Park, Wan K.2024-01-082024-01-081990https://hdl.handle.net/1805/37717This document only includes an excerpt of the corresponding thesis or dissertation. To request a digital scan of the full text, please contact the Ruth Lilly Medical Library's Interlibrary Loan Department (rlmlill@iu.edu).en-USSerotonin5-HydroxytryptophanAvoidance LearningBehavior, AnimalThe role of serotonin in behavior: differential effect of its precursor, 5-hydroxytryptophan, on approach and avoidance behaviorThesis