The results of theFisher r to z transformation revealed that thecorrelation between the right parietal cortex and peripheral BDNF levels was significantlydifferent between healthy controls and people with schizophrenia (Table 4) and the correlation of BDNF with the left caudate nucleusshowed a trend towards a significant difference between groups(p = 0.06). The gene discussed is BDNF; the disease is schizophrenia.