The intensity of NF-kB indicating cells in the SNpc (Figure 4 and Figure S3 with magnification 400×) of control, MPTP-PD, TUDCA, Syndopa, and TUDCA + Syndopa groups was shown as 5.70%, 35.48%, 17.82%, 23.15%, and 13.00%. The gene discussed is NFKB1; the disease is Parkinson disease.