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Fig. 2 | Particle and Fibre Toxicology

Fig. 2

From: Carcinogenic effect of potassium octatitanate (POT) fibers in the lung and pleura of male Fischer 344 rats after intrapulmonary administration

Fig. 2

Pulmonary alveolar cell hyperplasia in rats in the 0.50 mg POT (a, b) and 0.50 mg MWCNT-7 (c, d) treated groups. Infiltration of alveolar macrophages phagocytizing POT fibers and MWCNT-7 (black arrows), thickening and fibrosis of the alveolar wall (blue arrows), and hyperplasia of alveolar epithelium (green arrows) can be seen. Insert, polarized light microscope images

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