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Detecting viruses in a pinprick

Scientists at Swansea University, Biovici Ltd and the National Physical Laboratory have developed a method to detect viruses in very small volumes......»»

Category: topSource:  physorgMay 12th, 2022

Study: Nanoparticle vaccines enhance cross-protection against influenza viruses

To offer cross-protection against diverse influenza virus variants, nanoparticle vaccines can produce pivotal cellular and mucosal immune responses that enhance vaccine efficacy and broaden protection, according to a study by researchers in the Insti.....»»

Category: topSource:  physorgRelated NewsJul 10th, 2024

Non-destructive method developed for detecting internal cracks in rice seeds

Recently, a team led by Prof. Wang Rujing and Wang Liusan from the Hefei Institutes of Physical Science of the Chinese Academy of Sciences, developed a method to detect internal cracks in rice seeds using near-infrared spectroscopy......»»

Category: topSource:  physorgRelated NewsJul 9th, 2024

Detecting defects in tomorrow"s technology: Study enhances understanding of likely candidate for next-generation chips

Silicon computer chips have served us well for more than half a century. The tiniest features on chips currently sold are approximately 3 nanometers—a startlingly small size given that a human hair is roughly 80,000 nanometers wide. Reducing the si.....»»

Category: topSource:  physorgRelated NewsJul 9th, 2024

"Sacrifice" of virus data clears the path to open a disease discovery pipeline

Tens of millions of still-unknown or misunderstood viruses can cause diseases—including new pandemics—and affect the health of valuable terrestrial and marine environments......»»

Category: topSource:  physorgRelated NewsJul 9th, 2024

Features of H5N1 influenza viruses in dairy cows may facilitate infection, transmission in mammals

A series of experiments with highly pathogenic H5N1 avian influenza (HPAI H5N1) viruses circulating in infected U.S. dairy cattle found that viruses derived from lactating dairy cattle induced severe disease in mice and ferrets when administered via.....»»

Category: topSource:  physorgRelated NewsJul 8th, 2024

AI approach optimizes development of antibody drugs

Proteins have evolved to excel at everything from contracting muscles to digesting food to recognizing viruses. To engineer better proteins, including antibodies, scientists often iteratively mutate the amino acids—the units that are arranged in a.....»»

Category: topSource:  physorgRelated NewsJul 5th, 2024

AI-assisted technology detects nanoplastics in water—instantly

A McGill-led research team has developed the first real-time, on-site technology capable of detecting and deciphering nanoplastics from all other particles in water, a capacity akin to being able to find a needle in a haystack within milliseconds......»»

Category: topSource:  physorgRelated NewsJul 5th, 2024

Phage viruses, used to treat antibiotic resistance, gain advantage by cutting off competitors" reproduction ability

Curious bits of DNA tucked inside genomes across all kingdoms of life historically have been disregarded since they don't seem to have a role to play in the competition for survival, or so researchers thought......»»

Category: topSource:  informationweekRelated NewsJul 4th, 2024

How studying bat viruses can help prevent zoonotic disease

Bats have become the poster child of emerging zoonotic disease. The creatures harbor a vast array of viruses—some of which cause deadly diseases in humans—yet they rarely get sick themselves......»»

Category: topSource:  physorgRelated NewsJul 4th, 2024

Exploring the molecular basis of how pradimicin A binds to viral N-glycan, a potential SARS-CoV-2 entry inhibitor

HIV, Ebola and most recently, COVID-19 viruses have had an enormous impact on our societies world-wide. All these viruses are "enveloped viruses," viruses that have an exterior envelope that surrounds them largely composed of their host's cells. This.....»»

Category: topSource:  physorgRelated NewsJul 4th, 2024

NordVPN File Checker protects users from infected files

NordVPN launches its third experimental product from the NordLabs platform. File Checker is an online tool that scans different types of files for malware and viruses. It helps to prevent malicious codes invading user’s devices through infected or.....»»

Category: securitySource:  netsecurityRelated NewsJul 3rd, 2024

A new way to see viruses in action: Super-resolution microscopy provides a nano-scale look

A new, nano-scale look at how the SARS-CoV-2 virus replicates in cells may offer greater precision in drug development, a Stanford University team reports in Nature Communications. Using advanced microscopy techniques, the researchers produced what m.....»»

Category: topSource:  physorgRelated NewsMay 31st, 2024

New photonic crystal approach can enable sensitive and affordable detection of biomarkers

Biomarkers are small molecules of interest to researchers, because they can indicate underlying diseases, often even before symptoms even appear. However, detecting these markers can be challenging as they are often present in very low quantities, es.....»»

Category: topSource:  physorgRelated NewsMay 31st, 2024

Scientists develop most sensitive method yet for observing single molecules

Scientists at the University of Wisconsin–Madison have developed the most sensitive method yet for detecting and profiling a single molecule—unlocking a new tool that holds potential for better understanding how the building blocks of matter inte.....»»

Category: topSource:  physorgRelated NewsMay 30th, 2024

Detecting "Hawking radiation" from black holes using today"s telescopes

In 1974 Stephen Hawking famously claimed that black holes should emit particles as well as absorb them. This so-called "Hawking radiation" has not yet been observed, but now a research group from Europe has found that Hawking radiation should be obse.....»»

Category: topSource:  physorgRelated NewsMay 28th, 2024

New metasurface-based edge detecting filter for remote sensing could transform crop monitoring

New work by researchers from the ARC Center of Excellence for Transformative Meta-Optical Systems (TMOS) and City University of New York (CUNY) published May 27 in Nature Communications realizes a new, tunable edge-detecting filter for flat-optic ima.....»»

Category: topSource:  physorgRelated NewsMay 28th, 2024

New approach enhances accelerator"s capability to uncover clues from supernovae in lunar dust

Researchers at the China Institute of Atomic Energy (CIAE) have significantly enhanced the method of detecting iron-60 (60Fe), a rare isotope found in lunar samples, using the HI-13 tandem accelerator. This achievement paves the way for detecting 60F.....»»

Category: topSource:  physorgRelated NewsMay 28th, 2024

Bird Flu’s Missed Clues on Dairy Farms in Texas

Detecting bird flu signs in dairy cows sooner could have helped staunch the virus's spread.....»»

Category: scienceSource:  sciamRelated NewsMay 24th, 2024

Researchers develop tool for detecting foodborne pathogen that causes severe symptoms in children

The prevalence of pathogenic E. coli has meant the frequent misidentification of a similar bacterium of the Escherichia genus. E. albertii is an emerging zoonotic foodborne pathogen, first isolated in Bangladesh in 1991. Large-scale outbreaks of food.....»»

Category: topSource:  physorgRelated NewsMay 23rd, 2024

A merger of microbes: Study shows low-nutrient conditions alter viral infection

This much we know: When viruses infect bacteria—a common occurrence in oceans, soils, even human guts—the interaction results in the creation of entirely new organisms called "virocells." But scientists are still learning about how this merger of.....»»

Category: topSource:  physorgRelated NewsMay 22nd, 2024