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Science News Archive 2024 - Page 15


Page 15 of 484

A simple plasma-based biomarker could predict liver fibrosis in Latino adolescents with obesity

Researchers discovered a novel combination of plasma-based biomarkers that can predict liver fibrosis in Latino adolescents with obesity. The study found that dihydroxyacetone phosphate (DHAP) and alanine transaminase (ALT) were significantly associated with fibrosis, suggesting a potential low-cost, noninvasive screening tool.

SourceChildren's Hospital Los Angeles·JournalJournal of Pediatric Gastroenterology and Nutrition·TypeExperimental study·DateDec 16, 2024

New research about drought impacts on wildlife can inform conservation strategies

New research predicts that wildlife species in the continental US will experience year-long droughts nearly five times as often in the coming decades. Three-year droughts may become nearly seven times more frequent, with implications for conservation strategies and wildlife management.

SourceUSDA Forest Service - Rocky Mountain Research Station·JournalCommunications Earth & Environment·TypeComputational simulation/modeling·DateDec 16, 2024

HKUMed innovates photocurrent-responsive coating: Cuts bone-to-implant integration time in half to just two weeks

Researchers developed a near-infrared light-responsive implant surface that accelerates bone-to-implant integration by reducing acute inflammation and promoting mesenchymal stem cell recruitment. Bone-to-implant integration was accelerated from 28 days to just 14 days, doubling the speed in animal experiments.

SourceThe University of Hong Kong·JournalAdvanced Functional Materials·TypeCase study·DateDec 15, 2024

Spatial orientation of ligands for improved biological functions

Researchers discovered that spatial orientation, facilitated by flexible linker groups, enhances biological properties in ligand-receptor interactions. Optimal ligand density and linker chain length also influence these interactions, leading to improved gene transfection efficiency.

SourceELSP·JournalBiofunctional Materials·TypeExperimental study·DateDec 15, 2024

Uncovering Salmonella dry surface biofilm

Researchers have discovered unique features of Salmonella dry surface biofilms, including a dense capsule and 'sandwich-like' structure, which contribute to their antimicrobial resistance. The study also identified potential safety concerns and developed an effective water-free antibiofilm strategy for the food industry.

SourceNational University of Singapore·JournalApplied and Environmental Microbiology·TypeObservational study·DateDec 15, 2024

TIFR Hyderabad researchers devise strategy to enhance control over separating chemical isomers

A team of researchers at TIFR Hyderabad has devised a strategy to enhance control over the separation of chemical isomers using a nanoporous metal-organic framework. This approach enables fine-tuning of molecular interactions and diffusion processes, allowing for more efficient and sustainable separation methods.

SourceTata Institute of Fundamental Research·JournalNature Communications·TypeExperimental study·DateDec 15, 2024

Porous silicon oxide electrodes: A breakthrough towards sustainable energy storage

Researchers at Doshisha University developed porous silicon oxide electrodes that improve the durability and energy density of all-solid-state batteries. The electrodes can withstand repeated charge/discharge cycles without cracking or peeling, making them a promising solution for sustainable energy storage.

SourceDoshisha University·JournalACS Applied Materials & Interfaces·TypeExperimental study·DateDec 14, 2024

For the first time, researchers detect pre-malignant pancreatic lesions with magnetic resonance imaging

A new study detects pre-malignant pancreatic lesions using Diffusion Tensor Imaging (DTI), a form of MRI, which could enable early diagnosis and effective therapies. The detection was successful in both transgenic mice and human samples, opening the way to non-invasive diagnostic tools for PanINs.

SourceChampalimaud Centre for the Unknown·JournalInvestigative Radiology·TypeExperimental study·DateDec 13, 2024

Land use in tropical regions: Biodiversity loss due to agricultural trade three times higher than thought

Researchers found that international trade has caused over 90% of biodiversity loss in tropical regions due to agricultural land conversion. The study tracked land use changes between 1995 and 2022, revealing a significant impact on species loss in countries such as Brazil, Indonesia, and Madagascar.

SourceTechnical University of Munich (TUM)·JournalNature Communications·TypeData/statistical analysis·DateDec 13, 2024

Exposure to remote wildfire smoke drifting across the US linked to increased medical visits for heart and lung problems

A new study found that exposure to remote wildfire smoke drifting across the US led to a 20% increase in medical visits for heart and lung conditions. Patients who were older, non-smokers, and more socio-economically affluent were at higher risk on poor air quality days.

SourceUniversity of Maryland School of Medicine·JournalJAMA Network Open·TypeCase study·DateDec 13, 2024

New method could improve cervical cancer screening

A new study from Karolinska Institutet and Queen Mary University of London has developed a method to divide HPV-positive women into three risk groups, based on the variant of the HPV virus and the amount of virus present in the self-test. This method could enhance cervical cancer screening for high-risk women.

SourceKarolinska Institutet·JournalPLOS Medicine·DateDec 13, 2024

Multimodal machine learning model effective at predicting response to CDK4/6 inhibitors in HR-positive, HER2-negative breast cancer patients

A multimodal machine learning model outperformed clinical and genomic models in predicting outcomes for HR-positive, HER2-negative breast cancer patients receiving CDK4/6 inhibitor combinations. The model integrated clinical and genomic factors to identify high-risk patients with a 6.5-fold difference in hazard ratio.

Children’s Hospital of Philadelphia, Stanford Researchers reveal and refine new immunotherapy platform with increased potential to target cancer cells

Researchers at Children's Hospital of Philadelphia and Stanford University have developed a new immunotherapy platform called TRACeR-I, which can more accurately recognize a wide variety of surface proteins expressed by cancer cells. This improved recognition enables the body's own immune system to target cancer cells more effectively.

SourceChildren's Hospital of Philadelphia·JournalNature Biotechnology·TypeExperimental study·DateDec 13, 2024

Research Spotlight: Improving liver cancer outcomes through enhanced immunotherapy

Researchers have made significant breakthroughs in treating liver cancer, with a new study revealing the potential of anti-CXCR4 therapy to reprogram the 'cold' microenvironment. The combination of anti-CXCR4 and PD1 blockades enhances intratumoral dendritic cell activation and immune responses against hepatocellular carcinoma.

SourceMass General Brigham·JournalCancer Immunology Research·TypeExperimental study·DateDec 13, 2024

New device produces critical fertilizer ingredient from thin air, cutting carbon emissions

Researchers at Stanford University developed a prototype device that can produce ammonia from water vapor and nitrogen in the air using wind energy. The technology has the potential to eliminate the need for a century-old method of producing ammonia, which consumes 2% of global energy and contributes 1% of annual carbon dioxide emissions.

SourceStanford University·JournalScience Advances·DateDec 13, 2024