Fig. 2From: The cognitive impairment and risk factors of the older people living in high fluorosis areas: DKK1 need attentionThe level of SOD, MDA and GSH in subjects from high and normal fluoride drinking water areas: A The level of SOD, B The level of MDA, C The level of GSH. The level of SOD decreased significantly in the high fluoride drinking water areas. The level of MDA and GSH had no significant difference between the high and normal fluoride water drinking areas. ***P < 0.001. GSH: glutathione, MDA: malondialdehyde, SOD: superoxide dismutaseBack to article page