Add BrightSurf on Google Email

Science News Archive 2024 - Page 214


Page 214 of 484

Fighting leukemia by targeting its stem cells

Researchers identified genetic and metabolic characteristics of leukaemic stem cells, including a specific iron utilisation process that can be blocked to kill these cells without harming healthy ones. This breakthrough paves the way for new therapeutic strategies to combat leukemia.

SourceUniversité de Genève·JournalScience Translational Medicine·TypeNews article·DateJul 24, 2024

Rice researchers develop innovative battery recycling method

A research team at Rice University has pioneered a new method to extract purified active materials from battery waste, enabling efficient separation and recycling of valuable battery materials. The technique uses solvent-free flash Joule heating to create unique features with magnetic shells and stable core structures.

SourceRice University·JournalNature Communications·DateJul 24, 2024

Study reveals close host–symbiont interactions in deep-sea chemosynthetic tubeworm

A recent study published in Science Advances has shed light on the close host–symbiont interactions in deep-sea chemosynthetic tubeworms. The research found distinct cell populations within the trophosome expressing genes associated with gas transport and metabolite shuttling, revealing a biochemical gradient facilitating chemosyntheti...

SourceChinese Academy of Sciences Headquarters·JournalScience Advances·DateJul 24, 2024

Physical activity improves early with customized text messages in patients with heart problems

Researchers found that personalized text messages effectively increased physical activity among patients after significant heart events, with Apple Watch users showing a 10% increase in step count. However, the benefits later tapered off as patients became accustomed to the messages.

SourceMichigan Medicine - University of Michigan·JournalCirculation Cardiovascular Quality and Outcomes·TypeRandomized controlled/clinical trial·DateJul 24, 2024

New England Journal of Medicine publishes outcomes from practice-changing E1910 trial for patients with BCR::ABL1-negative B-cell precursor acute lymphoblastic leukemia

The E1910 trial demonstrated a significant survival advantage with blinatumomab immunotherapy, improving overall and relapse-free survival in patients with BCR::ABL1-negative B-cell precursor acute lymphoblastic leukemia. This finding contributed to the recent FDA approval of blinatumomab for these patients.

SourceECOG-ACRIN Cancer Research Group·JournalNew England Journal of Medicine·TypeRandomized controlled/clinical trial·DateJul 24, 2024

Wearable devices can increase health anxiety. Could they adversely affect health?

A new study by UNC School of Medicine researchers found that wearable devices can significantly amplify anxiety and increase healthcare use in patients with atrial fibrillation. Patients with Afib who use wearables are more likely to be preoccupied with their heart symptoms and report concerns about their treatment.

SourceUniversity of North Carolina Health Care·JournalJournal of the American Heart Association·TypeRandomized controlled/clinical trial·DateJul 24, 2024

New analysis offers most comprehensive roadmap to date for more targeted Alzheimer’s research and drug discovery

A team of researchers has developed a comprehensive ranking of genes and proteins involved in Alzheimer's disease, providing a roadmap for more targeted research and drug discovery. The study integrates findings from multiple fields and identifies thousands of potential therapeutic targets.

SourceJackson Laboratory·JournalAlzheimer s & Dementia·TypeData/statistical analysis·DateJul 24, 2024

How to eliminate racial disparities in colon cancer

Researchers found that eliminating racial disparities in follow-up colonoscopy rates and quality would significantly reduce colorectal cancer incidence and mortality. By closing these gaps, the study aims to achieve health equity and find innovative solutions for true change.

SourceOxford University Press USA·JournalJNCI Journal of the National Cancer Institute·TypeData/statistical analysis·DateJul 24, 2024

The secret to finding balance: improving interoception

A new Reichman University study demonstrates how external representation of physiological signals can improve internal balance. The researchers created an immersive multisensory environment that mirrors the user's breathing pattern, leading to significant improvements in interoceptive sensibility and flow among users.

SourceReichman University·JournalScientific Reports·TypeExperimental study·DateJul 24, 2024

HKU chemists develop a clickable tryptophan modification strategy for late-stage diversification of native peptides

A team of researchers from HKU developed a new approach to modify peptides at the late stage of development, allowing for precise targeting and improved drug properties. This method enables the installation of various functional groups onto tryptophan residues within native peptide structures.

SourceThe University of Hong Kong·JournalScience Advances·TypeExperimental study·DateJul 24, 2024

Variants in the genome affect DNA methylation

Scientists at deCODE Genetics found that genome variants drive the correlation between DNA methylation and gene expression. The research uses new nanopore sequencing technology to analyze DNA sequences in real-time, revealing a link between noncoding sequence variants and diseases.

SourcedeCODE genetics·JournalNature Genetics·TypeMeta-analysis·DateJul 24, 2024

New study determines incidence of and risk factors for hepatitis C virus reinfection among men with HIV, offers new insight on transmission

A new study found that the incidence of hepatitis C virus (HCV) reinfection among men with HIV is 10-fold higher than primary infection rates in New York City. The researchers identified receiving semen in the rectum as the only risk factor for reinfection, contradicting previous assumptions about transmission routes.

SourceThe Mount Sinai Hospital / Mount Sinai School of Medicine·JournalClinical Infectious Diseases·DateJul 24, 2024

Research finds no difference in myalgic encephalomyelitis/chronic fatigue syndrome prevalence caused by COVID-19 and other acute illnesses

A new study led by UCLA found a 3% to 4% prevalence of ME/CFS-like illness among participants who tested positive for SARS-CoV-2 infection, similar to those who tested negative. The research suggests COVID-19 may not be the primary cause of ME/CFS.

SourceUniversity of California - Los Angeles Health Sciences·JournalJAMA Network Open·TypeSurvey·DateJul 24, 2024

How spaceborne satellites can help with forest monitoring

The study uses spaceborne lidar to estimate canopy height, providing accurate measurements over large geographic regions. The results show promising accuracy for evergreen forests with dense canopy cover, highlighting the potential of ICESat-2 in monitoring forest recovery and detecting health issues.

SourceJournal of Remote Sensing·JournalJournal of Remote Sensing·TypeComputational simulation/modeling·DateJul 24, 2024

Hens blush when they are scared or excited

Researchers found that domestic hens exhibit distinct facial expressions, including flushing and feather fluffing, to convey different emotions. The study provides a window into the emotional lives of farmed poultry, potentially improving their welfare.

SourcePLOS·JournalPLOS ONE·TypeExperimental study·DateJul 24, 2024

New research suggests few people get sick after bite from ticks infected with Powassan virus

Researchers found that most Powassan-positive bites cause nonspecific presentations without symptoms, and estimated 3,000-5,000 people in the US are exposed to ticks carrying the virus each year. The study used a new testing approach to detect the virus in ticks and linked it to human disease outcomes.

SourceUniversity of Massachusetts Amherst·JournalClinical Microbiology and Infection·TypeData/statistical analysis·DateJul 24, 2024

Chung-Ang University researchers study real-time electricity pricing model to enhance power grid balance

A new study proposes a predictive home energy management system with a customizable bidirectional real-time pricing mechanism to promote residential demand response and reduce peak loads. The system enhances user comfort and accuracy of forecasting, while also providing cost savings.

SourceChung Ang University·JournalIEEE Internet of Things Journal·TypeComputational simulation/modeling·DateJul 24, 2024

SIAT team investigates nonlinear current response in perovskite X-ray detectors

Researchers proposed a design strategy to mitigate nonlinear responses in polycrystalline metal halide perovskite X-ray detectors, addressing issues like 'delay' and 'ghosting'. The study demonstrated high-resolution X-ray imaging with suppressed ghosting contrast and top sensitivity for similar X-ray energies among polycrystalline per...

SourceShenzhen Institute of Advanced Technology, Chinese Academy of Sciences·JournalACS Applied Materials & Interfaces·TypeCommentary/editorial·DateJul 24, 2024

'Gene misbehavior' widespread in healthy people

A recent study found that 'gene misbehaviour' is a common phenomenon in the healthy human population, with over half of inactive genes showing misexpression. The researchers used advanced techniques to analyze blood samples from 4,568 healthy individuals and identified mechanisms behind these gene activity errors.

SourceWellcome Trust Sanger Institute·JournalAmerican Journal of Human Genetics·TypeObservational study·DateJul 24, 2024

Toward a quantum electron microscope: a compact pulse hollow cone hybrid TEM/SEM by CityUHK to revolutionize electron microscopy

A team from City University of Hong Kong has designed a compact hybrid transmission and scanning electron microscope that can operate at room temperature, offering high-resolution imaging capabilities without cryogenic temperatures. The new system reduces radiation damage to samples and provides improved image contrast using pulse elec...

The ocean is becoming too loud for oysters

Research from the University of Adelaide reveals that human activity is interfering with oysters' natural settlement process due to increased noise pollution. The study found that acoustic enrichment techniques may not be effective in areas with high levels of anthropogenic noise.

SourceUniversity of Adelaide·JournalProceedings of the Royal Society B Biological Sciences·DateJul 24, 2024