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Science News Archive July 2023 - Page 16


Page 16 of 36

AJR on sociodemographic factors and screening CTC among Medicare beneficiaries

Lacking Medicare coverage for screening CTC may contribute to greater income-based differences in its use compared to other recommended screening strategies or diagnostic CTC. Medicare coverage of CTC could reduce income-based disparities for individuals avoiding optical colonoscopy due to invasiveness or complication risk.

SourceAmerican Roentgen Ray Society·JournalAmerican Journal of Roentgenology·TypeImaging analysis·DateJul 19, 2023

Using new method, study highlights physician turnover trend

A new method revealed a 43% increase in physician turnover rate between 2010 and 2018, from 5.3% to 7.6%, with rural practices and burnout linked as contributing factors. The study also found that female doctors and those in larger practices were more prone to turnover.

SourceWeill Cornell Medicine·JournalAnnals of Internal Medicine·DateJul 19, 2023
CalDigit TS4 Thunderbolt 4 Dock

CalDigit TS4 Thunderbolt 4 Dock simplifies serious desks with 18 ports for high-speed storage, monitors, and instruments across Mac and PC setups.

Flying reptiles had nurturing parental style, new research finds

New research by University College Cork scientists finds that pterosaurs had nurturing parental style but only in larger species. The study suggests that smaller pterosaurs did not practice parental care due to the limitations of egg size.

SourceUniversity College Cork·JournalProceedings of the Royal Society B Biological Sciences·TypeObservational study·DateJul 19, 2023

SMART researchers uncover novel bacterial communication system to combat antimicrobial resistance

A novel stress signalling system has been discovered by SMART researchers, enabling bacteria cells to adapt and survive against the immune system and certain antibiotics. The breakthrough discovery of RlmN as a stress sensor may lead to the development of new therapies to combat antimicrobial resistance.

SourceSingapore-MIT Alliance for Research and Technology (SMART)·JournalNature Communications·TypeExperimental study·DateJul 19, 2023

Secretomics uncovers blood-brain barrier mystery

Using a sensitive mass spectrometry-based secretome approach, researchers have identified hundreds of molecules that are cleaved from the cell surface of astrocytes, providing a unique database of MMP-2/-9 substrates specific to blood-brain barrier formation and maintenance. This discovery sheds light on the molecular processes essenti...

SourceUniversitatsklinikum Bonn·JournalScience Advances·DateJul 19, 2023
GoPro HERO13 Black

GoPro HERO13 Black records stabilized 5.3K video for instrument deployments, field notes, and outreach, even in harsh weather and underwater conditions.

Much ado about nothing: Insights into designing advanced stimuli-responsive materials

Researchers from Japan have solved a long-standing puzzle of porous soft materials, revealing the importance of elastic heterogeneity in tuning molecular adsorption/desorption properties. The study provides physicochemical insight into the origin of elastic heterogeneity within MOFs, with applications to imparting targeted properties.

SourceInstitute of Industrial Science, The University of Tokyo·JournalProceedings of the National Academy of Sciences·DateJul 19, 2023

Noninvasive method for vagus nerve stimulation shows promise for enhancing motor rehabilitation after stroke

Researchers at MUSC developed a noninvasive method of vagus nerve stimulation that accelerates treatment outcomes and improves motor function after stroke. The method, known as MAAVNS, uses timed electrical impulses delivered to the ear during motor rehabilitation, producing similar results as FDA-approved devices in half the time.

SourceMedical University of South Carolina·JournalNeurorehabilitation and Neural Repair·DateJul 19, 2023

Nurse-home visiting program may boost child language and mental health

A randomized controlled trial found that Nurse-Family Partnership improved child language and mental health at age 2, with no increase in child injuries or maternal pregnancies. The study involved 739 participants and their children for 2.5 years, providing new evidence on preventing early adverse childhood experiences.

SourceWiley·JournalJournal of Child Psychology and Psychiatry·DateJul 19, 2023

Paper-based device developed for rapid diagnosis of lung diseases

A new paper-based device combines microfluidics and electrochemical transduction to detect inflammation biomarkers in sputum samples. This compact device can simultaneously measure three biomarkers, including IL-8, TNF-α, and MPO, for early COPD detection.

SourceSpanish National Research Council (CSIC)·JournalACS Sensors·TypeExperimental study·DateJul 19, 2023
Nikon Monarch 5 8x42 Binoculars

Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.

The long-awaited RSV vaccine

Two vaccines to protect against RSV are now available for those over age 60, providing high levels of protections against the virus. The vaccines were developed by Glaxo SmithKline and Pfizer and have been approved by the US Food and Drug Administration.

SourceMary Ann Liebert, Inc./Genetic Engineering News·JournalJournal of Interferon & Cytokine Research·TypeExperimental study·DateJul 19, 2023

New prostate cancer biomarkers provide hope to millions of men

Researchers at the University of South Australia have discovered three new biomarkers for prostate cancer that can accurately visualize and grade the disease. The breakthrough technology will enable clinicians to determine which patients require immediate treatment, potentially saving thousands of lives annually.

SourceUniversity of South Australia·JournalCancers·TypeCase study·DateJul 19, 2023

Food size matters

A study by Kyoto University found that Daphnia's phenotypic plasticity is strongly related to its body size and the type of predator. Medium-sized Daphnia are more vulnerable to predation by both Chaoborus larvae and fish, which prefer larger prey.

SourceKyoto University·JournalFreshwater Biology·TypeMeta-analysis·DateJul 19, 2023
Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

Treatment at the first signs of MS could mean lower risk of disability later

A recent study published in Neurology suggests that starting treatment for multiple sclerosis (MS) soon after the first signs of the disease may lead to a lower risk of disability later. Researchers found that patients who received treatment within six months of symptom onset had a significantly lower risk of developing severe disabili...

SourceAmerican Academy of Neurology·JournalNeurology·DateJul 19, 2023

New tumour-selective light treatment could kill breast cancer cells with greater accuracy and improve tumour control

Researchers at NUS developed a new photodynamic therapy that selectively kills breast cancer cells without damaging surrounding tissues. The treatment uses a biocompatible silicone implant loaded with nanoparticles activated by near-infrared light, reducing the risk of toxicity and improving tumour control.

SourceNational University of Singapore, Yong Loo Lin School of Medicine·JournalACS Nano·TypeRandomized controlled/clinical trial·DateJul 19, 2023

Does cognitive function after retirement differ across race and sex?

A study of 2,226 US participants found significant racial differences in post-retirement cognitive decline. White men experienced the most pronounced decline, whereas Black women showed minimal loss. College attendance was linked to greater cognitive decline after retirement.

SourceWiley·JournalJournal of the American Geriatrics Society·DateJul 19, 2023

Does this exoplanet have a sibling sharing the same orbit?

Using ALMA, astronomers have found evidence of a cloud of debris that might be the building blocks of a new planet or the remnants of one already formed. This discovery would confirm the existence of Trojan planets outside our Solar System, which are rocky bodies sharing the same orbit as a planet.

SourceESO·JournalAstronomy and Astrophysics·DateJul 19, 2023

Researchers put a new twist on graphite

A team of researchers at the University of Washington has discovered a way to imbue bulk graphite with physical properties similar to those of graphene, a single-layer sheet. This breakthrough could unlock new approaches for studying unusual and exotic states of matter and bring them into everyday life.

SourceUniversity of Washington·JournalNature·TypeExperimental study·DateJul 19, 2023
SAMSUNG T9 Portable SSD 2TB

SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

Breast cancer survivors experience faster biological aging compared to cancer-free women

Researchers found that breast cancer survivors experience a faster rate of biological aging, with higher rates of age-related diseases and physical cognitive decline. Radiation therapy was found to be particularly impactful on aging rates, contributing to the conversation on how to best treat and care for breast cancer survivors.

SourceH. Lee Moffitt Cancer Center & Research Institute·TypeSurvey·DateJul 19, 2023

UTHealth Houston study on seasonality of teen suicidality in JAMA Network Open

Researchers found a clear pattern of suicidality related to the academic calendar, with peaks in April and October, but a decline during COVID-19 school closures. The study suggests interventions during peak months could help protect against seasonal increases in suicidality, especially for adolescent females.

SourceUniversity of Texas Health Science Center at Houston·JournalJAMA Network Open·DateJul 19, 2023

Scientists ID cells involved in correcting errors during spatial navigation

Researchers at Harvard Medical School have identified a specific group of neurons that become active when mice correct mistakes during spatial navigation. The findings bring scientists closer to understanding how navigation works and raise new questions about the role of these cells in other brain regions.

SourceHarvard Medical School·JournalNature·DateJul 19, 2023

A cool way to keep things cool: the electrocaloric effect

The electrocaloric effect (ECE) offers a cleaner and high-efficiency way of cooling without greenhouse gas emissions. By leveraging ferroelectric materials, researchers can achieve low electric fields and scalable compressor-free systems.

SourceTsinghua University Press·JournaliEnergy·DateJul 19, 2023
Sony Alpha a7 IV (Body Only)

Sony Alpha a7 IV (Body Only) delivers reliable low-light performance and rugged build for astrophotography, lab documentation, and field expeditions.

New catalysts for solar hydrogen production

Researchers have developed novel photocatalysts using layered metal-organic frameworks that exhibit improved charge separation properties. These materials are able to efficiently extract charges without structural defects, enabling record values in photocatalytic hydrogen production under visible light.

SourceVienna University of Technology·JournalAdvanced Energy Materials·DateJul 19, 2023

Cardiac rehabilitation reduces risk of death years after heart surgery, still underutilized

A Michigan Medicine study finds that patients who participate in cardiac rehabilitation have a decreased risk of death years after surgery. The greatest reduction in mortality was found in patients who completed 36 or more sessions, highlighting the need for targeted efforts to improve participation and adherence.

SourceMichigan Medicine - University of Michigan·TypeData/statistical analysis·DateJul 19, 2023
Sky & Telescope Pocket Sky Atlas, 2nd Edition

Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.

Two-faced star exposed

Astronomers have discovered a white dwarf star with drastically different faces, composed of hydrogen on one side and helium on the other. The team believes magnetic fields may be responsible for the asymmetric sides, allowing a 'hydrogen ocean' to form where the fields are strongest.

SourceCalifornia Institute of Technology·JournalNature·DateJul 19, 2023

Fighting brain cancer

Researchers have identified a new therapeutic target for glioblastoma brain cancer by finding that the 'don't eat me!' signal sent by cancer cells can be blocked using antibodies. This breakthrough suggests that existing immunotherapies may be effective against glioblastomas if the receivers on macrophages are switched off.

SourceUniversity of Basel·JournalScience Translational Medicine·TypeExperimental study·DateJul 19, 2023

Private equity takeovers of healthcare services linked to patient harm

A systematic review of 55 studies finds no consistently beneficial impacts of private equity ownership on healthcare, confirming the need for increased research and regulation. Private equity firms' ownership is associated with harmful impacts on costs, quality, and health outcomes.

SourceBMJ Group·JournalThe BMJ·TypeSystematic review·DateJul 19, 2023

In-depth urinary and exosome proteome profiling analysis identifies novel biomarkers for diabetic kidney disease

Researchers analyzed urinary and exosome proteomes in patients with type 2 diabetes to identify novel biomarkers for diabetic kidney disease. The study found proteins involved in glycolytic, ubiquitination, lipid transport, and carbohydrate metabolic processes had altered expression patterns during DKD progression.

SourceScience China Press·JournalScience China Life Sciences·DateJul 19, 2023
Meta Quest 3 512GB

Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.

CHOP researchers reveal how NSAIDs worsen C. difficile infections

Researchers at Children's Hospital of Philadelphia found that NSAIDs exacerbate C. difficile infections by disrupting epithelial cell mitochondria, sensiting them to toxins. The study shows that NSAIDs and C. difficile toxins work synergistically to increase virulence, leading to increased disease severity and mortality.

SourceChildren's Hospital of Philadelphia·JournalScience Advances·DateJul 19, 2023

A potential new biomarker for Alzheimer’s

Researchers at the Max Delbrück Center have identified a potential new biomarker for Alzheimer's disease, protein Arl8b. The study found that patients with Alzheimer's have significantly more Arl8b in their cerebrospinal fluid than healthy controls.

SourceMax Delbrück Center for Molecular Medicine in the Helmholtz Association·JournalGenome Medicine·DateJul 19, 2023

Overcoming the limits of piezoelectric polymer composites

Researchers at Tsinghua University develop highly stretchable/compressible piezoelectric composite with giant piezoelectric coefficient of 250 picometers per volt. The composite exhibits high electromechanical coupling factor and cyclic stability under compression strain, opening up applications in flexible smart electronics.

SourceScience China Press·JournalNational Science Review·DateJul 19, 2023
Sky-Watcher EQ6-R Pro Equatorial Mount

Sky-Watcher EQ6-R Pro Equatorial Mount provides precise tracking capacity for deep-sky imaging rigs during long astrophotography sessions.

New method expertly evaluates protein folding stability on a large scale

Researchers developed a new high-throughput approach to evaluate protein folding stability, identifying factors contributing to stability and informing predictive models. The cDNA display proteolysis method permits large-scale analysis of nearly 900,000 proteins, shedding light on diseases involving misfolded proteins.

SourceInstitute of Industrial Science, The University of Tokyo·JournalNature·DateJul 19, 2023
Creality K1 Max 3D Printer

Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.

Diversity plays a key role in Black Americans trust of videos about prostate cancer

A new study published in JAMA Network Open found that Black Americans are more likely to trust videos about prostate cancer presented by a Black doctor. The study, led by researchers at NYU Grossman School of Medicine, involved over 2,900 participants and showed that racial diversity among healthcare providers is crucial for improving ...

SourceNYU Langone Health / NYU Grossman School of Medicine·JournalJAMA Network Open·TypeRandomized controlled/clinical trial·DateJul 19, 2023

Simultaneous synthesis and fixing of covalent organic frameworks

Researchers from Tokyo Institute of Technology have developed a novel synthesis method for imine-based COFs, eliminating the need for long reaction times, high temperatures, and Lewis acid catalysts. The method uses an electrogenerated acid as a catalyst, enabling direct fixation of COF films onto electrodes.

SourceTokyo Institute of Technology·JournalAngewandte Chemie International Edition·TypeExperimental study·DateJul 19, 2023

New atlas of human kidney cells to help unlock kidney disease research

A nationwide NIH-funded team created the most comprehensive atlas of human kidney cells, enabling comparisons between healthy and injured kidney cells. The atlas will help researchers understand the progression of kidney disease and identify new treatments for chronic kidney disease and acute kidney injury.

SourceNIH/National Institute of Diabetes and Digestive and Kidney Diseases·JournalNature·DateJul 19, 2023

Tracing maternal behavior to brain immune function

Research in rats suggests that loss of immune cells late in gestation may factor into the onset of maternal behavior. Depletion of microglia, a type of immune cell, sped up care for rat newborns in non-mom female rats.

SourceOhio State University·JournalNeuropsychopharmacology·TypeExperimental study·DateJul 19, 2023
AmScope B120C-5M Compound Microscope

AmScope B120C-5M Compound Microscope supports teaching labs and QA checks with LED illumination, mechanical stage, and included 5MP camera.

Unlocking the puzzle: New study highlights complexity in accessing benefits for low-income individuals

A new study from Israel highlights the complexity of accessing passported benefits, which can be challenging due to administrative burdens. The research identifies five key dimensions shaping these benefits, including automation, legal status, and decentralization, emphasizing the need for simplification and automation to improve access.

SourceThe Hebrew University of Jerusalem·JournalJournal of Social Policy·TypeCase study·DateJul 19, 2023

CHOP and Penn researchers find behavioral economics strategies can help patients quit smoking after a cancer diagnosis

Researchers from CHOP and Penn found that cancer patients who continued to smoke after diagnosis were more likely to receive tobacco treatment when nudges were directed at clinicians through electronic health records. This study strengthens the case for using behavioral economics to improve outcomes for cancer patients.

SourceChildren's Hospital of Philadelphia·JournalJournal of Clinical Oncology·TypeExperimental study·DateJul 19, 2023

Cognitive rescue in aging through prior training

A new study published in Aging (Albany NY) suggests that prior training can rescue cognitive decline in aging by improving task performance and strengthening memory processes. The research, conducted on rats, found that prior training enhanced short-term and intermediate memory, while also enabling encoding-boosted long-term memory.

SourceImpact Journals LLC·JournalAging-US·TypeExperimental study·DateJul 19, 2023
Apple iPad Pro 11-inch (M4)

Apple iPad Pro 11-inch (M4) runs demanding GIS, imaging, and annotation workflows on the go for surveys, briefings, and lab notebooks.

Collecting energy from raindrops using solar panel technology

A new design for bridge array generators reduces unintended coupling capacitance between connected panels, allowing for higher peak power output of up to 200 watts per square meter. This breakthrough enables large-area raindrop energy harvesting with improved performance and reduced power loss.

SourceTsinghua University Press·JournaliEnergy·DateJul 19, 2023

Astronomers find new type of stellar object

An international team of astronomers has discovered a new type of stellar object that challenges our understanding of the physics of neutron stars. The newly discovered object, named GPM J1839−10, emits radio waves every 22 minutes, making it the longest period magnetar ever detected.

SourceInternational Centre for Radio Astronomy Research·JournalNature·DateJul 19, 2023

Early humans were weapon woodwork experts, study finds

Early humans demonstrated advanced planning and knowledge of wood properties to create aerodynamic and ergonomic tools, such as double-pointed wooden throwing sticks. These findings suggest the use of throwing sticks could have enabled group hunts and involved the entire community, including children.

SourceUniversity of Reading·JournalPLOS ONE·TypeObservational study·DateJul 19, 2023

Women treated for breast cancer may age faster than cancer-free women

A new study by researchers at the National Institutes of Health found that women diagnosed and treated for breast cancer have increased biological aging compared to those who remain free of breast cancer. Radiation therapy showed the strongest association with faster biological aging, while surgery had no effect.

SourceNIH/National Institute of Environmental Health Sciences·JournalJNCI Journal of the National Cancer Institute·DateJul 19, 2023
Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.

‘Stunning’ discovery: Metals can heal themselves

Researchers from Sandia National Laboratories have discovered that metals can heal themselves by fusing back together microscopic cracks without human intervention. This breakthrough could lead to the development of self-healing machines and structures, reducing wear and tear damage and making them safer and longer-lasting.

SourceDOE/Sandia National Laboratories·JournalNature·TypeExperimental study·DateJul 19, 2023