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Science News Archive 2023 - Page 325


Page 325 of 444

UNLV, SNWA study makes case for Candida auris wastewater surveillance

Researchers in Southern Nevada have detected Candida auris genetic material in untreated sewage samples from seven wastewater treatment facilities. The fungus was also found in nearly 80% of untreated sewage samples, indicating its spread in the region. Wastewater surveillance may provide an early warning system for public health actio...

SourceUniversity of Nevada, Las Vegas·TypeData/statistical analysis·DateApr 6, 2023
Apple iPhone 17 Pro

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

Omicron appears more deadly than seasonal influenza, study suggests

Adults hospitalized with Omicron had a higher death rate than those with seasonal influenza, even though Omicron is considered less virulent. The study found patients hospitalized with Omicron were older and had more underlying illnesses, which may contribute to the higher mortality rate.

SourceEuropean Society of Clinical Microbiology and Infectious Diseases·DateApr 6, 2023

Respiratory virus plagues SA but new vaccine for pregnant moms saves babies

The MATISSE study found that administering the Pfizer Bivalent Prefusion F Vaccine in pregnancy reduces severe RSV-associated lower respiratory tract infection by 82% in infants aged six months old. This vaccine is particularly important in low- and middle-income countries where the burden of RSV illness is highest.

SourceUniversity of the Witwatersrand·JournalNew England Journal of Medicine·TypeRandomized controlled/clinical trial·DateApr 6, 2023

Cancer researchers identify protein with novel anti-tumoral activities

Scientists at the University of Colorado Anschutz Medical Campus identified protein FAM193A as a key component of a mechanism suppressing tumor growth. The discovery offers new potential for cancer therapies targeting p53, a frequently mutated gene in human cancers.

SourceUniversity of Colorado Anschutz Medical Campus·JournalCell Reports·DateApr 6, 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.

Fully recyclable printed electronics ditch toxic chemicals for water

Researchers at Duke University have produced the world's first fully recyclable printed electronics that replace hazardous chemicals with water in the fabrication process. The demonstration points to a path towards reducing environmental footprint and human health risks in the electronics industry.

SourceDuke University·JournalNano Letters·TypeExperimental study·DateApr 6, 2023

Using photons as neurotransmitters to control the activity of neurons

Scientists have developed a system called PhAST, which uses light-emitting enzymes and ion channels to transmit information between neurons. This method has shown promising results in restoring communication in defective circuits and modifying animal behavior.

SourceICFO-The Institute of Photonic Sciences·JournalNature Methods·DateApr 6, 2023

Gene scissors find target for testicular cancer therapy

Researchers at Universitatsklinikum Bonn used CRISPR gene scissors to identify NAE1 as a driver of cisplatin resistance in testicular cancer. Inhibiting this protein with MLN4924 restores cisplatin's effectiveness and has an additional killing effect on tumor cells, offering new treatment options.

SourceUniversitatsklinikum Bonn·JournalBritish Journal of Cancer·DateApr 6, 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.

Obstructive sleep apnea may directly cause early cognitive decline

Researchers found that obstructive sleep apnea (OSA) can cause premature cognitive decline in middle-aged men, including poorer executive functioning and social cognition. The study suggests that OSA itself is sufficient to cause these deficits, rather than being solely attributed to co-morbidities.

SourceFrontiers·JournalFrontiers in Sleep·TypeExperimental study·DateApr 6, 2023

People with NAFLD have decreased expression of a liver enzyme needed for medication processing, according to researchers from Indiana University and Eli Lilly

A study from Indiana University School of Medicine found that people with NAFLD have significantly decreased levels of the liver enzyme CYP2C19, which is important for medication processing. This decrease may lead to slower clearance of certain medications and reduced effectiveness of medicines like antidepressants and clopidogrel.

SourceIndiana University School of Medicine·JournalNature Communications·DateApr 6, 2023

Disparities identified among patients receiving advanced pulmonary support

A study published in Annals of the American Thoracic Society has identified disparities in patients receiving extracorporeal membrane oxygenation (ECMO) treatment for severe respiratory illness. Men and those with private health insurance are more likely to receive ECMO, while women and Medicaid recipients are less likely.

SourceNIH/National Heart, Lung and Blood Institute·JournalAnnals of the American Thoracic Society·DateApr 6, 2023

Gender and energy key to sustainable development goals

Research highlights gaps in knowledge about the relationship between gender and energy, limiting policymakers' actions and exacerbating inequality. Women's access to finance, education, and household bargaining power can increase adoption of efficient cooking technologies and cleaner fuels.

SourceDuke University·JournalNature Energy·TypeLiterature review·DateApr 6, 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.

Newly discovered probiotic could protect Caribbean corals threatened by deadly, devastating disease

Researchers have identified a probiotic that can protect Caribbean corals from stony coral tissue loss disease (SCTLD), a deadly and rapidly spreading affliction. The probiotic treatment has been shown to stop or slow the progression of the disease in infected coral fragments, offering an antibiotic-free alternative.

SourceSmithsonian·JournalCommunications Biology·TypeExperimental study·DateApr 6, 2023

Moving towards 3 degrees of warming – the phasing out of coal is too slow

A study by Chalmers University of Technology and Lund University shows that phasing out coal is necessary to limit global warming to 2 degrees. However, current commitments from countries are not sufficient, and China and India need to take rapid action within five years.

SourceChalmers University of Technology·JournalEnvironmental Research Letters·TypeData/statistical analysis·DateApr 6, 2023

Providing critical insights for animal development - HKU biologists determine the evolutionary age of individual cell types

A research team led by Dr Chaogu ZHENG from the University of Hong Kong studies the transcriptome age of C. elegans at the single-cell level, revealing insights into cellular basis of 'hourglass' pattern of animal development and evolutionary relationship among cell types.

SourceThe University of Hong Kong·JournalProceedings of the National Academy of Sciences·TypeMeta-analysis·DateApr 6, 2023

How our brain makes new decisions

Researchers discovered how our brain makes new decisions by applying stored knowledge to novel situations. The study found that individuals use both spatial and temporal relationships learned from past experiences to inform their choices.

SourceMax Planck Institute for Human Cognitive and Brain Sciences·JournalNature Neuroscience·TypeExperimental study·DateApr 6, 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.

New atomic-scale understanding of catalysis could unlock massive energy savings

Researchers at UW-Madison developed a model of how catalytic reactions work at the atomic scale, potentially allowing for more efficient catalysts and enormous energy savings. The new framework challenges established assumptions about catalysis, its relevance to non-metal catalysts, corrosion, and tribology.

SourceUniversity of Wisconsin-Madison·JournalScience·TypeExperimental study·DateApr 6, 2023

Simple but revolutionary modular organoids

Scientists at RIKEN have developed a new technique for creating complex 3D organoids using a cube-like structure made of hydrogels. This innovation enables researchers to control the environment around cells, allowing for the creation of tissues with faithful reproduction of asymmetric genetic expression. The technology has the potenti...

SourceRIKEN·JournalCommunications Biology·TypeExperimental study·DateApr 6, 2023

Model simulates variable flap stiffness for the best lift

A team of researchers at the University of Illinois has developed a bio-inspired model that simulates variable stiffness flaps on an airfoil to improve lift. The study used reinforcement learning to optimize the stiffness levels, resulting in significant improvements compared to traditional single-stiffness models.

SourceUniversity of Illinois Grainger College of Engineering·JournalJournal of Fluid Mechanics·DateApr 6, 2023

UH study finds Black Lives Matter movement had significant impact on Black entrepreneurs’ crowdfunding efforts

A study by the University of Houston found that Black restaurateurs were 76% less likely to succeed in using crowdfunding sources before the Black Lives Matter movement rose to prominence. However, after the movement's endorsement on Kickstarter, funding success for Black-owned restaurants increased nearly four times.

SourceUniversity of Houston·JournalInternational Journal of Hospitality Management·TypeData/statistical analysis·DateApr 6, 2023
Celestron NexStar 8SE Computerized Telescope

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

How to overcome noise in quantum computations

Researchers have derived a formula predicting the effects of environmental noise on quantum computing. By incorporating redundancy in quantum messages, scientists can now quantify how much redundancy is needed to protect against dephasing noise.

SourceUniversiteit van Amsterdam·JournalNature Photonics·TypeComputational simulation/modeling·DateApr 6, 2023

Optimizing sepsis treatment timing with a machine learning model

A new machine learning model estimates optimal treatment timing for sepsis, taking into account vital signs and lab test results to predict patient survival. The model was trained on a dataset of over 14,000 individuals with sepsis and showed improved outcomes when actual treatment matched the recommended timeline.

SourceOhio State University·JournalNature Machine Intelligence·TypeComputational simulation/modeling·DateApr 6, 2023

Alternative glucose breakdown ensures the survival of cancer cells

Scientists discover that cancer cells use an alternative sugar breakdown pathway when GAPDH is inactivated by oxidative stress, enabling them to tolerate high levels of oxidants. This mechanism also protects cancer cells from chemotherapy and radiotherapy.

SourceGerman Cancer Research Center (Deutsches Krebsforschungszentrum, DKFZ)·JournalNature Metabolism·DateApr 6, 2023

Predictably synthesizing a library of white-light-emitting perovskites

Researchers predictably synthesized broadband white-light-emitting perovskites using a steric hindrance regulation strategy, exhibiting tunable emission from 400 to 800 nm. The approach opens a general way to directed synthesis of abundant white-light-emitting perovskites.

SourceScience China Press·JournalScience China Chemistry·DateApr 6, 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.

Study reveals how diet and probiotics boost melanoma immunotherapy response

Researchers found that probiotic bacteria Lactobacillus reuteri stimulates cancer-killing T cells by secreting indole-3-aldehyde, which activates a receptor in CD8 cells. A diet rich in tryptophan enhances the effect of immunotherapy on shrinking tumors and prolonging survival.

SourceUniversity of Pittsburgh·JournalCell·TypeExperimental study·DateApr 6, 2023

People with sleep problems may be more likely to have a stroke

A global study led by the University of Galway found that sleep problems, including snoring and sleep apnea, can increase the likelihood of having a stroke. The study identified six sleep behaviors associated with an increased risk of stroke.

SourceUniversity of Galway·JournalNeurology·TypeMeta-analysis·DateApr 6, 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.

Studying consciousness without affecting it

Researchers at MIT's Picower Institute have developed a new method to measure consciousness without external stimulation, using a breathing task internally prompted by the subject. This approach detected loss of responsiveness at lower concentrations of anesthetic than previous methods, suggesting it is more sensitive.

SourcePicower Institute at MIT·JournalBritish Journal of Anaesthesia·TypeExperimental study·DateApr 6, 2023

US forests face an unclear future with climate change

A new study by University of Utah researchers finds that US forests may lose carbon through fire, stress, and insect damage, compromising their role as a climate solution. The study suggests urgent need to update carbon offset protocols with best available science on climate risks.

SourceUniversity of Utah·JournalNature Geoscience·TypeData/statistical analysis·DateApr 6, 2023

UBC Okanagan researchers create real estate market assessment tool

A team of UBC Okanagan researchers has developed a regional house price mining and forecasting framework (RHPMF) that provides comprehensive reports on neighborhood data. The tool helps users analyze population, social dynamics, housing costs, and historical background to assess the market and make informed decisions.

SourceUniversity of British Columbia Okanagan campus·JournalInformation Fusion·TypeMeta-analysis·DateApr 6, 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.

Requirement to wear masks in hospitals may have little impact on COVID-19 transmission during Omicron wave, UK study suggests

A new UK study found that wearing surgical masks in a large London hospital during the first 10 months of Omicron activity made no difference to reducing hospital-acquired SARS-CoV-2 infections. Researchers analyzed infection control data and found no significant change in infection rates when mask-wearing policies were removed or cont...

SourceEuropean Society of Clinical Microbiology and Infectious Diseases·DateApr 6, 2023

Hundreds of very shallow earthquakes detected in California’s Long Beach and Seal Beach

Seismic arrays in California's Long Beach and Seal Beach detected over 1,200 shallow earthquakes, showing the Newport-Inglewood fault splays widely at shallow depths. This suggests that a rupture to propagate to the surface may have multiple paths, implications for earthquake hazard planning.

SourceSeismological Society of America·JournalSeismological Research Letters·TypeObservational study·DateApr 5, 2023

Diversifying crop fields reduces pest abundance, study finds

A comprehensive study across six continents found intercropping to be effective against pests, with cabbage and squash showing the strongest resistance. The analysis of 44 field studies revealed that interspersed planting schemes were more effective than border plantings.

SourceUniversity of Florida·JournalJournal of Applied Ecology·DateApr 5, 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 'smart layer' could enhance durability and efficiency of solid-state batteries

Researchers developed a new technique to make solid-state electrolytes safer and more efficient for solid-state batteries, addressing the dendrite growth problem. The new approach creates a barrier layer that slows down dendrite growth and promotes their quick elimination, making the battery safer and more reliable.

SourceUniversity of Surrey·JournalEnergy & Environmental Science·TypeExperimental study·DateApr 5, 2023

Finding a way to combat long COVID

Researchers identified potential neurological biomarkers of long COVID-19 in nonhuman primates, which could aid in diagnosis, monitoring, and treatment. The study found elevated proteins associated with neurodegenerative disorders in the brain, cerebrospinal fluid, and blood after SARS-CoV-2 infection.

SourceAmerican Society for Biochemistry and Molecular Biology·JournalMolecular & Cellular Proteomics·TypeExperimental study·DateApr 5, 2023
Creality K1 Max 3D Printer

Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.

Danger or pleasure? How we learn to tell the difference

Researchers have discovered that the amygdala uses specialized neurons to learn about threats and rewards, a finding that could lead to more effective treatments for anxiety and drug addiction. By studying how these neurons respond differently to various stimuli, scientists have gained insights into the brain's reward system.

SourceCold Spring Harbor Laboratory·JournalNature·DateApr 5, 2023

Manganese in Central Valley water threatens fetuses and children

A UC Riverside-led study finds nearly half of domestic well water users in the Central Valley live in disadvantaged communities with high manganese contamination rates. The highest concentrations are found in private, untreated well water systems, posing health risks to fetuses and children.

SourceUniversity of California - Riverside·JournalEnvironmental Science & Technology·DateApr 5, 2023

Black, Latino and other minoritized youth need better early psychosis care, SMU anthropologist learns

A recent study by SMU anthropologist Neely Myers found that ethnoracially minoritized youth are less likely to utilize early intervention programs and more likely to drop out once they begin. Culturally sensitive care can help, but family culture and language play a significant role in healthcare disparities.

SourceSouthern Methodist University·JournalPsychiatric Services·TypeMeta-analysis·DateApr 5, 2023

Gwangju Institute of Science and Technology researchers correlate Arctic warming to extreme winter weather in midlatitude and its future

A study by GIST researchers found that Arctic warming is correlated with severe winters in East Asia and North America. The 'Warm Arctic-Cold Continent' phenomenon will persist but become more difficult to predict under warmer climates.

SourceGIST (Gwangju Institute of Science and Technology)·Journalnpj Climate and Atmospheric Science·TypeData/statistical analysis·DateApr 5, 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.

Beneath the Earth, ancient ocean floor likely surrounds the core

Research led by The University of Alabama reveals a dense, yet thin, layer of ancient ocean floor surrounding the Earth's core-mantle boundary. This ultra-low velocity zone is denser than the rest of the deep mantle and may play an important role in heat escape from the core.

SourceUniversity of Alabama in Tuscaloosa·JournalScience Advances·TypeImaging analysis·DateApr 5, 2023

Lab-grown fat could give cultured meat real flavor and texture

Researchers at Tufts University have successfully produced bulk fat tissue in a lab that has a similar texture and makeup to natural animal fat. The aggregated fat cells can be fine-tuned to resemble real-life fat within meat, offering a key step towards mass production of cultured meat.

SourceTufts University·JournaleLife·TypeExperimental study·DateApr 5, 2023

Lifesaving drug for severe bleeding after childbirth could be made accessible for all, study suggests

Researchers from the London School of Hygiene & Tropical Medicine found that intramuscular administration of tranexamic acid (TXA) is safe and quickly reaches therapeutic concentrations in pregnant women. Oral TXA was also well-tolerated but took an hour to reach therapeutic blood concentrations.

SourceLondon School of Hygiene & Tropical Medicine·JournalBritish Journal of Obstetrics and Gynaecology·TypeRandomized controlled/clinical trial·DateApr 5, 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.

Exposure therapy to feared foods may help kids with eating disorders

A new study suggests that exposure therapy can be an effective treatment for adolescents with eating disorders, particularly in reducing anxiety towards food. The study found that exposing patients to feared foods, such as candy bars and pizza, helped decrease their anxiety levels and improved their relationships with food.

SourcePenn State·JournalInternational Journal of Eating Disorders·DateApr 5, 2023

Modified Mediterranean ketogenic diet may benefit adults at risk for Alzheimer's disease

A recent study found that a modified Mediterranean ketogenic diet can decrease the risk of Alzheimer's disease by modifying biological pathways linked to the disease. The diet showed robust changes in gut microbiome and reduced levels of gamma-aminobutyric acid, a neurotransmitter associated with Alzheimer's.

SourceAtrium Health Wake Forest Baptist·JournalAlzheimer s & Dementia·TypeRandomized controlled/clinical trial·DateApr 5, 2023

Cracking the puzzle of lower respiratory tract infections in children

Researchers at CZ Biohub SF developed a new diagnostic method for LRTI in children, leveraging machine learning and genomics to identify pathogens with high accuracy. The method uses metagenomic sequencing data to analyze gene expression and microbial abundance, providing a more holistic approach to diagnosing the condition.

SourceChan Zuckerberg Biohub·JournalJournal of Clinical Investigation·DateApr 5, 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.

SFU research aids fight against treatment-resistant superbugs

Researchers at Simon Fraser University are studying the genes of superbugs to develop new and effective treatments for drug-resistant bacterial infections. The team has discovered new genes responsible for causing disease and infection symptoms in humans, which can be targeted by antivirulence drugs.

SourceSimon Fraser University·JournalEBioMedicine·DateApr 5, 2023

Benin Bronzes are made of German brass

Researchers analyzed manillas and found a strong similarity between the metal composition of Benin Bronzes and Portuguese trade prior to the 18th Century. The consistency in metal composition suggests that African metalsmiths were selective about what metal they used, with German brass being the principle source.

SourcePLOS·JournalPLOS ONE·TypeObservational study·DateApr 5, 2023