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Science News Archive May 2025 - Page 23


Page 23 of 50

DGIST’s discovery of proteins that affect brain signaling opens precision treatment possibilities

The DGIST research team has identified a molecular mechanism that coordinates the operation of NMDA glutamate receptors, key to regulating excitatory synapse function in the brain. This discovery provides clues for developing treatments for brain diseases such as autism spectrum disorders.

Blood eosinophil count is associated with pseudomonas aeruginosa infection but not the efficacy of inhaled tobramycin (Eur Respir J)

A study found that elevated blood eosinophil counts correlate with Pseudomonas aeruginosa infection in bronchiectasis patients. Inhaled tobramycin reduced symptom burdens and bacterial load without affecting BEC levels, suggesting a targeted therapeutic approach

SourceNational Center for Respiratory Medicine·JournalEuropean Respiratory Journal·TypeRandomized controlled/clinical trial·DateMay 19, 2025

Clay can help make for tomorrow’s environmentally friendly quantum technologies

Scientists have found a 2D semiconductor clay material with antiferromagnetic properties, which could be used in sustainable materials and technology. The material is cheap, easily available, and stable, making it an exciting discovery for the development of environmentally friendly quantum technologies.

SourceNorwegian University of Science and Technology·Journalnpj 2D Materials and Applications·TypeExperimental study·DateMay 19, 2025

Modification makes immunotherapy for blood cancer even more effective

Researchers at A.C.Camargo Cancer Center developed a more powerful version of CAR-T cells by inhibiting the epigenetic alterations that made them inefficient against non-Hodgkin's lymphoma and acute lymphoblastic leukemia. This modification resulted in improved treatment efficacy, tumor elimination, and reduced side effects.

Level-ground and stair adaptation for hip exoskeletons based on continuous locomotion mode perception

A new study presents a learning-free method for hip exoskeleton control, achieving seamless adaptation to continuous locomotion modes without user-specific data training. The proposed three-layer control framework ensures smooth transitions by predicting terrain changes before the end of transition periods.

SourceBeijing Institute of Technology Press Co., Ltd·JournalCyborg and Bionic Systems·DateMay 19, 2025

Study links dementia care gaps in Quebec to socio-economic status

A new study found stark differences in dementia care received by people in richer and poorer neighborhoods in Quebec. People in more deprived areas were more likely to be hospitalized, receive inappropriate medications, and die within a year of diagnosis, while those in wealthier neighborhoods had more visits to cognition specialists.

SourceMcGill University·JournalAlzheimer s & Dementia Behavior & Socioeconomics of Aging·TypeData/statistical analysis·DateMay 19, 2025

Investment risk for energy infrastructure construction is highest for nuclear power plants, lowest for solar

A new study from Boston University Institute for Global Sustainability finds that over 60% of energy infrastructure projects worldwide run over budget and take longer than expected to complete. Nuclear power plants are the worst offenders, with an average construction cost overrun of 102.5%. In contrast, solar energy and wind farms hav...

SourceBoston University·JournalEnergy Research & Social Science·DateMay 19, 2025

Study finds that testosterone gel use in women recovering from hip fracture does not improve outcomes compared to supervised exercise alone

A recent multi-center randomized controlled trial found that testosterone gel does not improve physical function compared to exercise alone in older women recovering from a hip fracture. The study, STEP-HI, is the largest such study of testosterone administration to women following a fracture of the hip.

SourceHebrew SeniorLife Hinda and Arthur Marcus Institute for Aging Research·JournalJAMA Network Open·TypeRandomized controlled/clinical trial·DateMay 19, 2025

DGIST has linked brain inflammation to repetitive behaviors in autism and obsessive–compulsive disorder and confirmed the ability of commercially available treatments to suppress symptoms

A study by DGIST researchers found that brain inflammation leads to overactivity in NMDA glutamate receptors, causing repetitive behaviors in autism spectrum disorder (ASD) and obsessive-compulsive disorder (OCD). Administering memantine, a treatment for Alzheimer's disease, reduced symptoms and restored normal activity.

Researchers discover why donor hearts fail in cold storage — and how to prevent it

A new molecular process discovered by researchers contributes to the failure of donor hearts after transplant, but a therapy using medication for high blood pressure has been found to reduce damage. The treatment significantly improves the function of donor hearts and increases their distance in cold storage.

SourceMichigan Medicine - University of Michigan·JournalNature Cardiovascular Research·TypeExperimental study·DateMay 19, 2025

Innovative metal-free method upcycles PET waste into valuable chemicals

Researchers have developed a novel metal-free catalytic approach for upcycling polyethylene terephthalate (PET) waste into valuable products like dimethyl terephthalate (DMT) and ethylene carbonate (EC). The method achieves impressive yields under mild conditions, showcasing its potential for large-scale industrial implementation.

SourceNanjing Institute of Environmental Sciences, MEE·JournalEco-Environment & Health·DateMay 19, 2025

Oleanolic acid restores drug sensitivity in sorafenib-resistant hepatocellular carcinoma: evidence from in vitro and in vivo studies

A study published in the Journal of Clinical and Translational Hepatology found that oleanolic acid can restore drug sensitivity to sorafenib in sorafenib-resistant hepatocellular carcinoma cells. The compound inhibited cell invasion, migration, and upregulated fabp3 expression, leading to restored sensitivity to sorafenib.

SourceXia & He Publishing Inc.·JournalJournal of Clinical and Translational Hepatology·DateMay 19, 2025