Add BrightSurf on Google Email

Science News Archive 2024 - Page 318


Page 318 of 484

Exercise, new drug class recommended for management of hypertrophic cardiomyopathy

The American College of Cardiology and American Heart Association have released a new clinical guideline for effectively managing individuals diagnosed with hypertrophic cardiomyopathy. The guideline recommends exercise as part of a healthy lifestyle, including low-to-moderate intensity recreational activities, while also introducing a...

SourceAmerican College of Cardiology·JournalJournal of the American College of Cardiology·DateMay 8, 2024

Marine bacteria team up to produce a vital vitamin

Researchers discovered that two species of marine bacteria work together to produce vitamin B12, essential for metabolism and survival of many marine organisms. The bacteria release building blocks into the water, which are then combined to form the vitamin through a complex process involving viral infection.

SourceUniversity of Oldenburg·JournalNature·TypeExperimental study·DateMay 8, 2024

New guidelines for depression care emphasize patient-centred approach

The updated guidelines cover eight primary topic areas, including assessment, diagnosis, treatment selection, and strategies to prevent recurrence. The recommendations are organized by lines of treatment based on the level of evidence supporting each therapy, with an emphasis on safety, tolerability, and feasibility.

SourceUniversity of British Columbia·JournalThe Canadian Journal of Psychiatry·TypeSystematic review·DateMay 8, 2024

‘Mathematical microscope’ reveals novel, energy-efficient mechanism of working memory that works even during sleep

Researchers at UCLA Health discovered a novel, energy-efficient mechanism of working memory that reduces metabolic cost even during sleep. The discovery is published in Nature Communications and may provide an early diagnostic for Alzheimer's disease and related dementia.

SourceUniversity of California - Los Angeles Health Sciences·JournalNature Communications·TypeComputational simulation/modeling·DateMay 8, 2024

A third Covid vaccine dose improves defence for some clinically extremely vulnerable patients

A third Covid vaccine dose has been shown to improve defensive antibody responses in some clinically extremely vulnerable patients. The trial found that 90% of patients who received a booster dose developed significant antibodies, but more than half of those with low initial responses saw no improvement.

SourceUniversity of Birmingham·JournalThe Lancet Rheumatology·TypeRandomized controlled/clinical trial·DateMay 8, 2024

SARS-CoV-2 and type 1 diabetes in children: new study aims to explore the relationship

A new study aims to investigate whether vaccination against SARS-CoV-2 can protect children at increased genetic risk of developing type 1 diabetes. The AVAnT1A Study, the largest intervention study to date, examines the relationship between viral infections and early childhood development.

Addition of radix salviae decoction for a short period does not significantly change coronary stenosis and restenosis after percutaneous coronary intervention

A clinical trial found that adding Radix Salviae decoction to conventional treatment did not change coronary stenosis and restenosis rates after percutaneous coronary intervention. The diagnosis of MI/angina, average stent length, and ALT levels were associated with neostenosis occurrence.

SourceXia & He Publishing Inc.·JournalJournal of Exploratory Research in Pharmacology·DateMay 8, 2024

Hyperspectral dark-field microscopy for rapid and accurate identification of cancerous tissues

Researchers have developed a new imaging technique that rapidly and accurately identifies cancerous tissues in breast samples. The method uses machine learning algorithms trained on hyperspectral dark-field microscopy data to pinpoint regions of invasive ductal carcinoma and invasive mucinous carcinoma.

SourceSPIE--International Society for Optics and Photonics·JournalJournal of Biomedical Optics·DateMay 8, 2024

The spread of misinformation varies by topic and by country in Europe

A study published in PLOS ONE found that people in Europe primarily consume trustworthy news, but a small percentage rely on questionable sources. The ratio of questionable news to reliable news consumption differs between countries, highlighting the need for context-specific approaches to fighting misinformation.

SourcePLOS·JournalPLOS ONE·TypeObservational study·DateMay 8, 2024

Researchers say future is bright for treating substance abuse through mobile health technologies

Researchers at the University of Oklahoma are developing evidence-based mobile health interventions to treat substance use disorders. By leveraging smartphones, they aim to create highly tailored interventions delivered at the right time for individuals, reducing stigma and improving treatment outcomes.

SourceUniversity of Oklahoma·JournalAnnual Review of Clinical Psychology·TypeLiterature review·DateMay 8, 2024

Study led by ORNL informs climate resilience strategies in urban, rural areas

A new study led by ORNL provides valuable insights into vegetation resilience in response to extreme heat events, informing pathways for climate mitigation. The analysis found that impervious surfaces, moisture conditions, and type of land cover affect vegetation resilience, with preservation and enhancement of vegetation contributing ...

SourceDOE/Oak Ridge National Laboratory·JournalPNAS Nexus·TypeData/statistical analysis·DateMay 8, 2024

Teens who view their homes as more chaotic than their siblings have poorer mental health in adulthood

A new study reveals that teenagers who perceive their households as more unstructured and disorganized than their siblings develop more mental health problems in early adulthood. The findings suggest that psychologists could develop interventions to modify adolescents' perceptions of their home environments.

SourceAssociation for Psychological Science·JournalPsychological Science·TypeExperimental study·DateMay 8, 2024

Using health records to predict patients’ risk of falling

Researchers developed a falls prediction model called eFalls that uses primary care electronic health record data to predict patients' risk of falling within the next 12 months. The tool has been shown promising results in testing and could help identify people at risk who can benefit from specialist assessments and interventions.

SourceUniversity of Leeds·JournalAge and Ageing·TypeComputational simulation/modeling·DateMay 8, 2024

Generative AI that imitates human motion

The new approach combines central pattern generators (CPGs) with deep reinforcement learning (DRL), generating human-like movements for walking, running, and adapting to frequencies where motion data is absent. This breakthrough sets a new benchmark in robotics, offering unprecedented environmental adaptation capability.

SourceTohoku University·JournalIEEE Robotics and Automation Letters·DateMay 8, 2024

An AI leap into chemical synthesis

Researchers developed ChemCrow, an AI-powered tool that integrates expertly designed software tools to autonomously perform chemical synthesis tasks. The system enables plan-and-execute approach with reduced hallucinations and practical application, accelerating research and development in pharmaceuticals and materials science.

SourceEcole Polytechnique Fédérale de Lausanne·JournalNature Machine Intelligence·DateMay 8, 2024

Disorder improves battery life

A team of international researchers, led by TU Delft, found that introducing chemical short-range disorder into layered oxide materials used as cathode materials can significantly improve the stability and performance of lithium-ion batteries. This improvement results in a longer cycle life and shorter charging times for well-establish...

SourceDelft University of Technology·JournalNature·TypeRandomized controlled/clinical trial·DateMay 8, 2024

Decoding the complex genetic network of antimicrobial resistance in Campylobacter jejuni using advanced gene network analysis

Researchers used advanced gene network analysis to decode Campylobacter jejuni's complex genetic network and understand its role in antimicrobial resistance. The study identified hub genes and functional relationships that could serve as potential drug targets for combating antibiotic-resistant C. jejuni infections.

SourceXia & He Publishing Inc.·JournalGene Expression·DateMay 8, 2024

Study shows heightened sensitivity to PTSD in autism

A recent study has revealed that individuals with autism spectrum disorder (ASD) are more susceptible to post-traumatic stress disorder (PTSD) due to an overactivation of the prefrontal cortex. The researchers found that core autism traits worsen when traumatic memories are formed, highlighting a potential predisposition to PTSD in ASD.

SourceUniversity of Queensland·JournaliScience·TypeExperimental study·DateMay 8, 2024

Wildfire risk management in the era of climate change

Recent deadly wildfires in Greece and Hawaii highlighted the need for improved wildfire risk management. The authors propose a long-term strategy integrating forest land management with fire prevention and mitigation measures, including retrofitting buildings and limiting development in the wildland-urban interface.

SourcePNAS Nexus·JournalPNAS Nexus·DateMay 7, 2024

Two new studies led by Lewis Katz School of Medicine’s Dr. Jessica Beard more closely examine how reports of community firearm violence are framed on local television news in Philadelphia

New studies published in Preventive Medicine Reports and BMC Public Health found that segments about community firearm violence on local television news are often demographically and geographically unrepresentative. They also frequently contain harmful elements, such as blame of victims or reinforcement of racist stereotypes, which can...

SourceTemple University Health System·JournalPreventive Medicine Reports·DateMay 7, 2024

GIST researchers develop nanotechnology for creating wafer-scale nanoparticle monolayers in seconds

Researchers at Gwangju Institute of Science and Technology develop a new nanotechnology method that enables the creation of uniform, wafer-scale nanoparticle assemblies in just seconds. The 'mussel-inspired' technique accelerates assembly by introducing excess protons to increase electrostatic attraction.

SourceGIST (Gwangju Institute of Science and Technology)·JournalAdvanced Materials·TypeExperimental study·DateMay 7, 2024

60% of women with disabilities view cannabis as a ‘harmless’ drug

A study published in Cannabis and Cannabinoid Research found that approximately 60% of women with disabilities perceive no risk associated with weekly cannabis use. Women with disabilities are more likely to view cannabis as harmless than those without disabilities, highlighting the need for effective screening and dissuasion strategies.

SourceFlorida Atlantic University·JournalCannabis and Cannabinoid Research·TypeData/statistical analysis·DateMay 7, 2024

USF research: Stars outweigh numbers in online review ratings battle

A study by the University of South Florida found that consumers perceive a 3.5-rated product as higher and better when the score is illustrated in shapes like stars, circles, and bars, versus numbers. This phenomenon, known as left-digit anchoring, affects consumer behavior in online marketplaces. Researchers recommend using visual rat...

SourceUniversity of South Florida·JournalJournal of Marketing Research·TypeExperimental study·DateMay 7, 2024

Aquatic weed among ‘world’s worst’ expands in Northeastern US

A new subspecies of northern hydrilla has been discovered outside the Connecticut River, spreading rapidly across five additional waterbodies in Connecticut and one in Massachusetts. The invasive aquatic weed hinders recreational activities, forms dense canopies, and has the potential to displace native species.

SourceCambridge University Press·JournalInvasive Plant Science and Management·TypeExperimental study·DateMay 7, 2024

Educational research should pinpoint anti-Black aggressions to build better policy, scholar writes

A University of Kansas scholar proposes examining anti-Black aggressions in educational research to better understand the unique experiences of Black students. This approach would allow researchers to honor the original spirit of microaggression theory and ask direct questions about the Black experience in American education.

SourceUniversity of Kansas·JournalTeachers College Record The Voice of Scholarship in Education·TypeCommentary/editorial·DateMay 7, 2024