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Science News Archive September 2023 - Page 16


Page 16 of 37

CityU researchers develop novel photo-oxidation therapy for anticancer treatment

Researchers at City University of Hong Kong have developed a new class of near-infrared-activated photo-oxidants that can effectively kill cancer cells without requiring oxygen. The discovery offers a promising direction for developing anti-cancer drugs and could overcome existing limitations of photodynamic therapies.

SourceCity University of Hong Kong·JournalNature Chemistry·TypeExperimental study·DateSep 20, 2023

Lurie Children’s Hospital performs innovative minimally invasive surgery for severe muscle tone in cerebral palsy

Researchers at Lurie Children's Hospital use computer-guided radiofrequency ablation to decrease excessive muscle tone in children with cerebral palsy, greatly improving quality of life. The procedure is a safe and effective approach that excludes the dysfunctional nervous system, a main driver of pathology.

SourceAnn & Robert H. Lurie Children's Hospital of Chicago·JournalOperative Neurosurgery·DateSep 20, 2023

USC develops new preclinical system to better turn lab discoveries into effective treatments

A research team from USC Keck School of Medicine has developed a more rigorous system for conducting preclinical research on stroke treatments, identifying the strongest candidate for further study. The system uses a network of laboratories and animal models that resemble typical stroke patients to test new therapies.

SourceKeck School of Medicine of USC·JournalScience Translational Medicine·TypeExperimental study·DateSep 20, 2023

Language acquisition may work differently in people with autism

A meta-analysis of 71 studies on autism suggests that people with autism may acquire language differently than neurotypical individuals. While interventions aimed at promoting social communication showed no significant language gains, some children with autism learn language without social interaction, such as through digital tablets. ...

SourceUniversity of Montreal·JournalNeuroscience & Biobehavioral Reviews·TypeMeta-analysis·DateSep 20, 2023

COVID-19 brain fog and the role of Tau proteins

Researchers identified a link between SARS-CoV-2 infection and Alzheimer's disease-like cognitive symptoms, triggered by Tau protein hyperphosphorylation. The study found increased Tau levels in infected cells, indicating pathological alterations to the protein.

SourcePNAS Nexus·JournalPNAS Nexus·DateSep 19, 2023

Study finds two antibiotics for children with sinusitis equally effective, but one had fewer side effects

Researchers found that patients prescribed amoxicillin-clavulanate had higher rates of gastrointestinal symptoms and yeast infections than those prescribed amoxicillin. The study showed no difference in treatment failure rates between the two antibiotics, with treatment failure occurring in less than 2% of cases.

SourceBrigham and Women's Hospital·JournalJAMA·TypeObservational study·DateSep 19, 2023

Machine learning models can produce reliable results even with limited training data

Researchers from University of Cambridge and Cornell University have developed a method to build machine learning models that can understand complex equations using far less training data. This breakthrough enables the construction of more time- and cost-efficient models for physics, engineering, and climate modeling applications.

SourceUniversity of Cambridge·JournalProceedings of the National Academy of Sciences·DateSep 19, 2023

New research sheds light on 'runner's knee'

A new study found that patients with patellofemoral pain have smaller muscles in their hips and hamstrings, which are not typically targeted in rehabilitation. This suggests that personalized rehabilitation approaches may be necessary to effectively address chronic knee pain.

SourceUniversity of Connecticut·JournalPhysical Therapy in Sport·TypeImaging analysis·DateSep 19, 2023

Weakening of the relationship between winter precipitation over southern China and the Asian–Pacific Oscillation during the second half of the 21st century

Climate models project a weakening relationship between the Asian-Pacific Oscillation and winter precipitation in southern China. The study found that as the APO weakens, atmospheric circulation anomalies become unfavorable for precipitation in southern China.

SourceInstitute of Atmospheric Physics, Chinese Academy of Sciences·JournalAtmospheric and Oceanic Science Letters·DateSep 19, 2023

Does a brain in a dish have moral rights?

A group of experts has developed a framework to research and apply brain-cell-based computer technology responsibly. The technology has significant promise for accelerating disease understanding but raises questions about the moral status of bio-computers.

SourceCortical Labs·JournalBiotechnology Advances·TypeLiterature review·DateSep 19, 2023

How wind turbines react to turbulence

Researchers from the University of Oldenburg developed a new stochastic method to mitigate sudden swings in wind turbine power output. The study found that control systems are mainly responsible for short-term fluctuations and can be optimized to ensure more consistent energy output.

SourceUniversity of Oldenburg·JournalPRX Energy·TypeData/statistical analysis·DateSep 19, 2023

How to keep people out of the emergency room

A new study co-authored by MIT economist Jonathan Gruber found that a New York City program helped arrange medical appointments for undocumented immigrants with limited incomes, leading to a substantial drop in emergency room use. The program resulted in a 21 percent decline in ER visits and a 42 percent decrease for individuals with h...

SourceMassachusetts Institute of Technology·JournalAmerican Economic Review·DateSep 19, 2023

Novel ligands for transition-metal catalysis of photoreactions

Scientists at Chiba University developed novel ligands for transition metal complex photocatalysis, successfully catalyzing specific photoreactions like transfer hydrogenation. The newly designed ligands allow platinum complex to catalyze reactions in the presence of visible light, streamlining industrial processes.

SourceChiba University·JournalACS Catalysis·TypeExperimental study·DateSep 19, 2023

Certain community health care worker programs often exploit volunteers, Mount Sinai researchers report

A systematic review of 117 reports from 19 countries found that over half of volunteer community health care workers experience labor exploitation, including sub-minimum-wage pay and excess work hours. The study highlights the need for fair compensation and safe working conditions to improve quality of care and overall health outcomes.

A mysterious blue molecule will help make better use of light energy

Researchers at IOCB Prague have described the causes of azulene's blue color and its unusual properties, which can help capture and utilize light energy. The team used a simple concept to explain the molecule's behavior, opening up new possibilities for organic chemistry.

SourceInstitute of Organic Chemistry and Biochemistry of the Czech Academy of Sciences (IOCB Prague)·JournalJournal of the American Chemical Society·TypeExperimental study·DateSep 19, 2023

The strongest tag team of the James Webb Space Telescope and ALMA captures the core of the most distant galaxy protocluster

Researchers observed the core region of the protocluster A2744z7p9OD using JWST and detected ionized oxygen-ion light from four galaxies at a distance of 13.14 billion light-years away. The team also detected cosmic dust emissions from three of the four galaxies, indicating that many first-generation stars have completed their lives.

SourceUniversity of Tsukuba·JournalThe Astrophysical Journal Letters·DateSep 19, 2023

Technological progress and climate change

Researchers developed an environmentally extended general equilibrium model to analyze the impact of technological progress on climate change. The study found that technological progress in some sectors increases global emissions, while others decrease them.

SourcePNAS Nexus·JournalPNAS Nexus·DateSep 19, 2023

Turning the tide: Ghana's innovative approach to tackle marine plastic pollution with citizen science

Ghana has adopted a citizen science approach to address marine plastic litter, leveraging existing data and networks to inform policies and global SDG monitoring. The initiative has become a success story, providing valuable insights for other countries to incorporate citizen science into their SDG efforts.

SourceInternational Institute for Applied Systems Analysis·JournalSustainability Science·DateSep 19, 2023

Precisely arranging nanoparticles

A research team at Göttingen University has developed plasmonic molecules from nanoparticles using a novel process that precisely arranges the particles. This breakthrough enables the creation of large quantities of these compounds, which can be used for various functions in nanotechnology.

SourceUniversity of Göttingen·JournalAngewandte Chemie·TypeExperimental study·DateSep 19, 2023

3D insights into an innovative manufacturing process

Using a new technique, researchers created the first 3D tomograms of a ceramic object being printed using laser-based powder bed fusion, revealing detailed information about the manufacturing process. The findings will help improve this promising technology and provide valuable insights for future applications.

SourcePaul Scherrer Institute·JournalCommunications Materials·TypeExperimental study·DateSep 19, 2023

Clinical trial recommends methotrexate for children with severe atopic dermatitis

A clinical trial has shown that methotrexate is a useful and safe treatment for children with severe atopic dermatitis, offering better objective disease control compared to ciclosporin. The study found no concerning safety signals, making methotrexate an attractive alternative for patients in settings where healthcare resources are li...

SourceKing's College London·JournalBritish Journal of Dermatology·TypeRandomized controlled/clinical trial·DateSep 19, 2023

Leading the way in global STI research

A new study published in Virology Journal confirms 25 different types of HPV prevalent in Nigeria, highlighting the need for region-specific vaccines. The discovery underscores the limitations of existing vaccines like Gardasil-9, which only protects against nine cancer-causing types.

SourceUniversity of Delaware·JournalVirology Journal·DateSep 19, 2023

Breaking in the black box of pedagogical authority

A team from Université de Genève and University of Teacher Education, State of Vaud conducted an innovative field study on pedagogical authority. They found that 'double addressing' strategies, combining direct and indirect communication, are particularly effective in exercising teaching authority. This approach allows teachers to prev...

SourceUniversité de Genève·JournalTeaching and Teacher Education·TypeNews article·DateSep 19, 2023