Figure 2.

Light micrographs of liver tissue of rats exposed to SWCNTs. (A) Control group liver and (B, C, D) SWCNTs-L, SWCNTs-M, and SWCNTs-H group livers, respectively. Magnification, ×200.

Lin et al. Nanoscale Research Letters 2013 8:236   doi:10.1186/1556-276X-8-236
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