Add BrightSurf on Google Email

Science News Archive July 2023 - Page 6


Page 6 of 36

Ben-Gurion University scientists observe driver of chemical reaction in plastics industry for first time

Researchers at Ben-Gurion University have detected the elusive ethyl radical intermediate in the ethane pyrolysis reaction, a key driver of chemical reactions in the plastics and natural gas industries. This discovery could lead to more efficient production of plastics and other chemicals with reduced byproducts and pollution.

SourceBen-Gurion University of the Negev·JournalAngewandte Chemie·TypeExperimental study·DateJul 26, 2023

How eavesdropping viruses battle it out to infect us

Researchers find that viruses, like bacteriophages, can eavesdrop on bacterial communication and switch from chill mode to kill mode in response to chemical signals. The study reveals tools that control this strategy and demonstrates its abundance, providing new insights into viral behavior.

SourcePrinceton University·JournalNature·TypeExperimental study·DateJul 26, 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.

NIH-funded study explains link to increased cardiovascular risks for people with obstructive sleep apnea

Researchers found that people with obstructive sleep apnea have a higher risk of cardiovascular disease, with reduced blood oxygen levels being the leading factor. The study suggests that treating sleep apnea could help prevent future cardiovascular outcomes.

SourceNIH/National Heart, Lung and Blood Institute·JournalAmerican Journal of Respiratory and Critical Care Medicine·DateJul 26, 2023

Researchers develop machine learning models that could improve suicide-risk prediction among children

Researchers designed machine learning models to identify children at risk of self-harm, finding that incorporating more data points and diagnostic codes improved detection rates. The models were particularly effective for detecting underrepresented groups, such as Black and Latino youth.

SourceUniversity of California - Los Angeles Health Sciences·JournalJMIR Mental Health·TypeObservational study·DateJul 26, 2023

Research with Brazilian participation is first to create models of bovine embryos

Researchers at the University of São Paulo's Institute of Biosciences successfully developed blastoids from bovine pluripotent stem cells, creating an accessible in vitro model for studying embryogenesis. This breakthrough could lead to improved farm animal reproduction and enable breeding cattle with desirable characteristics.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalCell Stem Cell·DateJul 26, 2023

Increased step count linked to better health for people with heart failure

A study found that taking more daily steps improves symptoms and physical limitations for people with heart failure, with little association seen beyond 5,000 steps. Participants who increased their step counts experienced improved symptom control and physical function.

SourceMichigan Medicine - University of Michigan·JournalJACC Heart Failure·TypeRandomized controlled/clinical trial·DateJul 26, 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.

Mapping mass shootings in the United States

Researchers analyzed data from 2014-2022 to calculate cumulative incidence rates of mass shooting event types. The study found that social-related mass shootings account for 27% of incidents, while domestic violence-related shootings are underreported, highlighting the need for awareness and support.

SourceUniversity of Colorado Anschutz Medical Campus·JournalJAMA Network Open·TypeData/statistical analysis·DateJul 26, 2023

Cigarette smokers more at risk for tobacco dependence than users of smokeless tobacco or multiple tobacco products

A Mount Sinai study published in Nicotine & Tobacco Research found that cigarette smokers are more likely to experience tobacco dependence compared to those who use smokeless tobacco or multiple products. The researchers identified three distinct groups of tobacco users and suggested tailored cessation programs for each group.

SourceThe Mount Sinai Hospital / Mount Sinai School of Medicine·JournalNicotine & Tobacco Research·DateJul 26, 2023

Identification of genetic drivers for esophageal cancer creates new opportunity for screening, treatment

Researchers discovered that nine percent of esophageal adenocarcinoma patients harbor cancer-predisposing gene mutations, which may trigger progression from Barrett's esophagus. This finding supports the idea that genetic testing can help risk-stratify EAC patients and potentially accelerate development of new treatments.

SourceMass General Brigham·JournalGastroenterology·TypeObservational study·DateJul 26, 2023

Petrified trees reveal Yellowstone geyser’s ongoing battle with drought

Researchers found that prolonged droughts have led to Steamboat Geyser's dry spells by clogging pathways for trees to respire and grow. The team matched tree growth periods to regional climate records, revealing a connection between environmental conditions and reduced water supply.

SourceAmerican Geophysical Union·JournalGeochemistry Geophysics Geosystems·DateJul 26, 2023
Apple iPhone 17 Pro

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

A third of children with history of social care face school exclusion

A third of children with a history of social care in England faced school exclusion, according to a new study. The research found that those with special educational needs services or child protection plans were excluded at significantly higher rates than others.

SourceUniversity College London·JournalChild Abuse & Neglect·TypeObservational study·DateJul 26, 2023

Tracing invisible particles

Researchers at Technical University of Munich have developed an automated analysis method for identifying and quantifying microplastics. The new process uses Raman microspectroscopy to analyze plastic particles directly, allowing for quick and reliable detection of their size, shape, and composition.

SourceTechnical University of Munich (TUM)·JournalAnalytical and Bioanalytical Chemistry·TypeExperimental study·DateJul 26, 2023
Apple MacBook Pro 14-inch (M4 Pro)

Apple MacBook Pro 14-inch (M4 Pro) powers local ML workloads, large datasets, and multi-display analysis for field and lab teams.

Enhanced light absorption in thin silicon photodetectors with photon-trapping structures

A new approach boosts light absorption in thin silicon photodetectors with photon-trapping structures, increasing the absorption efficiency over a wide band in the NIR spectrum. The findings demonstrate a promising strategy to enhance the performance of Si-based photodetectors for emerging photonics applications.

SourceSPIE--International Society for Optics and Photonics·JournalAdvanced Photonics Nexus·DateJul 26, 2023

Using cameras on transit buses to monitor traffic conditions

A study by Ohio State University researchers uses mobile cameras installed on campus buses to count vehicles, detect objects in the road, and track movements. The AI-powered YOLOv4 model provides accurate measurements with high spatial and temporal coverage, which could enhance current traffic systems and improve efficiency.

SourceOhio State University·JournalSensors·DateJul 26, 2023

Discovery of key genetic sequence essential for plant reproduction

Researchers at Nagoya University identified a genetic sequence in thale cress crucial for plant reproduction and fertilization. The discovery of the Synergid-specific Activation Element of MYB98 (SaeM) is expected to improve seed production, increase plant yields, and enhance crossbreeding between plant species.

SourceNagoya University·JournalFrontiers in Plant Science·TypeExperimental study·DateJul 26, 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.

Lab on a chip technologies to improve the assessment of stored red blood cells

Researchers propose lab-on-a-chip platforms to continuously monitor stored RBC quality and match units to patient needs. This technology aims to improve transfusion safety and efficacy, particularly for critically ill patients and those on chronic transfusion regimens.

SourceMassachusetts General Hospital·JournalProceedings of the National Academy of Sciences·TypeContent analysis·DateJul 26, 2023

Immobilizing melanoma

Researchers have identified podoplanin as a key protein driving the spread of mucosal melanoma, a rare and aggressive form of skin cancer. Eliminating this protein could lead to a potential treatment through antibody therapy, offering hope for patients with this devastating disease.

SourceUniversity of Tokyo·JournalMolecular Cancer Research·TypeRandomized controlled/clinical trial·DateJul 26, 2023
Celestron NexStar 8SE Computerized Telescope

Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.

Mapping the changing landscape of gender-affirming care for teens

A new study reveals that rapid state law changes mean many families will need to drive longer distances to access gender-affirming care for their transgender children. The restrictions have led to 25% of Americans aged 10-17 living more than a day's drive away from a clinic offering such care.

SourceMichigan Medicine - University of Michigan·JournalJAMA·TypeData/statistical analysis·DateJul 26, 2023

Use of wastewater metrics to track COVID-19

A study using wastewater metrics found accurate assessments of county SARS-CoV-2 incidence and may be the best metric for monitoring virus circulation. Home testing increases and vaccination treatment decrease disease acuity, making wastewater surveillance a reliable option.

SourceJAMA Network·JournalJAMA Network Open·DateJul 26, 2023

Knowledge that can improve identification and risk stratification of a heart disorder that can cause sudden cardiac death

Researchers identified 12 rare genetic variants associated with QT interval prolongation, increasing the risk of severe heart rhythm abnormalities and sudden cardiac death. These variants can lead to a more precise clinical approach through improved identification and risk stratification, aligning with precision medicine principles.

SourcedeCODE genetics·JournalJournal of the American Heart Association·TypeMeta-analysis·DateJul 26, 2023

Predicting lifespan-extending chemical compounds for C. elegans with machine learning

A new study uses machine learning to analyze data from DrugAge, a database of chemical compounds modulating lifespan in model organisms. The researchers create four types of datasets to predict whether or not a compound extends the lifespan of C. elegans, using features such as compound-protein interactions and Gene Ontology terms.

SourceImpact Journals LLC·JournalAging-US·TypeComputational simulation/modeling·DateJul 26, 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.

Young kids may learn to identify dog aggression with age and experience

A study published in PLOS ONE found that children's ability to recognize dog emotions, especially aggression, improves with age. Four-year-olds were less able to recognize aggressive dog expressions than six-year-olds and adults. As children grow older and gain experience with dogs, they become better at reading canine facial expressions.

SourcePLOS·JournalPLOS ONE·TypeExperimental study·DateJul 26, 2023

Genetic study reveals that a captive-bred population could save endangered crocodile from extinction

A genetic study has found that a captive-bred population of the Orinoco crocodile, one of the world's most endangered species, possesses sufficient genetic diversity and is suitable for reintroduction efforts. The Colombian government can use this research to initiate new populations in areas where the species has been depleted.

SourcePensoft Publishers·JournalNature Conservation·DateJul 26, 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.

KIAA0930: A cachexic phenotype inducer in cancer cells

Researchers have identified KIAA0930 as a key factor causing muscle atrophy in cancer cells, which could lead to the development of new anti-cachexia therapies. The study found that KIAA0930 knockdown cells showed increased muscle mass and weight compared to control cells.

SourceImpact Journals LLC·JournalOncotarget·TypeObservational study·DateJul 26, 2023

For people with diabetes, healthy eating is not enough if their diet is rich in ultra-processed foods

A study by I.R.C.C.S. Neuromed found that high consumption of ultra-processed foods significantly increases mortality risk among people with type 2 diabetes. Even those following a Mediterranean diet are at increased risk if ultra-processed foods account for a large share of their diet.

SourceIstituto Neurologico Mediterraneo Neuromed I.R.C.C.S.·JournalAmerican Journal of Clinical Nutrition·TypeObservational study·DateJul 26, 2023

Journal of Pharmaceutical Analysis studies make advances in spatiotemporal pharmacometabolomics, plasma proteome profiling, and hepatocellular carcinoma therapeutics

Researchers developed new methods for detecting drug-induced hepatotoxicity using 3D cell cultures and mass spectrometry imaging, identifying biomarkers and effective interventions. A zeolite-based protein corona method was also used to characterize plasma proteins, enabling the identification of low-abundance proteins and their potent...

SourceCactus Communications·JournalJournal of Pharmaceutical Analysis·TypeExperimental study·DateJul 26, 2023

NIH spent $950M for basic or applied research leading to patents providing market exclusivity for drugs approved 2010-19

The National Institutes of Health (NIH) invested approximately $164 billion in project funding prior to first drug approval, with only 0.59% ($0.95/$164 billion) associated with patents providing market exclusivity. This research highlights the limited public interest protections for NIH-funded research on new drugs approved between 20...

SourceBentley University·JournalPLOS ONE·TypeObservational study·DateJul 26, 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.

Metastatic breast cancer’s Trojan horse

A study by Cold Spring Harbor Laboratory researchers found that breast cancer cells trick the immune system using a molecule called MHC-II, allowing them to spread faster and evade treatment. Targeting this molecule may lead to new therapeutics and improve patient outcomes.

SourceCold Spring Harbor Laboratory·JournalJournal of Experimental Medicine·DateJul 26, 2023

Modifying shelf-life of melons via gene editing

Researchers successfully modified the ethylene synthesis pathway in the Japanese luxury melon to increase its shelf-life. The study found that introducing a mutation into the CmACO1 gene reduced ethylene generation, resulting in firmer fruit and longer shelf life.

SourceUniversity of Tsukuba·JournalFrontiers in Genome Editing·DateJul 26, 2023

Asian adults in U.S. less likely to survive cardiac arrest despite bystander CPR equal to white adults

Research highlights an unexpected disparity in survival for Asian adults compared to white adults in the US, with lower survival rates despite comparable bystander CPR rates. The study, published in the Journal of the American Heart Association, analyzed data from nearly 279,000 out-of-hospital cardiac arrests.

SourceAmerican Heart Association·JournalJournal of the American Heart Association·DateJul 26, 2023

Study: Insect protein slows weight gain, boosts health status in obese mice

A new study suggests that replacing traditional protein sources with mealworms in high-fat diets can slow weight gain and improve immune response, inflammation, energy metabolism, and cholesterol profiles. Mealworm protein also beneficially alters the ratio of good to bad cholesterol.

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·JournalJournal of Nutrition·DateJul 26, 2023
Fluke 87V Industrial Digital Multimeter

Fluke 87V Industrial Digital Multimeter is a trusted meter for precise measurements during instrument integration, repairs, and field diagnostics.

AAN issues guidance on new treatments for early Alzheimer’s disease

The American Academy of Neurology has developed an Emerging Issues in Neurology article providing timely guidance on new therapies for early Alzheimer's disease. The guidance explains the eligibility criteria, potential side effects, and limitations of these treatments, which are not a cure for the disease.

SourceAmerican Academy of Neurology·JournalNeurology·DateJul 26, 2023

A quick look inside a human being

A team of physicists and medical doctors developed a portable Magnetic Particle Imaging (MPI) scanner that can visualize dynamic processes in the human body, such as blood flow, without using radiation. The scanner is designed for real-time endovascular interventions and has the potential to change the field of intervention.

SourceUniversity of Würzburg·JournalScientific Reports·TypeExperimental study·DateJul 26, 2023
Rigol DP832 Triple-Output Bench Power Supply

Rigol DP832 Triple-Output Bench Power Supply powers sensors, microcontrollers, and test circuits with programmable rails and stable outputs.

Octapharma's prothrombin complex concentrate, Balfaxar®, receives FDA approval for warfarin reversal in urgent surgery & invasive procedures

Octapharma's Balfaxar, a prothrombin complex concentrate, has received FDA approval for the urgent reversal of acquired coagulation factor deficiency induced by vitamin K antagonist therapy. The product demonstrated effective hemostasis in 94.6% of patients and was non-inferior to comparator Kcentra.

SourceYankee Public Relations·TypeObservational study·DateJul 26, 2023

Screening won’t solve racial disparities in melanoma outcomes, study suggests

A recent study found that increased skin cancer screening is not enough to address racial disparities in melanoma survival rates. Researchers suggest that educating physicians about presentation of melanoma in skin of color and making sure people have access to a dermatologist when they have a suspicious lesion could be more effective.

SourceUniversity of Pittsburgh·JournalJAMA Dermatology·DateJul 26, 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.