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[Chromosome aberrations in workers in a printing press].
D Pelclová1, P Rössner, J Pícková
1Klinika nemocí z povolání fakultní nemocnice 2 s fakultní poliklinikou UNZ UNV hl. m. Prahy.
Casopis Lekaru Ceskych
|August 10, 1990
Summary
Rotogravure printers exposed to toluene showed significantly higher rates of aberrant cells compared to controls. This suggests occupational exposure to toluene and printing dyes may increase genotoxic risk.
Area of Science:
- Environmental Health
- Toxicology
- Cytogenetics
Context:
- Occupational exposure in rotogravure printing plants involves toluene and associated dyes.
- Workers are exposed to varying concentrations of toluene, with some administrative staff also having intermittent exposure.
- Communal atmospheric contamination is a factor across all study groups.
Purpose:
- To investigate the cytogenetic effects of occupational toluene exposure in rotogravure printers.
- To compare the frequency of chromosomal aberrations in exposed workers and control subjects.
- To assess the association between toluene exposure, printing dyes, and genotoxicity.
Summary:
- Cytogenetic analysis of peripheral lymphocytes was performed on rotogravure printers (high toluene exposure), administrative staff (low toluene exposure), and controls.
- Significantly higher frequencies of aberrant cells, chromatid breaks, and breaks per cell were observed in both exposed groups compared to controls (P < 0.005).
- The increased genotoxic damage is likely linked to occupational exposure to toluene, gravure printing dyes, and the general contaminated environment.
Impact:
- This study highlights the potential genotoxic risks associated with occupational exposure to toluene in the printing industry.
- Findings underscore the need for improved workplace safety measures and environmental monitoring in printing plants.
- The research contributes to understanding the health impacts of industrial chemical exposure on cellular level.