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Science News Archive December 2023 - Page 28


Page 28 of 29

Studies help explain why some prostate cancers become resistant to hormone therapy

Two studies led by UCLA researchers reveal how cancer cells use energy to survive and grow, shedding light on why some prostate cancers become resistant to hormone therapy. The findings highlight the importance of considering cell metabolism in developing new cancer treatments, particularly those targeting the androgen receptor.

SourceUniversity of California - Los Angeles Health Sciences·JournalNature Cell Biology·DateDec 4, 2023

Eating disorder hospitalizations on the rise, affecting 'atypical' groups the most

A new study reveals a disproportionate increase in pediatric eating disorder hospitalizations, particularly among males, younger teens, and those with eating disorders other than anorexia or bulimia. Hospitalizations rose by 139% over 17 years, with the greatest increases seen for these atypical groups.

SourceInstitute for Clinical Evaluative Sciences·JournalJAMA Network Open·TypeObservational study·DateDec 4, 2023
Apple iPhone 17 Pro

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

'Doughnut' beams help physicists see incredibly small objects

Researchers at the University of Colorado Boulder have developed a new technique using doughnut-shaped beams of light to take detailed images of objects too tiny to view with traditional microscopes. This approach could help scientists improve nanoelectronics by inspecting semiconductors without damaging them.

SourceUniversity of Colorado at Boulder·JournalOptica·DateDec 4, 2023

New study maps ketamine's effects on brain

A new study published in Cell Reports mapped ketamine's effects on the brains of mice, revealing widespread structural changes in the dopamine system after repeated use. The findings suggest that targeting specific areas of the brain with ketamine therapy could minimize unintended effects.

SourceColumbia University·JournalCell Reports·TypeExperimental study·DateDec 4, 2023

Unravelling the mechanism of urticaria from eruption shapes

A study by Kyoto University researchers uses hierarchical mathematical modeling to analyze the shapes of skin eruptions and link them to the in vivo pathological dynamics of CSU. The Criteria for Classification of Eruption Geometry (EGe criteria) was developed, demonstrating high reliability among dermatologists.

SourceInstitute for the Advanced Study of Human Biology (ASHBi), Kyoto University·JournalCommunications Medicine·TypeComputational simulation/modeling·DateDec 4, 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.

More than 100 “magic mushroom” genomes point the way to new cultivars

Researchers sequenced over 100 'magic mushroom' genomes to learn about their domestication and cultivation. They found that commercial cultivars lack genetic diversity, while naturalized populations in Australia maintain more diversity, including unique gene variants controlling psilocybin production.

SourceCell Press·JournalCurrent Biology·TypeObservational study·DateDec 4, 2023

New study: deep sea sensor reveals that corals produce reactive oxygen species

A new study published in PNAS Nexus reveals that deep-sea corals and sponges produce the ROS superoxide, a highly reactive compound with previously unknown effects on ocean life and chemistry. The researchers used a one-of-a-kind deep-sea chemiluminescent sensor to detect superoxide in water closely surrounding corals.

SourceWoods Hole Oceanographic Institution·JournalPNAS Nexus·TypeExperimental study·DateDec 4, 2023

New technique efficiently offers insight into gene regulation

Researchers developed a new technique called MAbID to study multiple mechanisms of gene regulation simultaneously, enabling the connection between different gene expression processes. This technology can be applied to various fields, including human development and disease research.

SourceHubrecht Institute·JournalNature Methods·TypeExperimental study·DateDec 4, 2023

Most adults eligible for statins for prevention are not using them

According to a new study published in Annals of Internal Medicine, most adults who qualify for statin use for primary prevention are not receiving them. The study found that despite increased overall statin use over time, only 35% of eligible adults were taking statins between 2013 and 2018. The researchers suggest that innovative effo...

SourceAmerican College of Physicians·JournalAnnals of Internal Medicine·TypeNews article·DateDec 4, 2023

December issues of APA journals cover childhood resilience and adult outcomes, genetics and postpartum depression, increasing rates of suicide among Black women, and more

The December issues of The American Journal of Psychiatry and Psychiatric Services explore postpartum depression, responses to stress in adulthood, and adversity in children. APA highlights increased rates of suicide among Black women, shedding light on childhood resilience and genetics.

SourceAmerican Psychiatric Association·JournalAmerican Journal of Psychiatry·DateDec 4, 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.

Health Affairs’ December Issue: Global Lessons From COVID-19

The December issue of Health Affairs explores global responses to the COVID-19 pandemic, revealing growing quality issues in the pharmaceutical industry and concerning healthcare disruptions in Latin America. Survey data also highlights vaccine uptake inequities in low- and middle-income countries.

SourceHealth Affairs·JournalHealth Affairs·DateDec 4, 2023

Osteopontin induces mitochondrial biogenesis in deadherent cancer cells

Researchers discovered that Osteopontin induces mitochondrial biogenesis in deadherent breast tumor cells, which aids metastatic success. The study suggests a possible mechanism and targets for treating cancer metastasis by increasing ATP levels and mitochondrial mass.

SourceImpact Journals LLC·JournalOncotarget·TypeObservational study·DateDec 4, 2023

Sugar permeation discovered in plant aquaporins

University of Adelaide researchers observed sucrose transport in plant aquaporins for the first time, expanding their role in plant biology. HvNIP2;1 aquaporin has altered structural characteristics that enable saccharide transport.

SourceUniversity of Adelaide·JournalJournal of Biological Chemistry·DateDec 4, 2023

Underwater vehicle AI model could be used in other adaptive control systems

A novel bio-inspired computing approach using Biologically-Inspired Experience Replay (BIER) has improved the reliability of Unmanned Underwater Vehicles (UUVs) and other adaptive control systems. The method leverages recent experiences to stabilize UUVs in challenging conditions, outperforming conventional methods.

SourceFlinders University·JournalIEEE Access·TypeExperimental study·DateDec 4, 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.

A farsighted approach to tackle nearsightedness #Acoustics23

Researchers using acoustic imaging measure eye size and growth to better understand myopia's contributing factors. Education level, light stimulation, and outdoor time are found to correlate with the development of myopia. Current solutions like glasses and contacts are being replaced by eyedrops for children and collaborative efforts ...

SourceAcoustical Society of America·DateDec 4, 2023

Endovascular catheter opens blocked arteries deep within lungs, researchers at the Lewis Katz School of Medicine at Temple University report

Researchers at Temple University Health System report that the BASHIR Endovascular Catheter reduces blockages in lung arteries and correlates with improved right ventricle function, suggesting better survival outcomes. The catheter also shows significantly lower bleeding rates compared to other devices.

SourceTemple University Health System·JournalJACC Advances·DateDec 4, 2023

Filling data gaps to assess the role of education in fertility decline

Researchers reconstructed data on fertility and education using a modeling framework, affirming existing literature that educated women have lower fertility rates. The study highlights the spillover effect of education on fertility behavior, with more women following suit in communities where education levels increase.

SourceInternational Institute for Applied Systems Analysis·JournalDemographic Research·DateDec 4, 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.

Quantum physics: Superconducting Nanowires Detect Single Protein Ions

A research team has developed a new method for detecting protein ions using superconducting nanowire detectors, which achieve almost 100% quantum efficiency and can distinguish between macromolecules based on their impact energy. This breakthrough improves the detection of proteins in mass spectrometry and offers additional information.

SourceUniversity of Vienna·JournalScience Advances·DateDec 4, 2023

Japan's first multicenter investigator-initiated clinical trial of patients with mild cognitive impairment: Results of the COMCID study

The COMCID study demonstrates the safety of cilostazol in patients with MCI, but shows no efficacy in preventing disease progression. However, treatment with cilostazol increased blood concentrations of albumin and β-amyloid complex, suggesting a potential role in clearing β-amyloid from the brain.

SourceNational Cerebral and Cardiovascular Center·JournalJAMA Network Open·DateDec 4, 2023

Increase in child suicide linked to the nation’s opioid crisis

A new study by RAND Corporation links the nation's opioid crisis to a surge in child suicides, with reformulated prescription opioids contributing to the growth. The analysis found that geographic areas with higher rates of prescription OxyContin misuse experienced sharper growth in child suicide rates.

SourceRAND Corporation·JournalDemography·TypeData/statistical analysis·DateDec 4, 2023

Snail-inspired robot could scoop ocean microplastics

Researchers developed a robot prototype inspired by a snail's ability to collect food particles at the water-air interface. The device uses an undulating motion to suck in microplastics from the surface of oceans and seas.

SourceCornell University·JournalNature Communications·DateDec 4, 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.

Investigation of degradation mechanism for all-solid-state batteries takes another step toward commercialization

Researchers at KIST identified degradation factors causing rapid capacity degradation and shortened lifespan in all-solid-state batteries. The team found that cracking of the cathode material, irreversible phase transformation, and lithium consumption contribute to overall cell capacity reduction.

SourceNational Research Council of Science & Technology·JournalAdvanced Energy Materials·DateDec 4, 2023

10 billion year, 50,000 light-year journey to black hole

Astronomers discover star S0-6 with chemical composition similar to small galaxies outside Milky Way, suggesting extragalactic origin. The star, 10 billion years old, has traveled over 50,000 light-years from its birthplace to reach vicinity of Sagittarius A*, raising questions about its past and possible companions.

SourceNational Institutes of Natural Sciences·JournalProceedings of the Japan Academy Series B·TypeObservational study·DateDec 4, 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.

Unlocking the past to combat the future: Ice core revolution in antibiotic discovery

Researchers have discovered a new source of antimicrobial compounds in ice cores, which could help combat the growing threat of antimicrobial resistance. The study employs bioprospecting and synthetic biology techniques to unearth unique compounds from these biological time capsules.

SourceNanjing Agricultural University The Academy of Science·JournalBioDesign Research·TypeExperimental study·DateDec 3, 2023

Polarized hetero-structured luminant: The “marriage” of 2D materials and 0D quantum dots

Researchers developed an all-inorganic nano-heterostructure luminant with enhanced sensitivity, stability, and efficiency, paving the way for multifunctional optical control devices. The 0D/2D configuration enables polarized blue fluorescence and multifunctional capabilities.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight Science & Applications·DateDec 3, 2023

Pioneering the future: An innovative approach to plant synthetic genomics

A new bottom-up approach to genome synthesis in multicellular plants is proposed using the model moss Physcomitrium patens. The study discusses challenges such as genome assembly and plant transformation, highlighting recent breakthroughs and limitations that must be overcome for wider application.

SourceNanjing Agricultural University The Academy of Science·JournalBioDesign Research·TypeExperimental study·DateDec 3, 2023

Needle-free ultrasound vaccine delivery #Acoustics23

Researchers have developed a needle-free ultrasound vaccine delivery technique that produces a higher immune response than traditional methods. By harnessing acoustic energy to clear passages and drive drug molecules into cells, the approach shows promise in reducing costs and increasing efficacy while minimizing risks.

SourceAcoustical Society of America·DateDec 3, 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.

Generative model unveils secrets of material disorder

Scientists at National University of Singapore developed a hybrid generative machine learning model to explore structural disorders in complex materials. The model unveiled pathways to material disorder, shedding light on factors affecting piezoelectric response. It also found evidence that domain boundaries maximize entropy.

SourceNational University of Singapore·JournalScience Advances·TypeComputational simulation/modeling·DateDec 3, 2023

Being overweight hampers body’s immune response to SARS-CoV-2

Research found that being overweight hampers the body's immune response to SARS-CoV-2 infection, leading to reduced antibody levels and activity. However, vaccination offered protection against COVID-19. The study suggests personalized recommendations for overweight individuals to ensure better COVID-19 management.

SourceUniversity of Queensland·JournalClinical & Translational Immunology·DateDec 3, 2023

Teaching physics from the din of flying discs #Acoustics23

Researchers created a unique dataset from flying discs, enabling students to learn basic signal processing tools and data visualization techniques. The experiment uses Doppler shift to determine velocity, providing valuable insights into acoustics.

SourceAcoustical Society of America·DateDec 3, 2023

Translation inhibition in CRISPR-Cas antiviral defense system

Researchers discovered a novel family of effector proteins called Cami1 that inhibit translation in bacteria attacked by viruses. By cleaving specific mRNAs, Cami1 prevents the production of viral proteins, allowing the bacterium to conserve resources.

SourceVilnius University·JournalScience·TypeExperimental study·DateDec 2, 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.

Study identifies peptide as key mediator in heavy alcohol drinking

A study from Boston University School of Medicine identifies pituitary adenylate cyclase activating polypeptide (PACAP) as a critical player in heavy alcohol consumption. PACAP's action in the brain's bed nucleus of the stria terminalis (BNST) region is found to be linked to increased stress responses and excessive drinking behavior.

SourceBoston University School of Medicine·JournaleNeuro·TypeExperimental study·DateDec 1, 2023

1 in 8 older adults use cannabis products, suggesting need to screen for risks

A new study published in Cannabis and Cannabinoids Research found that 12% of people aged 50-80 have consumed a THC-containing substance in the past year. Those who drink alcohol at risky levels have a higher rate of cannabis use, highlighting the need for education and screening for older adults.

SourceMichigan Medicine - University of Michigan·JournalCannabis and Cannabinoid Research·TypeSurvey·DateDec 1, 2023

Aging societies more vulnerable to collapse

Pre-modern states faced a steeply increasing risk of collapse within two centuries after formation, driven by environmental degradation, economic inequality, and other internal mechanisms. The research highlights the need to understand these internal processes that contribute to state demise.

SourceSanta Fe Institute·JournalProceedings of the National Academy of Sciences·DateDec 1, 2023

A color-based sensor to emulate skin's sensitivity

ChromoSense uses a translucent rubber cylinder with colored sections to detect changes in bending, stretching, compression, and temperature. The device has potential applications in wearable technologies and soft robots, offering a more targeted and information-dense sensing solution than traditional camera-based systems.

SourceEcole Polytechnique Fédérale de Lausanne·JournalNature Communications·TypeExperimental study·DateDec 1, 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.

Eminent scientists say a child-centric approach is the blueprint to improve communities

Researchers at Fralin Biomedical Research Institute present comprehensive findings from the Abecedarian Project on early childhood education and development. The study, spanning five decades, shows that coordinated education, healthcare, and social services can improve community quality of life and attract businesses.

SourceVirginia Tech·JournalMedical Research Archives·TypeRandomized controlled/clinical trial·DateDec 1, 2023

ADA Forsyth scientists work to bring tissue regeneration to replace root canal treatment

Researchers at ADA Forsyth have discovered the regenerative properties of Resolvins, specifically RvE1, which promotes pulp regeneration and reduces bacterial invasion in dental pulp. The technology has far-reaching potential for regenerative medicine beyond oral health, including growing bones in other parts of the body.

SourceForsyth Institute·JournalJournal of Dental Research·TypeExperimental study·DateDec 1, 2023

New methods for improving water management to develop sustainable cities

Researchers from Xi'an Jiaotong-Liverpool University developed a system to assess water quality challenges in Suzhou, China. The study found that the city's water capacity has increased since 2001 due to effective water management measures.

SourceXi'an Jiaotong-Liverpool University·JournalWater Resources Management·TypeCase study·DateDec 1, 2023

Can preeclampsia be prevented?

A study published in Science Advances found that abnormal cell stress in the placenta's syncytiotrophoblast layer may lead to preeclampsia. Researchers also developed a mouse model to demonstrate the effects of this stress, showing similar signs of high blood pressure and kidney damage.

SourceMedical College of Wisconsin·JournalScience Advances·TypeExperimental study·DateDec 1, 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.

CHOP researchers discover deep structural biology connections that help improve CAR therapy

Researchers have identified 'backbones' in HLA complexes that link to peptide-centric CARs, allowing for targeted therapies across different variants and tumor types. This breakthrough enables the design of more efficient CAR therapies for a broader range of patients with complex and difficult-to-treat cancers.

SourceChildren's Hospital of Philadelphia·JournalScience Immunology·TypeExperimental study·DateDec 1, 2023

When physics meets biology: prion protein orchestrates liquid-liquid phase separation with copper

Researchers discovered that prion protein and copper form sticky droplets under oxidative stress, leading to abnormal solid formation. The study highlights the biological significance of liquid-liquid phase separation in regulating copper homeostasis by PrP.

SourceInstituto Nacional de Ciência e Tecnologia de Biologia Estrutural e Bioimagem (INBEB)·JournalScience Advances·TypeExperimental study·DateDec 1, 2023

Harvesting more solar energy with supercrystals

LMU researchers create a two-dimensional supercrystal that generates hydrogen from formic acid using sunlight, holding the world record for green hydrogen production. The material uses plasmonic nanostructures to concentrate solar energy and convert it into high-energy electrons.

SourceLudwig-Maximilians-Universität München·JournalNature·DateDec 1, 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.

Antiviral therapy favors a lower risk of liver cirrhosis in HBeAg-negative chronic hepatitis B with normal alanine transaminase and HBV DNA positivity

A comprehensive study finds that continuous antiviral therapy significantly reduces the risk of liver nodules and cirrhosis in HBeAg-negative CHB patients. Patients with high HBV DNA levels also show a significant decrease in liver cirrhosis risk with ongoing treatment.

SourceXia & He Publishing Inc.·JournalJournal of Clinical and Translational Hepatology·DateDec 1, 2023

Pathogens use force to breach immune defenses, study finds

Researchers at Indiana University discovered that pathogens can apply physical forces during entry into host cells, evading degradation and surviving intracellularly. This finding suggests targeting pathogen movement may be a new way to combat infection inside cells.

SourceIndiana University·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateDec 1, 2023

UAB researchers demonstrate how genetics play a role in the development of hypertension

A recent study published in Circulation: Genomic and Precision Medicine reveals that genetics significantly contribute to the sex differences in hypertension development. The research found that females with high genetic risk scores had a higher risk of hypertension compared to males, while low-risk females had a lower risk than males.

SourceUniversity of Alabama at Birmingham·JournalCirculation·TypeData/statistical analysis·DateDec 1, 2023

A new possible explanation for the Hubble tension

Researchers from Universities of Bonn and St. Andrews propose an alternative theory of gravity as the cause of the discrepancy in measured values of the Hubble-Lemaitre constant. This 'modified Newtonian dynamics' (MOND) theory predicts the existence of regions with lower matter density, which would explain the observed deviations.

SourceUniversity of Bonn·JournalMonthly Notices of the Royal Astronomical Society·TypeComputational simulation/modeling·DateDec 1, 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.

Disability, Politecnico di Milano experiments with AI to make historic city centers accessible

Researchers used machine learning and mobile mapping systems to analyze the town of Sabbioneta's streets and pavements, identifying accessible trajectories and paths for citizens with motor disabilities. The study demonstrated the effectiveness of AI in assessing physical accessibility in historic urban contexts.

SourcePolitecnico di Milano·JournalInternational Journal of Applied Earth Observation and Geoinformation·TypeMeta-analysis·DateDec 1, 2023