Protective Effect of Alpha-Tocopherol Isomer from Vitamin E against the H₂O₂ Induced Toxicity on Dental Pulp Cells

Table 1

Results of the viability of the MDPC-23 cells exposed to different hydrogen peroxide (H₂O₂) concentrations for determination of the IC-50.

H2O2 concentration	Cell viability (%)
0	100
0.035%	5
0.018%	41
0.009%	77
0.0045%	72