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Science News Archive 2023 - Page 146


Page 146 of 444

New blood test detects a key indicator of Parkinson’s disease

Researchers have developed a blood test that detects Parkinson's disease by quantifying DNA damage in mitochondrial cells. The test has been shown to identify patients with and without the genetic mutation LRRK2, potentially leading to early diagnosis and targeted therapies.

SourceDuke University Medical Center·JournalScience Translational Medicine·DateAug 30, 2023

Adapting Ritalin® to tackle cocaine abuse

Researchers have developed a new method to adapt Ritalin to tackle cocaine abuse, overcoming a chemical hurdle that previously limited the potential of methylphenidate derivatives. This breakthrough could lead to more effective treatment options for cocaine addiction.

SourceAmerican Chemical Society·JournalACS Central Science·DateAug 30, 2023

Study helps explain SARS-CoV-2 variants’ rapid spread

New SARS-CoV-2 variants, such as BQ.11 and XBB.1.5, bind to cells more tightly and evade antibodies more efficiently than earlier variants, allowing reinfections and breakthrough infections. Previous infection or vaccination can generate antibodies that recognize some proteins on newer variants, reducing the risk of serious illness.

SourceUniversity of Washington School of Medicine/UW Medicine·JournalNature·TypeExperimental study·DateAug 30, 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.

Nuclear weapons tests are unappreciated source of radioactivity in German wild boars

Researchers found that nuclear weapon fallout from 60 to 80 years ago also contributes to the persistent radioactivity in German wild boars. The team measured cesium-137 levels and compared them to cesium-135 using a mass spectrometer, finding that nuclear weapons testing supplied between 10 and 68% of the contamination.

SourceAmerican Chemical Society·JournalEnvironmental Science & Technology·DateAug 30, 2023

Energy storage in molecules

A team of researchers has discovered a particularly efficient molecular structure for solar energy storage materials, which could lead to more efficient solar energy harvesting. The new molecules were identified by screening over 400,000 molecules with the help of machine learning and quantum computing.

SourceWiley·JournalAngewandte Chemie International Edition·TypeComputational simulation/modeling·DateAug 30, 2023

Cell interactions in abnormal structures in aged kidneys

Researchers investigated the role of tertiary lymphoid tissues in aging kidney disease, identifying proinflammatory interactions between renal cells and immune cells that promote inflammation and injury. The study suggests targeting proinflammatory cytokines for potential therapeutic strategies.

SourceKyoto University·JournalJournal of the American Society of Nephrology·TypeExperimental study·DateAug 30, 2023

Embargoed - Potent oral agent that acts as both immunotherapy and targeted treatment produces high response rate in patients with hard-to-treat and refractory multiple myeloma when combined with steroid, trial shows

A new oral agent called mezigdomide has shown impressive responses in combination with dexamethasone in patients with multiple myeloma that had relapsed and stopped responding to all currently available therapies. The treatment produced a response rate of over 40% and a median duration of response of almost 8 months.

SourceDana-Farber Cancer Institute·JournalNew England Journal of Medicine·DateAug 30, 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.

Home-monitoring during IVF equally safe and successful

A recent study published in The Lancet found that home-monitoring during IVF is just as effective as hospital checks, with similar pregnancy rates and fewer complications. This approach also reduces costs by up to 80% and has numerous environmental benefits.

SourceAmsterdam University Medical Center·JournalThe Lancet·TypeRandomized controlled/clinical trial·DateAug 30, 2023

Can taking statins after a bleeding stroke lower risk of another stroke?

A new study published in Neurology found that people who take cholesterol-lowering drugs called statins after having a bleeding stroke may have a lower risk of having another stroke, especially ischemic stroke. The study also found no increased risk of bleeding stroke with statin use.

SourceAmerican Academy of Neurology·JournalNeurology·DateAug 30, 2023

A new method helps to measure cosmological distances more accurately

A new method using galaxy ellipticity and density has been developed to detect Baryon Acoustic Oscillations, allowing for more precise measurement of cosmological distances. This breakthrough opens new doors in astronomy, providing clues about the universe's history and composition.

SourceUniversity of Córdoba·JournalNature Astronomy·TypeData/statistical analysis·DateAug 30, 2023

How a mere 12% of Americans eat half the nation’s beef, creating significant health and environmental impacts

A new study found that 12% of Americans are responsible for eating half of all beef consumed on a given day. The study analyzed data from the CDC's National Health and Nutrition Examination Survey and found that these individuals, mostly men or those between 50-65 years old, eat disproportionately large amounts of beef.

SourceTulane University·JournalNutrients·TypeData/statistical analysis·DateAug 30, 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.

AI helps ID cancer risk factors

A novel study from the University of South Australia identified 84 features that could signal increased cancer risk in a dataset of 459,169 UK Biobank participants. The study found several biomarkers linked to cancer risk, including urinary microalbumin and high levels of cystatin C.

SourceUniversity of South Australia·JournalEuropean Journal of Clinical Investigation·TypeData/statistical analysis·DateAug 30, 2023

Research led by the US and IBiS identifies a new cell type that is key in the development of memory and learning

Researchers have identified a new cell type, ARG1+ microglia, involved in brain development and function during early postnatal stages. This discovery sheds light on the role of microglia in neural systems and their potential link to neurodevelopmental and neurodegenerative diseases such as Alzheimer's.

SourceUniversity of Seville·JournalNature Neuroscience·TypeObservational study·DateAug 30, 2023

A “mini-brain” traces the link between concussion and Alzheimer’s disease

Researchers at Purdue University have developed a 'mini-brain' that tracks the effects of concussive force on brain cells, revealing a link between head trauma and Alzheimer's disease. The study found that even hours after a hit, acrolein production leads to misfolded amyloid beta protein aggregation.

SourcePurdue University·JournalLab on a Chip·TypeExperimental study·DateAug 29, 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.

New research sheds light on the side effects of COVID-19 vaccination

Two studies published by Aarhus University found that common side effects like malaise, fever, and fatigue occur frequently after COVID-19 vaccination. Menstruating women reported a 30% increase in menstrual cycle changes, with stress, age, and smoking contributing to the correlation.

SourceAarhus University·JournalHuman Reproduction·TypeSurvey·DateAug 29, 2023

A first for ferrocene: Organometallic capsule with unusual charge-transfer interactions

A ferrocene-based capsule with unusual charge-transfer interactions has been synthesized, allowing for reversible encapsulation and release of guest molecules. The capsule can bind to a variety of organic and inorganic dyes and electron-accepting molecules, demonstrating its potential applications in medicine, biotechnology, and chemic...

SourceTokyo Institute of Technology·JournalAngewandte Chemie International Edition·TypeExperimental study·DateAug 29, 2023

AI-powered triage platform could aid future viral outbreak response

A new AI-powered triage platform uses machine learning and metabolomics data to predict patient disease severity and length of hospitalization during a viral outbreak. The platform integrates routine clinical data, patient comorbidity information, and untargeted plasma metabolomics data to drive its predictions.

SourceYale University·JournalHuman Genomics·DateAug 29, 2023

Reduced risk of bleeding with modern blood thinners

A nationwide study found that modern blood thinners (NOACs) reduce the risk of serious bleeding by up to 45 percent compared to traditional drug Waran. Apixaban, a NOAC substance, is associated with a lower risk of bleeding in both short and long-term treatment.

SourceUniversity of Gothenburg·JournalJournal of Internal Medicine·TypeObservational study·DateAug 29, 2023
Apple iPhone 17 Pro

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

Combining AI models improves breast cancer risk assessment

A study published in Radiology found that combining short- and long-term breast cancer risk models using artificial intelligence can improve cancer risk assessment. The combined model showed an overall improved risk assessment for both interval and long-term cancer detection, identifying women at high risk for breast cancer.

SourceRadiological Society of North America·JournalRadiology·DateAug 29, 2023

New study highlights equity concerns in pandemic triage plans

A new study published in JAMA Network Open reveals that most state-level pandemic triage plans still discriminate against older adults, individuals with disabilities, and minoritized racial and ethnic groups. The plans restrict access to critical care resources for patients with specific health conditions.

SourceUniversity of Minnesota Medical School·JournalJAMA Network Open·TypeObservational study·DateAug 29, 2023

New series presents research to address Internet of Things concerns

A new series of research papers addresses safety concerns in the Internet of Things, including data analysis and protection. The collection proposes solutions to challenges such as retrieving video data with textual queries and regulating media data dissemination.

SourceTsinghua University Press·JournalIntelligent and Converged Networks·DateAug 29, 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.

Boys' snooze patterns remain stable before their teenage years

A new study found that boys' sleep patterns remain stable until around age 12, suggesting that social and behavioral factors may play a role in sleep problems. After this age, changes in sleep patterns may begin to occur, making it essential for parents to seek help when needed.

SourceFlinders University·JournalSleep Medicine·TypeCase study·DateAug 29, 2023

Your genes influence whether depression leads to other diseases

A study of 1.3 million people found that those with hospital-treated depression have a high risk of developing conditions like bipolar disorder, schizophrenia, and anxiety disorders. Genetic analysis also revealed a link between depression and reduced cognitive abilities, such as abstract thinking and mental flexibility.

SourceAarhus University·JournalNature Medicine·TypeExperimental study·DateAug 29, 2023

Sanitized ready-to-eat salad may contain disease-causing bacteria

Research on minimally processed vegetables reveals unsatisfactory microbiological safety, with Escherichia coli and Salmonella spp. found at high prevalence rates. The study calls for best practice assurance to guarantee products with quality and safety for consumers.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalFoods·DateAug 29, 2023

The building industry and forest diversity and resilience

Researchers advocate for a forest-first approach to specifying timber species in forestry and building practices, emphasizing the need for climate-adaptive strategies. By selecting suitable tree species based on ecological and building traits, builders can create resilient forests and support functional diversity.

SourcePNAS Nexus·JournalPNAS Nexus·DateAug 29, 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.

Overcoming the challenges to synthesising iron–sulfur proteins outside the glovebox

Researchers overcome challenges in synthesizing iron-sulfur proteins by developing a novel protocol that functions in an oxygen-free environment. The protocol uses a combination of protein systems and enzymes to produce mature Fe-S proteins, which has significant implications for synthetic biology and anaerobic enzymology.

SourceTokyo Institute of Technology·JournalACS Synthetic Biology·TypeExperimental study·DateAug 29, 2023

Enhanced chemical weathering: A solution to the climate crisis?

Researchers discovered that blending crushed rock with arable soil could help reduce global temperatures. The process, known as enhanced chemical weathering, works by releasing calcium and magnesium from rocks, which bind atmospheric carbon dioxide and prevent its release back into the atmosphere.

SourceJohannes Gutenberg Universitaet Mainz·JournalNature Geoscience·DateAug 29, 2023

Smart fabrics’ informed touch can tell you where to go

Researchers at Rice University developed wearable textile-based devices that utilize fluidic control to provide sophisticated haptic cues. The system enables users to navigate through real-world environments using tactile feedback, potentially enhancing visual and auditory inputs for those with impairments.

SourceRice University·JournalDevice·TypeExperimental study·DateAug 29, 2023

Rechargable revolution

Researchers at Swiss Federal Laboratories for Materials Science and Technology have developed a new rechargeable battery technology that can be charged and discharged within one minute, lasts ten times as long as a lithium-ion battery, and is insensitive to temperature fluctuations. The thin-film solid-state battery has the potential t...

SourceSwiss Federal Laboratories for Materials Science and Technology (EMPA)·JournalCommunications Chemistry·TypeExperimental study·DateAug 29, 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.

More sleep could reduce impulsive behavior in children

A new study from the University of Georgia found that improved sleep can significantly reduce impulsive behaviors in children exposed to stressful environments. The study, which analyzed data from over 11,000 children aged 9-10, discovered that lack of sleep and long sleep latency were linked to increased impulsivity.

SourceUniversity of Georgia·JournalSleep Health·DateAug 29, 2023

Quantum discovery offers glimpse into other-worldly realm

Researchers have created an 'Alice ring' that verifies a decades-old theory on monopole decay, opening doors to understanding how these structures function in the universe. The discovery offers a glimpse into a world where particle physics is turned on its head.

SourceAalto University·JournalNature Communications·DateAug 29, 2023

Researchers discover common origin behind major childhood allergies

Researchers found a common bacterial signature associated with the development of eczema, asthma, food allergy, and hay fever in children. The study suggests that early life influences on gut microbiota may play a key role in the development of these allergies.

SourceUniversity of British Columbia·JournalNature Communications·DateAug 29, 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.

Rapid shifts from drought to downpour occurring more often

Research found seven regional hotspots where sudden shifts from drought to heavy rains are becoming more common due to climate change. The study's discovery of land-based feedback loops can help improve predictive climate models and aid communities in preparing for extreme weather conditions.

SourceUniversity of Texas at Austin·JournalNature Communications·TypeData/statistical analysis·DateAug 29, 2023

Carnegie Mellon University robot puts on shirts one sleeve at a time

Researchers created a robot-assisted dressing system using artificial intelligence to accommodate various human body shapes, arm poses, and clothing selections. The system was evaluated in a human study with 510 trials across 17 participants, achieving an average success rate of 86% in pulling the sleeve of each garment onto their arm.

SourceCarnegie Mellon University·DateAug 29, 2023

Caloric restriction is known as a dietary intervention that can improve aging health, but this study shows that a dietary change from glucose to galactose, without restriction, can result in healthy aging in yeast

Researchers at PLOS discovered that a diet change from glucose to galactose can slow down aging in yeast, similar to the benefits of caloric restriction. The study found that this dietary shift maintains a youthful profile in ageing yeast cells.

SourcePLOS·JournalPLOS Biology·DateAug 29, 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.

Steps forward in gene therapy for hearing loss linked to rare disease

Researchers at UCL and NIHR Great Ormond Street Hospital Biomedical Research Centre have developed a gene therapy that significantly reduces hearing loss in mice with Norrie disease. The treatment, which restores the missing norrin protein, has shown improved blood vessel structure and protected sensory hairs in the inner ear.

SourceUniversity College London·JournalEMBO Molecular Medicine·DateAug 29, 2023

Study uses motion capture to determine what makes the best free-throw shooters

A new study from the University of Kansas used motion capture technology to analyze the biomechanics of proficient free-throw shooters. Proficient shooters exhibited lower knee and center of mass peak and mean angular velocities, greater release height, and less forward trunk lean compared to nonproficient shooters.

SourceUniversity of Kansas·JournalFrontiers in Sports and Active Living·TypeImaging analysis·DateAug 29, 2023

Innovative therapy for anorexia nervosa shows promise

Researchers at the Laureate Institute for Brain Research found significant effects of floatation-therapy on body image and anxiety in patients with anorexia nervosa. The study showed immediate and sustained reductions in body image dissatisfaction and improved anxiety, which remained after treatment and lasted up to six months.

SourceLaureate Institute for Brain Research·JournalEClinicalMedicine·TypeRandomized controlled/clinical trial·DateAug 29, 2023

Prevalence of disabilities for older Black & White Americans plummeted from 2008 to 2017

The study found a significant decline in the prevalence of serious later-life cognitive impairments among Black Americans, narrowing racial disparities. However, racial disparities persisted in activities of daily living and functional limitations. Improved air quality may have contributed to the narrowing of disparities in cognitive i...

SourceUniversity of Toronto·JournalAging and Human Development·TypeSurvey·DateAug 29, 2023
DJI Air 3 (RC-N2)

DJI Air 3 (RC-N2) captures 4K mapping passes and environmental surveys with dual cameras, long flight time, and omnidirectional obstacle sensing.

New and improved bioink to enhance 3D bioprinted skeletal muscle constructs

Scientists at the Terasaki Institute for Biomedical Innovation have developed a new bioink that enhances the formation of mature skeletal muscle tissue from muscle precursor cells, increasing efficiency and potential therapies for muscle loss or injury. The bioink's sustained delivery of IGF-1 promotes muscle regeneration and repair.

SourceTerasaki Institute for Biomedical Innovation·JournalMacromolecular Bioscience·TypeExperimental study·DateAug 29, 2023

Jefferson Lab receives 2023 EPEAT Purchaser Award

Jefferson Lab has received the 2023 EPEAT Purchaser Award for its commitment to buying sustainable electronics. The lab saved $15,532 by purchasing EPEAT devices in fiscal year 2022, which also reduced greenhouse gas emissions equivalent to removing 18 average U.S. passenger cars from the road.

SourceDOE/Thomas Jefferson National Accelerator Facility·DateAug 29, 2023

Produce prescription programs yield positive health benefits for participants, study finds

A Tufts University study found that produce prescription programs associated with significant improvements in health outcomes, including halving food insecurity and lowering blood pressure. The programs provided free fruits and vegetables to low-income individuals with diet-related illnesses, resulting in clinically relevant outcomes.

SourceTufts University·JournalCirculation Cardiovascular Quality and Outcomes·DateAug 29, 2023

Maintaining stable weight increases longevity among older women

Women who maintained a stable weight were 1.2 to 2 times more likely to achieve exceptional longevity compared to those who lost 5% or more, with a 51% lower survival rate at age 90. Stable weight is associated with increased longevity in older women.

SourceUniversity of California - San Diego·JournalJournal of Gerontology·TypeObservational study·DateAug 29, 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.

Sharing best practice for radiative cooling

Researchers propose standardized criteria for radiative cooling performance evaluation to improve reliability and comparability. The technology uses the sky as a heat sink to achieve cooling below ambient temperatures.

SourceKing Abdullah University of Science & Technology (KAUST)·JournalNature Sustainability·DateAug 29, 2023

Graphene: Perfection is futile

Researchers at TU Wien developed a comprehensive computer model of realistic graphene structures, showing that the material's desired effects are stable even with defects. This means graphene can be used in quantum information technology and sensing without needing to be perfect.

SourceVienna University of Technology·JournalCarbon·TypeData/statistical analysis·DateAug 29, 2023

Titanium micro-spikes skewer resistant superbugs

Researchers discovered that titanium micro-spikes with rough surfaces can effectively kill drug-resistant fungus and Candida species through apoptosis. The findings suggest that these surface features may be a promising approach to combatting superbug resistance.

SourceRMIT University·JournalAdvanced Materials Interfaces·TypeExperimental study·DateAug 29, 2023

Prescription for fruits, vegetables linked to better heart health, food security

A new study found that people who received free produce prescriptions experienced increased fruit and vegetable consumption, leading to improved body mass index, blood sugar, and blood pressure levels. This research suggests that produce prescription programs may be an effective way to address food insecurity and promote health.

SourceAmerican Heart Association·JournalCirculation·DateAug 29, 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.

Can this forest survive? Predicting forest death or recovery after drought

A team of researchers from UC Davis has developed a tool that can predict which forests are likely to survive or die after a drought. By analyzing changes in precipitation, soil moisture, and temperature, the tool links these factors to tree growth and carbon reserves.

SourceUniversity of California - Davis·JournalGlobal Change Biology·TypeComputational simulation/modeling·DateAug 29, 2023