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Researchers reporting in ACS Applied Materials & Interfaces have developed a color-changing film that consumers can stick onto foods and easily analyze nitrite levels by snapping a picture with a smartphone.
At-home COVID-19 tests have become an easy way to self-diagnose. But current tests have drawbacks. Now, researchers reporting in ACS Sensors have developed a SARS-CoV-2 saliva assay and prototype device that combine speed and ease with high sensitivity.
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Psychedelic drugs have shown benefits as treatments for cluster headaches, anxiety and depression in clinical studies, but not for everyone. Now, in ACS Chemical Neuroscience, researchers report that one reason could be common genetic variations in one serotonin receptor.
The American Chemical Society is honoring industry researchers for developing products that have led to significant advancements in health, medicine and consumer applications. The 2022 winners will be inducted into the Heroes of Chemistry hall of fame, which ACS has sponsored annually since 1996.
Researchers reporting in ACS Central Science have developed a durable molecular encryption key from sequence-defined polymers that are built and deconstructed in a sequential way. They hid their molecular key in the ink of a letter, which was mailed and then used to decrypt a file.
In ACS Nano, researchers report a nanomembrane system that harvests and purifies tiny blobs called exosomes from tears, allowing researchers to quickly analyze them for disease biomarkers. Dubbed iTEARS, the platform could enable more efficient and less invasive diagnoses for many diseases.
Researchers reporting in ACS Central Science have used lasers to precisely control neutrophils — a type of white blood cell — as a natural, biocompatible microrobot in living fish. The “neutrobots” performed multiple tasks, showing they could someday deliver drugs to precise locations in the body.
To develop new COVID-19 medications, researchers are working to target nsp13, a protein coronaviruses need to replicate. In ACS Infectious Diseases, researchers describe a new approach to identifying molecules that interfere with this protein, a step toward developing pan-coronavirus antivirals.
In ACS Infectious Diseases, scientists now report that apratoxin S4, an anticancer drug candidate that targets a human protein, can interfere with the replication of many viruses, including SARS-CoV-2 and influenza A, offering a possible pan-viral therapy.
The American Chemical Society's ACS Fall 2022 will be held virtually and in Chicago Aug. 21–25 with the theme “Sustainability in a Changing World.” ACS considers requests for press credentials and complimentary meeting registration from reporters and public information officers at selected institutions.
Researchers in ACS’ Nano Letters report having created a light-activated fish robot that “swims” around quickly, picking up and removing microplastics from the environment.
In ACS’ Journal of Agricultural and Food Chemistry, researchers report that proteins in a model plant-based substitute were not as accessible to cells as those from meat. The team says this knowledge could eventually be used to develop more healthful products.
In a pilot study, researchers in ACS’ Journal of Agricultural and Food Chemistry report that compared to their pre-trial microbiome, men who drank either one alcoholic or non-alcoholic lager daily had a more diverse set of gut microbes, which can reduce the risk for some diseases.
Some household products release volatile organic compounds (VOCs) that negatively impact health, including xylene, which exists as isomers that are hard to monitor separately. Now, researchers reporting in ACS Sensors have developed an electric nose that can accurately distinguish xylene isomer mixtures.
To improve lithium-ion batteries' performance in extreme cold, researchers reporting in ACS Central Science replaced the traditional graphite anode with a bumpy carbon-based material, which maintains its rechargeable storage capacity down to -31 F.
Limonene – a compound in orange peels – is used in flavorings, perfumes and cleaners. Researchers reporting in ACS’ Journal of Agricultural and Food Chemistry have treated limonene with electricity and ethanol, resulting in a mixture of fragrant aroma compounds, some of which haven’t been identified before.
The American Chemical Society today announced that Thomas Connelly, Jr., Ph.D., will retire from his position as ACS chief executive officer at the end of the year after more than seven years of serving in this role.
Using valved respirators to prevent the spread of COVID-19 has been discouraged due to concerns that valves do not effectively filter particles from exhaled air, but few studies actually have looked at this. Now, researchers report in Environmental Science & Technology Letters on their performance.
Researchers reporting in ACS’ Environmental Science & Technology show that some children’s products advertised as water- or stain-resistant contain potentially harmful per- and polyfluoroalkyl substances (PFAS), even items labeled “green” or “nontoxic.”
Scientists have tried to develop a silver coating for implantable medical devices to combat infection with limited success. In ACS Central Science, one team reports a new, long-acting silver-ion releasing coating that, in rats, prevents bacteria from adhering to implants and then kills them.
With a $500,000 donation, the American Chemical Society has joined the U.S. National Academy of Sciences (NAS) to aid researchers being forced to flee Ukraine due to Russia’s invasion. The donation supports an NAS program helping researchers relocate and continue their work in neighboring countries.
Researchers reporting in ACS’ Environmental Science & Technology have observed that non-biting midge larvae accumulate contemporary pesticides from polluted water and retain the substances into adulthood. As a result, animals that eat the adult flies could consume small amounts of pesticides daily.
Researchers reporting in ACS Central Science have created edible tags with fluorescent silk proteins, which could be placed directly on pills or in liquid medicines. The codes within the tags can be read by a smartphone app to verify the source and quality of these pharmaceuticals.
Researchers reporting in ACS Infectious Diseases have characterized the binding of proteins from several animal and human coronaviruses to glycans called sialic acids, revealing host-specific patterns of binding.
Researchers reporting in ACS Sensors have developed a rapid COVID-19 test that uses molecularly imprinted polymer nanoparticles, rather than antibodies, to detect SARS-CoV-2. The new test is more sensitive and works under more extreme conditions than antibody-based tests.
Researchers reporting in ACS’ Environmental Science & Technology have observed that earthworms actually prefer soil with some types of microplastics but digest the polymers differently, which the team suggests could impact the animals’ health and the ecosystem.
An appetite-suppressing stomach implant can be an alternative to weight-loss surgery to treat obesity. Researchers report in ACS Applied Materials & Interfaces that they have augmented this procedure in laboratory animals by coating an implant with a laser-activated dye that kills cells producing the “hunger hormone.”
Scientists have harnessed fungi to convert food waste into sustainable leather substitutes, yarn and paper products that have properties comparable to the traditional materials. The researchers will present their results today at ACS Spring 2022.
Diamonds that are only nanometers wide are crucial for drug delivery, sensors and quantum computer processors. Now, scientists report a new method to grow ultra-uniform nanodiamonds, which are important to the success of these technologies. They will present their results at ACS Spring 2022.
Media Briefing Schedule for ACS Spring 2022
Unlike men, women have many choices for birth control. But men’s birth control options could soon be expanding. Now, scientists report a non-hormonal male contraceptive that effectively prevents pregnancy in mice, without obvious side effects. They will present their results at ACS Spring 2022.
A group of high school students and their instructor have developed an inexpensive faucet attachment to remove lead from drinking water. Their filter indicates when it’s “used up” by turning the tap water yellow. They will present their results at ACS Spring 2022.
Our eyes may be windows on the world, but our fingertips put us in touch with it. Now, scientists report that skin can sense subtle differences in chemistry, which could lead to new ways to control touch and integrate it into applications. They will present their results at ACS Spring 2022.
The colon might be the last place people would consider getting a tattoo, but endoscopic tattooing is an important medical technique for marking colorectal lesions for surgery. Today, scientists report a next-generation ink for these markings. They will present their results at ACS Spring 2022.
Today, scientists report data from a phase 3 trial of a psychedelic drug, MDMA, or “ecstasy,” combined with psychotherapy for PTSD treatment. Preliminary data suggest that the therapy works even in patients with drug or alcohol use disorders. They will present their results at ACS Spring 2022.
NASA plans to send humans to Mars in the 2030s. The 3-year mission will cause astronauts to lose bone mass. Now, scientists report transgenic lettuce that produces a bone-stimulating hormone, which astronauts might someday grow and eat in space. They will present their results at ACS Spring 2022.
Residential fires take a terrible toll. Today, scientists will describe an environmentally friendly coating that could limit flammability of wood used in construction, providing more time to escape fires and also curbing their spread. The researchers will present their results at ACS Spring 2022.
The goo from okra is known to thicken stews, but it can also clean water of some types of pollutants. Now, researchers report that combinations of okra and other food-grade plant extracts can remove microplastics from wastewater. They will present their results at ACS Spring 2022.
All of the medicines derived from sponges actually originate from bacteria living within these animals. Today, scientists report that sponges themselves, not their resident microbes, produce at least one promising group of compounds. They will present their results at ACS Spring 2022.
There’s nothing like a cuppa to give your morning a boost. Researchers report the first use of waste coffee grounds as electrode coatings for sensitive neurochemistry measurements, which could help scientists get a better handle on brain activity. They will present their results at ACS Spring 2022.
Dogs can sniff out various forms of cancer. Similarly, the roundworm C. elegans wriggles its way toward cancer cells by following an odor trail. Today, scientists report a device that uses the tiny worms to detect lung cancer cells. They will present their results at ACS Spring 2022.
Ice cream can get unpleasantly crunchy when ice crystals grow in it. Scientists report that adding cellulose can stop this growth cold — and the additive works better than current ice growth inhibitors in the face of temperature fluctuations. They will present their results today at ACS Spring 2022.
Researchers reporting in ACS Central Science have identified a previously unknown bacterial enzyme that can make a new type of polysaccharide similar to the biopolymer chitin. The new molecule is biodegradable and could be useful for drug delivery, tissue engineering and other biomedical applications.
In the 1930s, the Home Owners’ Loan Corporation drew maps of U.S. cities characterizing mortgage lending desirability, with many Black and immigrant communities receiving the worst grade. Now, researchers reporting in ACS’ Environmental Science & Technology Letters have found these “redlined” areas have higher air pollution levels 80 years later.
Popular for wastewater treatment, membrane filters are commonly cleaned with strong chemicals that can destroy membranes. Now, researchers reporting in ACS Applied Materials & Interfaces have developed reusable nanoparticle catalysts incorporating glucose to break down filter contaminants without damage.
Fish are exposed to pollutants, like tire-derived 6PPD-quinone, in rain runoff. The compound has been linked to massive die-offs of coho salmon. Now, researchers in ACS’ Environmental Science & Technology Letters report exposure can also be deadly for two important trout species.
Researchers reporting in ACS Infectious Diseases have developed a new type of cholera vaccine consisting of polysaccharides displayed on virus-like particles. The vaccine generated long-lasting antibody responses against V. cholerae in mice.
The American Chemical Society today announced the establishment of a chief operating officer position, naming LaTrease Garrison as its inaugural COO. Garrison will provide leadership and direction for human resources, corporate development, membership, education and scientific advancement.
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