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Bio & Medicine Aug 11, 2025

Lab-made sugar-coated particle reduces COVID-19 infection rates by 98.6% in human cell tests

Research led by a Swansea University academic has revealed a synthetic glycosystem—a sugar-coated polymer nanoparticle—that can block COVID-19 from infecting human cells, reducing infection rates by nearly 99%.

Cell & Microbiology Aug 11, 2025

Common food bacteria could help make vitamins cheaper and greener

A new study reveals how Lactococcus lactis (L. lactis), a common food bacterium, regulates the production of a key precursor in vitamin Kâ‚‚ (menaquinone) biosynthesis. The bacteria produce enough of this precursor to support ...

Earth Sciences Aug 11, 2025

How organic matter traps water in soil—even in the driest conditions

From lifelong farmers to backyard gardeners, most plant-lovers know that adding organic matter to a field, vegetable plot or flowerpot increases the soil's moisture. Now, for the first time, Northwestern University scientists ...

Evolution Aug 8, 2025

Telomere-to-telomere assembly of two Medicago genomes uncovers evolutionary landscape of plant centromeres

In an advance in legume genomics, researchers from the Institute of Genetics and Developmental Biology (IGDB) of the Chinese Academy of Sciences have produced the first gap-free, telomere-to-telomere (T2T) genome assemblies ...

Biotechnology Aug 8, 2025

Scientists build an 'evolution engine' to rapidly reprogram proteins

In medicine and biotechnology, the ability to evolve proteins with new or improved functions is crucial, but current methods are often slow and laborious. Now, Scripps Research scientists have developed a synthetic biology ...

Biotechnology Aug 6, 2025

Ultra-short RNA insertions offer scalable, cost-effective gene silencing for agriculture

A team of researchers from the Spanish National Research Council has made a significant advance in plant biotechnology by developing a new method for silencing genes. The novel technique uses ultra-short ribonucleic acid ...

Cell & Microbiology Aug 6, 2025

Disarming a hidden killer: Predicting and preventing C. diff before it strikes

Clostridioides difficile (C. diff) is a stealthy threat. It infects more than 500,000 people in the United States each year, and kills up to 30,000. It is a leading cause of health-care-associated infections, particularly ...

Bio & Medicine Aug 6, 2025

DNA nanostructures can mimic molecular organization of living systems without chemical cross-linking

Newly developed DNA nanostructures can form flexible, fluid, and stimuli-responsive condensates without relying on chemical cross-linking, report researchers from the Institute of Science Tokyo and Chuo University, in the ...

Analytical Chemistry Aug 5, 2025

Novel molecular capsules can impart chirality to large, rigid metal-containing dyes

In nature, the concept of chirality or "handedness" is fundamental to life itself, just as our left and right hands are mirror images that cannot be overlapped perfectly. Molecular handedness is crucial in biological systems—the ...

Biotechnology Aug 5, 2025

Study reveals simple peptides can mimic nature's protein protection strategy

A new study from researchers at the Advanced Science Research Center at the CUNY Graduate Center (CUNY ASRC) reveals that extremely simple peptides can mimic a biological process that protects sensitive proteins from environmental ...

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