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Science News Archive 2023 - Page 422


Page 422 of 444

Despite benefits, use of clinical decision support systems is curbed by workload challenges

French researchers found that human and organizational factors negatively impact clinical decision support system use, whereas technological factors have a neutral effect. Despite benefits, PCPs report decreased efficiency due to increased workload, highlighting the need for developers to address these issues.

SourceAmerican Academy of Family Physicians·JournalThe Annals of Family Medicine·DateJan 23, 2023

Understanding of point defect mechanism boosts photovoltaic performance of antimony selenosulfide

Researchers from the University of Science and Technology of China revealed the point defect mechanism in antimony selenosulfide, leading to improved photovoltaic performance. The study used O-DLTS to detect defects driven by temperature and showed the formation and evolution of point defects through annealing.

SourceUniversity of Science and Technology of China·JournalAdvanced Materials·DateJan 22, 2023

Highly transparent electrodes for deep-UV light emitting diode applications

Scientists from Tokyo Metropolitan University have developed a new electrode material for deep-ultraviolet light-emitting diode applications, combining excellent electrical conductivity with unprecedented transparency. The new electrodes promise to impact industry by enabling more efficient and compact light sources for sterilization p...

SourceTokyo Metropolitan University·JournalChemistry of Materials·DateJan 21, 2023

Testing their mettle: How bacteria in deep-sea vents deal with toxic metal environments

A new study identifies how bacteria in deep-sea hydrothermal vents survive and thrive in the presence of toxic metals like copper and cadmium. Bacteria use transporter proteins to pump out these metals, but also employ more complex strategies, such as flagella formation and granule growth, to detoxify cadmium.

SourceOkinawa Institute of Science and Technology (OIST) Graduate University·JournalEnvironmental Microbiology·TypeExperimental study·DateJan 21, 2023

Exotic water ice contributes to understanding of magnetic anomalies on Neptune and Uranus

Researchers used density functional theory to investigate the mechanical properties of superionic ice XVIII, which is thought to make up a large part of Neptune and Uranus. The study found that dislocations in the crystal lattice produce shear, leading to macroscopic deformations and potentially influencing the planets' magnetic fields.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalProceedings of the National Academy of Sciences·DateJan 20, 2023

Researchers find that traded species have distinctive life histories with extended reproductive lifecycles

A new study reveals that vertebrate species involved in the live wildlife trade exhibit distinctive life history traits, including large numbers of offspring across long reproductive lifespans. This profile is likely financially advantageous for trades involving captive breeding, but also increases the risk of species becoming problema...

SourceDurham University·JournalNature Communications·DateJan 20, 2023

Beans IN toast could revolutionise British diet

Researchers at the University of Reading are working on a £2 million project to increase UK-grown faba beans in bread, improving nutritional quality and sustainability. The 'Raising the Pulse' project aims to encourage farmers to switch wheat-producing land to faba bean for human consumption.

SourceUniversity of Reading·JournalNutrition Bulletin·DateJan 20, 2023

Suicide risk among individuals diagnosed with cancer

Researchers identified geographic, racial and ethnic, socioeconomic, and clinical characteristics as key contributors to the elevated suicide risk among cancer patients. Timely symptom management and targeted psychosocial interventions are crucial for preventing suicide in individuals diagnosed with cancer.

SourceJAMA Network·JournalJAMA Network Open·DateJan 20, 2023

Female and male hearts respond differently to stress hormone in mouse study

Researchers discovered that female and male mouse hearts react uniformly at first to noradrenaline but exhibit differences in recovery time, affecting electrical activity. These findings may contribute to arrhythmia susceptibility between men and women, offering new insights into sex-based responses to stress hormones.

SourceUniversity of California - Davis Health·JournalScience Advances·TypeExperimental study·DateJan 20, 2023

A 4-drug chemotherapy regimen improves survival in stage 4 pancreas cancer

A Phase 3 clinical trial has shown that a four-drug chemotherapy regimen significantly increases overall survival and progression-free survival in patients with stage 4 pancreatic ductal adenocarcinoma. The study's results suggest that this more aggressive treatment approach may be considered for eligible patients.

SourceUniversity of California - Los Angeles Health Sciences·TypeRandomized controlled/clinical trial·DateJan 20, 2023

New hope for treatment of rare metabolic disease

A controlled clinical trial has shown that the new drug leriglitazone can prevent neurodegeneration and brain inflammation in patients with X-linked adrenoleukodystrophy. The study found improvements in neurological conditions such as balance disorders, which had a positive impact on quality of life.

SourceUniversität Leipzig·JournalThe Lancet Neurology·TypeRandomized controlled/clinical trial·DateJan 20, 2023

Aston University creates world first computational reconstruction of a virus in its biological entirety

Researchers at Aston University have created the world's first computer reconstruction of a virus, including its complete native genome. This breakthrough could lead to the development of targeted treatments to kill bacteria that are dangerous to humans, reducing the threat of antibiotic resistance.

SourceAston University·JournalFaraday Discussions·TypeComputational simulation/modeling·DateJan 20, 2023

CityU neuroscientists identify a small molecule that restores visual function after optic nerve injury

A research team led by Dr. Eddie Ma Chi-him identified a therapeutic small molecule M1 that increases mitochondrial dynamics and sustains long-distance axon regeneration, restoring visual functions in mice. Regenerated axons elicited neural activities and survived for four weeks after optic nerve injury.

SourceCity University of Hong Kong·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateJan 20, 2023

Mixture of crops provide ecological benefits for agricultural landscapes

A study by researchers at the University of Göttingen investigated the effect of mixing wheat and faba beans on pollinating insects. They found that areas with mixed crops were visited equally often by foraging bees as those with single crops. The findings suggest that this mixture may counteract pollinator decline.

SourceUniversity of Göttingen·JournalAgriculture Ecosystems & Environment·TypeExperimental study·DateJan 20, 2023

KRAS mutation promotes tumor evasion of innate immune surveillance in lung cancer

A novel KRAS mutation promotes tumor evasion from innate immune surveillance by activating CD47, leading to decreased phagocytosis of cancer cells. Disruption of the KRAS-CD47 signaling axis with siRNA or inhibitors restores innate immune surveillance and enhances macrophage phagocytic capacity.

SourceNanjing University School of Life Sciences·JournalJournal of Clinical Investigation·TypeExperimental study·DateJan 20, 2023

UCalgary and WHO researchers find hybrid immunity is the best protection against COVID-19

Researchers from UCalgary and the World Health Organization found that people with hybrid immunity have the highest level of protection against severe illness and reinfection, offering a key finding for public policy makers. The study suggests vaccination should be prioritized even among those who have had COVID-19.

SourceUniversity of Calgary·JournalThe Lancet Infectious Diseases·TypeMeta-analysis·DateJan 20, 2023

Scientists create computer simulation based on digital microbes

Researchers at University of Galway have created a digital microbe database, AGORA2, which enables computer simulations of how drug treatments work and how patients respond. The resource offers personalized predictions of differences in metabolism between individuals for diseases such as Parkinson’s and colorectal cancer.

SourceUniversity of Galway·JournalNature Biotechnology·TypeData/statistical analysis·DateJan 20, 2023

Discovery of cancer-associated fibroblast origin gives new direction for pancreatic cancer

Researchers at MUSC Hollings Cancer Center discovered the cellular origin of normal pancreatic fibroblasts and cancer-associated fibroblasts, which play a key role in tumor progression. The findings suggest that targeting cancer-associated fibroblasts holds exciting potential for therapeutic benefits.

SourceMedical University of South Carolina·JournalNature Communications·TypeExperimental study·DateJan 20, 2023

Critical impacts of interfacial water on C–H activation in photocatalytic methane conversion

Researchers discovered that interfacial water promotes non-thermal C-H activation by abstracting hydrogen from methane, improving conversion rates dramatically. This work provides a fundamental basis for designing non-thermal catalytic systems for sustainable methane utilization under ambient conditions.

SourceNational Institutes of Natural Sciences·JournalCommunications Chemistry·TypeExperimental study·DateJan 20, 2023

Citizen Science: From the cosmos to the classroom

Citizen science project EEE enables students to collect and analyze data on cosmic rays, producing secondary particles that can be detected on Earth. The network of 60 detectors across Italy allows for correlations between events hundreds of kilometers apart.

SourceSpringer·JournalThe European Physical Journal Plus·DateJan 20, 2023

Getting under your skin for better health

Biomedical engineers at the University of Cincinnati are investigating the potential of interstitial fluid for early disease diagnosis and long-term health monitoring. The study proposes sampling interstitial fluid just under the skin using tiny microneedles, offering a more accessible and less painful alternative to blood testing.

SourceUniversity of Cincinnati·JournalNature Biomedical Engineering·TypeLiterature review·DateJan 20, 2023

Getting kids back to school sooner after a concussion can mean a faster recovery – new study

A new study published in JAMA Network Open suggests that an early return to school is associated with better outcomes for children who have suffered a concussion. The study found that children who returned to school within two days of their injury had lower symptom burdens and faster recoveries compared to those who stayed home longer.

Soil organisms are essential for the maintenance of city parks and gardens

A recent study by CSIC reveals that soil biodiversity is essential for the maintenance of urban greenspaces, supporting various ecosystem functions such as carbon sequestration and water regulation. The study highlights the importance of invertebrates and microbes in these ecosystems, emphasizing their role in maintaining soil health.

SourceSpanish National Research Council (CSIC)·JournalNature Ecology & Evolution·DateJan 20, 2023

Incorporation of water molecules into layered materials impacts ion storage capability

Researchers have used a technique called QCM-D to observe the interplay between hydration structures and ion configurations in layered materials. The study found that the hydration structure plays a crucial role in determining the material's ion-storage capacity, with flexible layers helping to stabilize the structure.

SourceShinshu University·JournalNature Communications·TypeExperimental study·DateJan 20, 2023

Across the US, white neighborhoods have more greenery, fewer dilapidated buildings, fewer multi-family homes

A nationwide study using Google Street View images found that predominantly White neighborhoods had better neighborhood conditions associated with good health, such as fewer neglected buildings and more greenery. In contrast, neighborhoods with residents who were primarily Black or of other minority races had fewer green spaces and mor...

SourceBoston University School of Public Health·JournalJAMA Network Open·TypeObservational study·DateJan 20, 2023

Mount Sinai researchers discover novel mechanism for MRSA virulence

The study reveals that repeated mutations in the sarZ gene lead to increased severity of MRSA blood stream infections, and that surface protein ClfB plays a critical role in pathogenesis. The findings provide insights into the factors contributing to MRSA virulence and may help uncover new treatment approaches.

SourceThe Mount Sinai Hospital / Mount Sinai School of Medicine·JournalCell Host & Microbe·TypeExperimental study·DateJan 20, 2023

Forests face fierce threats from multiple industries, not just agricultural expansion

The article highlights that forests are not just threatened by agricultural expansion, but also by the consumption of non-agricultural products and international trade. Intact forests play a crucial role in regulating climate and biodiversity, and their loss can have significant indirect impacts on carbon emissions and biodiversity loss.

SourceCell Press·JournalOne Earth·TypeComputational simulation/modeling·DateJan 20, 2023