A pharmocogenetic approach for robustly controlling behavior, neuronal signaling, and physiology in Drosophila Jaime Becnel 1 , Oralee Johnson 1 , Zana R. Majeed 2 , Vi Tran 1 , Bangning Yu 1 , Bryan L. Roth 3 , Robin L. Cooper 2 , Charles D. Nichols 1 1. Department of Pharmacology and Experimental Therapeutics, Louisiana State University Health Sciences Center, New Orleans, LA 70115, USA 2. Department of Biology, University of Kentucky, Lexington, KY 40506, USA 3. Department of Pharmacology and Division of Chemical Biology and Medicinal Chemistry, University of North Carolina Medical School, Chapel Hill, NC 27599, USA Contact / Cooresponding Author: Charles D. Nichols, Ph.D. Department of Pharmacology and Experimental Therapeutics LSU Health Sciences Center 1901 Perdido St New Orleans, LA 70115 504-568-2957 (v) 504-568-2361 (f) cnich1@lsuhsc.edu Running Title: DREADD control of Drosophila behavior