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RSC cells morphology is unaffected by the nanoparticles. Light microscopy (A, B) and SEM (C, D) images of RSC cells with IF-WS2. (A) Second day from culture. (B) Fourth day from culture. The arrows probably point to platelets of WS2. Scale bars: (A, B) 100 μm, (C) 20 μm, (D) 5 μm.
