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Science News Archive 2023 - Page 69


Page 69 of 444

Wistar scientists engineer new NK cell engaging immunotherapy approaches to target and potentially treat recalcitrant ovarian cancer

Researchers at The Wistar Institute have engineered novel monoclonal antibodies that engage Natural Killer cells through Siglec-7, a conserved glyco-immune marker, to fight against cancer. These new approaches demonstrate preclinical feasibility and potential for treating treatment-resistant ovarian cancers.

SourceThe Wistar Institute·JournalScience Advances·TypeExperimental study·DateNov 1, 2023
Apple iPhone 17 Pro

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

Maternal microbiota can affect fetal development

A Finnish study found that maternal microbiota affects foetal development by altering gene activity in the intestine, brain, and placenta. The researchers identified previously unknown compounds in the fetus that are likely to be microbial, shedding light on the significance of the microbiota in individual development and pregnancy.

SourceUniversity of Helsinki·JournalBMC Biology·DateNov 1, 2023

From soft tissue to stiff leather: Understanding the role of paxillin in liver fibrosis

Researchers have made significant progress in understanding a pathway contributing to liver fibrosis. Paxillin has been found to play a key role in the activation of hepatic stellate cells, leading to excessive extracellular matrix production and scarring. This discovery holds promise for developing new treatments for liver fibrosis.

SourceMedical University of South Carolina·JournalJournal of Cell Science·DateNov 1, 2023

Study provides preliminary evidence in favor of a new type 1 diabetes treatment

A new study provides preliminary evidence that an existing drug, α-difluoromethylornithine (DFMO), could be used to treat type 1 diabetes. The drug has already been FDA-approved for other indications and may offer a more convenient treatment option for patients.

SourceUniversity of Chicago Medical Center·JournalCell Reports Medicine·TypeRandomized controlled/clinical trial·DateNov 1, 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.

Pinpointing HIV immune response

A new study reveals that CD8+ T cells control HIV infection by both cytolytic effects and non-cytolytic suppression of virus production. The research team used computer modeling and experiments with macaques to understand the immune system's mechanism in controlling HIV infections.

SourceDOE/Los Alamos National Laboratory·JournalNature Communications·TypeExperimental study·DateNov 1, 2023

Mobile phone use may affect semen quality

A large cross-sectional study of over 2,800 young men in Switzerland found an association between mobile phone use and lower sperm concentration. While no link was discovered to poor sperm motility or morphology, the results suggest that reduced semen quality may be linked to increased mobile phone usage.

SourceUniversité de Genève·JournalFertility and Sterility·TypeNews article·DateNov 1, 2023

Do mild depressive and anxiety symptoms in fathers predict behavioral and cognitive problems in their children?

Researchers found that fathers' reported symptoms of anxiety and depression were not associated with worse behavioral and cognitive outcomes in their children. In contrast, slightly higher levels of depressive symptoms among fathers during pregnancy were linked to fewer behavioral difficulties in their child at six to eight years old.

SourceFrontiers·JournalFrontiers in Psychology·TypeSurvey·DateNov 1, 2023

Sperm adjust their swimming style to adapt to fluctuating fluid conditions

Researchers found that sperm flagellar waveforms are primarily influenced by viscosity rather than shear rate, promoting energy-efficient beating behavior. Sperm adjust their power generation to respond to fluid dynamics, enabling efficient swimming against the flow in high-viscosity media.

SourceCell Press·JournalCell Reports Physical Science·TypeExperimental study·DateNov 1, 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.

Women face greater risk of obesity in low- and middle-income countries

A recent meta-analysis found that women in low- and middle-income countries are disproportionately affected by obesity, with risks ranging from 2-3 times higher than men. This disparity is most pronounced in the Sub-Saharan region, where women are up to 10 times more likely to have obesity.

SourceThe Endocrine Society·JournalThe Journal of Clinical Endocrinology & Metabolism·DateNov 1, 2023

First mice engineered to survive COVID-19 like young, healthy humans

Researchers have genetically engineered mice with human-like ACE2 protein, allowing them to develop symptoms similar to young humans infected with COVID-19. This breakthrough model has the potential to study disease impact and treatment approaches more effectively.

SourceNYU Langone Health / NYU Grossman School of Medicine·JournalNature·TypeExperimental study·DateNov 1, 2023

Chemical process makes peptide acquire structure similar to amyloid plaques found in neurodegenerative diseases

Scientists identify pyroglutamination, a spontaneous chemical change, in peptide synthesis, leading to an amyloidal structure and potential implications for neurodegenerative diseases like Alzheimer's and Parkinson's. The process favors aggregation of molecules, forming plaques that interrupt neuronal flow.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalBiochemistry·DateNov 1, 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.

Brain health in over 50s deteriorated more rapidly during the pandemic

Researchers found that cognitive decline quickened by 50% in the first year of the pandemic, with factors like loneliness, depression, and decreased exercise contributing to the impact. The study suggests that lockdowns had a lasting effect on brain health in people aged 50+, raising concerns about increased risk of dementia.

SourceUniversity of Exeter·JournalThe Lancet Healthy Longevity·TypeObservational study·DateNov 1, 2023

Breakthrough discovery sheds light on heart and muscle health

Researchers at Max Planck Institute of Molecular Physiology developed an innovative imaging technique to visualize the cardiac thick filament in its native environment. The resulting high-resolution image reveals new insights into the molecular organization and function of the sarcomere, a crucial component of heart muscle contraction.

SourceMax Planck Institute of Molecular Physiology·JournalNature·TypeExperimental study·DateNov 1, 2023

First classification of four stages of heart attack based on heart muscle damage is released

A new classification system for heart attacks based on heart muscle damage is released, offering a more differentiated definition and improving understanding of acute atherothrombotic MI. This system has the potential to stratify risk more accurately and lay the groundwork for development of injury-stage-specific therapies.

SourceElsevier·JournalCanadian Journal of Cardiology·TypeMeta-analysis·DateOct 31, 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.

BU researchers develop bedside cardiac assessment curriculum that encourages patient-centered communication

Researchers at Boston University developed a new bedside cardiac assessment curriculum to improve patient-centered communication and medical training. The curriculum, called 'Listen Before You Auscultate,' uses an active-learning approach to teach students the skills needed for effective bedside care.

SourceBoston University School of Medicine·JournalMedEdPORTAL·TypeComputational simulation/modeling·DateOct 31, 2023

Agarose-based method shows potential in understanding extracellular vesicles' role in cancer metastasis

A collaborative study has developed an agarose spot migration assay to examine the ability of extracellular vesicles to attract other cells in a controlled environment. The assay revealed differences in EVs' recruitment capability for endothelial cells, particularly in highly metastatic cancer cells.

SourceGermans Trias i Pujol Research Institute·JournalBMC Biology·TypeExperimental study·DateOct 31, 2023

Earlier detection of cardiometabolic risk factors for kids may be possible through next generation biomarkers

The American Heart Association statement proposes next-generation biomarkers for earlier detection of cardiometabolic risk factors in children, which can be influenced by heart-healthy nutrition and lifestyle factors. This could lead to better prevention and intervention strategies for obesity, diabetes, and heart disease.

SourceChildren's National Hospital·JournalCirculation·DateOct 31, 2023

The limits of deplatforming

Michele Starnini and colleagues studied two online communities on Reddit: GreatAwakening and FatPeopleHate. Despite deplatforming, these communities became more resilient due to their engaged members who migrated to Voat, a new platform.

SourcePNAS Nexus·JournalPNAS Nexus·DateOct 31, 2023

Efficient biohybrid batteries

Researchers developed a fast-charging hybrid battery system that combines electrochemical generation of formic acid with a microbial fuel cell, enabling efficient energy storage. The system produced enough current for 25 hours of discharge and demonstrated potential applications in monitoring water toxicity.

SourceWiley·JournalAngewandte Chemie International Edition·TypeExperimental study·DateOct 31, 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 hope to treat and reverse osteoarthritis

Researchers at the University of Adelaide have discovered a novel population of stem cells responsible for osteoarthritis progression. Treatment with fibroblast growth factor 18 (FGF18) stimulated cartilage recovery and reduced osteoarthritis, offering a potential pharmaceutical treatment to address the disease.

SourceUniversity of Adelaide·JournalNature Communications·TypeExperimental study·DateOct 31, 2023

How sunflowers see the sun

Researchers discovered that sunflowers don't rely on phototropin for heliotropism; instead, they exhibit a unique gene expression pattern when growing outdoors, suggesting multiple pathways for light-sensing and growth.

SourceUniversity of California - Davis·JournalPLOS Biology·TypeExperimental study·DateOct 31, 2023

Digitizing books can spur demand for physical copies

Research from Cornell University reveals that digitization can stimulate demand for physical copies, particularly for less popular books. The study found a strong 'discovery effect' driving increased sales, with book lovers often preferring physical books over digital versions.

SourceCornell University·JournalEconomic Policy·DateOct 31, 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.

Study reveals factors affecting response of temperate lakes to atmospheric warming

A recent study investigating the thermal response of temperate lakes to atmospheric warming found that local climate, land cover, geomorphology, and water transparency play significant roles in shaping lake responses. Clear, cold, and deep lakes are more responsive to warming, while those with nutrient pollution exhibit lower sensitivity.

SourceChinese Academy of Sciences Headquarters·JournalNature Communications·DateOct 31, 2023

Antibiotics for common childhood infections no longer effective

A study led by the University of Sydney found that many antibiotics for childhood infections have less than 50% effectiveness, leading to thousands of unnecessary deaths globally. The World Health Organization has declared antimicrobial resistance a top public health threat, emphasizing the urgent need for updated guidelines.

SourceUniversity of Sydney·JournalThe Lancet Regional Health - Southeast Asia·DateOct 31, 2023

Improving the world á la Silicon Valley

Economic sociologist Oliver Nachtwey analyzes Silicon Valley speeches and articles to show the emergence of a new spirit of digital capitalism. Solutionism is prevalent among tech elites, but its impact on worker protections and democratic processes remains uncertain.

SourceUniversity of Basel·JournalTheory Culture & Society·DateOct 31, 2023

Advanced assisted reproduction in white rhinos is safe and reliable, shows BioRescue evaluation of 65 OPU-IVF procedures

The BioRescue project evaluated 65 advanced assisted reproduction procedures in white rhinos, showing the technology is safe for donor females and yields successful embryo generation. Regular OPUs improve reproductive health in individual female rhinos.

SourceLeibniz Institute for Zoo and Wildlife Research (IZW)·JournalReproduction·TypeData/statistical analysis·DateOct 31, 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.

Power of the pictogram: rensselaer researcher finds that sorted graphics make consumers feel optimistic

Researchers at Rensselaer Polytechnic Institute found that frequency pictograms can induce optimism when presented in a sorted way. This could have implications for attribute framing in marketing and public policy. Sorted verses unsorted pictograms should be used strategically to make consumers feel favorably or negatively.

SourceRensselaer Polytechnic Institute·JournalJournal of Marketing Communications·TypeSurvey·DateOct 31, 2023

Scientists train AI to illuminate drugs’ impact

Researchers train AI to analyze data from over 100 cellular drug targets and their genetic variations. The algorithm predicts with more than 80% accuracy how cell surface receptors respond to drug-like molecules.

SourceUF Health·JournalCell Reports·TypeExperimental study·DateOct 31, 2023

Umbilical venous catheterization and bloodstream infection among preterm infants

A national-level study found that the median UVC dwell time was 7 days, and CLABSI incidence did not differ significantly between 0-7 days and 7-15 days. The study also highlighted high rates of antibiotic exposure without reduction in CLABSI rates, emphasizing the need for nuanced approaches to antibiotic administration.

SourceCactus Communications·JournalPediatric Investigation·TypeObservational study·DateOct 31, 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.

Wearing your heart (monitor) on your sleeve

Researchers developed a novel wearable ECG patch with active dry electrodes that improves upon traditional Ag/AgCl electrodes by increasing user comfort, reducing skin irritation, and enhancing diagnostic accuracy. The compact and lightweight design enables continuous monitoring and remote sensing capabilities.

SourceAmerican Institute of Physics·JournalApplied Physics Reviews·DateOct 31, 2023

Giant planets cast a deadly pall

New studies show that giant gas planets in nearby star systems can prevent life on smaller, rocky planet neighbors by kicking them out of orbit and wreaking havoc on their climates. Researchers found that four giant planets in the HD 141399 system are likely to destroy the chances for life on Earth-like planets.

SourceUniversity of California - Riverside·JournalThe Astronomical Journal·DateOct 31, 2023

New database shines spotlight on decades of solar mirror research

A new database containing thousands of solar mirror samples offers valuable insights into degradation trends over decades. The Solar Mirror Materials Database (SMMD) provides natural and accelerated exposure data for accelerating test development, design optimization, and manufacturing guidance.

SourceDOE/National Renewable Energy Laboratory·JournalJournal of Solar Energy Engineering·TypeData/statistical analysis·DateOct 31, 2023

Study examines financial sustainability of affordable housing-with-services models for older adults

The study found that funding for supportive services is a significant hurdle, and innovative solutions are needed to secure reliable funding. Housing models with integrated services have proven popular among better-off individuals, but limited options remain for older people with fewer resources.

SourceHebrew SeniorLife Hinda and Arthur Marcus Institute for Aging Research·JournalResearch on Aging·TypeSurvey·DateOct 31, 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.

Using transcription factors to explore plant metabolites

Researchers used transcription factors to stimulate production of specialized steroids in petunia, which are likely involved in plant defense. The discovery has significant potential for bioproduction of bioactive natural products in various plant families.

SourcePNAS Nexus·JournalPNAS Nexus·DateOct 31, 2023

Trust is the most important factor for British South Asians when taking part in genetic research to tailor medications

A study by Queen Mary University of London reveals that trust is the key factor in British South Asians' participation in genetic testing. Participants emphasize the importance of General Practitioners (GPs) as trustworthy professionals and personalized prescribing with genetic information to enhance trust and medication adherence.

SourceQueen Mary University of London·JournalThe Pharmacogenomics Journal·TypeObservational study·DateOct 31, 2023

DGIST’s Academy-research integration research team publishes a research paper in an international academic journal in optics

The DGIST Academy-research integration research team developed a new technology that can analyze high-speed electrons within thin components in extreme environments. This achievement was made possible through the systematic establishment of academy-research integration programs, enabling significant outcomes to emerge.

SourceDGIST (Daegu Gyeongbuk Institute of Science and Technology)·JournalPhotoniX·DateOct 31, 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.

Portuguese Team TWIZ, from Universidade Nova de Lisboa and CMU Portugal Farfetch Chat R&D project, wins Alexa TaskBot Challenge 2

The Portuguese team TWIZ from NOVA School of Science and Technology secured 1st Place in the Alexa TaskBot Challenge 2 with a multimodal conversational agent. The winning team was led by João Magalhães and included CMU Portugal Affiliated Ph.D. students Diogo Tavares and Diogo Silva, who improved their visual interface as their biggest...

SourceCarnegie Mellon Portugal Program·DateOct 31, 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.

High metabolism is an early sign of Alzheimer’s disease

Researchers at Karolinska Institutet have discovered that a metabolic increase in the hippocampus is an early indicator of Alzheimer's disease. The study found that changes in mitochondrial metabolism precede synaptic disorganization and impaired autophagy, highlighting potential new methods for early intervention.

SourceKarolinska Institutet·JournalMolecular Psychiatry·DateOct 31, 2023

Cigarette style warning labels could reduce people’s meat consumption

A recent study by Durham University suggests that graphic warning labels on meat options could reduce people's meat consumption, improving public health and reducing the UK's carbon footprint. The labels, which show a graphic image alongside text, were found to be effective at discouraging people from choosing meals with meat.

SourceDurham University·JournalAppetite·DateOct 31, 2023

Reverse engineering Jackson Pollock

A team of researchers, led by L. Mahadevan, combines physics and machine learning to create a 3D printing technique inspired by Jackson Pollock's drip painting method. They can quickly create complex shapes with the new technique, which harnesses fluid instability for accurate print creation.

SourceHarvard John A. Paulson School of Engineering and Applied Sciences·JournalSoft Matter·DateOct 31, 2023

NYU Tandon cuts a rug with new 3D video technology

NYU Tandon's new 3D video technology is being used to enhance dance education by allowing students to learn techniques and choreography from various angles and distances. The project aims to make Point-Cloud Video suitable for streaming on standard devices, reducing bandwidth consumption and increasing accessibility.

SourceNYU Tandon School of Engineering·DateOct 31, 2023

New tool makes it easier to diagnose tuberculosis in children

A new diagnostic tool has been developed to help diagnose tuberculosis in children, with a focus on providing accurate results quickly and conveniently. The tool uses blood samples taken from the fingertip and identifies specific gene activity to detect the disease, offering improved accuracy compared to traditional methods.

SourceLudwig-Maximilians-Universität München·JournalThe Lancet·DateOct 31, 2023
Apple AirPods Pro (2nd Generation, USB-C)

Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.

How did a fly species gain sole access to a fruit in the Seychelles?

Researchers discovered that D. sechellia's nervous system has evolved to tolerate the toxins in noni fatty acids, allowing it to prefer and lay eggs on the fruit. The study reveals differences in taste sensitivities among three closely related fly species, providing insights into how insects adapt to host plants.

SourceUniversity of California - Riverside·JournalCell Reports·TypeExperimental study·DateOct 31, 2023

Researchers use AI to identify potential gonorrhea vaccine proteins

Researchers used AI to identify 2 promising antigens as candidates for a gonorrhea vaccine, which accurately predicted reduction of bacterial populations. The antigens were tested in lab and animal models, showing efficacy in killing bacteria and decreasing bacterial burden.

SourceAmerican Society for Microbiology·JournalmBio·DateOct 31, 2023