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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:  physorg14 hr. 53 min. ago

Study shows plant-derived secondary organic aerosols can act as mediators of plant-plant interactions

A study published in Science reveals that plant-derived secondary organic aerosols (SOAs) can act as mediators of plant-plant interactions. This research was conducted through the cooperation of chemical ecologists, plant ecophysiologists and atmosph.....»»

Category: topSource:  physorgRelated NewsSep 13th, 2024

Making "atomic lasagna": New method transforms 3D materials into stable layered thin films with promising properties

A research team discovered a method to transform materials with three-dimensional atomic structures into nearly two-dimensional structures—a promising advancement in controlling their properties for chemical, quantum, and semiconducting application.....»»

Category: topSource:  physorgRelated NewsSep 13th, 2024

New findings in a decade-long study of enzyme catalysis

Synthetic chemistry provides an essential material basis for our clothing, food, housing, transportation, and medicine and is an important driving force for economic development. However, traditional chemical synthesis has bottleneck problems such as.....»»

Category: topSource:  physorgRelated NewsSep 11th, 2024

Researchers uncover new infection-fighting molecules through "molecular de-extinction"

A new study led by Cesar de la Fuente, Ph.D., Presidential Assistant Professor of Psychiatry, Microbiology, Chemistry, Chemical and Biomolecular Engineering, and Bioengineering at the University of Pennsylvania, has uncovered sequences for infection-.....»»

Category: topSource:  theglobeandmailRelated NewsSep 11th, 2024

Unlocking plant defense: Bacterial hijacking exposed

Bacterial wilt caused by Ralstonia solanacearum poses a severe threat to agriculture worldwide, affecting numerous crops. The pathogen's arsenal of type III effectors (T3Es) enables it to manipulate host defense mechanisms, aiding infection. One majo.....»»

Category: topSource:  theglobeandmailRelated NewsSep 10th, 2024

Chemical chameleon reveals novel pathway for separating rare-earth metals

Researchers at the Department of Energy's Oak Ridge National Laboratory have found a chemical "chameleon" that could improve the process used to purify rare-earth metals used in clean energy, medical and national security applications......»»

Category: topSource:  theglobeandmailRelated NewsSep 9th, 2024

Zeolite catalyst method uses microwaves to convert waste cooking oil into useful chemicals

Researchers from Kyushu University have revealed that a zeolite material called Na-ZSM-5 is effective in improving the chemical conversion of biomass into olefins—a precursor chemical that makes everything from plastics to pharmaceuticals—using m.....»»

Category: topSource:  informationweekRelated NewsSep 9th, 2024

Silver nanoparticles and a new sensing method can fight back against antibiotic-resistant biofilms

From safeguarding our food supply to preventing hospital infections, the battle against antibiotic-resistant bacteria is a growing challenge. Some bacteria can form biofilms, thick aggregates of millions of individual cells surrounded by protective m.....»»

Category: topSource:  informationweekRelated NewsSep 9th, 2024

Zeolite catalyst method use microwaves to convert waste cooking oil into useful chemicals

Researchers from Kyushu University have revealed that a zeolite material called Na-ZSM-5 is effective in improving the chemical conversion of biomass into olefins—a precursor chemical that makes everything from plastics to pharmaceuticals—using m.....»»

Category: topSource:  theglobeandmailRelated NewsSep 9th, 2024

Theoretical model for multisite alloy catalyst design quantifies active site contributions

Two research teams have developed a novel theoretical model to describe the overall activity of multisite alloy catalysts. In their study published in Journal of the American Chemical Society, they propose a concept of equivalent site ratio and succe.....»»

Category: topSource:  physorgRelated NewsSep 9th, 2024

Space travel comes with risk—SpaceX"s Polaris Dawn mission will push the envelope further than ever

Space is an unnatural environment for humans. We can't survive unprotected in a pure vacuum for more than two minutes. Getting to space involves being strapped to a barely contained chemical explosion......»»

Category: topSource:  physorgRelated NewsSep 7th, 2024

Nature"s own chemistry could help reduce waste and improve health

Researchers are studying chemical processes in nature to develop new, cleaner means of chemical production and computers that can communicate with the human body......»»

Category: topSource:  physorgRelated NewsSep 6th, 2024

Phage editing technology could lead to alternative treatments for antibiotic-resistant bacteria

As antibiotic resistance becomes an increasingly serious threat to our health, the scientific and medical communities are searching for new medicines to fight infections. Researchers at Gladstone Institutes have just moved closer to that goal with a.....»»

Category: topSource:  physorgRelated NewsSep 5th, 2024

Bat population collapse linked to increased pesticide use and more than 1,000 infant deaths

Bats are considered a natural pesticide, widely relied on by farmers as an alternative to chemical pesticides to protect their crops from insects. But since 2006, many bat populations have collapsed in counties in North America due to an invasive fun.....»»

Category: topSource:  physorgRelated NewsSep 5th, 2024

New filter removes chemical contaminants from water even at very low concentrations

Pharmaceuticals and personal care products pose a major environmental threat. These chemicals, found in everyday items like medicines and cosmetics, can pollute waterways, harming the plants and animals living in the waterways and the humans who use.....»»

Category: topSource:  physorgRelated NewsSep 5th, 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

SF Bay area study reveals chemical levels in bottled, tap and household-treated tap water

A team of water technicians at water testing company SimpleLab has tested chemical levels in hundreds of water samples collected from bottles, household taps and treated tap water in the San Francisco Bay area. Their paper is published in the journal.....»»

Category: topSource:  physorgRelated NewsSep 5th, 2024

New method captures the stochastic dynamics in coherent X-ray imaging at the nanoscale

Coherent X-ray imaging has emerged as a powerful tool for studying both nanoscale structures and dynamics in condensed matter and biological systems. The nanometric resolution together with chemical sensitivity and spectral information render X-ray i.....»»

Category: topSource:  physorgRelated NewsSep 4th, 2024

Assorted, distinctive behavior of molten uranium salt revealed by neutrons

In a paper published in the Journal of the American Chemical Society, researchers have documented for the first time the unique chemistry dynamics and structure of high-temperature liquid uranium trichloride (UCl3) salt, a potential nuclear fuel sour.....»»

Category: topSource:  physorgRelated NewsSep 4th, 2024

Sulfurous acid detected in gas phase under atmospheric conditions for first time

Once again, the atmosphere amazes us with its diverse chemical processes. For the first time, researchers at the Leibniz Institute for Tropospheric Research (TROPOS) in Leipzig have demonstrated the existence of sulfurous acid (H2SO3) under atmospher.....»»

Category: topSource:  physorgRelated NewsSep 3rd, 2024