
																
																	Archival ReportMu Opioid Receptors in Gamma-Aminobutyric Acidergic Forebrain Neurons Moderate Motivation for Heroin and Palatable Food
																
																
																
															Keywords: شکستن ژن شرطی; Conditional gene knockout; Dopamine; Motivation; Mu opioid receptor; Opiate; Reward;