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CCK-8 assay of HLECs (A) and ARPE-19 (B) cells co-cultured with 5% PSF leaching solutions (IOL group), 5% PBS (PBS control group) and normal medium (blank control group). CCK: Cell counting kit; PBS: Phosphate-buffered saline; PSF: Poly(dimethyl siloxane)-SiO2 thin films; IOL: Intraocular lens.
