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Shaping nanoparticles with enzymes

Scientists at Hokkaido University have created a new technique for building nanoparticles using enzymes, enabling the production of various nanomaterials with controlled size and properties. This method has potential applications in technology, medicine, and quantum computing.

SourceHokkaido University·JournalNanoscale Horizons·TypeExperimental study·DateJun 11, 2024

Innovative bird-eye-inspired camera developed for enhanced object detection

Researchers have developed a new perovskite-based camera inspired by the structures and functions of bird's eyes, specializing in object detection. The camera features an artificial fovea and multispectral image sensor that detects UV and RGB light, providing greater motion detection capabilities than conventional cameras.

SourceInstitute for Basic Science·JournalScience Robotics·TypeExperimental study·DateMay 30, 2024

GIST researchers develop nanotechnology for creating wafer-scale nanoparticle monolayers in seconds

Researchers at Gwangju Institute of Science and Technology develop a new nanotechnology method that enables the creation of uniform, wafer-scale nanoparticle assemblies in just seconds. The 'mussel-inspired' technique accelerates assembly by introducing excess protons to increase electrostatic attraction.

SourceGIST (Gwangju Institute of Science and Technology)·JournalAdvanced Materials·TypeExperimental study·DateMay 7, 2024

Researchers reveal water-assisted oxidative redispersion of metal nanoparticles

Scientists discovered that Cu nanoparticles supported on γ-Al2O3 surfaces can redisperse spontaneously at room temperature due to hydroxylation and formation of Cu-OH species. The O2 and H2O led to the transformation of Cu atoms into single atoms, enhancing catalytic activity in RWGS and CO-PROX reactions.

SourceDalian Institute of Chemical Physics, Chinese Academy Sciences·JournalNature Communications·TypeCommentary/editorial·DateMay 7, 2024

Sylvester researchers develop a nanoparticle that can penetrate the blood-brain barrier

Researchers at Sylvester Comprehensive Cancer Center have developed a nanoparticle that can penetrate the blood-brain barrier, potentially targeting both primary breast cancer tumors and brain metastases in one treatment. The method shows early promise in preclinical models, where it shrinks breast and brain tumors.

SourceUniversity of Miami Miller School of Medicine·JournalProceedings of the National Academy of Sciences·DateMay 6, 2024

Rechargeable nanotorch

A new 'rechargeable nanotorch' allows researchers to track the movement of cell-based microrobots in real-time, using afterglow luminescence imaging. The nanotorches can be recharged non-invasively with near-infrared light, enabling long-term tracking and potential applications in cancer treatment.

SourceWiley·JournalAngewandte Chemie International Edition·TypeExperimental study·DateApr 15, 2024

Stretchable quantum dot display

Researchers from the Institute for Basic Science created QLEDs using a ternary nanocomposite film that enhances carrier delivery to quantum dots, resulting in optimal device performance. The devices exhibit high brightness and low threshold voltage, with no damage when stretched up to 1.5 times.

SourceInstitute for Basic Science·JournalNature Electronics·TypeExperimental study·DateApr 15, 2024

A self-cleaning wall paint

Researchers developed a self-cleaning wall paint using waste-valorized titanium oxide nanoparticles, which can bind and break down pollutants, and then degrade them when exposed to sunlight. The paint combines several advantages, including air pollutant removal, longer durability, and reduced production costs.

SourceVienna University of Technology·JournalACS Catalysis·TypeExperimental study·DateMar 25, 2024

DNA attached to nanoparticles contributes to lupus symptoms

A new study by Duke University researchers provides fundamental insights into autoimmune diseases, including systemic lupus erythematosus. They developed a system to test how DNA attached to nanoparticles interact with the immune system, revealing that larger nanoparticles provide more protection for DNA.

SourceDuke University·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateMar 21, 2024

Aluminum nanoparticles make tunable green catalysts

Rice University researchers have developed a transformative approach to harnessing the catalytic power of aluminum nanoparticles by annealing them in various gas atmospheres at high temperatures. This allows for modifying the structure of the oxide layer, making the nanoparticles versatile tools for different applications.

SourceRice University·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateMar 5, 2024

Precision pulmonary medicine: Penn engineers target lung disease with lipid nanoparticles

Researchers at the University of Pennsylvania have developed a new method to efficiently determine which lipid nanoparticles are likely to bind to the lungs, rather than the liver. This breakthrough enables targeted delivery of mRNA therapeutics beyond the liver, offering new hope for treatments of cystic fibrosis and lung cancer.

SourceUniversity of Pennsylvania School of Engineering and Applied Science·JournalNature Communications·TypeExperimental study·DateMar 1, 2024

A moonshot for obesity: New molecules, inspired by space shuttles, advance lipid nanoparticle delivery for weight control

Researchers at the University of Pennsylvania School of Engineering and Applied Science have invented a new way to synthesize key components of lipid nanoparticles, simplifying their manufacture while boosting efficacy. The new method involves combining three chemicals to create branched lipidoids that promote mRNA delivery to target c...

SourceUniversity of Pennsylvania School of Engineering and Applied Science·JournalNature Communications·TypeExperimental study·DateFeb 26, 2024

Outsmarting chemo-resistant ovarian cancer

Researchers have discovered a new way to target chemotherapy-resistant ovarian cancer cells by depriving them of cholesterol, leading to significant tumor growth reduction. The nanoparticles starve the cells of cholesterol, triggering cell death through oxidation of lipids in the cell membrane.

SourceNorthwestern University·JournalAdvanced Science·TypeExperimental study·DateFeb 21, 2024

μkiss-and-tell: A new method for precision delivery of nanoparticles and small molecules to individual cells

Scientists create 'μkiss' technique for precise delivery of materials to individual cells, offering new possibilities in single-cell science and next-generation therapeutic applications. The method provides full control over location, time, and scale of material application, enabling detailed studies of cellular processes.

SourceMax Planck Institute for the Science of Light·JournalNature Methods·TypeExperimental study·DateFeb 21, 2024

Nanoparticles containing natural substance treat visceral leishmaniasis with scant side effects

Researchers at São Paulo State University developed a novel technique using lipid nanoparticles to administer lupeol, killing Leishmania protozoan parasites. The therapy eliminated parasites from organs in animal tests, reducing spleen and liver parasite numbers by 99.9% with minimal side effects.

Pusan National University's breakthrough in muscle regeneration: Nanotech scaffolding supports tissue growth

Researchers develop nanofibrous matrices containing MXene nanoparticles to aid in muscle regeneration. The study reveals molecular mechanisms behind the effects of MXene nanoparticles on muscle growth, suggesting a promising avenue for treating volumetric muscle loss and muscle-related ailments.

SourcePusan National University·JournalNano-Micro Letters·TypeExperimental study·DateJan 24, 2024