Genotoxic effects of zinc oxide nanoparticles in nasal mucosa cells are antagonized by titanium dioxide nanoparticles. - Hackenberg, Stephan; Scherzed, Agmal; Zapp, Angela; Radeloff, Katrin; Ginzkey, Christian; Gehrke, Thomas; Ickrath, Pascal; Kleinsasser, Norbert (Mutation Research - Genetic Toxicology & Environmental Mutagenesis, 2017)