Figure 2From: 5-HT6 receptors and Alzheimer's diseaseBiochemical mechanisms mediating 5-HT 6 receptor functions. In addition to activating cAMP signaling pathways, 5-HT6 receptors activate Ca2+ signaling and the extracellular signal-regulated kinase 1/2 (ERK1/2) via Fyn-dependent pathway.Back to article page