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Fig. 4 | Particle and Fibre Toxicology

Fig. 4

From: The pulmonary toxicity of carboxylated or aminated multi-walled carbon nanotubes in mice is determined by the prior purification method

Fig. 4

Pro-inflammatory cytokines in the BAL fluid at 3 or 60 days after exposure to a low and high dose of purified and functionalized MWCNTs measured by ELISA. a IL-1β. b IL-6. c CXCL1. Statistically significant difference to the vehicle control: *** P < 0.001, ** P < 0.01, * P < 0.05, or between CP7000 and CP-NH2 (* P < 0.05) as indicated by the bar

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Particle and Fibre Toxicology

ISSN: 1743-8977

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