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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

Scientists upcycle polyesters through new waste-free, scalable process

Researchers from Tokyo Metropolitan University have developed a new chemical process which upcycles polyesters, including PET in plastic bottles, to morpholine amide, a versatile and valuable building block for synthesizing a vast range of compounds......»»

Category: topSource:  physorgRelated NewsOct 9th, 2023

Scientists build a spatial atlas of the chloroplast proteome, the home of photosynthesis

Plants and algae convert solar energy into chemical energy through photosynthesis. This process is vital for life on Earth and provides us with oxygen, food, fuels, and other valuable products. Photosynthesis occurs inside the cells, in structures ca.....»»

Category: topSource:  physorgRelated NewsOct 7th, 2023

“Real Water” that poisoned dozens contained chemical from rocket fuel

An expert witness testified hydrazine was likely formed during an electrolysis process. Real Water sold in jugs. (credit: FDA) A jury this week awarded $228.5 million to seven plaintiffs in their case against Nevada-base.....»»

Category: topSource:  informationweekRelated NewsOct 7th, 2023

Jury awards $229M to victims of “Real Water” tainted with rocket fuel chemical

An expert witness testified hydrazine was likely formed during an electrolysis process. Real Water sold in jugs. (credit: FDA) A jury this week awarded $228.5 million to seven plaintiffs in their case against Nevada-base.....»»

Category: topSource:  pcmagRelated NewsOct 7th, 2023

New research finds that reducing antibiotic usage in animal feed is not enough to combat antibiotic resistance

A new study led by the University of Oxford has found that natural evolution of antibiotic resistance genes has maintained resistance in bacteria despite a reduction in the use of antibiotics. The findings demonstrate the importance of understanding.....»»

Category: topSource:  physorgRelated NewsOct 6th, 2023

Researchers catch protons in the act of dissociation with ultrafast "electron camera"

Scientists have caught fast-moving hydrogen atoms—the keys to countless biological and chemical reactions—in action......»»

Category: topSource:  physorgRelated NewsOct 6th, 2023

Researchers say that disinfectants can promote antibiotic resistance

According to figures published by the journal Nature, 73% of the world's antibiotics are used in the production of domestic animals. They are used primarily for preventive purposes because these animals are kept in confined and unhygienic conditions,.....»»

Category: topSource:  physorgRelated NewsOct 5th, 2023

New pipeline makes valuable organic acid from plants—saving money and emissions

In a breakthrough for environmentally friendly chemical production, researchers at the Center for Advanced Bioenergy and Bioproducts Innovation (CABBI) have developed an economical way to make succinic acid, an important industrial chemical, from sug.....»»

Category: topSource:  physorgRelated NewsOct 3rd, 2023

New species of cobra-like snake discovered, but it may already be extinct

Around the world, natural history museums hold a treasure trove of knowledge about Earth's animals. But much of the precious information is sealed off to genetic scientists because formalin, the chemical often used to preserve specimens, damages DNA.....»»

Category: topSource:  physorgRelated NewsOct 3rd, 2023

Research team creates wearable sensor to monitor "last line of defense" antibiotic

Since the discovery of penicillin in 1928, bacteria have evolved numerous ways to evade or outright ignore the effects of antibiotics. Thankfully, health care providers have an arsenal of infrequently used antibiotics that are still effective against.....»»

Category: topSource:  physorgRelated NewsOct 3rd, 2023

Researchers discover promising treatment to combat hospital superbug

Cal State Fullerton antibiotic-resistance researcher María Soledad Ramírez and her students have discovered a promising new therapeutic to treat Acinetobacter baumannii, a superbug commonly found in hospitals and resistant to many antibiotics......»»

Category: topSource:  physorgRelated NewsOct 2nd, 2023

Dead grandma locket request tricks Bing Chat’s AI into solving security puzzle

"I'm sure it's a special love code that only you and your grandma know." Enlarge / The image a Bing Chat user shared to trick its AI model into solving a CAPTCHA. (credit: Denis Shiryaev / Ars Technica) Bing Chat, an AI.....»»

Category: topSource:  arstechnicaRelated NewsOct 2nd, 2023

Using DNA as glue to hold nanostructures together and build ultra-strong colloidal crystal metamaterials

A team of chemical and biological engineers working with a group of nanotechnologists at Northwestern University in Illinois has developed a type of super-strong colloidal crystal metamaterial by gluing together metal nanostructures using strands of.....»»

Category: topSource:  theglobeandmailRelated NewsOct 2nd, 2023

Saturday Citations: Volcano vs. asteroid; NASA"s supernova time lapse; immortal chemicals

This week, we're highlighting a study involving toxic chemical contaminants, and just for fun, a second study involving other toxic chemical contaminants. But NASA made a cool time-lapse video using the good old Hubble space telescope, and a group of.....»»

Category: topSource:  physorgRelated NewsSep 30th, 2023

Striking rare gold: Researchers unveil new material infused with gold in an exotic chemical state

For the first time, Stanford researchers have found a way to create and stabilize an extremely rare form of gold that has lost two negatively charged electrons, denoted Au2+. The material stabilizing this elusive version of the valued element is a ha.....»»

Category: topSource:  physorgRelated NewsSep 30th, 2023

Insights into ethylene copolymerization with linear and end-cyclized olefins using a metallocene catalyst

A research team led by Changjiang Wu at SINOPEC (Beijing) Research Institute of Chemical Industry Co., Ltd. in China has made important progress in understanding the polymerization behavior and thermal properties of copolymers formed through ethylene.....»»

Category: topSource:  pcmagRelated NewsSep 29th, 2023

Research team envisions a bright future with active machine learning in chemical engineering

Chemical engineering researchers have a powerful new tool at their disposal: active machine learning. In a recent perspective article published in Engineering, Kevin M. Van Geem's research team at Ghent University explores the potential of active mac.....»»

Category: topSource:  pcmagRelated NewsSep 29th, 2023

Widespread antibiotic resistance among cholera-causing bacteria explained by gene mixing

Scientists have identified the source of antibiotic resistance that emerged within bacteria driving the ongoing Yemen cholera epidemic......»»

Category: topSource:  physorgRelated NewsSep 29th, 2023

Scientists discover biomimetic macrophage technology to combat antibiotic resistance

A research team led by Shuilin Wu at Tianjin University, China, has made a discovery in the field of intelligent catalysis. Their research article titled "Biomimetic Macrophage–Fe3O4@PLGA Particle-Triggered Intelligent Catalysis for Killing Multidr.....»»

Category: topSource:  physorgRelated NewsSep 28th, 2023

A new chemical tool for probing toxic formaldehyde"s dual nature

Compounds developed by University of Leicester Chemists aim to reveal the dual nature of formaldehyde, a chemical that is known to cause cancer but is also believed to play important roles in our biology......»»

Category: topSource:  physorgRelated NewsSep 28th, 2023