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Science News Archive September 2024 - Page 19


Page 19 of 41

Quantum speedup and limitations on matroid property problems

Researchers investigate quantum query complexity of basic matroid problems and present asymptotically optimal quantum algorithms for some of them. They apply the quantum adversary method to prove lower bounds on quantum algorithms, demonstrating that fundamental matroid problems can achieve quantum speedup.

SourceHigher Education Press·JournalFrontiers of Computer Science·TypeExperimental study·DateSep 17, 2024

Novel triplet regimen yields promising response in advanced-phase chronic myeloid leukemia

A Phase II trial found that a novel combination of decitabine, venetoclax, and ponatinib achieved complete remission in 80% of patients with advanced-phase chronic myeloid leukemia. The treatment showed promise even in patients with high-risk features and those who had received multiple prior therapies.

SourceUniversity of Texas M. D. Anderson Cancer Center·JournalThe Lancet Haematology·DateSep 17, 2024

Upcycling e-waste into heterogeneous CuxO nano skeletons for high-performance glucose sensing

Scientists at Shanghai Jiao Tong University created a novel glucose sensing system using heterogeneous CuxO nano skeletons from electronic waste. The method employed laser-induced transfer techniques to fabricate electrodes with high sensitivity and stability, achieving detection limits of 0.34 μM.

SourceShanghai Jiao Tong University Journal Center·JournalNano-Micro Letters·TypeExperimental study·DateSep 17, 2024

A smoother way to study ‘twistronics’

Researchers at Harvard University have developed a new device that can easily twist and study 2D materials, opening up new possibilities for discovering new phases of matter. This innovation uses micro-electromechanical systems to control the twist angle, making it easier to produce unique samples and study their properties.

SourceHarvard University·JournalNature·TypeExperimental study·DateSep 17, 2024

Enhanced ion diffusion kinetics achieved through interpenetrated structures in electrochemical energy storage devices

Researchers developed interpenetrated electrode structures to enhance ion diffusion kinetics in electrochemical energy storage devices. The design reduced ion concentration gradients and increased surface area, leading to improved performance at low temperatures.

SourceShanghai Jiao Tong University Journal Center·JournalNano-Micro Letters·TypeExperimental study·DateSep 17, 2024

Improved epidemic monitoring via sewage

A new study from European universities has developed a method to analyze wastewater data from seven major cities, identifying thousands of disease-causing bacteria, viruses, and antimicrobial resistance. This approach can detect potential health threats simultaneously, potentially preventing epidemics from escalating into outbreaks.

SourceTechnical University of Denmark·JournalNature Communications·DateSep 17, 2024

Evidence shows that estrogen blocker treatment does not increase the risk of coronary heart disease in breast cancer patients

New study finds that extended estrogen suppression using aromatase inhibitors for hormone receptor-positive postmenopausal breast cancer is safe and does not increase the risk of coronary artery calcification. The duration of treatment and presence of osteoporosis were not associated with increased coronary artery calcification scores.

SourceElsevier·JournalCanadian Journal of Cardiology·TypeObservational study·DateSep 17, 2024

Identifying body-scan postures suitable for people with hyperactivity tendency

Researchers found that participants with hyperactivity/impulsivity tendency perform body-scan meditation better in supine and upright postures, which can alleviate anxiety and depression. The study developed scales to assess the ease of mindfulness meditation, aiding psychiatrists and therapists in choosing suitable interventions.

SourceRitsumeikan University·JournalJapanese Psychological Research·TypeExperimental study·DateSep 17, 2024

Can Google street view data improve public health?

Researchers analyzed 2 million Google Street View images to explore the utility of digital data in informing public health decision-making. They found that neighborhoods with more crosswalks had lower rates of obesity and diabetes, but no significant link was found between sidewalks and health outcomes.

SourceNew York University·JournalProceedings of the National Academy of Sciences·DateSep 17, 2024

Childhood trauma linked to major biological and health risks

A new study found that childhood trauma can have specific consequences for biological health and risk of developing 20 major diseases later in life. The study's findings differ by sex and type of stressor, highlighting the need for a precision medicine approach based on patients' sex and specific stress profile.

SourceUniversity of California - Los Angeles Health Sciences·JournalBrain Behavior and Immunity·TypeData/statistical analysis·DateSep 17, 2024

Study shows SIM models improve health data

A study by Tarang Parekh found small but significant improvements in capturing social determinants of health using Internal Classification of Diseases codes. This breakthrough research aims to better understand the impact of social factors on health outcomes and target interventions more effectively.

SourceUniversity of Delaware·JournalAmerican Journal of Epidemiology·DateSep 17, 2024

Black women have a higher risk of dying from all types of breast cancer, meta-analysis reveals

A meta-analysis by Mass General Brigham researchers found that Black women face higher mortality rates from breast cancer across all tumor subtypes, attributed to socioeconomic inequality, delayed diagnosis, and inadequate access to timely quality treatment. This disparity is not limited to hormone-positive tumors, with differences als...

SourceMass General Brigham·JournalJournal of Clinical Oncology·TypeMeta-analysis·DateSep 17, 2024

Risk of clots, stroke from incorrect blood thinner dosing reduced using online dashboard

Researchers found that adopting an electronic patient management system for direct oral anticoagulants reduced off-label dosing by 8%, while also decreasing the rate of blood clots and strokes. The online dashboard, used at over 120 hospitals, highlights treatment optimization and improves patient safety.

SourceMichigan Medicine - University of Michigan·JournalJournal of the American Heart Association·TypeObservational study·DateSep 17, 2024

ChatGPT and cultural bias

A recent study found that ChatGPT exhibits cultural values similar to those in English-speaking and Protestant European countries. The model's responses consistently reflected a focus on self-expression values, such as environmental protection and tolerance for diversity.

SourcePNAS Nexus·JournalPNAS Nexus·DateSep 17, 2024

Amsterdam UMC led research sets a step forward in the battle against MRSA

A recent study published in Cell Reports Medicine has discovered an important immune component that offers protection against MRSA infection. The researchers found that IgM antibodies are required for clearance of S. aureus during an infection, suggesting a new direction for future vaccine strategies and therapies.

SourceAmsterdam University Medical Center·JournalCell Reports Medicine·TypeExperimental study·DateSep 17, 2024

Researchers present ranges of normal glucose levels among non-diabetic adults wearing continuous glucose monitors

Non-diabetic adults who use continuous glucose monitoring sensors spend significantly more time with elevated glucose levels than previously thought. The study found that normoglycemic participants experienced glucose levels above 140mg/dL for an average of three hours per day.

SourceBoston University School of Medicine·JournalThe Journal of Clinical Endocrinology & Metabolism·TypeData/statistical analysis·DateSep 17, 2024

No major concerns about risks to offspring for would-be dads taking epilepsy meds

A systematic review of studies on antiseizure drugs in men with epilepsy suggests that there is no clear evidence of a detrimental impact on offspring outcomes. While some isolated harmful side effects were found, they were not replicated in other investigations. The review casts doubt on the stance taken by the UK drugs regulator and ...

SourceBMJ Group·JournalJournal of Neurology Neurosurgery & Psychiatry·TypeSystematic review·DateSep 17, 2024

Scientists urge new conservation approach to save vulnerable species from climate change impacts

Climate scientists have proposed a new approach to conserve vulnerable ecosystems, focusing on sites with favorable weather conditions. The 'climate-change refugia' concept aims to reduce species extinctions by identifying and protecting areas least impacted by changing weather.

SourceUniversity of South Australia·JournalTrends in Ecology & Evolution·TypeComputational simulation/modeling·DateSep 17, 2024

Recent study reveals reduced maths performance of adults with Dyspraxia

A recent study from the University of Surrey found that adults with Dyspraxia (Developmental Coordination Disorder) exhibit lower math performance compared to neurotypical peers. The research highlights the crucial role of working memory in math tasks for individuals with DCD, suggesting a need for tailored educational approaches.

SourceUniversity of Surrey·JournalActa Psychologica·TypeObservational study·DateSep 17, 2024

Shrinking the pint can reduce beer sales by almost 10%

Research published in PLOS Medicine found that reducing the serving size for beer, lager and cider in UK pubs resulted in a 9.7% decrease in daily mean volume of beer sold. The study suggests smaller serving sizes could contribute to reducing alcohol consumption and decreasing the risk of various diseases.

SourcePLOS·JournalPLOS Medicine·TypeExperimental study·DateSep 17, 2024

New study increases understanding of HIV drug’s negative effects on the brain

A new study in ACS Pharmacology & Translational Science investigates the molecular mechanisms behind Efavirenz's negative effects on brain function. The research reveals that the drug alters lipid metabolism and downregulates certain enzymes, which could lead to the development of new drugs to block its negative activity.

SourceUniversity of Maryland Baltimore County·JournalACS Pharmacology & Translational Science·TypeExperimental study·DateSep 17, 2024

Scientists from 33 European countries join forces to generate reference genomes for the continent's rich biological diversity

The European Reference Genome Atlas pilot project successfully assembled high-quality reference genomes for 98 European species, including the Cretan wall lizard and Aristotle's catfish. These genomes will enable scientists to make accurate assessments of endangered species' genetic status and inform conservation actions.

SourceLeibniz Institute for Zoo and Wildlife Research (IZW)·Journalnpj Biodiversity·TypeData/statistical analysis·DateSep 17, 2024

LJI discovery paves the way for antivirals against Ebola virus and its deadly relatives

Researchers at La Jolla Institute for Immunology have captured the first detailed images of the Ebola virus nucleocapsid structure, which is crucial for replicating in host cells. This breakthrough may accelerate the development of universal antivirals that target this viral structure to combat multiple filoviruses.

SourceLa Jolla Institute for Immunology·JournalCell·TypeExperimental study·DateSep 17, 2024

Study discovers that fruit flies’ visual navigation tactics differ by environment

Researchers discovered that urban and desert fruit flies use distinct visual navigation strategies to maintain balance and orient towards interesting objects. The study suggests that the visual environment plays a crucial role in shaping these navigation tactics, with implications for human vision and autonomous vehicle development.

SourceUniversity of California - Los Angeles·JournalCurrent Biology·DateSep 17, 2024