# Pharmacology of selective serotonin reuptake inhibitors in midbrain raphe and forebrain
# 5-HT and related effective disorders (such as depression, anxiety)
# Dorsal and median raphe neural circuitry including afferents and interneurons
# Physiology of opioidergic systerms (neurons, ligands and receptors)
# Role of opioids in the regulation of 5-HT release
# Relationship between exercise, 5-HT and opioid abuse
# The role of GABA and glutamate in opioid addiction