Nanocrystalline Diamond as a Coating for Joint Implants: Cytotoxicity and Biocompatibility Assessment

Figure 3

Time-course behaviour of human gingival fibroblast cell cultures grown over NCD-coated Si₃N₄ substrates for 14 days. CLSM (phalloidin and propidium iodide labelling): 6 hours (a), 12 hours (b), and 24 hours (c). SEM: 1 day (d) and 14 days (e), (f).

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