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Science News Archive November 2024 - Page 9


Page 9 of 44

Replacing animal products with plant-based foods leads to 92% reduction in hot flashes in postmenopausal women, finds new study

A new study finds that replacing meat and dairy products with plant-based foods leads to a 92% reduction in hot flashes in postmenopausal women. The study also shows weight loss in both healthy and unhealthy plant-based diets, suggesting even 'unhealthy' plant-based foods can be beneficial.

SourcePhysicians Committee for Responsible Medicine·JournalBMC Women s Health·TypeRandomized controlled/clinical trial·DateNov 25, 2024

Study reveals new way to unlock blood-brain barrier, potentially opening doors to treat brain and nerve diseases

Researchers developed a novel approach to deliver therapeutics into the brain, overcoming the blood-brain barrier. The BCC platform successfully reduced harmful gene activity in models of ALS and Alzheimer's disease, offering new possibilities for treating neurological and psychiatric diseases.

SourceThe Mount Sinai Hospital / Mount Sinai School of Medicine·JournalNature Biotechnology·TypeExperimental study·DateNov 25, 2024

Primary care settings face barriers to screening for early detection of cognitive impairment

The report highlights the importance of addressing the rising incidence of cognitive impairment as the population ages, particularly with new treatments for early Alzheimer's disease now available. Developing cognitive care plans, especially for vulnerable populations, is crucial to improve patient outcomes.

SourceAmerican Academy of Family Physicians·JournalThe Annals of Family Medicine·DateNov 25, 2024

Viking colonizers of Iceland and nearby Faroe Islands had very different origins, study finds

A recent study found that Viking colonizers of the Faroe Islands and Iceland came from different Scandinavian populations. The researchers analyzed genetic samples from 139 men and compared them to samples from Norway, Sweden, Denmark, Iceland, and Ireland, revealing a 'founder effect' that persists in today's male populations.

SourceFrontiers·JournalFrontiers in Genetics·TypeExperimental study·DateNov 25, 2024

Antibiotics initiated for suspected community-acquired pneumonia even when chest radiography results are negative

A study of 259 adult patients found that many general practitioners prescribe antibiotics despite negative chest X-rays, highlighting a gap between guidelines and practice. The study aimed to explore the relationship between chest radiography results and antibiotic initiation in community-acquired pneumonia management.

SourceAmerican Academy of Family Physicians·JournalThe Annals of Family Medicine·DateNov 25, 2024

A dynamic evaluation approach for operation and maintenance performance and status of large gymnasiums considering spatio-temporal dimensions

Researchers developed a comprehensive framework for assessing performance metrics across multiple dimensions, including safety, energy efficiency, and user perspectives. The method provides a dynamic evaluation guideline for the comprehensive evaluation of large gymnasiums, considering spatio-temporal dimensions.

SourceELSP·JournalSmart Construction·TypeComputational simulation/modeling·DateNov 24, 2024

Therapeutic potential of tumor-infiltrating lymphocytes (TILs) derived from metastatic lymph nodes in advanced cervical cancer

A groundbreaking study explores the therapeutic potential of tumor-infiltrating lymphocytes (TILs) derived from metastatic lymph nodes in advanced cervical cancer. The innovative approach demonstrates a manageable safety profile, while also showing promise for improving treatment efficacy.

Wireless power and communication open new horizons for brain research… DGIST develops a wireless brain neural signal recorder

Researchers at DGIST have developed a fully embedded wireless brain neural signal recorder that enables real-time recording of brain neural signals in non-human primates. The system uses wireless power transmission and communication to record brain activity during natural behaviors, such as eating or moving freely.

SourceDGIST (Daegu Gyeongbuk Institute of Science and Technology)·JournalNature Biomedical Engineering·DateNov 24, 2024

A breakthrough discovery linked to the curing of Alzheimer’s and Parkinson’s diseases

Davis Joseph, a researcher at McGill University, made a groundbreaking discovery linking the deamidation of 4E-BP2 Protein to neurodegenerative diseases. His experimentally validated findings in mice suggest that axon-induced oxidation may be key to developing treatments against Alzheimer's and Parkinson's.

SourceFLOGEN Star Outreach·JournalInternational Journal of Molecular Sciences·TypeExperimental study·DateNov 24, 2024

Understanding the impact of fibrinogen modifications on blood clot formation and degradation

Researchers discover how post-translational modifications alter fibrinogen structure and function, impacting thrombotic disorders and developing advanced treatment strategies. The study identifies potential molecular targets for drug development and emphasizes the need for further exploration of less-characterized PTMs.

Innovative aerogel transforms tannery waste into leather industry resource

A team of scientists has developed an aerogel made from chitosan and sodium carboxymethyl cellulose that addresses the dual challenge of tannery wastewater treatment and resource utilization. The aerogel demonstrates exceptional adsorption capacities for Cr(III), Al(III), and Zr(IV) ions, commonly found in tannery effluents.

SourceJournal of Bioresources and Bioproducts·JournalJournal of Bioresources and Bioproducts·TypeExperimental study·DateNov 24, 2024

New research reveals bird divorce rates linked to rainfall

A 16-year study on Seychelles warblers found significant correlations between rainfall fluctuations and the likelihood of 'divorce' in pair bonds. This research highlights the impact of environmental factors on social dynamics and reproductive strategies in wildlife, particularly in species vulnerable to climate change.

SourceMacquarie University·JournalJournal of Animal Ecology·TypeObservational study·DateNov 24, 2024

Is 'bypassing' a better way to battle misinformation?

Researchers found that bypassing misinformation, by providing accurate information with positive implications, can be superior to correction in situations where people form beliefs rather than attitudes. This approach has potential for informing strategies to combat misinformation and change behavior. The study suggests a more nuanced ...

SourceAnnenberg Public Policy Center of the University of Pennsylvania·JournalJournal of Experimental Psychology General·TypeExperimental study·DateNov 24, 2024

Hydrogen-bonding additives have enhanced both the performance and stability of solar cells

Researchers developed a technique to drastically enhance perovskite solar cells using hydrogen-bonding additives. The additive protects critical components from rapid alteration, maintaining stability over time. This approach increased power conversion efficiency by 1.7% and improved overall performance.

SourceDGIST (Daegu Gyeongbuk Institute of Science and Technology)·JournalEnergy & Environmental Science·DateNov 24, 2024

New process shortens wait times for diagnosis and treatment for ADHD and other psychiatric conditions

A suburban clinic implemented an innovative approach to reduce behavioral health clinic wait times for adult ADHD diagnosis and treatment. The new process uses self-administered screening tools and diagnostic interviews to confirm diagnoses and offer treatment, resulting in improved care access and patient satisfaction.

SourceAmerican Academy of Family Physicians·JournalThe Annals of Family Medicine·DateNov 24, 2024

The International Association for the Study of Lung Cancer & Lung Cancer Research Foundation award first $2.5 million team science grant to advance lung cancer cure

The IASLC and LCRF have awarded a $2.5 million team science grant to Dr. David Barbie's research team to develop an immune-based approach to target drug-resistant lung cancer cells. The project aims to harness the body's immune system to eliminate persister cells, which contribute to disease progression.

Unlocking the mysteries of the brain

Scientists at Purdue University have identified new molecular markers for neurodegenerative diseases by analyzing protein behavior with age. The study sheds light on how phosphorylation causes protein aggregation, a hallmark of these diseases.

SourcePurdue University·JournalMolecular & Cellular Proteomics·DateNov 22, 2024

Emergency bulletin from science

Researchers from 14 scientific journals worldwide are urging governments and industry to collaborate on microbiological research to tackle climate change. They identify six promising fields of action, including binding CO2 and making living organisms more resilient.

Four Würzburg researchers are “Highly Cited”

University of Würzburg researchers Hermann Einsele, José Pedro Friedmann Angeli, Ronny Thomale, and Christoph Wanner have been named Highly Cited Researchers by Clarivate Analytics. Their work in medicine and cell biology has garnered significant attention, with Einsele's research on cancer immunotherapy and Angeli's studies on ferropt...

3D-printing advance mitigates three defects simultaneously for failure-free metal parts

Researchers at UW–Madison developed an approach to simultaneously mitigate three types of defects – pores, rough surfaces, and large spatters – in metal parts produced using laser powder bed fusion. This breakthrough enables the production of high-quality parts with increased manufacturing productivity.

SourceUniversity of Wisconsin-Madison·JournalInternational Journal of Machine Tools and Manufacture·TypeExperimental study·DateNov 22, 2024

Black men — including transit workers — are targets for aggression on public transportation, study shows

A new study by Gwendolyn Purifoye found that Black men are targeted with aggression on buses and trains, leading to erosion of their sense of dignity and self-worth. The researchers observed repeated avoidance behaviors by non-Black passengers and surveillance by authority figures.

SourceUniversity of Notre Dame·JournalSociology of Race and Ethnicity·TypeObservational study·DateNov 22, 2024

Standing at work can be detrimental to blood pressure

A Finnish study found that prolonged standing at work had a negative impact on 24-hour blood pressure, while sedentary work was not necessarily harmful. The study suggests that engaging in recreational physical activity during leisure time can help maintain fitness and reduce the risk of cardiovascular disease.

SourceUniversity of Turku·JournalMedicine & Science in Sports & Exercise·DateNov 22, 2024

Overthinking what you said? It’s your ‘lizard brain’ talking to newer, advanced parts of your brain

A new Northwestern Medicine study found the 'lizard brain' is connected to newly evolved social cognitive network regions, which are involved in thinking about other people. This link helps shape the function of the social cognitive network by giving it access to the amygdala's role in processing emotionally important content.

SourceNorthwestern University·JournalScience Advances·DateNov 22, 2024

Probiotic may counteract fire-retardant chemical damage

A UC Riverside study found that probiotic supplementation can reduce the negative impacts of PBDEs on neurodevelopment, behavior, and metabolism in mouse offspring. The researchers discovered that LR treatment helped normalize body weight gain and tooth eruption timing, as well as improved glucose metabolism and insulin levels.

SourceUniversity of California - Riverside·JournalArchives of Toxicology·TypeExperimental study·DateNov 22, 2024

Cooking up a breakthrough: Penn engineers refine lipid nanoparticles for better mRNA therapies

Researchers at Penn School of Engineering and Applied Science have developed a new method to refine ionizable lipids, key ingredients in lipid nanoparticles. This approach combines precision with rapid output, enabling safer and more effective mRNA vaccines and therapeutics.

SourceUniversity of Pennsylvania School of Engineering and Applied Science·JournalNature Biomedical Engineering·TypeExperimental study·DateNov 22, 2024

Engineered additive makes low-cost renewable energy storage a possibility

Researchers at University of Wisconsin-Madison have invented a water-soluble chemical additive that improves the performance of bromide aqueous flow batteries, making them more efficient and long-lasting. The additive solves issues such as ion leakage and gas formation, enabling the use of these batteries for grid-scale storage.

SourceUniversity of Wisconsin-Madison·JournalNature·TypeExperimental study·DateNov 22, 2024