Skip to main content

Table 1 Incidence of focal adenomatous hyperplasia, macrophage infiltration and foreign material in the lung by light microscopy

From: Promotion of lung adenocarcinoma following inhalation exposure to multi-walled carbon nanotubes

Focal alveolar adenomatous hyperplasia, macrophage infiltration and foreign material observed in MWCNT–treated mice 17 months following exposure
  Air MCA MWCNT MCA + MWCNT
Number of animals/group 56 54 49 42
Number animals with positive foreign material 0 0 49* 42*
Macrophage infiltration 3 9 32* 39*
Number animals with positive for focal adenomatous alveolar hyperpasia 7 8 14* 26*
  1. Statistical significance at *p < .0001.