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American Chemical Society


Pepper plant sops up personal care product antibiotic

Researchers found that pepper plants metabolize triclocarban, an antibiotic commonly used in personal care products, into other molecules. The study suggests that these metabolites may have negative health effects, highlighting the need for further research on the impact of environmental triclocarban exposure on human health.

SourceAmerican Chemical Society·JournalJournal of Agricultural and Food Chemistry·DateApr 18, 2018

Harvesting water from fog with harps (video)

Researchers have developed a type of 'harp' to collect fresh water from fog, outperforming traditional mesh devices. The new harp technology consistently collected more water than equivalent meshes at all wire diameters, with the finest wires collecting over three times the amount.

SourceAmerican Chemical Society·JournalACS Applied Materials & Interfaces·DateApr 18, 2018

Portable device to sniff out trapped humans

Scientists have developed a portable sensor array that can detect tiny amounts of chemicals emitted by humans, even at levels as low as three parts per billion. The device is light, affordable, and compact, making it ideal for first responders to carry or drones to use in search and rescue operations.

SourceAmerican Chemical Society·JournalAnalytical Chemistry·DateApr 18, 2018

Automated electric taxis could help reduce greenhouse gas emissions and costs

Researchers developed a model to test the cost and capabilities of a fleet of shared, automated electric vehicles in New York City. The study found that about 6,500 vehicles could be sustained on 1,500 medium-power electric vehicle chargers across Manhattan, resulting in a 33,000-ton reduction in carbon dioxide emissions per year.

SourceAmerican Chemical Society·JournalEnvironmental Science & Technology·DateMar 28, 2018

A brewer's tale of proteins and beer

Scientists used mass spectrometry to analyze proteins in beer at three stages of production, revealing over 200 unique proteins from barley and yeast. The study aims to understand how these proteins control beer's properties and potentially improve brewing techniques.

SourceAmerican Chemical Society·JournalJournal of Proteome Research·DateMar 14, 2018

Fast-tracking endocrine assays

The EPA has shifted focus to high-throughput computational models to quickly identify chemicals that require more scrutiny, following a slow start in its previous approach. Researchers have made significant progress, including the development of estrogen and androgen receptor models.

SourceAmerican Chemical Society·JournalChemical & Engineering News·DateMar 14, 2018

Removing heavy metals from water with MOFs

Researchers developed a water-stable MOF/polymer composite that can remove over 1.6 times its own weight of mercury and 40% of its weight in lead from contaminated water samples. The material was tested in solutions with lead levels similar to those found in Flint, Michigan, and reduced lead concentrations to 2 parts per billion.

SourceAmerican Chemical Society·JournalACS Central Science·DateMar 14, 2018

More realistic and accurate organs-on-chips

Researchers created a new type of microfluidic device using collagen-based membranes to mimic the growth of human intestinal cells. The results showed that colon cells grown on the collagen membrane were more viable and differentiated compared to those in other devices.

SourceAmerican Chemical Society·JournalACS Biomaterials Science & Engineering·DateMar 7, 2018

An improved anti-addiction medication

Scientists developed a potent new medicine to fight addiction by blocking an enzyme, resulting in higher GABA levels and reduced dopamine release. The new compound, CPP-115, is 10 times more efficient than vigabatrin and has fewer side effects.

SourceAmerican Chemical Society·JournalJournal of the American Chemical Society·DateFeb 21, 2018