NTRK2 and Behcet disease: TrkB levels were significantly lower in SZ and BD groups (Kruskal-Wallis test followed by Dunnett T3 test, P < 0.01 for both), while p75NTR levels were declined in patients with SZ and BM (Kruskal-Wallis test followed by Dunnett T3 test, both P < 0.05) compared with HCs.