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Principal Investigator/Program Director (Last, First, Middle):
Levitt, Pat R
BIOGRAPHICAL SKETCH
Provide the following information for the key personnel and other significant contributors in the order listed on Form Page 2.
Follow this format for each person. DO NOT EXCEED FOUR PAGES.
NAME
POSITION TITLE
Smith, Randy Barrett
Research Assistant Professor
eRA COMMONS USER NAME
EDUCATION/TRAINING (Begin with baccalaureate or other initial professional education, such as nursing, and include postdoctoral training.)
INSTITUTION AND LOCATION
Western Kentucky University
University of New Orleans
Vanderbilt University
DEGREE
(if applicable)
YEAR(s)
1982
1984
1990
B.S.
Ph.D.
FIELD OF STUDY
Psychobiology
Physiology Psychology
Psychopharmacology
A. Positions and Honors
Positions and Employment
1982-1984
Teaching Assistant, University of New Orleans, Department of Psychology
1985-1986
Teaching Assistant, Vanderbilt University, Department of Psychology
1986-1990
Graduate Research Assistant, Vanderbilt University, Department of Pharmacology
1990-1991
Post-doctoral Fellow, University of Pennsylvania, Department of Psychiatry
1991-1993
Post-doctoral Fellow, Vanderbilt University, Department of Pharmacology
1993-pres
Research Associate, John F. Kennedy Center, Vanderbilt University
1994-pres
Research Assistant Professor, Department of Psychiatry, Vanderbilt University School of
Medicine
Honors and Awards
1991-1993
Individual National Research Service Award for the National Institute of Drug Abuse
1997-1998
Small Research Grant (B/START) for the National Institute of Drug Abuse
B. Selected Peer-reviewed Publications
King, B. M., Smith, R. L. & Frohman, L. A. (1984). Hyperinsulinemia in rats with ventromedial hypothalamic
lesions: Role of hyperphagia. Behavioral Neuroscience, 98, 152-155.
King, B. M. & Smith, R. L. (1985). Hypothalamic obesity after hypophysectomy or adrenalectomy: Dependence
on corticosterone. American Journal of Physiology, 249 (Regulatory Integrative Comp. Physiol. 18), R522R526.
Barrett, R. J. & Smith, R. L. (1988). Time dependent pentylenetetrazol-like cues subsequent to diazepam
administration. Psychopharmacology, 96, 169-173.
Smith, R. L., Barrett, R. J. & Sanders-Bush, E. (1990). Adaptation of brain 5HT2 receptors after mianserin
treatment: Receptor sensitivity, not receptor binding, more accurately correlates with behavior. Journal of
Pharmacology and Experimental Therapeutics, 254, 484-488.
Kirby, L. G., Rowan, G. A., Smith, R. L. & Lucki, I. (1994). Discriminative stimulus properties of the
benzodiazepine receptor inverse agonist methyl-6,7-dimethyl-4-ethyl-ß-carboline-3-carboxylate (DMCM).
Psychopharmacology, 113, 351-360.
Barrett, R. J., Caul, W. F., Huffman, E. M. & Smith, R. L. (1994). Drug discrimination is a continuous rather
than a quantal process following training on a VI-TO schedule of reinforcement. Psychopharmacology, 113,
289-303.
Smith, R. L., Barrett, R. J. & Sanders-Bush, E. (1995). Quipazine-ketanserin drug discrimination is serotonin-2A
mediated: Behavioral & receptor autoradiographic evidence. Journal of Pharmacology and Experimental
Therapeutics, 275, 1050-1057.
Smith, R. L. & Barrett, R. J. (1997). Tolerance not supersensitivity following chronic diazepam administration in
the conflict paradigm: Importance of methodological issues. Pharmacology, Biochemistry and Behavior, 57, 16.
Smith, R. L., Barrett, R. J., Canton, H. & Sanders-Bush, E. (1998). Agonist properties of N,NDimethyltryptamine at 5-HT2A and 5-HT2C receptors. Pharmacology, Biochemistry and Behavior, 61, 323-330.
Smith, R. L., Barrett, R. J. & Sanders-Bush, E. (1999). Mechanism of tolerance development to DOI: Downregulation of 5HT2A , but not 5-HT2C receptor after chronic DOI treatment. Psychopharmacology, 144, 248-254.
PHS 398/2590 (Rev. 09/04)
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Continuation Format Page
Principal Investigator/Program Director (Last, First, Middle):
Levitt, Pat R
Barrett, R.J., Caul, W.F., Stadler, J.R. and Smith, R.L. (2001). Long-lasting rebound cue effects following
single doses of nicotine and amphetamine: implications for understanding tolerance. Psychopharmacology,
157, 149-157.
Smith, R.L., Gresch, P.J., Barrett, R.J. and Sanders-Bush. (2002). Stimulus generalization by fenfluramine in a
quipazine-ketanserin drug discrimination is not dependent on indirect serotonin release. Pharmacology,
Biochemistry and Behavior, 72, 77-85.
Smith, R.L., Barrett, R.L, Sanders-Bush, E. (2003). Discriminative Stimulus properties of 1-(2,5-dimethoxy-4iodophenyl)-2-aminopropane (±)DOI in C57BL/6J mice. Psychopharmacology, 161, 61-68.
Smith, R.L., Kennedy, C.H. (2003). Increases in avoidance responding produced by REM sleep deprivation or
serotonin depletion are reversed by administration of 5-hydroxytryptophan in rats. Behavioral Brain Research,
140, 81-86.
C. Research Support
Ongoing Support
R37MH034007 - Sanders-Bush (PI)
08/01/00 - 07/31/06
NIMH
Characterization of Central Serotonin Receptors
This project focuses on the regulation of serotonin receptor function in vitro and in vivo, utilizing molecular,
cellular and behavioral strategies.
Role: Co-Investigator
Completed Research Support
R01DA05181 - Sanders-Bush (PI)
01/01/00 - 12/31/04
NIH/NIDA
Hallucinogens and Serotonin Signal Transduction
Determine the mechanism of the profound changes in affective state and cognitive functions that are produced
by hallucinogenic drugs.
Role: Co-Investigator
PHS 398/2590 (Rev. 09/04)
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