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Chemists synthesize an antimicrobial compound from harmless chitin and selenium

RUDN chemists obtained substances with high antibacterial activity based on chitosan and selenium. One of them even outperformed common antibiotics. The results are published in Applied Biochemistry and Microbiology......»»

Category: topSource:  pcmagAug 17th, 2022

Genome sequence analysis identifies new driver of antimicrobial resistance

Antibiotics are a lifesaving tool. Yet, due to their chronic overuse, microbes are evolving and developing immunity against them. As a result, once-effective medications can no longer stave off infections, complicating treatment and increasing mortal.....»»

Category: topSource:  physorgRelated NewsSep 20th, 2024

Visible-light-antenna ligand enhances samarium-catalyzed reactions

Samarium (Sm), a rare earth metal, is important to organic chemists because of the ability of its divalent compounds to efficiently perform single-electron transfer reductions......»»

Category: topSource:  physorgRelated NewsSep 19th, 2024

Norway reports first cases of bluetongue disease in livestock since 2009

Norway reported Thursday dozens of confirmed and suspected cases of bluetongue, an insect-borne virus that is harmless to humans but can be fatal to sheep and other livestock, for the first time in the country since 2009......»»

Category: topSource:  marketingvoxRelated NewsSep 19th, 2024

Harmless strain of E. coli bacteria may be able to prevent urinary tract infections

Researchers from the Texas A&M College of Veterinary Medicine and Biomedical Sciences (VMBS) and the College of Engineering are collaborating on a project that uses harmless strains of E. coli bacteria to disrupt the bacteria responsible for urinary.....»»

Category: topSource:  physorgRelated NewsSep 18th, 2024

Team discovers naturally occurring DNA-protein hybrids

Thanks to a serendipitous discovery and a lot of painstaking work, scientists can now build biohybrid molecules that combine the homing powers of DNA with the broad functional repertoire of proteins—without having to synthesize them one by one, res.....»»

Category: topSource:  marketingvoxRelated NewsSep 17th, 2024

Enzyme-inspired catalyst puts chemicals in right position to make ethers

Taking inspiration from enzymes, chemists at the University of Illinois Urbana-Champaign developed a catalyst to simplify the synthesis of ethers, key functional components of many drugs, foods, personal care items and other consumer goods. The catal.....»»

Category: topSource:  physorgRelated NewsSep 12th, 2024

Catalyzing environmental cleanup: A highly active and selective molecular catalyst and electrified membrane

Some chemicals create environmental problems; others, fortunately, can help clean them up. Chemists from Yale University and their colleagues have developed an electrochemical catalyst and membrane that offers an efficient and sustainable way to trea.....»»

Category: topSource:  physorgRelated NewsSep 12th, 2024

Newly discovered antimicrobial could prevent or treat cholera

More than a million people each year die from infections by pathogens that are resistant to antimicrobials, and the problem is growing. Meanwhile, the discovery of new antimicrobials that can help stem the tide has not kept pace......»»

Category: topSource:  physorgRelated NewsSep 11th, 2024

Researchers identify new tools for anti-Acinetobacter drug development and AMR preparedness

University of Liverpool researchers have engineered a library of strains that can be used to develop new antibacterial compounds to help address antimicrobial resistance (AMR) in Acinetobacter baumannii bacteria......»»

Category: topSource:  theglobeandmailRelated NewsSep 10th, 2024

Supramolecular material able to store compressed hydrogen in a way that is not too heavy

A team of chemists with members from the University of Hong Kong, Northwestern University and Duke University has developed a supramolecular material that can be used to compress hydrogen for storage that is not too heavy. In their study, published i.....»»

Category: topSource:  theglobeandmailRelated NewsSep 6th, 2024

Chemists create industrially important alkyl amines from dinitrogen and alkenes

A critical chemical bond can be assembled using dinitrogen (N2)—a molecule freely available in the air around us—chemists at RIKEN have shown in a new article published in Nature......»»

Category: topSource:  physorgRelated NewsSep 5th, 2024

Small, harmless asteroid burns up in Earth"s atmosphere over the Philippines

A small asteroid discovered on Wednesday harmlessly burned up in Earth's atmosphere the same day, NASA said......»»

Category: topSource:  physorgRelated NewsSep 5th, 2024

Denmark reports cases of bluetongue disease that can be fatal to sheep but is harmless to humans

Denmark reported Tuesday cases of bluetongue in the country's east, a non-contagious, insect-borne viral disease that is harmless to humans but can be fatal for so-called ruminant animals—mainly sheep but also cows and goats......»»

Category: topSource:  physorgRelated NewsSep 3rd, 2024

Chemists create gel to prevent leaks and boost lithium-ion battery life

A new type of gel, developed by chemists at the Martin Luther University Halle-Wittenberg (MLU), could help to make lithium-ion batteries safer and more powerful. The gel is designed to prevent the highly flammable electrolyte fluid from leaking......»»

Category: topSource:  physorgRelated NewsSep 2nd, 2024

Chemists achieve PFAS-free synthesis of fluorinated pharmaceutical and agrochemical compounds

Chemists at the University of Amsterdam have developed a method to furnish a range of molecules with a trifluoromethyl group attached to a sulfur, nitrogen or oxygen atom. Their procedure, which is published in Science, avoids the use of PFAS reagent.....»»

Category: topSource:  physorgRelated NewsAug 29th, 2024

A way to recover silver from dead solar panels with 98% efficiency

A multi-institutional team of chemists, metallurgists and engineers has developed a highly efficient way to retrieve silver from dead solar panels. Their paper is published in Environmental Technology & Innovation......»»

Category: topSource:  physorgRelated NewsAug 28th, 2024

Study reveals bioactive power of a natural spearmint compound against weeds

A recent study reveals the natural compound (-)-carvone in spearmint as a potent and sustainable alternative to chemical herbicides. This research demonstrates how (-)-carvone targets and degrades microtubules in weeds, inducing cell death and inhibi.....»»

Category: topSource:  physorgRelated NewsAug 26th, 2024

New "chiral vortex" of light allows chemists to "see" molecules through the mirror

An entirely new structure of light is helping to measure chirality in molecules more accurately and robustly than ever before, in a major potential step for the pharmaceutical industry......»»

Category: topSource:  physorgRelated NewsAug 23rd, 2024

Researchers synthesize molecular aggregates for solar energy applications

No molecule stands alone—they need others, at least when it comes to being able to display useful photophysical, electronic, and chemical properties. When individual molecules combine into an aggregate, or a complex of two or more molecules, they b.....»»

Category: topSource:  physorgRelated NewsAug 23rd, 2024

Chemists succeed in upscaling a common reagent for industrial level applications

The metallic element samarium, when bound with other elements, is an incredibly useful chemical reagent for synthesizing molecules that can lead to new pharmaceuticals. Discovered in a Russian mine in 1879, the element was named after the mineral it.....»»

Category: topSource:  physorgRelated NewsAug 23rd, 2024