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Science News Archive 2023 - Page 172


Page 172 of 444

New Journal of Pharmaceutical Analysis articles showcase promising therapeutic candidates for treating cancer and hearing loss

Researchers developed innovative techniques to treat challenging cancers and manage therapy side effects. Inhibitors targeting PRMT5, a histone-modifying enzyme, alleviated cisplatin-induced hearing loss, while nano-pills delivered combination drugs to liver cancer cells.

SourceCactus Communications·JournalJournal of Pharmaceutical Analysis·TypeExperimental study·DateAug 8, 2023

Came to stay: How the herpes virus HCMV deceives its host cells

Researchers have created a detailed map of HCMV particle interactions, revealing how viral proteins recruit host cell proteins to replicate efficiently. This knowledge is crucial for understanding the complex life cycle of HCMV and finding candidate anti-viral drugs.

SourceLeibniz-Forschungsinstitut für Molekulare Pharmakologie·JournalNature Microbiology·DateAug 7, 2023

Automated medical imaging framework revolutionizes schistosomiasis diagnosis

Researchers developed an innovative optical tool, the Schistoscope, to capture microscopy images of urine samples for efficient detection of Schistosoma haematobium eggs. A two-stage diagnostic framework using deep learning accurately identified and counted eggs in field settings with high sensitivity, specificity, and precision.

SourceSPIE--International Society for Optics and Photonics·JournalJournal of Medical Imaging·DateAug 7, 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.

Symptoms of the body and the mind are frequent fellow travelers

Chronic pain is often accompanied by depression and anxiety, with a feedback loop creating a bi-directional linkage between the two. Successful treatment of depression and anxiety improves pain outcomes, but neglecting psychological symptoms can lead to long-term suffering.

SourceRegenstrief Institute·JournalJAMA Network Open·DateAug 7, 2023

Potential Alzheimer's treatment would use high-frequency terahertz radiation

A team of scientists has developed a technique that uses high-frequency terahertz radiation to slow down amyloid deposition in Alzheimer's disease. The research found that the radiation can modulate protein conformation and delay fibrillation, presenting a promising strategy for treating the disease.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight Science & Applications·DateAug 7, 2023

AI model can help determine where a patient’s cancer arose

Researchers developed an AI model called OncoNPC that can analyze genetic data to predict cancer type and origin. The model accurately classified at least 40% of tumors with unknown origin, leading to a 2.2-fold increase in eligible patients for targeted treatments.

SourceMassachusetts Institute of Technology·JournalNature Medicine·DateAug 7, 2023

In search of the ideal glass

A study published in Nature Communications reveals unusual patterns of small and large particles in a model liquid, which can affect the formation of ideal glass. The findings raise doubts about whether this model liquid can be considered an ideal glass-forming liquid.

SourceInstitute of Industrial Science, The University of Tokyo·JournalNature Communications·DateAug 7, 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.

“Spider-like” mitochondrial structure initiates cell-wide stress response

Researchers at Scripps Research have identified a unique mitochondrial protein structure, DELE1, that plays a crucial role in activating the cell's integrated stress response. This discovery could lead to the development of new therapies for age-related diseases such as neurodegeneration and cancer.

SourceScripps Research Institute·JournalNature Structural & Molecular Biology·DateAug 7, 2023

Menstrual discs may be best for heavy monthly blood flow

Researchers compared absorbency of 21 menstrual hygiene products using human red blood cells, finding that menstrual discs held the most blood, while super-absorbency period pants held the least. The study highlights the need for more research on menstruation to improve diagnostic accuracy and care for women.

SourceBMJ Group·JournalBMJ Sexual & Reproductive Health·TypeObservational study·DateAug 7, 2023

Study reveals successful strategies for removing invasive caimans from Florida Everglades

Scientists successfully removed invasive spectacled caimans from specific areas of the Everglades, reducing competition with native alligators and crocodiles. The efforts demonstrate early detection, rapid response, and persistent removal can effectively control invasive species, with implications for other invasive species management.

SourceUniversity of Florida·JournalManagement of Biological Invasions·DateAug 7, 2023

New research shines light on how COVID-19 vaccination reduces severity and mortality after breakthrough infections

A large study found that fully vaccinated individuals have lower concentrations of inflammatory markers than unvaccinated participants after symptomatic COVID-19 infection. This suggests that vaccination significantly reduces morbidity and mortality by reducing elevated levels of cytokines and chemokines.

SourceUniversity of Colorado Anschutz Medical Campus·JournalThe Lancet Microbe·DateAug 7, 2023
Apple iPhone 17 Pro

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

Latest in body art? ‘Tattoos’ for individual cells

Researchers at Johns Hopkins University have developed nanoscale tattoos that can stick to live cells, allowing for the first time to monitor and control individual cell health in real-time. This technology bridges the gap between living cells and conventional sensors, enabling early disease diagnosis and treatment.

SourceJohns Hopkins University·JournalNano Letters·TypeExperimental study·DateAug 7, 2023

Successful polycarbonate synthesis using the photo-on-demand interfacial polymerization method

Researchers at Kobe University have successfully synthesized polycarbonate using the photo-on-demand interfacial polymerization method, offering a safe and practical scale, high-yield synthesis. This new method reduces synthesis costs, saves on purification, and minimizes environmental impact compared to traditional methods.

SourceKobe University·JournalACS Omega·TypeExperimental study·DateAug 7, 2023

New study shows how the Epstein-Barr virus transforms B cells

Researchers found that Epstein-Barr virus induces B cell growth transformation through the activation of the cancer-related gene IMPDH2, leading to uncontrolled proliferation. The study used primary B cells and found that inhibiting IMPDH2 can suppress post-transplant lymphoproliferative disorder (PTLD) development.

SourceFujita Health University·JournalMicrobiology Spectrum·TypeExperimental study·DateAug 7, 2023

Unveiling the anomalous dynamics of non-collinear antiferromagnets

Researchers at Tohoku University and MIT have unveiled the anomalous dynamics of non-collinear antiferromagnets, revealing a unique interaction between electron spins and chiral-spin structure. The findings provide essential insights for controlling these materials, which could lead to the development of functional devices in spintronics.

SourceTohoku University·JournalNature Materials·DateAug 7, 2023
Aranet4 Home CO2 Monitor

Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.

Breast cancer overdiagnosis common among older women

A recent study published in Annals of Internal Medicine found that continued breast cancer screening after age 70 is associated with a greater incidence of cancer that likely would not have caused symptoms. Researchers estimate up to 47% of breast cancers found among women aged 74-84 were overdiagnosed.

SourceAmerican College of Physicians·JournalAnnals of Internal Medicine·TypeNews article·DateAug 7, 2023

Self-supervised AI learns physics to reconstruct microscopic images from holograms

Researchers created a self-supervised AI model called GedankenNet that learns physics laws and thought experiments to reconstruct microscopic images. The model successfully reconstructed human tissue samples and Pap smears from holograms without relying on real-world experiments or data.

SourceUniversity of California - Los Angeles·JournalNature Machine Intelligence·TypeExperimental study·DateAug 7, 2023

Effective medications for opioid use disorder rarely used

A study found that out-of-pocket costs for medication are a significant barrier to treatment, with those facing the highest daily costs having a higher risk of discontinuing their treatment. Researchers call for buprenorphine to be added to the list of clinically approved preventive services to alleviate the opioid crisis

SourceVanderbilt University Medical Center·JournalJAMA Internal Medicine·DateAug 7, 2023

Longleaf pine restoration eases water scarcity in the southeast

Restoration of longleaf pine woodlands enhances stream flow while conserving an endangered ecosystem, addressing two pressing conservation issues. This approach promotes 17% more streamflow on average and 92% higher streamflow during droughts.

SourceThe Jones Center at Ichauway·JournalScience of The Total Environment·TypeObservational study·DateAug 7, 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.

Human antibody that targets carfentanil, fentanyl and related opioids reverses overdose effects in preclinical study

A human antibody that targets carfentanil, fentanyl, and related opioids has shown promising results in reversing overdose effects in a preclinical study. The antibody, developed by Scripps Research, binds tightly to the potent opioid variants and reverses respiratory depression caused by carfentanil.

SourceScripps Research Institute·JournalACS Chemical Neuroscience·DateAug 7, 2023

Experimental constraints on the viscosity of the Earth’s inner core

Researchers investigated hcp-iron rheology at high pressure and temperature using deformation experiments. The study suggests the equatorial growth or translation mode model is dominant in the Earth's inner core, with an estimated viscosity of ≥ 10^19 Pa s.

SourceEhime University·JournalJournal of Geophysical Research Solid Earth·DateAug 7, 2023

Roman road network spanning the South West identified in new research

Researchers at the University of Exeter have identified a Roman road network spanning Devon and Cornwall using LiDAR scans and geographical modelling. The network, which connected settlements with military forts, reveals that North Tawton was a strategically vital connection point.

SourceUniversity of Exeter·JournalJournal of Computer Applications in Archaeology·TypeImaging analysis·DateAug 7, 2023

Small-molecule autocatalysis drives compartment growth, competition and reproduction

A study found that small-molecule autocatalytic reactions can lead to the growth and division of compartments, mimicking cell reproduction. The reaction triggers the formose reaction, which consumes formaldehyde and produces glycolaldehyde, allowing compartments to grow and divide under external influence.

SourceHun-Ren Ökológiai Kutatóközpont·JournalNature Chemistry·TypeExperimental study·DateAug 7, 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.

A promising investigational therapeutic monoclonal antibody to treat chronic hepatitis B and D infections

A preclinical study demonstrates the effectiveness of VIR-3434 in preventing viral dissemination and reducing viral particles in a mouse model for HBV/HDV coinfection. The monoclonal antibody neutralises all known genotypes of HBV and HDV, providing a potential new option for treating chronic hepatitis B and D.

SourceGerman Center for Infection Research·JournalJournal of Hepatology·TypeExperimental study·DateAug 7, 2023

Mineralization of bone matrix regulates tumor cell growth

Researchers identified a mechanism regulating tumor growth in the skeleton, which decreases with age and can result from hormonal changes or chemotherapy. Mineralization of bone matrix reduces tumor cell growth and promotes genes associated with better patient prognosis.

SourceCornell University·JournalNature Biomedical Engineering·DateAug 7, 2023

Advancing the commercialization of two-dimensional materials: achieving the goal with UV-assisted atomic layer deposition”

A team of researchers has successfully created a high-performance graphene-dielectric interface using a novel technique called UV-assisted atomic layer deposition. This breakthrough results in uniform atomic layer deposition without compromising graphene's properties, leading to improved electrical performance and reduced defects.

SourcePohang University of Science & Technology (POSTECH)·JournalAdvanced Electronic Materials·DateAug 7, 2023
GQ GMC-500Plus Geiger Counter

GQ GMC-500Plus Geiger Counter logs beta, gamma, and X-ray levels for environmental monitoring, training labs, and safety demonstrations.

Whale like filter-feeding discovered in prehistoric marine reptile

A team of researchers from China and the UK has discovered that a group of ancient marine reptiles used whale-like filter feeding methods 250 million years ago. The Hupehsuchus skull shows adaptations similar to baleen whales, including grooves and notches along the jaws.

SourceUniversity of Bristol·JournalEcology and Evolution·TypeImaging analysis·DateAug 7, 2023

New study in JNCCN highlights rapid adoption of clinical research results into chemotherapy prescribing patterns

A new study published in JNCCN found that the adoption of clinical research results led to a significant increase in the use of shorter adjuvant chemotherapy periods, with CAPOX becoming more widely used. The study also revealed disparities in treatment patterns, with Black patients being more likely to receive shorter chemotherapy reg...

SourceNational Comprehensive Cancer Network·JournalJournal of the National Comprehensive Cancer Network·DateAug 7, 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.

Ions share their hydration secrets for industrial design and manufacturing

Researchers have proposed an explanation for the ion-specific properties of ion hydration in water-based solutions, revealing that ions with lower charge density interact with more water molecules. This result has broad applications across multiple disciplines, including chemistry, biology, and materials science.

SourceInstitute of Industrial Science, The University of Tokyo·JournalNature Communications·DateAug 7, 2023

Game-changing potential for drug testing and cardiovascular disease treatments - Tiny Heart Model Carries Massive Implications

A miniature human heart model, approximately half a grain of rice in size, has been developed to transform drug testing and cardiovascular research. This self-paced, multi-chambered model provides real-time measurements of essential parameters, enabling unprecedented insights into heart function and diseases.

SourceThe Hebrew University of Jerusalem·JournalNature Biomedical Engineering·TypeExperimental study·DateAug 7, 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.

Tiny, flexible spinal probe system could lead to better therapies

Rice University scientists have developed a tiny, flexible spinal probe system that can record high-quality data from spinal cord neurons and provide localized stimulation. The new tool aims to improve our understanding of spinal cord function and potentially bring new hope to patients with injuries or conditions.

SourceRice University·DateAug 7, 2023

Breakthrough polymer research promises to revolutionize recycling

A team of researchers at the University of Florida has developed a new method for recycling plastics that promises to reduce energy requirements without sacrificing quality. This breakthrough approach uses chemical recycling and depolymerization, which can produce recycled plastic with similar or better properties than the original mat...

SourceUniversity of Florida·JournalChem·DateAug 7, 2023

Consumers should have more visual cues when making online purchases, experts say

A new study found that providing visual information about terms and conditions after purchase improves understanding and memory, with reading times increasing by 41-162% and comprehension improving by 14-21%. Researchers recommend combining textual and visual cues to improve transparency in online consumer transactions.

SourceUniversity of Exeter·JournalJournal of Consumer Policy·TypeObservational study·DateAug 7, 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.

National Science Foundation funds NYU Tandon School of Engineering project to safeguard U.S. laws and legal information against cyberattacks and malicious actors

The NYU Tandon School of Engineering has been awarded a $1.2 million grant from the National Science Foundation to develop new technologies for securing the digital legal supply chain. The project aims to protect official laws and legal information from cyberattacks and malicious actors.

SourceNYU Tandon School of Engineering·DateAug 7, 2023

Black individuals have significantly more pre-term births than white individuals

A new study by Northwestern University found that non-Hispanic Black individuals have a significantly higher rate of pre-term births compared to non-Hispanic white individuals. Pre-pregnancy cardiovascular health and social determinants of health explain racial differences in preterm birth rates.

SourceNorthwestern University·JournalAmerican Journal of Preventive Medicine·TypeObservational study·DateAug 7, 2023

Gene grants powerful resistance to resurging plant disease

Researchers have discovered a gene, B5, in Egyptian cotton that confers powerful resistance to bacterial blight. The gene enables strong resistance to the disease under Oklahoma field conditions and accumulates high amounts of defense chemicals.

SourceAmerican Phytopathological Society·JournalPhytopathology·DateAug 7, 2023

Researchers discover antifungal molecule

Researchers at the University of Oklahoma's Natural Products Discovery Group have identified a broad-spectrum antifungal molecule called Percephacin. This breakthrough treatment shows promise for treating fungal infections that are resistant to existing treatments.

SourceUniversity of Oklahoma·JournalJournal of Natural Products·DateAug 7, 2023

Social media helped contribute to UPND gains in 2021 Zambia elections, analysis shows

A new analysis shows that social media facilitated information flow across a controlled media ecosystem, while face-to-face communication remained key. The study highlights how UPND's online messaging resonated with users, portraying Hakainde Hichilema as an electorally viable alternative to President Edgar Lungu.

SourceUniversity of Exeter·JournalJournal of Eastern African Studies·TypeSurvey·DateAug 7, 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.

Memory, forgetting, and social learning

Researchers developed an agent-based simulation model that incorporates memory, forgetting, and sharing information among group members. The study found that agents who forgot less useful behaviors made better choices, demonstrating the importance of forgetting in social learning.

SourceMax Planck Institute for Evolutionary Anthropology·JournalProceedings of the National Academy of Sciences·DateAug 7, 2023

Flock together: Sparrows drift from favored spots after losing friends

A 10-year study found that golden-crowned sparrows resettled an average of just 90 feet away from the center of their previous year's range when returning to California after winter migration. The study suggests that social bonds and familiar faces help anchor the birds to specific spaces, even when resources are scarce.

SourceUniversity of Nebraska-Lincoln·JournalProceedings of the National Academy of Sciences·DateAug 7, 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.

Laboratory research finds gluten caused brain inflammation

Researchers at the University of Otago have found that gluten can cause brain inflammation in mice, a discovery that may have implications for human physiology. The study showed that gluten increased the number of immune cells in the brain, leading to hypothalamic inflammation.

SourceUniversity of Otago·JournalJournal of Neuroendocrinology·TypeRandomized controlled/clinical trial·DateAug 7, 2023

New blood-pressure related measure predicts health outcomes in patients with intensive care

Researchers at Massachusetts General Hospital developed a method to monitor critically ill patients with circulatory shock, which may help control blood pressure and heart function. The new approach uses tissue perfusion pressure to predict patient risk of death, length of hospital stay, and peak blood lactate level.

SourceMassachusetts General Hospital·JournalNature Medicine·TypeExperimental study·DateAug 7, 2023

Study offers new insights into the impact of low-value care received by Medicare beneficiaries outside of their health systems

A new study found that nearly half of low-value care received by Medicare beneficiaries occurs outside of their health systems. Factors such as advanced age, gender, and geographic location are associated with higher risk of receiving out-of-system low-value care.

SourceThe Geisel School of Medicine at Dartmouth·JournalHealth Affairs·TypeMeta-analysis·DateAug 7, 2023