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Are silver nanoparticles a silver bullet against microbes?

Antimicrobials are used to kill or slow the growth of bacteria, viruses and other microorganisms. They can be in the form of antibiotics, used to treat bodily infections, or as an additive or coating on commercial products used to keep germs at bay......»»

Category: topSource:  physorgJul 13th, 2021

Researchers develop cheap and efficient ethanol catalyst from laser-melted nanoparticles

Ethanol fuel cells are regarded as promising sources of green electricity. However, expensive platinum catalysts are used in their production. Research on laser melting of suspensions carried out at the Institute of Nuclear Physics of the Polish Acad.....»»

Category: topSource:  informationweekRelated NewsNov 10th, 2023

Deep-sea pressure found to preserve food for microbes in the abyss

A new study from the Danish Center for Hadal Research reports on a series of experiments with exposing marine snow to increasing pressure—up to 1000 bar, which corresponds to the pressure at the bottom of some of the world's deep-sea trenches, 10 k.....»»

Category: topSource:  physorgRelated NewsNov 9th, 2023

Silver reveals luxury tastes of Vikings and trade talents of ancient Greeks

Vikings, traditionally depicted as primitive bearded warriors, had a fondness for some of life's precious things. In Europe, hundreds of buried hoards of silver testify to its attraction for Vikings when they lived more than 1,000 years ago......»»

Category: topSource:  physorgRelated NewsNov 7th, 2023

Scientists observe composite superstructure growth from nanocrystals in real time

For the first time, scientists and engineers have observed in real time how two types of nanoparticles made from different materials combine into new composite materials. The findings, reported by a team led by the University of Pennsylvania and Univ.....»»

Category: topSource:  physorgRelated NewsNov 6th, 2023

Plastic waste in rivers may carry dangerous microbes: Study

Plastic litter in rivers might be allowing dangerous pathogens to hitch-hike downstream, a new study published Wednesday found......»»

Category: topSource:  physorgRelated NewsNov 4th, 2023

Our 10 favorite Wonder Effects in Super Mario Bros. Wonder

From Piranha Plants on Parade to Evade the Seeker Bullet Bills, these are Digital Trends' favorite Wonder Effects in Super Mario Bros. Wonder......»»

Category: topSource:  digitaltrendsRelated NewsOct 29th, 2023

Analysis finds diversity on the smallest scales in sulfur-cycling salt marsh microbes

At the surface, salt marshes and their windswept grasses can look deceptively simple. But those marshes are teeming with biodiversity, from the insects and migrating birds in the air all the way down to the microbes that live in the soil. Scientists.....»»

Category: topSource:  physorgRelated NewsOct 26th, 2023

New nanoparticles found to be effective for the treatment of rheumatoid arthritis

A team of scientists has developed a new solution for the treatment of rheumatoid arthritis (RA). The work has been published in Nature Nanotechnology......»»

Category: topSource:  physorgRelated NewsOct 26th, 2023

On the trail of the "Silver King": Researchers reveal unprecedented look at tarpon migration

New research led by the University of Massachusetts and published recently in Marine Biology unveils a first-of-its-kind dataset, gathered over five years, that gives the finest-grained detail into the timing and spatial extent of tarpon migration. T.....»»

Category: topSource:  physorgRelated NewsOct 25th, 2023

Deep learning solves long-standing challenges in identification of nanoparticle shape

Innovation Center of NanoMedicine has announced with The University of Tokyo that a group led by Prof. Takanori Ichiki, Research Director of iCONM, proposed a new property evaluation method of nanoparticles' shape anisotropy that solves long-standing.....»»

Category: topSource:  physorgRelated NewsOct 24th, 2023

Biological fingerprints in soil show where diamond-containing ore is buried

Researchers have identified buried kimberlite, the rocky home of diamonds, by testing the DNA of microbes in the surface soil......»»

Category: topSource:  physorgRelated NewsOct 24th, 2023

Examining the synergistic roles of platinum nanoparticles and sodium ions within beta zeolites

Organic N-alkyl amines are important chemical products and intermediate with wide applications in the fields of daily chemicals, pesticides, pharmaceuticals, surfactants, and life sciences. The C–N bonds formed by alkylating reagents (halocarbons,.....»»

Category: topSource:  physorgRelated NewsOct 24th, 2023

Study shows maternal microbiota can affect fetal development

In a Finnish study, significant differences in the gene activity of the fetal intestine, brain and placenta were identified, depending on the microbes in the mother's body and the compounds produced by them. The findings indicate that maternal microb.....»»

Category: topSource:  physorgRelated NewsOct 20th, 2023

Scientists discover new molecule that combats viral infection in bacteria

A Ph.D. researcher at the University of St Andrews studying microbes in the human gut has discovered a new molecule that acts as a "distress signal" when viruses are detected. The research is published in the journal Nature......»»

Category: topSource:  physorgRelated NewsOct 19th, 2023

Scientists develop novel nanoparticles that could serve as contrast agents

Special nanoparticles could one day improve modern imaging techniques. Developed by researchers at Martin Luther University Halle-Wittenberg (MLU), the properties of these unique nanoparticles change in reaction to heat. When combined with an integra.....»»

Category: topSource:  physorgRelated NewsOct 19th, 2023

How to watch two astronauts spacewalk to check the ISS for microbes

Two astronauts will perform a spacewalk from the International Space Station, collecting samples from the station's exterior to use in scientific research......»»

Category: topSource:  digitaltrendsRelated NewsOct 9th, 2023

Super-efficient laser light-induced detection of cancer cell-derived nanoparticles achieved

Can particles as minuscule as viruses be detected accurately within a mere five minutes? Osaka Metropolitan University scientists say yes, with their innovative method for ultrafast and ultrasensitive quantitative measurement of biological nanopartic.....»»

Category: topSource:  physorgRelated NewsOct 6th, 2023

Chemists make antibacterial films more effective with iron

RUDN University chemists have improved the effectiveness of antibacterial chitosan films used in medicine and the food industry, by adding iron and a new chitin derivative to chitin nanoparticles. The results were published in the journal BioTech......»»

Category: topSource:  physorgRelated NewsOct 5th, 2023

Agronomists find microbes to protect tomatoes from dangerous fungus

RUDN University agronomists and colleagues from Tunisia have discovered a way to stop the spread of a phytopathogenic fungus Botrytis cinerea. It affects crops, especially tomatoes. The Trichoderma fungus and the Pseudomonas bacterium can protect the.....»»

Category: topSource:  physorgRelated NewsOct 5th, 2023

New research may make future design of nanotechnology safer with fewer side effects

A new study, published in Nature Nanotechnology, may offer a strategy that mitigates negative side effects associated with intravenous injection of nanoparticles commonly used in medicine......»»

Category: topSource:  physorgRelated NewsOct 5th, 2023