
Keywords: 5-HT, 5-hydroxytryptamine; AD, Alzheimer's disease; ANOVA, analysis of variance; DMSO, dimethylsulfoxide; FST, forced-swim test; i.c.v., intracerebroventicular; i.p., intraperitoneal; LPS, lipopolysaccharide; MAPKs, mitogen-activated protein kinases; s.c.