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Science News Archive February 2023 - Page 19


Page 19 of 36

Cancer diagnosis using urine!

Researchers at KIMS have developed a strip-type urine sensor that can diagnose prostate and pancreatic cancer with high sensitivity. The sensor uses metabolites in urine to amplify light signals, allowing for quick and accurate diagnosis on-site.

SourceNational Research Council of Science & Technology·JournalBiosensors and Bioelectronics·DateFeb 14, 2023

Promise for COPD diagnosis in primary care with new screening

A new screening tool, CAPTURE, identifies roughly half of primary care patients with chronic obstructive pulmonary disease (COPD) that could benefit from available treatments. The study confirms the robust nature of this collaborative relationship between numerous stakeholders, particularly primary care-based research networks.

SourceNational Jewish Health·JournalJAMA·TypeObservational study·DateFeb 14, 2023

Some stroke patients become more fatigued afterwards

Research found that patients with poorer memory, concentration, anxiety, and depressive symptoms after a stroke are more likely to be fatigued and sleepy. This study highlights the importance of monitoring cognitive and emotional issues in stroke patients to prevent long-term fatigue and improved diagnostics and treatment.

SourceNorwegian University of Science and Technology·JournalFrontiers in Neurology·TypeSurvey·DateFeb 14, 2023

Chest CT shows lung abnormalities two years after COVID

A study published in Radiology revealed persistent lung abnormalities in patients two years after COVID-19, including fibrosis and cystic changes. The incidence of lung abnormalities gradually decreased over time, but the proportion of fibrotic interstitial lung abnormalities remained stable.

SourceRadiological Society of North America·JournalRadiology·DateFeb 14, 2023
Apple iPhone 17 Pro

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

Climate change portends wider malaria risk as mosquitos spread south and to higher elevations in Africa

Researchers at Georgetown University Medical Center found that Anopheles mosquito populations are gaining an average of 6.5 meters per year in elevation and moving south by 4.7 kilometers annually. Climate change is helping these species reach colder parts of the continent, potentially explaining recent changes in malaria transmission.

SourceGeorgetown University Medical Center·JournalBiology Letters·TypeData/statistical analysis·DateFeb 14, 2023

A new tool in the arsenal against COVID-19 is being put to the test

A new class of SARS-CoV-2 antibodies has been shown to neutralise multiple variants of the virus, providing hope for a better antiviral medication. The antibodies work by attaching to a partially hidden part of the virus' spike protein that would be difficult for it to mutate.

SourceGarvan Institute of Medical Research·JournalNature Communications·TypeExperimental study·DateFeb 14, 2023

Investigating neighborhood redevelopment’s impact on heart health in the Bronx

A four-year study will track health outcomes among older Black and Hispanic residents in the Bronx to understand how neighborhood redevelopment affects cardiovascular disease. The research team will use medical records, interviews, and data modeling to measure the impact of both medical and nonmedical risk factors on CVD health.

SourceAlbert Einstein College of Medicine·DateFeb 14, 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.

Preliminary study highlights ongoing challenge of screening for COPD

A nationwide study found that the CAPTURE screening tool identified roughly half of primary care patients with chronic obstructive pulmonary disorder (COPD) who could benefit from available treatments. However, the tool also flagged a large group of patients with breathing symptoms and abnormalities that didn't rise to the level of COPD.

SourceWeill Cornell Medicine·JournalJAMA·DateFeb 14, 2023

Thrombectomy comparable to medical management for strokes

A recent study published in Radiology found that thrombectomy is a safe and feasible treatment option for patients with primary isolated anterior cerebral artery medium vessel occlusions. The procedure showed similar outcomes to medical treatment in terms of early and long-term functional outcomes, mortality rates, and safety.

SourceRadiological Society of North America·JournalRadiology·DateFeb 14, 2023
Apple Watch Series 11 (GPS, 46mm)

Apple Watch Series 11 (GPS, 46mm) tracks health metrics and safety alerts during long observing sessions, fieldwork, and remote expeditions.

When it comes to financial uncertainty, men go out on a limb

Men are more likely to interpret uncertain information optimistically and make riskier financial decisions, especially with increasing amounts of available information. Women, on the other hand, show a more cautious approach in uncertain situations, with missing information bothering them more than men.

SourceUniversity of California - San Diego·JournalCognitive Affective & Behavioral Neuroscience·TypeExperimental study·DateFeb 14, 2023

HKU neuroscientists discover a novel neural mechanisms of secretin receptor in regulating water intake Providing new ideas for solving hydromineral imbalance symptoms

Researchers from HKU School of Biological Sciences reveal the important role of SCT Receptor in regulating drinking behaviour under thirst. The study demonstrates how SCTR participates in SFO to regulate thirst and provides new insights into gut-brain axis regulation.

SourceThe University of Hong Kong·JournalCurrent Biology·TypeExperimental study·DateFeb 14, 2023

Four classes of planetary systems

The study reveals that 'similar' planetary systems are the most common type, followed by 'ordered' and then 'anti-ordered' systems. The researchers found that factors such as gas and dust disk mass and star abundance play a crucial role in determining system architecture.

SourceUniversity of Bern·JournalAstronomy and Astrophysics·DateFeb 14, 2023

Let’s talk to a moth about sex: Polish chemists have 'made a deal' with a butterfly threatening pine forests

Scientists from Poland's Institute of Physical Chemistry have discovered a way to control the population of the pine-tree lappet moth, which threatens coniferous forests. A new pheromone blend based on biocomponents of the sex pheromone has been developed to monitor and potentially control the moth's abundance.

SourceInstitute of Physical Chemistry of the Polish Academy of Sciences·JournalInsects·DateFeb 14, 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.

The ‘tipping point’ toward Alzheimer’s

Researchers at UC Santa Barbara developed a novel electrical method to control and analyze the dynamics of brain protein tau, which underlies many neurodegenerative diseases. The technique allows for real-time observation of the protein's transition from normal function to toxic tangles.

SourceUniversity of California - Santa Barbara·JournalJournal of Biological Chemistry·DateFeb 14, 2023

‘Magic’ solvent creates stronger thin films

A new technique uses reactive vapors to create thin films with enhanced properties, such as mechanical strength, kinetics, and morphology. The synthesis process is gentler on the environment than traditional methods and could lead to improved polymer coatings for microelectronics, advanced batteries, and therapeutics.

SourceCornell University·JournalNature Synthesis·DateFeb 14, 2023

Rice scientists reengineer cancer drugs to be more versatile

Researchers from Rice University have developed a new approach to control gene expression using proteolysis targeting chimeras (PROTACs). By reengineering the PROTAC molecular infrastructure, they demonstrated the ability to achieve chemically induced dimerization (CID), allowing for precise control over gene activation in specific loc...

SourceRice University·JournalJournal of the American Chemical Society·TypeExperimental study·DateFeb 14, 2023

NIH scientists develop mouse model to study mpox virulence

Scientists have developed a mouse model of mpox virus, revealing differences in virulence among genetic groups. The new model shows that the current outbreak strain, clade IIb, has a significantly lower mortality rate than previous strains.

SourceNIH/National Institute of Allergy and Infectious Diseases·JournalProceedings of the National Academy of Sciences·DateFeb 14, 2023
Kestrel 3000 Pocket Weather Meter

Kestrel 3000 Pocket Weather Meter measures wind, temperature, and humidity in real time for site assessments, aviation checks, and safety briefings.

Spinal muscular atrophy patients’ walking distance improved after Nusinersen treatment

A study published in Journal of Neuromuscular Diseases demonstrates a positive effect of nusinersen treatment on motor function in ambulant pediatric and adult SMA patients. Clinically meaningful improvements in walking distance were observed in a subgroup of patients, with only five adult walkers showing a decline.

SourceIOS Press·JournalJournal of Neuromuscular Diseases·TypeData/statistical analysis·DateFeb 14, 2023

Alternate-day fasting a good option for patients with fatty liver disease

Researchers found that alternate-day fasting combined with exercise decreased liver fat, weight, and ALT enzymes in patients with nonalcoholic fatty liver disease. The study suggests that this lifestyle modification may be a good option for treating the condition without pharmaceuticals.

SourceUniversity of Illinois Chicago·JournalCell Metabolism·TypeRandomized controlled/clinical trial·DateFeb 14, 2023

Rats trade initial rewards for long-term learning opportunities

Researchers found that rats adopt a non-greedy strategy to balance speed and accuracy, sacrificing immediate rewards for improved learning outcomes. The study suggests that slower reaction times lead to faster learning and higher rewards in both experimental and simulated environments.

SourceeLife·JournaleLife·DateFeb 14, 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.

Forensic Sciences Research volume 7, issue 4 publishes

This special issue explores the reality of identifying the dead in Brazil through various perspectives, including personal identification initiatives, forensic data management, and case reports. The articles shed light on best practices for procedures related to evidence chain of custody in forensic anthropology in Brazil.

SourceCompuscript Ltd·JournalForensic Sciences Research·DateFeb 14, 2023

Oncotarget | Novel prognostic index to predict survival outcomes in gastric cancer patients

Researchers have developed a novel prognostic index to predict survival outcomes in gastric cancer patients. The inflammation-combined prognostic index (ICPI) combines three biomarkers - lymphocyte-to-monocyte ratio, neutrophil-to-lymphocyte ratio, and platelet-to-lymphocyte ratio - to provide a personalized prognosis for each patient.

SourceImpact Journals LLC·JournalOncotarget·TypeExperimental study·DateFeb 14, 2023

USC study: Concern about water driven more by concerns about severe weather than climate change

A new USC study found that people's concerns about severe weather are significantly more predictive of their concerns about water safety than concerns about climate change. This suggests that warning people about water safety and other environmental threats is more effective when linked to extreme weather rather than climate change.

SourceUniversity of Southern California·JournalEnvironmental Science & Technology·TypeData/statistical analysis·DateFeb 14, 2023

Cocaine addiction makes the brain age faster, suggests study

Researchers have discovered that cocaine addiction is associated with faster brain aging, with changes in DNA methylation in the prefrontal cortex contributing to this effect. The study, which analyzed cryo-preserved brains of deceased male donors, found that cells in this region appeared biologically older in individuals with CUD.

SourceFrontiers·JournalFrontiers in Psychiatry·TypeExperimental study·DateFeb 14, 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.

Social isolation triggers astrocyte-mediated deficits in learning and memory

Researchers found that social isolation triggers astrocyte-mediated deficits in learning and memory due to hyperactive astrocytes suppressing brain circuit function. Inhibiting astrocyte hyperactivity reversed cognitive deficits, suggesting a new role for astrocytes in brain physiology.

SourceBaylor College of Medicine·JournalNeuron·TypeExperimental study·DateFeb 14, 2023

Hen harrier row could unlock other conservation conflicts

A new study finds that the hen harrier debate has become increasingly polarized, with a few high-profile individuals and organizations dominating the discussion. The research suggests that allowing new voices to participate could help unlock the entrenched conflict.

SourceUniversity of Exeter·JournalPeople and Nature·TypeData/statistical analysis·DateFeb 14, 2023

Complex subsurface of Mars imaged by Chinese rover Zhurong

The Zhurong rover has imaged shallow impact craters and buried impact crater walls in the top five meters of Mars' surface, revealing complex subsurface geology. Researchers found layers of sediment left by past flooding and deposition, but no evidence of water or ice in the present day.

SourceGeological Society of America·JournalGeology·DateFeb 14, 2023

Target the microbiome to improve child undernutrition, says researchers

Research suggests that targeting gut microbiome development, rather than just human nutritional needs, can more effectively improve child growth and development. Genetic functions of gut microbes can predict how well a child is growing, providing a new target for interventions.

SourceQueen Mary University of London·JournalNature Communications·DateFeb 14, 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.

Smart contact lens with navigation function, made with 3D printer!

Researchers from KERI and UNIST have developed a smart contact lens with navigation function using 3D printing technology. The lens features micro-patterns printed without applying voltage, allowing for augmented reality applications and potentially opening up new markets for companies requiring micro-patterning of Prussian blue.

SourceNational Research Council of Science & Technology·JournalAdvanced Science·DateFeb 14, 2023

Lower fracture risk for older wheelchair users

A University of Gothenburg study found that wheelchair users had significantly lower rates of fractures compared to ambulatory older adults. The study, which included 55,442 wheelchair users in Sweden, showed that wheelchair use was associated with a reduced risk of fractures, particularly osteoporotic and hip fractures.

SourceUniversity of Gothenburg·JournalJAMA Network Open·TypeObservational study·DateFeb 14, 2023

Want healthy valentine chocolates? We can print them.

A Rutgers scientist has created a low-fat, printable chocolate that can be customized to consumer needs. The new 'functional food' is made with a water-in-oil emulsion and can be printed using a 3D printer in any shape or design.

SourceRutgers University·JournalFood Hydrocolloids·TypeExperimental study·DateFeb 14, 2023

Snakes can hear more than you think

A University of Queensland study found that snakes can hear airborne sound and react to it, contrary to popular belief. The research used soundproof rooms and observed reactions from captive-bred snakes, revealing differences in responses based on genus and evolutionary pressures.

SourceUniversity of Queensland·JournalPLOS ONE·TypeObservational study·DateFeb 14, 2023
Garmin GPSMAP 67i with inReach

Garmin GPSMAP 67i with inReach provides rugged GNSS navigation, satellite messaging, and SOS for backcountry geology and climate field teams.

Breast cancer risk models may incorrectly classify many women

A recent study found that breast cancer risk models can lead to vastly different recommendations for individual women, depending on the model used and threshold applied. The study highlighted the importance of considering both sensitivity and inaccurate classification when using these models.

SourceUniversity of California - Los Angeles Health Sciences·JournalJournal of General Internal Medicine·TypeObservational study·DateFeb 14, 2023

Journal of Pharmaceutical Analysis studies explore key traditional and modern therapeutics

Studies elucidate key aspects of traditional Chinese compounds and modern cancer therapeutics, highlighting the efficacy of R. serra in treating colitis and identifying active components of Gan Cao in treating pneumonia. A new radiolabeled antibody-based probe for detecting PD-L1 expression in cancers also provides a novel approach to ...

SourceCactus Communications·JournalJournal of Pharmaceutical Analysis·TypeExperimental study·DateFeb 14, 2023

CSIC completes the first network of robotic telescopes present on the five continents

The BOOTES network, a pioneer in space surveillance and transient cosmic phenomena study, has been successfully deployed on all continents. With seven facilities, it provides an automated response in real time for the detection of gamma-ray bursts, neutrino sources, and other astrophysical events.

SourceSpanish National Research Council (CSIC)·JournalFrontiers in Astronomy and Space Sciences·DateFeb 14, 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.

New machine learning model improves prediction of prostate cancer recurrence

A new machine learning model combines fusion gene profiling, serum PSA level, and Gleason score to predict prostate cancer recurrence with improved accuracy. The model outperformed clinical data alone and provided valuable insights into the mechanism of disease progression.

SourceElsevier·JournalAmerican Journal Of Pathology·TypeComputational simulation/modeling·DateFeb 14, 2023

Securing supply chains with quantum computing

A new programming technique in quantum computing could help solve complex optimization problems in global supply chains. The FALQON framework uses feedback to adapt the structure of the algorithm, allowing the quantum computer to efficiently reroute shipping fleets and manage logistics.

SourceDOE/Sandia National Laboratories·JournalPhysical Review A·TypeExperimental study·DateFeb 14, 2023

Lingering symptoms common after COVID hospitalization

A recent study found that nearly half of adults treated for COVID-19 experience lingering symptoms like coughing, rapid heartbeat, and breathlessness, as well as fatigue or physical limitations. The study's findings may inform programs designed to help adults recover from severe cases of COVID.

SourceNIH/National Heart, Lung and Blood Institute·JournalJAMA Network Open·DateFeb 14, 2023

Study finds only about half of AI-generated ads only labeled as such

A University of Kansas study analyzed over 1,000 AI-generated ads and found that they are only labeled as ads about half the time, often appealing to consumers in positive ways. The prevalence of AI in programmatic advertising raises concerns about consumer deception and the need for updated guidelines to require transparency.

SourceUniversity of Kansas·JournalJournal of Strategic Marketing·TypeData/statistical analysis·DateFeb 14, 2023

High thermal conductivity of cubic silicon carbide finally demonstrated

A research group led by Osaka Metropolitan University has proven that 3C-SiC exhibits high thermal conductivity, equivalent to the theoretical level. The crystal purity and quality of the material were found to be key factors in unlocking its high thermal conductivity.

SourceOsaka Metropolitan University·JournalNature Communications·TypeExperimental study·DateFeb 14, 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.

Protecting bats with better wind turbine control

Researchers develop site-specific mitigation strategy for wind turbines, significantly reducing bat fatalities. The approach uses wind speed, temperature, and rainfall data to adapt curtailment strategies, resulting in a 86% reduction in bat deaths.

SourceDe Gruyter·JournalMammalia·TypeCase study·DateFeb 14, 2023

Pungent ginger compound puts immune cells on heightened alert

A recent study by Leibniz Institute for Food Systems Biology at TUM found that a pungent ginger compound puts immune cells on heightened alert. The compound, [6]-gingerol, stimulates white blood cells via the TRPV1 receptor, which plays a role in the perception of painful heat stimuli and spiciness.

SourceLeibniz-Institut für Lebensmittel-Systembiologie an der TU München·JournalMolecular Nutrition & Food Research·TypeExperimental study·DateFeb 14, 2023

Better understanding on the way to a carbon-neutral economy

A team of researchers has identified the importance of rifted margins in the transition to a green economy. These continental margins harbor vast accumulations of rocks and hydrocarbon reserves, making them a potential location for new resources needed for a carbon-neutral economy. The study provides an overview of the processes that s...

SourceMARUM - Center for Marine Environmental Sciences, University of Bremen·JournalNature Reviews Earth & Environment·TypeMeta-analysis·DateFeb 14, 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.

Upsurge in rocket launches could impact the ozone layer

The University of Canterbury researchers found that rocket launches emit gases and particulates that damage the ozone layer. The study highlights the need for coordinated global action to protect the upper atmosphere environment.

SourceTaylor & Francis Group·JournalJournal of the Royal Society of New Zealand·TypeLiterature review·DateFeb 14, 2023

Oral bacteria may increase heart disease risk

A study published in eLife has linked infection with the bacterium Fusobacterium nucleatum to an increased risk of cardiovascular disease. The researchers found that individuals with high genetic risk scores for coronary heart disease were at elevated risk for cardiovascular events.

SourceeLife·JournaleLife·DateFeb 14, 2023

New insights into the drivers of glioma-related epilepsy

A team of researchers at Baylor College of Medicine found that glioma-related epilepsy is driven by IGSF3-mediated potassium dysregulation. This disruption leads to seizure activity, which favors disease progression. The study used human patients and animal models to confirm the findings.

SourceBaylor College of Medicine·JournalNeuron·TypeExperimental study·DateFeb 14, 2023

Brain-wave data and hearing test may help diagnosis autism earlier

Researchers found pronounced delays in brainstem responses to sounds among newborns later diagnosed with autism spectrum disorder. This delay may be linked to limited access to sound frequencies and difficulties integrating sensory streams, ultimately affecting social interactions and communication.

SourceRutgers University·JournalPNAS Nexus·DateFeb 14, 2023
Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.