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Fig. 8 | Particle and Fibre Toxicology

Fig. 8

From: Effects from a 90-day inhalation toxicity study with cerium oxide and barium sulfate nanoparticles in rats

Fig. 8

Specific BaSO4 nanoparticle related histopathological findings. All examples illustrate findings after 50.0 mg/m3 BaSO4 inhalation. a alveolar tissue with (particle-laden) macrophages (arrow), H&E, 37×, b mucous cell hyperplasia of the respiratory epithelium in the nasal cavity (arrow), H&E, 40× c nasal cavity respiratory epithelia with cytoplasmic eosinophilic globules (arrows), H&E, 40×

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