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Science News Archive 2024 - Page 296


Page 296 of 484

Continuing study: Tel Aviv University researchers identify the pathogen causing sea urchin mass mortalities in the Red Sea; The epidemic has spread to the Indian Ocean possess an eminent threat to coral reefs

A deadly epidemic discovered last year in the Red Sea has spread to the Indian Ocean, annihilating most sea urchin populations and threatening coral reef stability. The researchers identified a scuticociliate parasite as the cause of the mass mortality.

SourceTel-Aviv University·JournalCurrent Biology·DateMay 23, 2024

Developing novel methods to detect antibiotics in vegetables and earthworms

The IBeA research group has developed two analytical methods to detect very low concentrations of antimicrobials in vegetables and earthworms. These methods enable the simultaneous determination of a wide range of antimicrobial drugs and their transformation products, revealing data on antimicrobial contamination in the Basque Country.

SourceUniversity of the Basque Country·JournalFood Chemistry·TypeExperimental study·DateMay 23, 2024

Research spotlight: AI enabled body composition analysis predicts outcomes for patients with lung cancer treated with immunotherapy

A recent study uses AI to analyze body composition in patients with lung cancer treated with immunotherapy, finding that changes in muscle mass and fat quality are important indicators of outcomes. The research provides a more nuanced understanding of the relationship between body composition and response to immunotherapy.

SourceMass General Brigham·JournalJAMA Oncology·TypeObservational study·DateMay 23, 2024

Sylvester research shows new treatment may enable more patients with high-risk blood cancers to receive stem cell transplants

Researchers at Sylvester Comprehensive Cancer Center have developed a new treatment approach that enables more patients with high-risk blood cancers to receive stem cell transplants from unrelated, partially matched donors. The study found an overall survival rate of 79% and impressive metrics in high-risk patients.

Combatting invasive species globally with new algorithm - new study

A new computer algorithm has been developed to enhance the management of invasive species globally, optimizing resource allocation and reducing costs. The innovative tool is adaptable to various population dynamical models and treatment methods, improving the effectiveness of environmental conservation efforts.

SourceThe Hebrew University of Jerusalem·JournalPLOS Computational Biology·TypeData/statistical analysis·DateMay 23, 2024

Omnidirectional color wavelength tuning of stretchable chiral liquid crystal elastomers

Scientists have developed a method for achieving omnidirectional wavelength control, enabling simultaneous and multidirectional structural color tuning with highly flexible wavelength control. This breakthrough innovation promises to revolutionize tunable photonic applications, including electronic skin and optical sensing.

Building-kit catalyst

A metal-free organic framework catalyst has been developed for the electrocatalytic production of ethylene from carbon dioxide. The catalyst, based on a nitrogen-containing covalent organic framework (COF), demonstrated high selectivity and performance for the production of ethylene.

SourceWiley·JournalAngewandte Chemie International Edition·TypeExperimental study·DateMay 22, 2024

A simpler method for precise molecular orbital visualization

A new method for visualizing molecular orbitals has been developed, enabling scientists to analyze molecular dynamics and deformations in molecular films more easily. The technique, called PhaseLift-based photoemission orbital tomography (POT), allows for precise visualization of electronic states with a single set of measurements.

SourceChiba University·JournalThe Journal of Physical Chemistry A·TypeExperimental study·DateMay 22, 2024

Dispelling severe “morning sickness” myths—it’s not normal or harmless, but prevention and treatment might be on the way

Research reveals morning sickness is caused by hormone GDF15, linked to life-threatening hyperemesis gravidarum (HG). HG can lead to postnatal depression, preterm birth, autism spectrum disorder, and other complications. Expert Marlena Fejzo discusses potential treatments targeting GDF15 hormonal pathway.

SourceCell Press·JournalTrends in Molecular Medicine·TypeCommentary/editorial·DateMay 22, 2024

A new Transactions of Nonferrous Metals Society of China study unveils strategy for improving mechanical properties of aluminum composites

A new study from China reveals a novel strategy for enhancing the strength-ductility synergy of particle-reinforced aluminum matrix composites. The approach involves regulating the heterostructure of the matrix grain and particle distribution to achieve a balance between strength and ductility.

SourceCactus Communications·JournalTransactions of Nonferrous Metals Society of China·TypeExperimental study·DateMay 22, 2024

Extreme temperatures may increase risk of stroke mortality, especially in low-income countries

A new study found that extreme temperatures are associated with increased risks of death from ischemic and hemorrhagic strokes, particularly in low-income countries. The researchers analyzed data from over 3.4 million ischemic stroke deaths and 2.4 million hemorrhagic stroke deaths across 522 cities in 25 countries.

SourceHarvard T.H. Chan School of Public Health·JournalStroke·TypeObservational study·DateMay 22, 2024

UArizona Health Sciences professor uses CT network to promote public access to open science

Researchers are working to make publicly funded data collection in computed tomography widely available and understandable by diverse communities. The Non-Clinical Tomography Users Research Network aims to improve data handling across scientific disciplines and standardize data acquisition, handling, and sharing.

SourceUniversity of Arizona Health Sciences·JournalTomography of Materials and Structures·TypeComputational simulation/modeling·DateMay 22, 2024

Atypia of undetermined significance in thyroid fine needle aspiration cytology revisited

A 8-year retrospective review found that atypia of undetermined significance (AUS) in thyroid fine needle aspiration cytology diagnoses have a risk of malignancy after repeat sampling. Nuclear atypia is associated with upgrading and surgery, while architectural patterns are less predictive of malignancy.

SourceXia & He Publishing Inc.·JournalJournal of Clinical and Translational Pathology·DateMay 22, 2024

Gene could unlock big wheat yields for a growing population

Researchers have identified two transcription factors that can be edited to influence the number and arrangement of grain-bearing spikelets in wheat, potentially leading to increased yields. This discovery builds upon a traditional gene used to control wheat-flowering behavior, offering new avenues for improving crop productivity.

SourceUniversity of Adelaide·JournalCurrent Biology·TypeExperimental study·DateMay 22, 2024

Machine learning accelerates discovery of high-performance metal oxide catalysts

Researchers have developed a machine learning model to identify high-performance multicomponent metal oxide electrocatalysts for the oxygen reduction reaction. The study found that certain features, such as itinerant electrons and configuration entropy, are critical for achieving high current density in ORR.

SourceAdvanced Institute for Materials Research (AIMR), Tohoku University·JournalJournal of Materials Chemistry A·DateMay 22, 2024

Gentler cell therapies for blood cancer

Researchers have developed an approach to 'delete' a diseased blood system while building up a new, healthy one with donor blood stem cells. This process involves targeting specific antibodies coupled to a cytotoxic drug that recognize and destroy diseased blood cells while sparing healthy ones.

SourceUniversity of Basel·JournalNature·TypeExperimental study·DateMay 22, 2024

Twitter may be overlooking misinformation "superspreaders" - political pundits, low-credibility media outlets, and influencers who use more toxic language than the typical misinformation spreader

Researchers identify superspreaders of low-credibility content on Twitter, including political pundits and low-credibility media outlets that spread toxic language. The study suggests that these individuals and groups are overlooked by Twitter's algorithm despite being more effective at spreading misinformation.

SourcePLOS·JournalPLOS ONE·DateMay 22, 2024

Stroke-care metrics improve with stroke center certification and coordinators

Researchers found that hospitals with stroke center certification and coordinators have substantially better door-to-needle times for stroke patients, improving outcomes. The study highlights the importance of foundational infrastructure in telestroke programs, particularly for smaller hospitals.

SourceMedical University of South Carolina·JournalJournal of Stroke and Cerebrovascular Diseases·TypeData/statistical analysis·DateMay 22, 2024

Excavation reveals ‘major’ ancient migration to Timor Island

Researchers have re-evaluated the route of early human migration to Australia, finding that ancient humans arrived on Timor Island at least 50,000 years ago. The discovery of thousands of stone artefacts and animal bones in a deep cave in Timor Island suggests that humans used New Guinea as a stepping stone for their crossing.

SourceAustralian National University·JournalNature Communications·TypeComputational simulation/modeling·DateMay 22, 2024