Etzkorn, L., & Griffith, A. 2006 Dec 23. Serotonin Enhances EPSP Amplitudes via the Release of Calcium Stores at IP3 Receptor Sites and 2-APB Inhibits these Receptors and Decreases EPSP Amplitudes at the Crayfish Neuromuscular Junction. Pioneering Neuroscience. [Online] 7: