Figure 3.
Effect of light and TiO2 on viability of Ls-174-t cells. (A) TiO2 (1 000 μg/mL) in the dark; (B) no TiO2 in the light; (C) TiO2 (1 000 μg/mL) in the light. Initial cell concentration: 5 × 105 cell/mL, light intensity: 3.7 mW/cm2.
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