Their real-time quantitative PCR analysis illuminated patients with schizophrenia have the overexpression of miR-124-3p, the under expression of SKIL and EGR1 in the blood compared with controls, and after a 12-week treatment, the direction of change of miR-124-3p and SKIL mRNA levels were reversed [43]. Here, EGR1 is linked to schizophrenia.