SOD1 and Parkinson disease: The lower plasma levels of serum superoxide dismutase (SOD), total cholesterol, high-density lipoprotein cholesterol (HDL-C), and low-density lipoprotein cholesterol (LDL-C) and increased level of high-sensitivity C-reactive protein (hsCRP) were found in PD, which might be important markers to assess the PD severity (Yang et al., 2020).