Medical University of Vienna Jul 15 2025 Although the respiratory system is one of the main entry points for microplastics and nanoplastics (MNPs) from the air into the body, little is known about the effects of these tiny particles on the lungs. Researchers at MedUni Vienna have now demonstrated for the first time that MNPs can trigger malignant changes in lung cells that are associated with the development of cancer. The findings were published in the Journal of Hazardous Materials and once