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Chemical trick activates antibiotic directly at the pathogen

Colistin is a last-resort antibiotic that is usually only used for severe infections with resistant bacteria. This is due to its severe kidney-damaging side effects, which occur in about 30% of treated patients. A research team at the Helmholtz Cente.....»»

Category: topSource:  physorgOct 21st, 2024

FIN7 sells improved EDR killer tool

The cybercrime-focused enterprise known as FIN7 (aka the Carbanak group) has come up with yet another trick to assure the effectiveness of its “EDR killer” tool, dubbed AvNeutralizer (i.e., AuKill) by researchers. By leveraging Windows.....»»

Category: securitySource:  netsecurityRelated NewsJul 18th, 2024

Study shows small animals use "stolen" genes from bacteria to protect against infection

Certain small, freshwater animals protect themselves from infections using antibiotic recipes "stolen" from bacteria, according to new research by a team from the University of Oxford, the University of Stirling and the Marine Biological Laboratory (.....»»

Category: topSource:  physorgRelated NewsJul 18th, 2024

Study: Vps21 signaling pathway regulates white-opaque switching and mating in Candida albicans

In a paper published in Mycology, a team of scientists present that the conserved Vps21 signaling pathway plays critical roles in the regulation of white-opaque switching and mating in the major human fungal pathogen C. albicans......»»

Category: topSource:  physorgRelated NewsJul 17th, 2024

Paving the way to extremely fast, compact computer memory

For decades, scientists have been studying a group of unusual materials called multiferroics that could be useful for a range of applications including computer memory, chemical sensors and quantum computers......»»

Category: topSource:  physorgRelated NewsJul 17th, 2024

iOS 18: How to change Lock Screen controls on iPhone

iOS 18 offers more customization than ever and one of the new options is the ability to change Lock Screen controls on iPhone. There are over 50 options to replace the Flashlight and Camera buttons. But one trick gives you access to almost unlimited.....»»

Category: topSource:  informationweekRelated NewsJul 16th, 2024

E. coli variant may cause antimicrobial resistance in dogs, humans

Researchers studying antimicrobial-resistant E. coli—the leading cause of human death due to antimicrobial resistance worldwide—have identified a mechanism in dogs that may render multiple antibiotic classes ineffective......»»

Category: topSource:  physorgRelated NewsJul 16th, 2024

Solar energy-driven H₂O₂ photosynthesis from water and oxygen using Ba-implanted ordered carbon nitride

H2O2, a green oxidant and clean fuel, is in high demand across chemical industries, environmental treatments, and even aerospace. However, traditional production methods rely on energy-intensive processes that are not environmentally friendly. Scient.....»»

Category: topSource:  physorgRelated NewsJul 16th, 2024

New tool can predict bitterness in foods without prior knowledge of their chemical structures

BitterMasS, a novel tool utilizing mass spectrometry, promises advancements in predicting bitterness in compounds. Developed through interdisciplinary collaboration, it offers enhanced precision and efficiency compared to traditional methods, with wi.....»»

Category: topSource:  physorgRelated NewsJul 15th, 2024

Using RNA technology to develop a chemical-free way for controlling flystrike in sheep

A chemical-free method of controlling flystrike in sheep is a step closer, according to University of Queensland research......»»

Category: topSource:  physorgRelated NewsJul 15th, 2024

Scientists demonstrate chemical reservoir computation using the formose reaction

Researchers from the Institute for Molecules and Materials at Radboud University, Netherlands, have demonstrated that a complex self-organizing chemical reaction network can perform various computational tasks, such as nonlinear classification and co.....»»

Category: topSource:  physorgRelated NewsJul 13th, 2024

Research team develops light-activated compounds to treat neuropathic pain

Light can be used to activate drugs in specific parts of the body through photopharmacology. This innovative approach involves modifying the chemical structure of a drug by adding a light-activated molecular switch, such as azobenzene. This allows th.....»»

Category: topSource:  physorgRelated NewsJul 12th, 2024

Integrating small-angle neutron scattering with machine learning enhances measurements of complex molecular structures

Small-angle scattering (SAS) is a powerful technique for studying nanoscale samples. So far, however, its use in research has been held back by its inability to operate without some prior knowledge of a sample's chemical composition. Through new rese.....»»

Category: topSource:  physorgRelated NewsJul 12th, 2024

Prussian blue analogs unlock affordable, long-lasting lithium-ion batteries

Prussian blue (PB), a well-known pigment used to dye jeans, has been recognized as an emerging material for next-generation batteries. A team of researchers, led by Professor Hyun-Wook Lee in the School of Energy and Chemical Engineering at UNIST has.....»»

Category: topSource:  physorgRelated NewsJul 12th, 2024

How to make an old antibiotic 100 times more potent

Nathaniel Martin, Professor of biological chemistry, wondered what would happen if you took an antibiotic that has been known for 70 years and tried to improve it with the latest tools of modern chemistry. Turns out it can become up to a hundred time.....»»

Category: topSource:  physorgRelated NewsJul 12th, 2024

Threat actors exploited Windows 0-day for more than a year before Microsoft fixed it

The goal of the exploits was to open Explorer and trick targets into running malicious code. Enlarge (credit: Getty Images) Threat actors carried out zero-day attacks that targeted Windows users with malware for more tha.....»»

Category: topSource:  arstechnicaRelated NewsJul 11th, 2024

Team investigates chemical modifications to gain deeper insights into genetic regulation mechanisms

University of North Carolina at Chapel Hill researchers have determined whether a specific chemical modification of a protein that packages the genome called a histone affects gene activity and cell proliferation, according to the paper, "Drosophila.....»»

Category: topSource:  physorgRelated NewsJul 10th, 2024

Study finds pumpkin pathogen not evolving, which could make a difference for management

The pathogen that causes bacterial spot is very good at what it does. Forming small lesions on the rinds of pumpkins, melons, cucumbers, and other cucurbits, it mars the fruits' appearance and ushers in secondary pathogens that lead to rot and severe.....»»

Category: topSource:  physorgRelated NewsJul 10th, 2024

Team discovers a new defense mechanism in bacteria

When confronted with an antibiotic, toxic substance, or other source of considerable stress, bacteria are able to activate a defense mechanism using cell-to-cell communication to "warn" unaffected bacteria, which can then anticipate, shield themselve.....»»

Category: topSource:  physorgRelated NewsJul 10th, 2024

Certain bacteria or fungi could combat a plant pathogen that attacks common vetch

Anthracnose, a severe disease caused by the Colletotrichum spinaciae plant pathogen, often occurs in common vetch, a widely grown legume. Chemicals are not recommended for disease management because the plants are used as livestock feed. A new study.....»»

Category: topSource:  physorgRelated NewsJul 10th, 2024

Moving from the visible to the infrared: Developing high quality nanocrystals

Awarded the 2023 Nobel Prize in Chemistry, quantum dots have a wide variety of applications ranging from displays and LED lights to chemical reaction catalysis and bioimaging. These semiconductor nanocrystals are so small—on the order of nanometers.....»»

Category: topSource:  physorgRelated NewsJul 9th, 2024