Chronic Fentanyl Self-Administration Generates a Shift toward Negative Affect in Rats during Drug Use

by Angela N. Dao, Nicholas J. Beacher, Vivian Mayr, Annalisa Montemarano, Sam Hammer, Mark O. West
Published 2021-08-01

Evidence for habitual and goal-directed behavior following devaluation of cocaine: a multifaceted interpretation of relapse.

by David H Root, Anthony T Fabbricatore, David J Barker, Sisi Ma, Anthony P Pawlak, Mark O West
Published 2009-09-01