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......»»
Amorphous nanosheets created using hard-to-synthesize metal oxides and oxyhydroxides
Researchers at Nagoya University in Japan have addressed a significant challenge in nanosheet technology. Their innovative approach employs surfactants to produce amorphous nanosheets from various materials, including difficult-to-synthesize ultra-th.....»»
Unexpected beauty and major antimicrobial power boost as phages form into surprising flower shapes
A group of McMaster researchers who routinely work with bacteriophages—viruses that eat bacteria—had a pleasant and potentially very important surprise while preparing slides to view under a powerful microscope......»»
Chemoenzymatic approach enhances Stevia sweetness through glycosylation of Rebaudioside C
A research team has revealed that Rebaudioside C (Reb C), a key compound in Stevia extracts, can undergo chemoenzymatic modifications to enhance its sweetness. Researchers used engineered glycosynthases to add glucose and galactose moieties to Reb C,.....»»
Single-molecule imaging reveals aberrant DNA-binding dynamics of cancer-linked chromatin remodelers
Biophysical chemists from the National University of Singapore (NUS) have uncovered a previously hidden landscape that governs the intracellular organization and dynamics of SWI/SNF chromatin remodelers, an important class of protein complexes that c.....»»
GPT-4-based AI agents show promise for detecting antimicrobial resistance
Researchers at the University of Zurich (UZH) have used artificial intelligence (AI) to help identify antibiotic-resistant bacteria. The team led by Adrian Egli, UZH professor at the Institute of Medical Microbiology, is the first to investigate how.....»»
Light broadens the scope of alkene synthesis
Chemists from the National University of Singapore (NUS) have developed a straightforward method to convert common chemicals like carboxylic acids, alcohols, and alkanes directly into valuable alkenes......»»
Compound drought–heat wave events under-recognized in global soils, finds study
Soil is essential for life and plays a crucial role in the Earth's ecosystem, providing support for plant roots and hosting countless microorganisms. In a warming world, it is important to understand how soil hydrothermal conditions, particularly the.....»»
Chemists develop chiral DNA catalysts for asymmetric catalysis
Chemists from the National University of Singapore (NUS) have developed a way to make diverse chiral deoxyribonucleic acid (DNA) catalysts by merging DNA repair with biorthogonal chemistry, paving the way for more efficient and versatile approaches t.....»»
A look into "mirror molecules" may lead to new medicines
A University of Texas at Dallas chemist and his colleagues have developed a new chemical reaction that will allow researchers to synthesize selectively the left-handed or right-handed versions of "mirror molecules" found in nature and assess them for.....»»
Research team develops metallodrug-antibiotic combination strategy to combat superbugs
Antimicrobial resistance (AMR) bacterial infections have become a serious problem threatening human health worldwide. The overuse of antibiotics has promoted drug-resistant mutations in bacteria, causing almost all clinically used antibiotics to deve.....»»
Using AI to figure out the chemical composition of paints used in classical paintings
A team of chemists and AI researchers at CNR, Istituto di Scienze del Patrimonio Culturale, has developed an AI model capable of determining the chemical composition of the paints used to make classical paintings......»»
Despite stricter regulations, Europe has issues with tattoo ink ingredients
"Clients and artists have a right to know what's in the inks they are using.” Recently, chemists at Binghamton University learned that many tattoo inks in the US contain differe.....»»
Designing multifunctional framework materials for sustainable photocatalysis
The goal of sustainable chemistry has motivated chemists to use renewable energy in chemical reactions, minimizing hazardous waste, and maximizing atom economy. Nature provides a blueprint with photosynthesis, in which carbohydrates are produced from.....»»
Bioengineers and chemists design fluorescent 3D-printed structures with potential medical applications
In a process as simple as stirring eggs and flour into pancakes, University of Oregon researchers have mixed fluorescent ring-shaped molecules into a novel 3D printing process. The result: intricate glowing structures that support the development of.....»»
Affordable iron catalysts offer a sustainable route to prized Z-alkenes
Chemists from the National University of Singapore (NUS) have developed an iron-catalyzed method that overcomes a significant challenge in the sustainable synthesis of trisubstituted Z-alkenes by inserting two alkyl chemical groups into a type of com.....»»
Simultaneous detection of uranium isotopes and fluorine advances nuclear nonproliferation monitoring
Combining two techniques, analytical chemists at the Department of Energy's Oak Ridge National Laboratory have become the first to detect fluorine and different isotopes of uranium in a single particle at the same time. Because fluorine is essential.....»»
"Tamed" molecules for more sustainable catalysts: Chemists succeed in synthesizing a spectacular gallium compound
Catalysts play an important role in the manufacture of many products that we encounter in everyday life—for example in cars for exhaust gas purification or in the chemical industry in the production of fertilizers. Catalysts ensure that these react.....»»
Plane contrails: white fluffy contributors to global warming
The white, feathery lines behind airplanes that look like bits of harmless cloud are anything but, warn experts, who say they could have a greater environmental impact than the aviation sector's CO2 emissions......»»
Strategies for maximizing recombinant protein production in tobacco plants
Plant molecular farming (PMF) is a modern, sophisticated technology that utilizes plants' biosynthetic machinery to synthesize a plethora of recombinant proteins, including industrial and therapeutic enzymes. It has several advantages over traditiona.....»»
Chemists discover new ways in which single-celled organisms organize their DNA
It has only recently been discovered that single-celled organisms (bacteria and archaea) also have histones—proteins that structure DNA. Now, Leiden Ph.D. candidate Samuel Schwab has found that the histones in these organisms are much more diverse.....»»