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Extracts from two wild plants inhibit COVID-19 virus, study finds

A study by Emory University researchers found that extracts from two wild plants, tall goldenrod and eagle fern, inhibited the ability of the SARS-CoV-2 virus to infect living cells. The active compounds are present in miniscule quantities, making it ineffective for self-treatment, but may hold promise as medicines against COVID-19.

SourceEmory University·JournalScientific Reports·TypeExperimental study·DateFeb 10, 2023

Shellac-based coating makes pulp materials suitable for food without use of petroleum based polymers or metals

Researchers have developed a shellac-based coating to improve the gas barrier properties of moulded pulp materials, making them suitable for food packaging. The coating, combined with nanofibrillated cellulose, provides superior water resistance and thermal stability, while preserving environmental sustainability.

SourceSociety of Chemical Industry·JournalPolymer International·TypeExperimental study·DateFeb 7, 2023

UK newspapers generally report on meat substitutes positively—but high processing of some meat and dairy alternatives, high environmental footprint of protein crops, and big business involvement are portrayed as the biggest concerns

Plant-based protein products are generally reported positively in UK newspapers, but issues such as high processing levels and environmental footprints of protein crops dominate the narrative. The study suggests that big business involvement is also a significant concern.

SourcePLOS·JournalPLOS Sustainability and Transformation·DateJan 26, 2023

Drugs from plastic waste

Researchers have developed a chemical-biological method to upcycle polyethylene waste into valuable and complex compounds of pharmacological interest. Genetically engineered fungi convert carboxylic diacids derived from PE waste into natural products, including asperbenzaldehyde, citreoviridin, and mutilin.

SourceWiley·JournalAngewandte Chemie International Edition·TypeExperimental study·DateNov 28, 2022

Brazilian soybean growers’ use of biofertilizer is highlighted by a leading science journal

Using biofertilizer on 80% of their planted area, Brazilian soybean growers enjoy environmental and economic benefits by employing the microbiome instead of chemical fertilizers. The use of biofertilizer saves farmers huge amounts of money, with costs significantly lower than chemical fertilizer.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalFrontiers in Microbiology·DateSep 28, 2022

Optimizing the Mitigation of Heavy Metal Pollution in Biochar-treated Soils with Machine Learning

Researchers used machine learning to predict the most important factors underlying heavy metal pollution remediation in biochar-treated soils. Biochar nitrogen content and application rate were found to be the most crucial features in determining HM immobilization, with soil properties also playing a significant role.

SourceCactus Communications·JournalEnvironmental Science & Technology·TypeComputational simulation/modeling·DateMar 29, 2022

Leftovers in prehistoric pots let scientists peek into the kitchen of an ancient civilization

Scientists analyzed ancient vessels from India and discovered that prehistoric people used a variety of ingredients, including foraged plants, cultivated crops, and traded goods. The study found no evidence of cultural change impacting food processing during the Copper Age to Indus Valley Civilization transition.

SourceFrontiers·JournalFrontiers in Ecology and Evolution·TypeExperimental study·DateMar 21, 2022

Should tomatoes go in the fridge?

A study by the University of Göttingen found that the variety of tomato is more important than storage conditions on its flavor. The research team analyzed flavour-related attributes in new tomato strains and discovered no significant differences between refrigerated and room temperature storage options.

SourceUniversity of Göttingen·JournalFrontiers in Plant Science·DateMay 20, 2020

Eating margarine with Stanol lowers cholesterol by 10 percent

A new study found that consuming three servings of a margarine-like spread containing stanol can lower total and low-density lipoprotein cholesterol levels by up to 10%. The study, which involved over 300 participants with mildly elevated cholesterol levels, showed no adverse effects from using the fortified margarine.

SourceMayo Clinic·JournalMayo Clinic Proceedings·DateDec 1, 1999