Fig. 7From: Microbial bionic nano-aromatic drugs for prevention of depression induced by chronic stressThe mechanism exploration of nano-aromatic drugs preventing depression. (A) The content of 5-HT in the brain. (B) The content of NE in the brain. (C) Nissl staining of the hippocampal dentate gyrus in mice. The mean ± SD was shown (n = 3). *P < 0.05Back to article page