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Science News for July 30, 2024


Stem cell harmony: How solanaceae plants maintain homeostasis through receptor compensation

A pivotal study reveals the genetic interplay that maintains stem cell balance in Solanaceae plants, uncovering receptor compensation mechanisms. Understanding these mechanisms is crucial for improving crop resilience and productivity, providing new perspectives for crop improvement and innovative approaches to agriculture.

Algorithm helps doctors identify more aggressive types of basal cell carcinoma

A new clinical algorithm developed at the University of Gothenburg can accurately identify highly aggressive forms of basal cell carcinoma. The algorithm uses a combination of clinical and dermoscopic images to distinguish between low-risk and high-risk tumors, allowing for more effective treatment and better patient outcomes.

SourceUniversity of Gothenburg·JournalDermatology Practical & Conceptual·TypeObservational study·DateJul 30, 2024

Making sense of the data jungle

Researchers at HIRI and THWS develop a desktop application to visualize scRNA-seq data, enabling interactive 3D exploration of gene expression in single cells. The tool allows users to focus on specific cell populations or genes of interest, facilitating better understanding of bacterial defenses against antibiotics.

SourceHelmholtz Centre for Infection Research·JournalNAR Genomics and Bioinformatics·TypeData/statistical analysis·DateJul 30, 2024

A brain fingerprint: Study uncovers unique brain plasticity in people born blind

A study by Georgetown University neuroscientists reveals that the primary visual cortex develops a unique connectivity pattern in people born blind, stable over time and distinct from individuals who can see. This finding has profound implications for understanding brain development and may help launch personalized rehabilitation and s...

SourceGeorgetown University Medical Center·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateJul 30, 2024

Trailblazing research shows the spatial pattern of pathological changes in the brain can help identify dementia vulnerability decades before it occurs

A novel study finds that monitoring cortical microstructural change in the brain using diffusion weighted MRI scans may help identify individuals at risk for cognitive decline and Alzheimer's disease. Tracking these changes over time could provide precious time for disease-modifying treatments.

SourceElsevier·JournalBiological Psychiatry Cognitive Neuroscience and Neuroimaging·TypeImaging analysis·DateJul 30, 2024

Climate change means that tropical cyclones in Southeast Asia are developing faster, lasting longer and endangering more coastal communities, finds joint international study

A joint international study found that tropical cyclones in Southeast Asia are forming closer to coastlines, intensifying rapidly, and lingering longer over land. This can lead to unprecedented threats from longer-lasting and more intense storms for tens of millions in coastal areas.

SourceNanyang Technological University·Journalnpj Climate and Atmospheric Science·DateJul 30, 2024

Recent study reveals key immune cells as critical factors in lung cancer prognosis

A recent study published in Frontiers in Immunology highlights the crucial role of tissue-resident memory T cells in non-small cell lung cancer. The research found that these cells can significantly impact patient outcomes and guide personalized treatment strategies, particularly those involving immunotherapy.

SourceTerasaki Institute for Biomedical Innovation·JournalFrontiers in Immunology·TypeData/statistical analysis·DateJul 30, 2024

Genes or environment? A new model for understanding disease risk factors

A new model developed by Penn State researchers more accurately predicts the causal relationship between genetic and environmental factors in disease development. The study found that lifestyle and environmental factors play a larger role than previously believed, offering new opportunities to mitigate disease risk.

SourcePenn State·JournalNature Communications·TypeData/statistical analysis·DateJul 30, 2024

New collaborative research generates lessons for more adaptive lake management

A new study by Utah State University explores the potential of collaborative modeling to improve reservoir operations and adapt to variable inflow and declining storage. The research involved 26 Colorado River Basin managers and experts who used Google Sheets during video calls to discuss consuming, banking, and trading water.

SourceUtah State University·JournalJournal of Water Resources Planning and Management·TypeObservational study·DateJul 30, 2024

ACE-ing protein detection in single cells

A new DNA-powered signal amplification technology called ACE significantly enhances the sensitivity of mass cytometry, enabling the detection of multiple proteins in single cells. This breakthrough allows researchers to investigate complex biological processes and study immune cell functions with unprecedented depth.

SourceWyss Institute for Biologically Inspired Engineering at Harvard·JournalNature Biotechnology·TypeExperimental study·DateJul 30, 2024

Ce-doped yttria transparent ceramic: A new ultraviolet-shielding material for extreme conditions

Researchers have developed a new ultraviolet-shielding material, Ce-doped yttria transparent ceramic, with high melting points and robust mechanical strength. The material exhibits excellent optical properties and stability in harsh environments, making it highly competitive for applications in aerospace and high-temperature conditions.

SourceTsinghua University Press·JournalJournal of Advanced Ceramics·DateJul 30, 2024

Scientists identify the predictability limit of oceanic mesoscale eddy tracks in the South China Sea

Researchers studied mesoscale eddy observations to estimate theoretical predictability limits of eddy trajectories. Long-lived eddies have higher predictability limits, while short-lived ones are less predictable. The study also introduced a complexity index to elucidate OME track complexity.

SourceInstitute of Atmospheric Physics, Chinese Academy of Sciences·JournalAdvances in Atmospheric Sciences·DateJul 30, 2024

Hydrogen-rich gas inhalation can alleviate exercise-induced fatigue

In a new study, inhaling hydrogen-rich gas (HRG) before acute exercise significantly reduces fatigue and enhances performance. HRG inhalation prior to exercise may be a valuable strategy for athletes and fitness enthusiasts looking to enhance performance and recovery.

SourceHebrew SeniorLife Hinda and Arthur Marcus Institute for Aging Research·JournalInternational Journal of Sports Medicine·TypeObservational study·DateJul 30, 2024

Working from home is stifling innovation – study finds

A new study by University of Essex and University of Chicago economists found that staff working in a hybrid model were less likely to come up with innovative ideas than colleagues who always worked in the office. The quality of ideas also suffered, particularly in teams that didn't coordinate their work schedules.

SourceUniversity of Essex·JournalScientific Reports·TypeData/statistical analysis·DateJul 30, 2024

Skin may hold key to neurodevelopmental disorder diagnosis

Researchers at the University of Adelaide have developed a non-invasive method to identify rare neurodevelopmental disorders in individuals, utilizing a small skin sample. This breakthrough approach enables the transcription of genetic variations into RNA, aiding in disease-causing gene determination and improving genetic diagnosis.

SourceUniversity of Adelaide·JournalAmerican Journal of Human Genetics·DateJul 30, 2024

Human cells for cardiovascular research

Researchers at the University Hospital Bonn have established a highly efficient and cost-effective way to generate functional endothelial cells from human induced pluripotent stem cells (hiPSCs) for tests in cell culture dishes. The new method delivers endothelial cells more quickly, requires fewer additives, and is highly reproducible.

SourceUniversitatsklinikum Bonn·JournalCardiovascular Research·DateJul 30, 2024

Fruitful innovation: Transforming watermelon genetics with advanced base editors

The development of adenine base editors (ABE) and adenine-to-thymine/guanine base editors (AKBE) enables precise A:T-to-G and A:T-to-T base substitutions in watermelon, enhancing breeding efficiency. These tools have shown high efficiency in inducing specific mutations, such as the flowerless phenotype in ClFT mutant plants.

Chung-Ang University study reveals a way to enhance the efficiency of perovskite solar cells

Researchers at Chung-Ang University have discovered an additive that enhances the efficiency of perovskite solar cells, resulting in a record-breaking 12.22% efficiency. The additive, 4-phenylthiosemicarbazide, improves stability and reduces defects, paving the way for more accessible and long-lasting solar panels.

SourceChung Ang University·JournalAdvanced Energy Materials·TypeExperimental study·DateJul 30, 2024

Breaking MAD: Generative AI could break the internet

A recent study at Rice University found that using synthetic data to train generative AI models can lead to negative consequences, including model collapse and reduced quality. As models become increasingly dependent on self-consuming loops, they may produce warped outputs lacking diversity or quality.

SourceRice University·TypeData/statistical analysis·DateJul 30, 2024

Names may shape facial appearance over time new study suggests

Researchers found that adults' faces can be matched to their names at above-chance levels, but not in children. Machine learning algorithms revealed greater similarity between adult faces sharing the same name. The study suggests a 'self-fulfilling prophecy,' where social expectations shape physical appearance over time.

SourceThe Hebrew University of Jerusalem·JournalProceedings of the National Academy of Sciences·TypeObservational study·DateJul 30, 2024

Interoperable multipath hemispherical map: a unified approach for enhanced GNSS precision

A new study introduces a unified approach for reducing multipath effects in satellite navigation, boosting positioning precision by up to 25% across GPS, Galileo, and BDS-3 systems. The technique employs an interoperable Multipath Hemispherical Map, significantly enhancing spatial resolution and modeling efficiency.

Cell atlas of regenerating liver

Scientists analyzed 21,000 cells from tissue samples to develop a cell atlas of regenerating liver tissue. The study reveals changes in cell composition, gene expression, and intercellular communication that facilitate liver regeneration after portal vein embolization.

SourceUniversität Leipzig·JournalNature Communications·TypeExperimental study·DateJul 30, 2024

Friendships in America may be in less peril than previously thought

A study published in PLOS ONE found that American adults have an average of four to five friends, similar to numbers from the 1970s to 2015. Many participants expressed a desire for closer friendships and more time spent with friends, despite being generally satisfied with their current relationships.

SourcePLOS·JournalPLOS ONE·TypeSurvey·DateJul 30, 2024

Genomewide prediction: A promising approach for improving russet formation in apple breeding programs

This study demonstrates that genomewide prediction effectively targets russet formation in apples, a complex quantitative trait controlled by many small-effect QTLs. Moderate predictive abilities were observed across various models, with the inclusion of previously detected QTLs as fixed effects not significantly enhancing predictions.

SourceMaximum Academic Press·JournalFruit Research·TypeExperimental study·DateJul 30, 2024

Farm families’ childcare challenges impacting farm businesses, research suggests

A new study by Penn State researcher Florence Becot found that 78% of farm families with children made changes to balance childcare needs with farm business responsibilities, reducing hours worked and shifting work schedules. This impacted the structure of labor on- and off-the-farm, influencing production systems, marketing channels, ...

SourcePenn State·JournalAgriculture and Human Values·TypeSurvey·DateJul 30, 2024

An international effort to define intelligence, consciousness and more: efforts to create consensus definitions for diverse intelligent systems

A collaboration of scientists, ethicists, and researchers aims to create a consensus definition for diverse intelligent systems, including AI, LLMs, and biological intelligences. The proposed approach will provide a common language for recognizing, predicting, manipulating, and building cognitive systems.

SourceCortical Labs·JournalThe Innovation·TypeCommentary/editorial·DateJul 30, 2024

Liver transplant outperforms other therapies for colorectal cancer that has spread to the liver

A study published in JAMA Surgery shows that liver transplants significantly improve progression-free survival rates for patients with unresectable colorectal liver metastases compared to other therapies. At three years, 90% of transplant patients remained cancer-progression free, whereas only 42% of those receiving alternative treatme...

SourceUniversity of Rochester Medical Center·JournalJAMA Surgery·TypeObservational study·DateJul 30, 2024

Revolutionizing P2-type layered sodium cathodes: Unveiling the role of transition metal layer vacancies on structure and performance

Researchers design Na0.6[Ni0.3Ru0.3Mn0.4]O2 and vacancy-introduced Na0.7[Ni0.2V0.1Ru0.3Mn0.4]O2 compounds to enhance sodium-ion battery performance. The V-NRM compound exhibits improved capacity and rate performance, with an additional short voltage plateau at 3.9V during charging.

SourceShanghai Jiao Tong University Journal Center·JournalNano-Micro Letters·TypeExperimental study·DateJul 30, 2024

Study identifies universal blueprint for mammalian brain shape

Researchers have identified a universal blueprint for mammalian brain shape, describing the cerebral cortex as following a fractal pattern across species. The study suggests that cortices across primate species resemble this universal scaling law and self-similarity, revealing a common set of mechanisms governing cortical folding.

SourceeLife·JournaleLife·DateJul 30, 2024

Green synthesis of copper oxide nanoparticles from mangifera indica: A sustainable solution for agricultural disease management

This study successfully synthesized eco-friendly copper oxide nanoparticles from Mangifera indica leaf extract, demonstrating potent antibacterial and antifungal activities. The green synthesis method holds significant value for agriculture, potentially enhancing crop productivity and sustainability.

SourceMaximum Academic Press·JournalFruit Research·TypeExperimental study·DateJul 30, 2024

Youth suicide and preceding mental health diagnosis

A cross-sectional study found that 60% of youth suicide decedents lacked a preceding mental health diagnosis, with racial and ethnic minorities having lower odds of diagnosis. The study highlights the need for equitable mental health identification and lethal means counseling to prevent youth suicide.

SourceJAMA Network·JournalJAMA Network Open·DateJul 30, 2024

Wayne State University professor awarded NSF grant to research the growth of metal and metal-silicon thin films for advanced transistors

A Wayne State University professor has been awarded a three-year $554,853 NSF grant to investigate new molecules and chemical reactions for growing metal and metal-silicon thin films. The research aims to develop advanced transistors with lower power consumption and higher performance.

Enhancing power system stability: Tianjin University unveils a groundbreaking method for rapid generation of dynamic security region boundaries

A new method for generating dynamic security region boundaries has been developed using space division and Wasserstein generative adversarial network with gradient penalty. This method significantly improves the efficiency and accuracy of transient stability analysis in power systems with high wind power penetration.

SourceEngineering·JournalEngineering·DateJul 30, 2024

Using the term ‘artificial intelligence’ in product descriptions reduces purchase intentions

A recent study published in the Journal of Hospitality Marketing & Management found that including artificial intelligence in product descriptions reduces purchase intentions. Emotional trust plays a critical role in how consumers perceive AI-powered products, and mentioning AI can lower trust levels.

SourceWashington State University·JournalJournal of Hospitality Marketing & Management·DateJul 30, 2024

Study: Fear of falling, fall-related injuries haunt full-time wheelchair, motorized scooter users

A new study found that full-time wheelchair and motorized scooter users encounter obstacles that cause them to fall, resulting in scrapes, bruises, or more serious injuries. The researchers also discovered a 'disuse disability cycle' where limited activities lead to physical decline, increasing the risk of future falls.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalDisability and Rehabilitation·TypeObservational study·DateJul 30, 2024

Bacteria and keloids

Research found higher bacterial concentrations in keloid tissue, especially in deep layers, leading to increased inflammation and fibroblast production. Antibiotics and phage treatments may help reduce bacteria and improve treatment outcomes for keloids.

SourcePNAS Nexus·JournalPNAS Nexus·DateJul 30, 2024

Organic nanozymes have broad applications from food and agriculture to biomedicine

Research from the University of Illinois highlights the potential of organic nanozymes for broader applications beyond traditional uses of inorganic nanozymes. The development of sustainable, environmentally friendly materials offers a promising solution for various industries.