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Bio & Medicine Mar 21, 2024

DNA attached to nanoparticles found to contribute to lupus symptoms

Autoimmune diseases are mysterious. It wasn't until the 1950s that scientists realized that the immune system could harm the organs of its own body. Even today, the fundamental causes and inner workings of most autoimmune ...

Bio & Medicine Mar 19, 2024

Nanoparticles target multiple COVID variants through the twist in the spike protein

Teardrop-shaped particles designed to inactivate multiple strains of the SARS-CoV-2 virus could one day complement existing treatments for COVID-19, according to a new study led by researchers at the University of Michigan ...

Bio & Medicine Mar 11, 2024

Harnessing nature's shield: Enhancing sun protection with lignin nanoparticles in cosmetics

Lignin nanoparticles (LNPs) have emerged as promising candidates for enhancing sun protection in cosmetics, offering superior UV-blocking capabilities compared to soluble lignin oligomers. However, the effects of the chemical ...

Bio & Medicine Mar 6, 2024

Scientists use a new type of nanoparticle that can both deliver vaccines and act as an adjuvant

Many vaccines, including vaccines for hepatitis B and whooping cough, consist of fragments of viral or bacterial proteins. These vaccines often include other molecules called adjuvants, which help to boost the immune system's ...

Bio & Medicine Mar 1, 2024

Research team develops nanoparticle-based sonodynamic therapy for H. pylori infection

Helicobacter pylori (H. pylori) is a common pathogen that can be transmitted from person to person. Long-term H. pylori infection has been recognized as a Class I human carcinogen. Currently, the standard clinical treatments ...

Quantum Physics Mar 1, 2024

Scientists make nanoparticles dance to unravel quantum limits

The question of where the boundary between classical and quantum physics lies is one of the longest-standing pursuits of modern scientific research, and in new research published today, scientists demonstrate a novel platform ...

Environment Feb 27, 2024

You may be breathing in more tiny nanoparticles from your gas stove than from car exhaust

A new Purdue University study has found that cooking on your gas stove can emit more nano-sized particles into the air than vehicles that run on gas or diesel, possibly increasing your risk of developing asthma or other respiratory ...

Bio & Medicine Feb 26, 2024

New molecules, inspired by space shuttles, advance lipid nanoparticle delivery for weight control

Inspired by the design of space shuttles, Penn Engineering researchers have invented a new way to synthesize a key component of lipid nanoparticles (LNPs), the revolutionary delivery vehicle for mRNA treatments including ...

Nanomaterials Feb 20, 2024

Researchers assemble patterns of micro- and nanoparticles without using solvents

Researchers from the Department of Chemical Engineering at the Vrije Universiteit Brussel, Riga Technical University and the MESA+ Institute at the University of Twente have succeeded in arranging very small particles (10 ...

Bio & Medicine Feb 15, 2024

'μkiss': A new method for precision delivery of nanoparticles and small molecules to individual cells

The delivery of experimental materials to individual cells with exactness and exclusivity has long been an elusive and much sought-after ability in biology. With it comes the promise of deciphering many longstanding secrets ...

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