Figure 9From: Effect of MWCNT size, carboxylation, and purification on in vitro and in vivo toxicity, inflammation and lung pathology Pathology scoring on a 5-point scale for lung sections at day 7. A score of 0 indicates no deviation from normal. A score of 4 indicates the maximum deviation possible from normal. Data expressed as median pathology score with the dots representing individual scores. There was no statistical significance by non-parametric testing vs. a 0 score. n = 3 mice per condition.Back to article page