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Evaluation of the genotoxic and cytotoxic effects of titanium dioxide nanoparti...

Titanium dioxide nanoparticles (TiO2-NP) are being increasingly used in cosmetics and pharmaceutical products. In view of its widespread use, there is a strong demand to evaluate their potential adverse effects to man, particularly their genotoxic effects. Although several studies have already addressed this issue, a conclusion about TiO2-NP safety has not been reached yet. As part of a wider EU Joint Action, t...

Exposure to second-hand smoke in occupational settings: biomarkers of DNA dama...

Portuguese legislation prohibits smoking in most indoor public spaces. However, some restaurants/bars remain, in which smoking is still allowed, representing a potential risk for employees, particularly for chronic respiratory diseases and cancer development. The objectives of this project were to compare the indoor air quality of some restaurants with and without smoking permission and, in their workers, to s...

Chronic exposure to ethanol exacerbates MDMA-induced hyperthermia and exposes l...