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A simple hydrothermal method was developed to prepare monodispersed and well-crystallized hematite nanoparticles with a diameter distribution of about 180nm. In-vitro cytotoxicity of such nanoparticles was carried out using Hek 293 cell culture system with different dosages. Assessment of cell viability reveals that hematite nanoparticles reduce cell viability in a dose- and time-dependent manner...
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