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Fig. 8 | Particle and Fibre Toxicology

Fig. 8

From: Two-year intermittent exposure of a multiwalled carbon nanotube by intratracheal instillation induces lung tumors and pleural mesotheliomas in F344 rats

Fig. 8

Quantifications and morphological characterization of MWNT-7 fibers in the lung and PLF. A Lung burden. Scatter plots for MWCNT weight per lung, including unscheduled samples (1 in the low-dose group and 2 in the high-dose group). Bars show mean values at 3 time points (weeks 26, 52, and 104). B Relative lung burden. Mean values of the MWCNT weight per gram lung at 3 time points are shown. Error bars show standard deviations. C Numbers of MWCNT fibers in the PLF at the 3 time points. Bars show mean values. D Histogram of the length distribution of MWCNT fibers in the lung (black bars) and PLF (gray bars)

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