Microneedle array embedded with ultrasound-triggered antibacterial nanoparticles for acne treatment
A research team led by Professor Kelvin Yeung from the Department of Orthopedics and Traumatology, School of Clinical Medicine, LKS Faculty of Medicine, the University of Hong Kong (HKUMed) has designed a new microneedle patch to offer a highly-effec.....»»
Deep learning reveals molecular secrets of explosive perchlorate salts
Perchlorates are a class of compounds that are notorious for their explosive nature. This raises safety concerns during experiments involving complex compounds that contain perchlorate ions, since explosions can be triggered even by the slightest sho.....»»
Team unravels activation mechanism of a protein that combats bacteria
The human immune system is constantly fending off a wide range of invaders—a feat that requires a diverse array of cellular troops and molecular weaponry. Although a great deal is already known about immune defense cells and the strategies they emp.....»»
Researchers uncover molecular mechanisms behind effects of MXene nanoparticles on muscle regeneration
Tissue engineering, which involves the use of grafts or scaffolds to aid cell regeneration, is emerging as a key medical practice for treating volumetric muscle loss (VML), a condition where a significant amount of muscle tissue is lost beyond the bo.....»»
Water self-purification achieved via electron donation: Novel catalyst enables sustainable wastewater treatment
Emerging contaminants (ECs) in natural water bodies, including endocrine disruptors, pharmaceuticals, and synthetic dyes, pose a grave threat to public water safety. Current wastewater treatment technologies, while somewhat effective, fall short of e.....»»
Cells" electric fields keep nanoparticles at bay, scientists confirm
The humble membranes that enclose our cells have a surprising superpower: They can push away nano-sized molecules that happen to approach them. A team including scientists at the National Institute of Standards and Technology (NIST) has figured out w.....»»
Researchers quickly and easily predict emerging contaminant concentrations in wastewater with AI
The global consumption of pharmaceuticals is growing rapidly every year, reaching 4 billion doses in 2020. As more and more pharmaceuticals are metabolized by the human body and enter sewage and wastewater treatment plants, the amount and types of tr.....»»
Metalens array to enable next-generation true-3D near-eye displays
Integral imaging (II) display is one of the most promising near-eye displays (NEDs) due to its compact volume, full parallax, convenient full-color display, and, more importantly, true-3D and more realistic depth perception from eliminating the verge.....»»
The next generation LIFE telescope could detect some intriguing biosignatures
The Large Interferometer for Exoplanets (LIFE) project is an ambitious plan to build a space telescope with four independent mirrors. The array would allow the individual mirrors to move closer or farther apart, similar to the way the Very Large Arra.....»»
Investigating the presence of environmental rare earth elements in activated sludge systems
The pandemic has triggered a major increase in the use of medical facilities and drugs, which has exacerbated pollution in wastewater biochemical treatment systems. Pollution from environmental rare earth elements (REE) has increased due to the wides.....»»
Scientists Will Test a Cancer-Hunting mRNA Treatment
Strand Therapeutics has figured out a way to turn the molecule on and off in certain tissues to more precisely treat tumors......»»
Unveiling sodium channel dynamics: New insights into cell biology using high-speed atomic force microscopy
The transport of ions to and from a cell is controlled by pore-forming proteins embedded in the cell membrane. In particular, voltage-gated sodium channels (VGSCs) govern the transfer of sodium (Na+) ions, and play an important role in the regulation.....»»
Research reveals gas-phase migration route for formation of strong metal-support interaction state
Strong metal-support interaction (SMSI) is one of the most important concepts in heterogeneous catalysis. Triggered by pretreatment or reaction processes, the supported metal nanoparticles may be partially or completely encapsulated by support-derive.....»»
Researchers optimize 3D printing of optically active nanostructures
For about 20 years, it has been possible to modify surfaces via nanoparticles so that they concentrate or manipulate light in a desired way or trigger other reactions. Such optically active nanostructures can be found in solar cells and biological or.....»»
Researchers visualize energetic ion flow in fusion devices
In a burning plasma, maintaining confinement of fusion-produced energetic ions is essential to producing energy. These fusion plasmas host a wide array of electromagnetic waves that can push energetic ions out of the plasma......»»
Research team develops anti-icing film that only requires sunlight
A KAIST research team has developed an anti-icing and de-icing film coating technology that can apply the photothermal effect of gold nanoparticles to industrial sites without the need for heating wires, periodic spray or oil coating of anti-freeze s.....»»
Decorated nanoparticles prevent anaphylaxis without causing side effects in mouse study
Northwestern University researchers have developed the first selective therapy to prevent allergic reactions, which can range in severity from itchy hives and watery eyes to trouble breathing and even death......»»
Venus" atmospheric chemical anomalies may motivate future astrobiology missions
When scientists detected phosphine in Venus' atmosphere in 2020, it triggered renewed, animated discussions about Venus and its potential habitability. It would be weird if the detection didn't generate interest since phosphine is a potential biomark.....»»
Review covers optical aspects of quantitative photoacoustic tomography
Quantitative photoacoustic tomography (QPAT) is a medical imaging technique that combines laser-induced photoacoustic signals and ultrasound detection to create detailed three-dimensional images of biological tissues. The process involves irradiating.....»»
Next-generation wastewater solutions: Utilizing acid-resistant microbes for improved treatment efficiency
Free nitrous acid (FNA) is known for its capacity to inhibit various microorganisms in wastewater systems, significantly benefiting treatment process management. Initially deemed problematic due to its potential adverse effects on treatment, FNA is n.....»»
Analysis of two decades" worth of antibiotic resistance shows antibiotic use is not the only driver of superbugs
For the first time, researchers have analyzed the impact of antibiotic use on the rise of treatment-resistant bacteria over the last 20 years in the UK and Norway. They show that while the increase in drug use has amplified the spread of superbugs, i.....»»