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......»»
Shrimp waste revolution: Unlocking potent antioxidants for health and sustainability
Shrimp are renowned for their high nutritional value, offering a rich source of proteins, amino acids, omega-3 fatty acids, minerals, and vitamins, as well as chitin and carotenoids. The increasing consumption of shrimp has led to a significant rise.....»»
New computational strategy boosts the ability of drug designers to target proteins inside the membrane
Hitting targets embedded within the cell membrane has long been difficult for drug developers due to the membrane's challenging biochemical properties. Now, Scripps Research chemists have demonstrated new custom-designed proteins that can efficiently.....»»
A faster, cheaper way to synthesize diabetes and weight loss drugs like semaglutide
Semaglutide is part of the glucagon-like peptide-1 (GLP-1) receptor targeting family of peptide drugs which are mainly used to treat diabetes but are difficult and expensive to make......»»
Study reveals "considerable farmer knowledge" on aspects of antibiotics risk
A study published in CABI Agriculture and Bioscience has revealed "considerable farmer knowledge" on different aspects of antibiotics risks—including antimicrobial resistance—associated with their use on livestock in Kenya......»»
Blighia sapida: A tropical fruit with antimicrobial properties
Antimicrobial resistance (AMR) remains 1 of the top 3 global public health challenges facing humanity. Every year, 70,000 people die globally from AMR, and the threat is exacerbated by the fact that we have moved from the era of excess antibiotics to.....»»
Aroma compound found to reduce the effects of drought, improve productivity of tomato plants
Tomato plants emit a scent to resist bacterial attacks. This aroma—or volatile compound—is hexenyl butanoate (HB). A team from the Research Institute for Plant Molecular and Cellular Biology (IBMCP), a joint center of the Universitat Politècnica.....»»
What makes a pathogen antibiotic-resistant?
Antimicrobial resistance is a story of constantly moving parts and players. With every new or tweaked antibiotic or antimicrobial drug, the targeted pathogens begin the evolutionary dance of acquiring resistance, prompting researchers to constantly d.....»»
Chemists break barriers and open up super-resolution molecule mass analysis
A team of chemists led by Prof. Albert Heck puts a new spin on analyzing and understanding molecules. By ingeniously improving current measuring equipment, the team was able to trap and observe individual molecules for a much longer period—up to 25.....»»
Communication between rotors in molecular motor observed for the first time
A pair of chemists at the University of Groningen in the Netherlands, has observed communication between rotors in a molecular motor. In their study, reported in the Journal of the American Chemical Society, Carlijn van Beek and Ben Feringa conducted.....»»
Emerging Salmonella variety in dairy cows found to worsen antimicrobial resistance
A study of more than 5,000 Salmonella bacteria isolated over 15 years from dairy cattle samples in the Northeast reveals a significant increase in resistance to the antimicrobial medications ampicillin, florfenicol and ceftiofur......»»
Antimicrobial-resistant E. coli found in dogs with diarrhea
A team of Chinese veterinary researchers has found high levels of antimicrobial-resistant Escherichia coli in dogs with diarrhea. In their study, published in the open access journal PLOS ONE, the group tested fecal samples from 185 dogs with diarrhe.....»»
Hot stuff: A new thermal pathway for a high explosive
TATB (1,3,5-triamino-2,4,6-trinitrobenzene) is an important explosive compound because of its extensive use in munitions and worldwide weapons systems. Despite its importance, researchers have been trying to understand its response to temperature ext.....»»
Research finds geochemical landscape drives musk oxen reproductive success
Researchers have studied Greenland musk oxen that have been followed for 25 years to see how their feeding habits affect their reproductive success. And it turns out that when they go to areas with more copper and selenium in the ground, they have mo.....»»
Fluorescent protein outshines the competition when imaging cells
Delicate cellular structures and dynamic processes within cells that were hitherto unseen could be revealed by the next generation of a green fluorescent protein developed by chemists at RIKEN......»»
New molecules, inspired by space shuttles, advance lipid nanoparticle delivery for weight control
Inspired by the design of space shuttles, Penn Engineering researchers have invented a new way to synthesize a key component of lipid nanoparticles (LNPs), the revolutionary delivery vehicle for mRNA treatments including the Pfizer-BioNTech and Moder.....»»
Scientists deliver portable total chemical analysis without pumps and tubes
Researchers from Tokyo Metropolitan University have engineered a new micro total analysis system that quantifies a target chemical in a microfluidic chip without pumps, tubes, and expensive detectors. The compound reacts with other chemicals to produ.....»»
Chemists synthesize unique anticancer molecules using novel approach
Nearly 30 years ago, scientists discovered a unique class of anticancer molecules in a family of bryozoans, a phylum of marine invertebrates found in tropical waters......»»
Compound vital for all life likely played a role in life"s origin, suggests synthesis study
A chemical compound essential to all living things has been synthesized in a lab in conditions that could have occurred on early Earth, suggesting it played a role at the outset of life, finds a new study led by University College London researchers......»»
Research team introduces new non-toxic method for producing high-quality graphene oxide
Researchers from Umeå University in Sweden have found a new way to synthesize graphene oxide, which has significantly fewer defects compared to materials produced by the most common method. Similarly good graphene oxide could be synthesized previous.....»»
Researchers develop new integration technique for efficient coupling of III-V and silicon
Researchers at the Hong Kong University of Science and Technology (HKUST) have developed a new integration technique for efficient integration of III-V compound semiconductor devices and silicon, paving the way for photonic integration at low cost, l.....»»