Publications by authors named "Christian Monn"

Background: Airborne transmission of SARS-CoV-2 is an important route of infection. For the wildtype (WT) only a small proportion of those infected emitted large quantities of the virus. The currently prevalent variants of concern, Delta (B1.

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Article Synopsis
  • The study investigates how particles in the air (PM(10)) affect rat lung macrophages by examining their cytotoxic effects and the release of the inflammatory cytokine TNFalpha.
  • The analysis involves particles collected from different environments in Switzerland over various seasons, finding that all samples reduced cell activity and showed a dose-response relationship between particle mass and toxicity.
  • The results indicate that high pollution levels in urban areas can inhibit macrophage activity, while certain components like endotoxin play a significant role in modulating this response.
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We used inert melamin particles that are very well defined in size (diameters: 0.5, 1.9, 6.

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Recent studies on separated particle-size fractions highlight the health significance of particulate matter smaller than 2.5 microm (PM2.5), but gravimetric methods do not identify specific particle sources.

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