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A fluid-supported 3D hydrogel bioprinting method

The Agency for Science, Technology and Research (A*STAR) has developed a Fluid-supported Liquid Interface Polymerization (FLIP) 3D printer that can rapidly print hydrogel structures with complex geometry. This approach addresses the key nutrient supply issue in bioprinting, enabling the rapid fabrication of complex geometrical shapes.

SourceAgency for Science, Technology and Research (A*STAR), Singapore·JournalBiomaterials·TypeExperimental study·DateSep 5, 2021

For good measure: A virtual ruler estimates the size of colorectal polyps

Researchers developed a method to overlay a virtual scale on acquired endoscope images in real-time, allowing accurate estimation of colorectal polyp sizes. The approach uses triangulation principles and minimal image processing, enabling cost-effective diagnosis without adding extra instrumentation.

SourceSPIE--International Society for Optics and Photonics·JournalJournal of Biomedical Optics·TypeExperimental study·DateSep 2, 2021

Long COVID ‘brain fog’: Neurocognitive tests to harmonise global methods

A UNSW psychology researcher recommends a set of neurocognitive and mental health questionnaires to harmonize the assessment of long COVID patients. These tests can be used internationally and in various cultural settings to address key questions about the problem, including brain fog and dementia risks.

SourceUniversity of New South Wales·JournalJournal of the International Neuropsychological Society·TypeLiterature review·DateSep 2, 2021

Cleveland Clinic researchers develop bionic arm that restores natural behaviors in patients with upper limb amputations

Researchers created a bionic arm that combines intuitive motor control with touch and hand movement sensation, enabling wearers to think and behave like a person without an amputation. The system's bi-directional feedback and control allowed study participants to perform tasks with similar accuracy as non-disabled people.

SourceCleveland Clinic·JournalScience Robotics·DateSep 1, 2021

Researchers developing new cancer treatments with high-intensity focused ultrasound

High-intensity focused ultrasound (HIFU) technology is being explored for its potential to destroy cancerous tumours while minimizing damage to healthy tissue. Researchers at the University of Waterloo have made significant progress in understanding how HIFU works on a cellular level, paving the way for future clinical trials.

SourceUniversity of Waterloo·JournalBulletin of Mathematical Biology·DateAug 24, 2021

Building blocks: New evidence-based system predicts element combination forming high entropy alloy

Researchers developed a novel evidence-based material recommender system that predicts high entropy alloy formation without data descriptors, overcomes data bias and poor availability. The method recommends an FeMnCoNi alloy as the most probable HEA and successfully synthesizes it, confirming its validity.

SourceJapan Advanced Institute of Science and Technology·JournalNature Computational Science·TypeExperimental study·DateAug 4, 2021

CHOP researchers develop coating for endotracheal tubes that releases antimicrobial peptides

Researchers created a polymer coating that releases Lasioglossin-III, an AMP with broad-spectrum antibacterial activity, targeting specific infectious bacteria and preventing airway complications. The coating demonstrated significant antibacterial activity and prevented bacterial adherence to the tube.

SourceChildren's Hospital of Philadelphia·JournalThe Laryngoscope·TypeExperimental study·DateAug 4, 2021

Nanoparticles to help evaluate the effectiveness of radiation therapy for cervical cancer

Researchers found changes in erythrocyte morphology and nanoparticles on cell surfaces during radiation therapy, which may indicate treatment effectiveness or prognosis. The study suggests that analyzing these changes could lead to the development of a diagnostic method for assessing RT efficacy.

SourceNational University of Science and Technology MISIS·JournalInternational Journal of Biomedicine·DateJul 30, 2021

Scientists obtain new polymer composite for electromagnetic shielding applications

Researchers from NUST MISIS and international partners create a radar-absorbing polymer composite with excellent magnetic and microwave properties. The composite can absorb 99.9% of incoming electromagnetic radiation, making it suitable for EMI shielding applications in industries such as 5G networks and radar absorbing coatings.

SourceNational University of Science and Technology MISIS·JournalJournal of Alloys and Compounds·DateJul 30, 2021

Children’s Hospital of Philadelphia researchers develop “dimmer switch” to help control gene therapy

Researchers at Children's Hospital of Philadelphia have developed a system that can fine-tune protein expression from gene therapy vectors, addressing the need for controlled dosing. The 'dimmer switch' uses alternative RNA splicing and an orally available small molecule to adjust levels of expression up or down as needed.

SourceChildren's Hospital of Philadelphia·JournalNature·TypeExperimental study·DateJul 28, 2021

Integrate disciplines to conserve biodiversity

The article emphasizes the importance of integrating different disciplines and stakeholders in conservation efforts. Key findings include the need for increased funding and expert guidance for transdisciplinary research, as well as the benefits of such approaches, including improved data quality and innovation.

SourceUniversity of Vienna·JournalBasic and Applied Ecology·DateJul 5, 2021

Ben-Gurion U. scientists invent an artificial nose for continuous bacterial monitoring

A team of Ben-Gurion University researchers has developed an artificial nose capable of detecting bacteria through volatile metabolites. The technology uses carbon nanoparticles to sense gas molecules and has the potential to identify 'good' vs. pathogenic bacteria in the microbiome, detect food spoilage, and identify poisonous gases.

Controlling insulin production with a smartwatch

Researchers at ETH Zurich developed a molecular switch that can be activated by green light from a smartwatch, producing insulin or other substances. The system uses HEK 293 cells and is linked to a gene network, which can be configured to produce specific substances.

SourceETH Zurich·JournalNature Communications·DateJun 7, 2021

R&D exploration or exploitation? How firms respond to import competition

A study published in the Strategic Management Journal finds that firms in response to increased import penetration tend to rely more on familiar knowledge in developing innovations, rather than exploring new sources of knowledge. This shift is temporarily reversed over time, positively associated with an increased likelihood of survival.

SourceStrategic Management Society·JournalStrategic Management Journal·DateJun 2, 2021

Patching up your health

Researchers at Osaka University and JOANNEUM RESEARCH developed ultrathin self-powered e-health patches that can monitor a user's pulse and blood pressure. The patches use embedded piezoelectric nanogenerators to harness biomechanical energy, enabling wireless health monitoring without the need for wires or batteries.

SourceOsaka University·JournalNature Communications·DateApr 23, 2021