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Personal space chemistry suppressed by perfume and body lotion indoors

In 2022 a team discovered that high levels of OH radicals can be generated indoors, simply due to the presence of people and ozone. This means: People generate their own oxidation field and change the indoor air chemistry around them within their own personal space. Now, in a follow-up study again in cooperation with an international research team, they found that commonly applied personal care products substantially suppress a human's production of OH radicals. These findings have implications for the indoor chemistry, the air quality of occupied spaces, and human health, since many of the chemicals in our immediate vicinity are transformed by this field.

Are groovy brains more efficient?

The smallest grooves on the brain's surface, unique to humans, have largely been ignored by anatomists, but recent studies show that they're related to cognitive performance, including face recognition and reasoning ability. A new study shows that the depths of these tertiary sulci are also linked to increased interconnectedness between areas of the brain associated with reasoning and high-level cognitive functions. The sulci may decrease the length of neural connections, improving communication efficiency.

Scientists discover class of crystals with properties that may prove revolutionary

Researchers have discovered a new class of materials -- called intercrystals -- with unique electronic properties that could power future technologies. Intercrystals exhibit newly discovered forms of electronic properties that could pave the way for advancements in more efficient electronic components, quantum computing and environmentally friendly materials, the scientists said.

Unlocking the secrets of bat immunity

Bats are known as natural hosts for highly pathogenic viruses such as MERS- and SARS-related coronaviruses, as well as the Marburg and Nipah viruses. In contrast to the severe and often fatal disease outcomes these viruses cause in humans, bats generally do not show obvious signs of viral illness following infection. An international research team has developed an innovative organoid research platform that allowed them to closely investigate the cellular antiviral defense mechanisms of mucosal epithelial tissues of bats. The results could pave the way for the development of new therapies against viral diseases.

A new complexity in protein chemistry

Proteins are among the most studied molecules in biology, yet new research shows they can still hold surprising secrets. Researchers have discovered previously undetected chemical bonds within archived protein structures, revealing an unexpected complexity in protein chemistry. These newly identified nitrogen-oxygen-sulphur (NOS) linkages broaden our understanding of how proteins respond to oxidative stress, a condition where harmful oxygen-based molecules build up and can damage proteins, DNA, and other essential parts of the cell.
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