Additional file 8 of Influence of wood species on toxicity of log-wood stove combustion aerosols: a parallel animal and air-liquid interface cell exposure study on spruce and pine smoke

Additional file 8 Figure S4. Viability (A), Comet assay (B) and IL-8 secretion (C) of A549 control cells after exposed one hour at incubator with CO2, incubator without CO2 or Tox-ALI to clean air. Each bar shows mean ± SEM, n = 3.