Nii Antie Addy PhD

Assistant Professor of Psychiatry and of Cellular and Molecular Physiology

Research Interests

Neurobiology of addiction; In vivo electrochemistry; Behavioral pharmacology; Systems neuroscience; Neurotransmission; Signal transduction


Research Summary

Our work focuses on the neurobiological basis of drug abuse and other psychiatric disorders, such as schizophrenia. We use an interdisciplinary approach that incorporates in vivo electrochemistry, cell and molecular biology, and behavioral pharmacology. Alterations in dopaminergic activity have been shown to play an important role in several psychiatric disorders, including drug addiction. In the laboratory, we utilize in vivo electrochemistry to determine sub-second neurotransmitter responses during goal-directed and drug-seeking behavior, or following exposure to drugs of abuse. We are also examining dopaminergic mechanisms associated with acute and long-term exposure to drugs of abuse and drug-associated cues. In addition, we are working to determine the role of signal transduction proteins on rapid dopamine neurotransmission as it relates to drug abuse and schizophrenia.


Selected Publications

  • Addy NA, Daberkow DP, Ford JN, Garris PA and Wightman RM. (2010) Sensitization of rapid dopamine signaling in the nucleus accumbens core and shell after repeated cocaine in rats. Journal of Neurophysiology. 104(2): 922-31
  • Addy NA, Fornasiero EF, Stevens TR, Taylor JR, Picciotto MR. (2007) Role of calcineurin in nicotine-mediated locomotor sensitization. Journal of Neuroscience. 27(32): 8751-8580.
  • Addy NA, Pocivavsek A, Levin ED. (2005) Reversal of Clozapine Effects on Working Memory in Rats with Fimbria-Fornix Lesions. Neuropsychopharmacology. 30: 1121-1127.

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