Articles tagged with Scientific Associations
The American Chemical Society's 'Talented 12' program recognizes early-career researchers tackling difficult global challenges. This year's class includes innovators in chemistry, biobased building blocks, and faster reagents. They will be featured in this week's issue of CEN.
Quat-containing disinfectants have raised concerns over potential toxicity, with links to fertility and developmental problems found in animal and cell experiments. However, industry experts argue that skin irritation is the biggest concern, and typical exposures in people are unlikely to pose significant health risks.
The American Chemical Society names BASF the number one chemical company for 2019, followed by Sinopec and Dow/DuPont, in its annual Global Top 50 list. The report shows a decline in earnings due to trade tensions and poor automotive performance.
The American Chemical Society Fall 2020 Virtual Meeting will take place online from August 17-20, with thousands of scientists and experts presenting on diverse fields including food, medicine, energy, and the environment. Journalists may apply for press credentials to access press conferences and embargoed press releases.
Researchers are working on experimental gene-based vaccines using harmless viruses or DNA/RNA to deliver genetic information to human cells. The technology is fast but largely unproven, and concerns remain about neutralization levels and safety. Multiple types of vaccines will likely be needed to ensure effective immunity.
Biobased chemicals are being developed to replace petroleum-based products in various industries, including diapers, electronics, and automotive coatings. These new materials offer improved performance and sustainability, with potential applications in areas such as electronic touchscreen displays and emission-reducing coatings.
The COVID-19 pandemic has led to increased demand for plastics in medical equipment and PPE production. Companies have pivoted to meet this demand, while also adapting their procedures to ensure worker safety.
Despite anecdotal evidence, scientists lack conclusive data on convalescent plasma's benefits for COVID-19 patients. The use of convalescent plasma has been explored in previous outbreaks, but well-designed clinical trials are now underway to test its efficacy.
Researchers find air pollution can alter social behaviors in mice, causing inflammation that damages healthy tissues. Chronic exposure to particulate matter is also associated with boosted production of amyloid plaques, a key feature of Alzheimer's disease.
Nuclear fission reactors are being considered as top candidates to generate electricity in space due to their reliability and capacity. The technology has been tested and could provide a power source for several years, making it an attractive option for lunar and Martian settlements.
The COVID-19 pandemic is disrupting the chemistry industry, with academic jobs facing hiring freezes and reduced pay. Despite this, certain sectors like pharmaceuticals and biotechnology are experiencing increased demand and hiring opportunities.
Researchers from IOCB Prague synthesized regular 2D assemblies of isotopically labelled molecular switches, measuring their isomerization properties. The team found that formation of the assembly does not compromise the photochemical switching properties of the embedded molecules.
Researchers have discovered that single molecular nanowires outperform bundles in transporting energy with minimal losses. Coherence, which enables delocalized energy movement across multiple molecules, is lost in bundled fibers due to strain, hindering efficient energy transfer.
Structural biologists successfully modeled the novel coronavirus' vital proteins, which could lead to therapeutic breakthroughs. Advances in technology and expertise from similar coronaviruses enabled rapid progress in determining protein structures.
Global efforts to combat COVID-19 involve leveraging computing power and collaboration across disciplines. Researchers worldwide have access to free computing resources through consortia such as Google's cloud services and Oak Ridge National Laboratory's supercomputers.
Experts emphasize the importance of using accessible technology, maintaining short lecture lengths, and adapting exams to online platforms. Online instructors also share strategies for building rapport with students from a distance, including regular email communication and conversational teaching styles.
Researchers discovered web-like patterns in whiskey droplets that can identify different brands of American whiskey, potentially used to detect counterfeits. The unique web patterns arise from the combination of solutes in each whiskey and can be matched with over 90% accuracy.
The American Chemical Society is celebrating women entrepreneurs in chemistry with a special issue, featuring 20 female pioneers who have founded companies in biotechnology, solar energy, pharmaceuticals, and more. The Trailblazers issue aims to address the gender gap in funding and promote diversity in the entrepreneurial landscape.
The American Chemical Society forecasts a year marked by environmental improvements, such as reducing plastic use and recycling. Regulatory actions are also expected, including updated chemical risk assessments and classification of PFAS as hazardous materials.
Professor Bruce Bursten, a WPI chemistry and biochemistry professor, has received the ACS Award for Distinguished Service in the Advancement of Inorganic Chemistry. The award recognizes his significant contributions to inorganic electronic structure and bonding, as well as his inspirational teaching and leadership.
The American Chemical Society's Year in Chemistry 2019 special issue features top research trends, including advances in machine-learning, microplastics, and 3-D printing. Experts predict further AI advancements and greener processes for making nitrogen-based compounds and materials in 2020.
Researchers found that a popular modern variety of wheat does not impair gastrointestinal health in mice compared to heirloom wheat. Heirloom wheat slightly reduced levels of the pro-inflammatory cytokine interleukin-17 and improved gut barrier function, suggesting that modern wheat varieties may be healthier for healthy individuals.
Atmospheric chemists are cataloging compounds in indoor air, which can react with others to form new molecules. Indoor emissions come from various sources, including stoves, cleaning products, and people's breath, skin, and personal care products.
At low concentrations, carbon monoxide has a beneficial effect by interacting with signaling proteins, suppressing inflammation and protecting tissues from oxidative stress. Researchers are exploring safe and effective delivery methods to harness its therapeutic potential for diseases such as sepsis and cancer.
The American Chemical Society has identified 10 emerging start-ups revolutionizing the field of chemistry, from pharmaceuticals to green chemistry processes. These companies are addressing global issues such as microcontaminant removal, sustainable materials, and climate change.
Researchers developed an electronic nose that can non-destructively detect odors emitted by books of different paper compositions and ages. The device distinguished between paper from cotton, linen, or wood, as well as identified acidic and yellowing papers.
Researchers analyzed capsaicinoid and capsinoid content in three chili peppers as they ripened. Capsaicoids accumulated earlier and at higher levels than capsaicinoids in some types of peppers, with potential implications for breeding studies and development of functional foods.
Lithium-air batteries offer a maximum specific energy of 3,460 W h/kg, but scientists need to overcome obstacles such as unstable electrolytes and interference from air pollutants. The technology uses oxygen to oxidize a lithium-metal anode and could be powered by a plane's onboard air storage and filtration systems.
A new US food-labeling policy will require packaging to display the amount of added sugars and their daily value. Food companies are developing low- or no-calorie sweeteners, such as allulose, which promises to deliver sugar properties with one-tenth the calories.
Researchers at Ehime University successfully synthesized a nitrogen-embedded polycyclic compound with strong antiaromaticity and stability. The discovery presents significant opportunities for the development of novel organic electronic materials.
Researchers are examining whether molecules in young blood could help treat age-related disorders, such as macular degeneration and Alzheimer
Despite advances in communication and travel, international collaborations in science are threatened by political and economic realities. Current tensions between the US and China exemplify these hurdles, with concerns about foreign nations exploiting and undermining US research activities.
After a tragic death in 1999, gene therapy faced a setback, but James Wilson's rediscovery of adeno-associated viruses (AAVs) paved the way for its resurgence. Today, AAVs are used in nearly 100 drug development programs and have been approved by the FDA for treating a fatal neurological disease.
Researchers explore ways to minimize acrylamide formation in fried and baked snacks, such as using the enzyme asparaginase to convert asparagine into harmless compounds. Food companies like Novozymes, Kerry, and DSM offer products to reduce acrylamide levels, including non-GMO options for organic food producers.
Scientists have discovered that skin creams contain micelles and are self-preserving, contrary to the long-held textbook picture. The study uses X-ray and neutron scattering techniques to analyze cream structure and finds co-surfactants in lamellar layers as predicted but surfactant not present.
Researchers have developed nanoparticles that can convert near-infrared light into visible light, allowing mice to see in the dark. The technology aims to improve safety and sensitivity for human use and has potential medical applications.
Researchers developed a sensitive, portable device that can detect as few as 5-6 norovirus particles per sample, making it suitable for practical applications. The device uses fluorescence to detect norovirus and is compact enough for handheld use, enabling municipal water systems staff to check for the virus in the water supply.
Researchers develop new methodology to analyze metal threads without damaging artifacts, revealing gold, silver, copper, and zinc compositions. The technique provides high-resolution images and cross-sections, showcasing intricate craftsmanship and layered structures.
Researchers create polyurethane that can be dissolved in organic solvents, enabling easy degradation and reprocessing into new products. The breakthrough has potential applications in adhesives, paints, and other industries.
Researchers developed molecules that can change unhealthful gut microbiomes into more healthful ones in mice, reducing cholesterol levels and inflammation. The study could lead to new treatments for chronic diseases related to diet.
Researchers have developed protein-based batteries using synthetic polypeptides and polymers, which could provide a sustainable and safe energy storage solution. The new technology has shown promising results, with potential applications in low-energy requirement devices like biosensors.
Researchers have identified potentially less toxic and biodegradable flame retardants from plants, which could replace hazardous organohalogen compounds. The new substances, derived from gallic acid and 3,5-dihydroxybenzoic acid, perform as well as many existing flame retardants on the market.
Researchers found that altering sample preparation conditions in chocolate samples can significantly impact cannabis potency test results. They discovered that the matrix effect of chocolate's fat content is suppressing the signal for Δ9-THC, which could have major implications for producers and consumers of cannabis-infused edibles.
The American Chemical Society has unveiled its annual 'Talented 12' list, recognizing young chemists tackling world-class problems. This year's class features researchers developing new materials, analyzing proteins, and creating innovative treatments for human diseases.
Researchers are developing technology to predict when a child will have an asthma attack and provide prevention and treatment suggestions. The system tracks geographical location, physical activity, air quality, and health data using smart phones, watches, and sensors.
The three Mars rovers, including NASA's Perseverance rover, ExoMars rover, and China's HX-1 rover, will analyze rocks and soil for evidence of life on the Red Planet. The missions aim to determine whether life could have existed on Mars in the past.
Researchers identified a fungal compound, pericosine A, that safely and effectively neutralizes skunk spray odor. The compound reacted with and converted specific organosulfur compounds to stable, odorless products, making it suitable for skin application.
Researchers in Japan are utilizing creepy-crawlies to study human disease, develop diagnostic kits and create sustainable fertilizers. Genome Pharmaceuticals Institute uses silkworms to identify compounds for treating infections and boosting immune systems.
Chemical manufacturers in the US are opposing new tariffs proposed by the Trump administration on $300 billion worth of Chinese goods. The additional taxes could hurt US companies' competitiveness and pricing advantage over foreign firms that do not have to pay tariffs.
Companies like Stora Enso and Kemira are using sustainability-linked loans to reduce greenhouse gas emissions and improve resource-use efficiency. This approach is gaining traction, with banks increasingly considering environmental factors in loan decisions.
The Cuyahoga River has made significant improvements since the 1969 conflagration, but experts say full recovery will take time. The Clean Water Act and EPA formation helped reduce industrial wastewater discharge and upgrade treatment infrastructure.
Citrus greening has devastated Florida's citrus farms and threatens California groves. Researchers are exploring strategies to control the disease, including creating resistant crops and delivering anti-microbe peptides.
Big food brands invest in soil health programs to help farmers improve sustainability, cut costs and reduce environmental impact. These programs provide education and data gathering tools for farmers to adopt strategies such as organic production, cover crops and cost-sharing initiatives.
Scientists can now study ancient proteins to gain a more complete picture of past species and cultures. Research has revealed that ancient humans consumed grains, legumes, dairy products and meat, while Mongolians consumed dairy products long before known genetic mutations for lactose tolerance.
Consumer demand for natural ingredients challenges perfumers to find sustainable scents. Many natural ingredients lack responsible sources, driving prices and supply fluctuations.
Scientists are developing better manufacturing processes and control equipment for superconducting circuits and trapped ions. New materials like silicon spin devices and topological materials are also being explored to reduce noise and error in qubits.
Researchers have created plants that can produce metal-organic frameworks (MOFs), a type of nanomaterial, which can be used to detect chemicals and protect against harmful UV rays. The augmented plants could potentially perform useful new functions and may lead to applications in agriculture and space exploration.
Researchers create 'megasupramolecules' that can significantly reduce misting of fuel during high-speed impacts, reducing the risk of fire or explosion. The additives also enhance lubrication and flow through pipelines and hoses, and reduce soot formation in diesel engines.
Researchers have discovered new magnets based on more readily available rare earths and some promising magnets without these materials. These findings aim to ease the demand for scarce rare-earth permanent magnets by identifying alternative options.
Researchers have identified a fungal compound that may inhibit the causative bacteria of citrus greening disease, which has reduced juice orange yields by half in the last 15 years. The compound, radicinin, was isolated and purified from a fungus that inhibits the growth of the bacteria.