Assertion: ozone's effect | /r/HasProperty | mediated by free radicals
Facets:
value: in the elf
type: LOCATION
Source sentences:
text: These reactions and their products are poorly characterized, but it is thought that the ultimate effects of ozone exposure are mediated by free radicals and other oxidant species in the ELF that then react with underlying epithelial cells, with immune cells, and with neural receptors in the airway wall.