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Cell viability of KYSE-70 cells and HEEpiCs treated with H2-silica detected by WST-8 staining.
Note: Data are expressed as the mean ± standard deviation. The 0 ppm group was used as a control. Analyses were done using Student's t-test. *P < 0.05, **P < 0.01. WST: 4-[3-(2-methoxy-4-nitro-phenyl)-2-[4-nitrophenyl]-2H-5-tetrazolio]-1,3-benzene disulfonate sodium salt; HEEpiCs: human esophageal epithelial cells; H2-silica: hydrogen-occluding-silica.
