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Fig. 3 | Particle and Fibre Toxicology

Fig. 3

From: ROS generation and p-38 activation contribute to montmorillonite-induced corneal toxicity in vitro and in vivo

Fig. 3

TEM assay of cellular uptake and localization of montmorillonite (Mt) with different properties in HCEC-B4G12 cells. HCEC-B4G12 cells were exposed to five types of Mt (50 μg/mL) for 24 h. A, B TEM images showing the ultrastructure of control HCEC-B4G12 cells. Consistent with (A, B) but for HCEC-B4G12 cells exposed to Na-Mt (C, D), H-Na-Mt (E, F), C-H-Na-Mt (G, H), Ca-Mt (I, J), and MMt (K, L). Red arrowheads indicate the localization of five types of Mt in HCEC-B4G12 cells. Scale bars are 2 μm (A, C, E, G, I, K) and 1 μm (B, D, F, H, J, L)

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