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Corals convert sunscreen chemical into a toxin that kills them

The chemical in the sunblock is fine until the coral alters it. Enlarge (credit: Justin Lewis) Medical authorities have spent years convincing people to use sunscreen to limit their exposure to UV light. But that effort has ha.....»»

Category: topSource:  arstechnicaMay 8th, 2022

Shedding light on the mechanism of yeast DNA repair

DNA damage is a cellular phenomenon that introduces structural abnormalities in double-stranded DNA. External factors, such as radiation or chemical agents, as well as internal factors, such as blocked DNA replication, can generate double-strand brea.....»»

Category: topSource:  informationweekRelated NewsAug 29th, 2024

Scientists develop new chemical tool for infection research

Researchers from Würzburg and Berlin present a new molecule for visualizing the sphingomyelin metabolism. This offers prospects for innovative therapeutic approaches in infection research. The work is published in the journal Nature Communications......»»

Category: topSource:  pcmagRelated NewsAug 29th, 2024

Massive nationwide meat-linked outbreak kills 5 more, now largest since 2011

CDC implores consumers to check their fridges for the recalled meats. Enlarge / Listeria monocytogenes. (credit: Getty | BSIP) Five more people have died in a nationwide outbreak of Listeria infections linked to contamin.....»»

Category: topSource:  arstechnicaRelated NewsAug 28th, 2024

Researchers develop near-infrared spectroscopy models to analyze corn kernels and biomass

In the agricultural and food industry, determining the chemical composition of raw materials is important for production efficiency, application, and price. Traditional laboratory testing is time-consuming, complicated, and expensive. New research fr.....»»

Category: topSource:  pcmagRelated NewsAug 27th, 2024

Dissecting caspase-2-mediated cell death: From intrinsic PIDDosome activation to chemical modulation

Caspase-2, an initiator caspase, plays a critical role in programmed cell death in response to certain cellular stresses. Its activation is facilitated by the PIDDosome, a multi-protein complex that assembles under conditions of genotoxic stress. Des.....»»

Category: topSource:  physorgRelated NewsAug 26th, 2024

Study reveals bioactive power of a natural spearmint compound against weeds

A recent study reveals the natural compound (-)-carvone in spearmint as a potent and sustainable alternative to chemical herbicides. This research demonstrates how (-)-carvone targets and degrades microtubules in weeds, inducing cell death and inhibi.....»»

Category: topSource:  physorgRelated NewsAug 26th, 2024

Researchers synthesize molecular aggregates for solar energy applications

No molecule stands alone—they need others, at least when it comes to being able to display useful photophysical, electronic, and chemical properties. When individual molecules combine into an aggregate, or a complex of two or more molecules, they b.....»»

Category: topSource:  physorgRelated NewsAug 23rd, 2024

Chemists succeed in upscaling a common reagent for industrial level applications

The metallic element samarium, when bound with other elements, is an incredibly useful chemical reagent for synthesizing molecules that can lead to new pharmaceuticals. Discovered in a Russian mine in 1879, the element was named after the mineral it.....»»

Category: topSource:  physorgRelated NewsAug 23rd, 2024

A small molecular glue that increases P53 level and suppresses tumor growth in vivo

Molecular glues are typically small chemical molecules that act on the interface between the target protein and the degradation machinery to trigger ternary complex formation. Identification of molecular glues is challenging, and there has been a lac.....»»

Category: topSource:  pcmagRelated NewsAug 22nd, 2024

Town urges curfew over mosquito-spread disease that kills up to 50% of people

Eastern Equine Encephalitis is very rare in the US, but when it strikes, it's bad. Enlarge / A mosquito collected to test for mosquito-borne diseases. (credit: Getty | Jon Cherry) A small town in Massachusetts is urging.....»»

Category: topSource:  arstechnicaRelated NewsAug 22nd, 2024

Dodge"s challenge: Get Hellcat buyers to shell out for EVs

Dodge CEO Matt McAlear expects the upcoming Charger Daytona EV to convert some muscle car owners while drawing in new consumers intrigued by zero-emission technology......»»

Category: topSource:  autonewsRelated NewsAug 21st, 2024

Scientists help turn whisky waste into valuable commodity

A new method to extract valuable bio-based chemicals from whisky distillery waste streams could transform manufacturing and be worth up to £90 million in global chemical manufacturing markets......»»

Category: topSource:  pcmagRelated NewsAug 21st, 2024

First visualization of valence electrons reveals fundamental nature of chemical bonding

The distribution of outermost shell electrons, known as valence electrons, of organic molecules was experimentally observed for the first time by a team led by Nagoya University in Japan. As the interactions between atoms are governed by the valence.....»»

Category: topSource:  physorgRelated NewsAug 21st, 2024

Students" toxin research shows public health benefits of citizen science

Long-term exposure to arsenic, a hidden danger in many New England drinking water supplies, poses serious health risks, including cancer and cognitive challenges. A citizen science initiative called "All About Arsenic" has emerged in response, empowe.....»»

Category: topSource:  physorgRelated NewsAug 21st, 2024

AI accelerates discovery of next-gen polymers

Nylon, Teflon, Kevlar. These are just a few familiar polymers—large-molecule chemical compounds—that have changed the world. From Teflon-coated frying pans to 3D printing, polymers are vital to creating the systems that make the world function be.....»»

Category: topSource:  physorgRelated NewsAug 20th, 2024

Pioneering research discovers PFOS chemical pollution in platypuses

Research from Western Sydney University has discovered PFOS (perfluorooctane sulfonate) chemical contamination in the livers of deceased platypuses across eastern New South Wales......»»

Category: topSource:  physorgRelated NewsAug 20th, 2024

New software tool aims to reduce reliance on animal testing

In recent years, machine learning models have become increasingly popular for risk assessment of chemical compounds. However, they are often considered "black boxes" due to their lack of transparency, leading to skepticism among toxicologists and reg.....»»

Category: topSource:  physorgRelated NewsAug 20th, 2024

A new reaction to enhance aromatic ketone use in chemical synthesis

Aromatic ketones have long been valuable intermediates in chemical synthesis, particularly in cross-coupling reactions where different chemical entities are combined to form new compounds. For instance, a process called deacylative cross-coupling rem.....»»

Category: topSource:  physorgRelated NewsAug 20th, 2024

New computational methodology to predict the complex formation of interesting nanostructures

Researchers from the group of Prof. Carles Bo at the Institute of Chemical Research of Catalonia (ICIQ-CERCA) have described a computational methodology that simulates complex processes involving different chemical species and diverse conditions. The.....»»

Category: topSource:  physorgRelated NewsAug 20th, 2024

Scientists propose gliding arc discharge plasma seawater sterilization technology for mariculture

Atmospheric pressure plasma technology has demonstrated vast potential in microbial inactivation due to its unique advantages, including no chemical residue, environmental friendliness, high treatment efficiency, low energy consumption and ease of us.....»»

Category: topSource:  marketingvoxRelated NewsAug 19th, 2024