ArticleEnvironmental science and pollution research international2020
Metal particles in mucus and hypertrophic tissue of the inferior nasal turbinates from the human upper respiratory tract.
Article in Environmental science and pollution research international, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.
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Who cites it
3 citing papers in PubMed, 6 citations in OpenAlex.
- Carbonaceous Nanoparticle Air Pollution: Toxicity and Detection in Biological Samples.Nanomaterials (Basel, Switzerland) · 2022Review
- Alveolar macrophages: Achilles' heel of SARS-CoV-2 infection.Signal transduction and targeted therapy · 2022Review
- Solid Anorganic Particles and Chronic Rhinosinusitis: A Histopathology Study.International journal of environmental research and public health · 2022Article
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Authors and funding
10 authors at 2 institutions in 1 country.
Funding
Abstract
Mucosal surfaces are the first mechanical barrier preventing the entry of foreign particles into the organism. The study addresses the detection and analysis of metal-based solid particles in cytological mucus samples from the surface of human hypertrophic tissue in the inferior nasal turbinates in patients diagnosed with chronic rhinitis. Solid particles were characterized by scanning electron microscopy and Raman microspectroscopy; all the biological samples were also subjected to vibration magnetometry. Since the upper airways are the first part of the respiratory tract, which is exposed to inhaled particles, it can be assumed that inhaled particles may be partially deposited in this region. Scanning electron microscopy revealed the presence of metal-based solid particles/clusters in the majority of the analysed cytological mucus samples and also in hypertrophic tissues; in all groups, the particles were of submicron size. Raman microspectroscopy detected the presence of particles/clusters based on amorphous carbon, graphite, calcium carbonate, anatase and barite only in the hypertrophic tissue. The obtained results show that the composition of some of the solid particles (i.e. Ba, Zn, Fe and Ti) detected in the mucus from the surface of the hypertrophic tissues resembled the particles found in the hypertrophic tissue itself. It can be assumed that after the capture of the inhaled particles by the mucus, they penetrate into the deeper layers of tissue.
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Registered trials
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