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Science News Archive November 2025 - Page 39


Page 39 of 47

Distinguished cancer researcher Stuart S. Martin, PhD, named Chair of the Department of Pharmacology & Physiology at UM School of Medicine

Stuart S. Martin, PhD, has been appointed Chair of the Department of Pharmacology & Physiology at UMSOM, bringing over 20 years of success in advancing basic science research efforts and developing new drug therapies. His groundbreaking discovery of microtentacles on cancer cells promises to lead to new life-extending therapies.

Informal human milk sharing among US mothers

A large sample of first-time mothers in the US reported informal human milk sharing, with 1 in 27 participants feeding their infants shared milk. Pediatric practitioners should be aware of this trend and counsel families on risks and recommended risk-reduction strategies.

SourceJAMA Network·JournalJAMA Network Open·DateNov 6, 2025

NIH award to explore improved delivery systems for school-based substance use prevention and treatment programs

Researchers at Wayne State University will develop a sustainable infrastructure for multi-tiered SUD prevention in high schools. The project aims to build upon prior research to establish a blueprint for implementing evidence-based programs in schools, addressing the need for sustained delivery and long-term impact.

Densely-neighbored-Ru nanoparticles confined in porous-SiO2 shell for efficient CO2 methanation via plasmon-coupling-enhanced photo-thermal catalysis

Researchers developed a new Ru nanoparticle catalyst with enhanced light-harvesting capability, spectral response, and microscopic temperature fields, facilitating efficient CO2 methanation. The plasmonic coupling-confined architecture integrates electromagnetic field confinement and nanoscale thermal management to create a favorable r...

SourceScience China Press·JournalScience Bulletin·DateNov 6, 2025

Hollings researcher co-leads AACR subcommittee calling for nicotine limits

The American Association for Cancer Research (AACR) endorses a federal policy that sets a maximum nicotine product standard, limiting nicotine levels in combustible cigarettes and related tobacco products to 0.7 mg/g. This reduction aims to make cigarettes minimally or non-addictive, striking at the chemical that keeps people hooked. E...

SourceMedical University of South Carolina·JournalClinical Cancer Research·TypeLiterature review·DateNov 6, 2025

Arctigenin prevents metabolic dysfunction-associated steatohepatitis by inhibiting NLRP3/GSDMD-N axis in macrophages

Arctigenin, a monomer of Fructus Arctii, exhibits anti-inflammatory activity and prevents MASH progression through modulating the NLRP3/GSDMD-N axis in macrophages. ATG administration also reduces hepatic macrophage infiltration, serum enzyme levels, and lipid peroxidation while enhancing antioxidant enzyme activity.

SourceXia & He Publishing Inc.·JournalJournal of Clinical and Translational Hepatology·DateNov 6, 2025

Trust and fairness are Brazil’s most powerful climate tools, finds new Earth4All analysis ahead of COP30

A new report from Earth4All argues that Brazil's vast forests and renewable energy potential are complemented by the power of trust and social cohesion in tackling the climate crisis. The study identifies five areas for coordinated reforms to accelerate decarbonisation and build resilience, including poverty reduction and inclusive gov...

SourceThe Club of Rome·TypeComputational simulation/modeling·DateNov 6, 2025

Early-stage clinical trial demonstrates promise of intranasal influenza vaccine in generating broad immunity

Researchers at the University of Maryland School of Medicine have reported encouraging results from an early phase clinical trial of an intranasal influenza vaccine. The study found that the vaccine triggered a broad immune response, including higher levels of protective antibodies and better ability to kill infected cells.

SourceUniversity of Maryland School of Medicine·JournalNature Communications·TypeRandomized controlled/clinical trial·DateNov 6, 2025

Study identifies which patients benefit most from new schizophrenia drug

Researchers identified patterns that could help match the right treatment to the right patient by tracking real-world responses. Patients with prominent negative symptoms showed strongest improvements after receiving the new combination drug, while those with aggression or bipolar features saw limited benefit. The study suggests schizo...

SourceTufts University·JournalNature Mental Health·TypeData/statistical analysis·DateNov 6, 2025

Increased avoidance learning in chronic opioid users

This study confirms the role of negative reinforcement in chronic opioid use, contributing to addiction development. The findings suggest that this mechanism is present even after regular opioid use, highlighting potential for more effective prevention and treatment strategies.

SourceJAMA Network·JournalJAMA Psychiatry·DateNov 6, 2025

Maternal type 1 diabetes may protect children through epigenetic changes

A new study found that maternal type 1 diabetes is associated with specific epigenetic marks in the child, which affect immune function and expression of genes involved in autoimmune diseases. These changes appear to protect against islet autoimmunity, a precursor to type 1 diabetes.

RODIN project, funded by the European Research Council through a Synergy grant (ERC-Syn), will invest 10 M€ to explore cells as the architects of future biomaterials

The RODIN project aims to discover the subtle key structural features that cells engrave into materials when they are driven to produce specific tissues. The team will learn from this 'architectural wisdom' of cells to design new generations of higher performance biomaterials.

First study of its kind finds deep-sea mining waste threatens life and foodwebs in the ocean’s dim “twilight zone”

A new study finds that deep-sea mining waste can disrupt marine life in the midwater 'twilight zone', where vast communities of zooplankton support the ocean's food system. The waste, released during a 2022 mining trial, has lower concentrations of amino acids, threatening the delicate balance of the food web.

SourceUniversity of Hawaii at Manoa·JournalNature Communications·TypeObservational study·DateNov 6, 2025

A combination treatment may help cut lifelong ibrutinib for chronic lymphocytic leukemia

A combination treatment of ibrutinib and ianalumab allowed some patients with CLL to discontinue daily therapy and potentially improve their quality of life. The study found that 43.6% of patients had undetectable measurable residual disease, and 17 patients were able to stop ibrutinib and remain off therapy for 12 to 24 months.

SourceAmerican Association for Cancer Research·JournalClinical Cancer Research·DateNov 6, 2025

Landscapes that remember: clues show Indigenous Peoples have thrived in the southwestern Amazon for more than 1,000 years

Researchers have uncovered evidence of successive occupations and adaptations by Indigenous communities in the region, including elaborate earthworks, raised fields, and complex canal systems. These findings provide insights into sustainable practices and highlight the importance of preserving the region's unique biocultural heritage.

SourceFrontiers·JournalFrontiers in Environmental Archaeology·TypeExperimental study·DateNov 6, 2025

World’s first demonstration of entanglement swapping using sum-frequency generation between single photons

Researchers successfully demonstrated entanglement swapping using sum-frequency generation between single photons with a high signal-to-noise ratio. This achievement is expected to contribute to the miniaturization and efficiency improvement of photonic quantum information processing circuit, as well as the extension of transmission di...

SourceNational Institute of Information and Communications Technology (NICT)·JournalNature Communications·TypeExperimental study·DateNov 6, 2025

Greenness linked to fewer hospital stays for mental health conditions

A recent analysis of data from seven countries found that higher levels of greenness are associated with a 7% reduction in hospital admissions for all cause mental disorders. The protective effect increases with greater exposure to greenness, suggesting that urban design and health policy can be improved to protect mental health.

SourceBMJ Group·JournalThe BMJ·TypeObservational study·DateNov 5, 2025

First precise altitude distribution observation of blue aurora using hyperspectral camera

Researchers successfully estimated precise altitude distribution of nitrogen molecular ions responsible for blue aurora emissions at high altitudes. The study revealed a peak emission intensity at 200 km altitude, suggesting higher-than-thought density of nitrogen molecular ions in the atmosphere.

SourceNational Institutes of Natural Sciences·JournalGeophysical Research Letters·TypeObservational study·DateNov 5, 2025

Key body fat thresholds linked to performance in professional soccer players: According to a Brazilian study

A Brazilian study established clear cutoff points for body fat measurements strongly associated with physical performance of male professional soccer players. Body fat percentage, abdominal skinfold thickness, and sum of three skinfolds were linked to aerobic endurance tests.

SourceShanghai Jiao Tong University Journal Center·JournalTranslational Exercise Biomedicine·TypeNews article·DateNov 5, 2025

Landmark Global Decade Report reveals breakthroughs in advanced breast cancer but exposes a widening global equity gap

The ABC Global Decade Report 2015-2025 reveals significant advances in breast cancer care for some patients globally. However, persistent inequalities leave many behind. The report's findings drive the creation of the ABC Global Charter 2025-2035, aiming to improve equitable progress and transform care for everyone with ABC.

SourceAssociação Advanced Breast Cancer Global Alliance·JournalThe Breast·TypeObservational study·DateNov 5, 2025

Researchers find that temperature matters for RhRu₃Ox during acidic water oxidation

The study reveals a temperature-dependent mechanism evolution effect on RhRu3Ox catalysts, leading to more stable oxygen evolution reactions. The researchers demonstrate that the catalyst remains stable for over 1000 hours at room temperature, paving the way for efficient and durable electrochemical devices.

Universe's expansion 'is now slowing, not speeding up'

A new study published in Monthly Notices of the Royal Astronomical Society suggests that the universe's expansion may have started to slow rather than accelerate at an ever-increasing rate. The findings cast doubt on the long-standing theory of dark energy, which is believed to be driving distant galaxies away increasingly faster.

SourceRoyal Astronomical Society·JournalMonthly Notices of the Royal Astronomical Society·DateNov 5, 2025

Solar‑driven redox reactions with metal halide perovskites heterogeneous structures

Researchers develop high-performance metal halide perovskite heterojunction photocatalysts to boost efficiency and transition to real-world solar-to-chemical technologies. The innovative designs and features of MHP-based heterojunctions are crucial for overcoming stability and charge recombination issues in solar-driven redox reactions.

SourceShanghai Jiao Tong University Journal Center·JournalNano-Micro Letters·TypeExperimental study·DateNov 5, 2025

Widely used pesticides may lower sperm count

A review of 21 experimental studies suggests that exposure to neonicotinoid pesticides can lower sperm quality and disrupt hormones in males. The studies found that these insecticides, commonly used in farming, can be absorbed into soil, water, and plants, leading to potential harm to human reproductive health.

SourceGeorge Mason University·JournalEnvironmental Research·DateNov 5, 2025

URI climate scientist contributes to research illustrating future impacts of Antarctic ice sheet melting

A team of researchers, including URI climate scientist Ambarish Karmalkar, used interactive modeling to predict the impact of Antarctic ice sheet meltwater discharge on climate and sea levels. Their findings show that while cold Antarctic meltwater will slow human-induced warming, it also causes uneven sea level rise and significant cl...

SourceUniversity of Rhode Island·JournalNature Communications·TypeComputational simulation/modeling·DateNov 5, 2025

New study demonstrates how pediatric integrative medicine can be implemented within a large health system

The study found that patients with anxiety preferred non-drug treatments, such as cognitive reframing and breathing techniques. Pediatric integrative medicine services were shown to fill gaps in care for pediatric patients with complex conditions like long-COVID, Myalgic Encephalomyelitis/Chronic Fatigue Syndrome, and obesity.

SourceUniversity Hospitals Cleveland Medical Center·JournalGlobal Advances in Integrative Medicine and Health·DateNov 5, 2025

Radiotherapy after mastectomy can be avoided, study finds

A new study found that patients with early-stage breast cancer who underwent a mastectomy and anti-cancer drugs had similar 10-year survival rates whether or not they received chest wall radiotherapy. The research team concludes that radiotherapy may no longer be necessary for these patients, reducing treatment burden and potential sid...

SourceUniversity of Edinburgh·JournalNew England Journal of Medicine·TypeRandomized controlled/clinical trial·DateNov 5, 2025