally representative survey study. The prevalence of vision impairment was associated with factors such as older age, lower education and income, non-white race, and Hispanic ethnicity.

SourceJAMA Network·JournalJAMA Ophthalmology·DateJan 12, 2023

Deep-ultraviolet birefringent hydrogel based on 2D cobalt-doped titanate

Scientists developed a novel birefringent hydrogel that can continuously tune DUV light, expanding optics to the DUV region for applications in data storage and semiconductor processing. The 2D cobalt-doped titanate LC enables large magnetic & optical anisotropy and high transmittance.

Simple blood test shows promise for screening common and dangerous pregnancy complications

Researchers at Ningbo University identified biomarkers in short-chain fatty acids that may indicate three common pregnancy complications: pre-eclampsia, gestational diabetes, and intrahepatic cholestasis. The study found elevated levels of isobutyric acid and other short-chain fatty acids in women with these conditions.

SourceFrontiers·JournalFrontiers in Cellular and Infection Microbiology·TypeObservational study·DateJan 12, 2023

*Free* ExxonMobil’s own global warming projections predicted climate warming, quantitative analysis shows

A new Review analyzed ExxonMobil's internal climate modeling projections, comparing them to academic and government models. The findings suggest that the company accurately foresaw the threat of human-caused global warming, with its projections consistent with subsequent global warming trends.

Scientists improve the equation in FDA guidance predicting drug interactions

Researchers have improved the FDA's equation for predicting drug interactions by addressing fundamental limitations and incorporating new models. The modified equation has shown a significantly increased accuracy of about 80%, which is expected to contribute to increasing the success rate of new drug development.

SourceInstitute for Basic Science·JournalClinical Pharmacology & Therapeutics·TypeComputational simulation/modeling·DateJan 12, 2023

KIMM develops Korea’s first smart intraocular lens technology, capable of early-stage dementia diagnosis

KIMM has developed a smart intraocular lens that can diagnose Alzheimer's disease at its early stages. The lens uses a bioresponsive hydrogel-based sensing module to detect biomarkers, allowing for label-free and real-time detection. This technology has the potential to reduce social costs associated with neurological diseases.

Humidity may be the key to super-lubricity 'switch'

Scientists discover that altering environmental conditions, particularly humidity, can enable the control of super-lubricity in materials. By exposing graphene to water vapor and phenol vapor, researchers found a 25-45 times increase in low friction, paving the way for practical applications in MEMS devices.

SourcePenn State·JournalApplied Materials Today·TypeExperimental study·DateJan 11, 2023

New nanotransporter for drug delivery inside cells

Researchers have successfully developed a new nanotransporter system using liposomes to deliver anticancer drugs inside cells. The study used real cell cultures and combined confocal fluorescence and atomic force microscopy techniques to analyze the interaction between liposomes and the cell membrane.

SourceUniversity of Barcelona·JournalColloids and Surfaces B Biointerfaces·TypeExperimental study·DateJan 11, 2023

Experts tackle racial disparities affecting people with allergic conditions

Racial disparities in atopic dermatitis and food allergy affect people of color, with challenges including comfort level with healthcare providers and access to safe foods. Experts recommend 10 solutions to address these disparities, such as increasing diversity in clinical trials and providing culturally appropriate materials.

SourceAmerican College of Allergy, Asthma, and Immunology·JournalAnnals of Allergy Asthma & Immunology·TypeNews article·DateJan 11, 2023

Scientists reveal the mechanism of temperature-dependent structure evolution during electrocatalyst formation

Scientists reveal phase-transition-temperature-dependent structure evolution process of intermetallic compounds, a crucial step in synthesizing efficient fuel cell electrocatalysts. The research provides a guideline to optimize alloying and ordering processes, leading to improved particle sizes and catalytic activity.

SourceUniversity of Science and Technology of China·JournalNature Communications·DateJan 11, 2023

Pharmacists can start patients on road to recovery from opioid use disorder, study shows

A study shows that pharmacies can offer a safe starting point for patients with opioid use disorder, leading to higher rates of retention in treatment. The pharmacy-based model increases access to buprenorphine, a lifesaving medication, for diverse patient populations and promotes racial and economic equity.

SourceBrown University·JournalNew England Journal of Medicine·TypeRandomized controlled/clinical trial·DateJan 11, 2023