Ken T. Wakabayashi, PhD

Postdoctoral Associate


Contact Information

1021 Main Street
Buffalo, NY  14203-1016
Phone: (716) 887-2570

Primary Research Areas

Exploring how different neural circuits and neurotransmitter systems contribute towards processes underlying motivation, natural and drug-related reward and how these systems change during the transition to drug abuse and alcoholism. 

Representative and Recent Publications

Wakabayashi K. T., Bruno, M. J., Bass, C. E., Park, J. Application of fast-scan cyclic voltammetry for the in vivo characterization of optically evoked dopamine in the olfactory tubercle of the rat brain. Analyst, 2016.
PMID 27063845

Kiyatkin, E. A., Ren S., Wakabayashi K. T., Baumann M. H., Shaham Y. Clinically Relevant Pharmacological Strategies That Reverse MDMA-Induced Brain Hyperthermia Potentiated by Social Interaction. Neuropsychopharmacology, 2016.
PMID 26105141

Wakabayashi, K. T., Spekterman L., Kiyatkin E. A. Experience-dependent escalation of glucose drinking and the development of glucose preference over fructose: association with glucose entry into the brain. European Journal of Neuroscience, 2015.
PMID 26613356

Wakabayashi K. T., Kiyatkin E. A. Behavior-associated and post-consumption glucose entry into the nucleus accumbens extracellular space during glucose free-drinking in trained rats. Frontiers in Neuroscience, 2015.
PMID 26190984

Wakabayashi, K. T., Ren S., Kiyatkin E. A. Methylenedioxypyrovalerone (MDPV) mimics cocaine in its physiological and behavioral effects but induces distinct changes in NAc glucose. Frontiers in Neuroscience. 2015 
PMID 26441499

Wakabayashi K. T., Kiyatkin E. A. Central and peripheral contributions to dynamic changes in nucleus accumbens glucose induced by intravenous cocaine. Frontiers in Neuroscience, 2015.
PMID 25729349

Wakabayashi K. T., Myal S. E., Kiyatkin E. A. Fluctuations in Nucleus Accumbens Extracellular Glutamate and Glucose during Motivated Glucose-drinking Behavior: Dissecting the Neurochemistry of Reward. Journal of Neurochemistry, 2014.
PMID 25393775

Kiyatkin E. A., Kim A. H., Wakabayashi K. T., Baumann M. H., Shaham Y. Effects of Social Interaction and Warm Ambient Temperature on Brain Hyperthermia Induced by the Designer Drugs Methylone and MDPV. Neuropsychopharmacology, 2014.
PMID 25074640

Kiyatkin E. A., Kim A. H., Wakabayashi K. T., Baumann M. H., Shaham Y. Critical role of peripheral vasoconstriction in fatal brain hyperthermia induced by MDMA (Ecstasy) under conditions that mimic human drug use. Journal of Neuroscience, 2014.
PMID 24899699

Wakabayashi K. T., Kiyatkin E. A. Critical role of peripheral drug actions in experience- dependent changes in nucleus accumbens glutamate release induced by intravenous cocaine. Journal of Neurochemistry, 2014.
PMID 24111505

Wakabayashi K. T., Kiyatkin E. A. Rapid changes in extracellular glutamate induced by natural arousing stimuli and intravenous cocaine in the nucleus accumbens shell and core. Journal of Neurophysiology, 2012.
PMID 22496525

Wakabayashi K. T., Weiss M. J., Pickup K. N., and Robinson T. E. Rats markedly escalate their intake and show a persistent susceptibility to reinstatement only when cocaine is injected rapidly. Journal of Neuroscience, 2010.  
PMID 20739555

Fantegrossi W. E., Ciullo J. R., Wakabayashi K. T., De La Garza R. 2nd, Traynor J. R., and Woods J. H. A comparison of the physiological, behav¬ioral, neurochemical and microglial effects of methamphetamine and 3,4¬ methylenedioxymethamphetamine in the mouse. Neuroscience, 2008.
PMID 18082974

Wakabayashi K. T., Fields H. L., and Nicola S. M. Dissociation of the role of nucleus accumbens dopamine in responding to reward-predictive cues and waiting for reward. Behavioral Brain Research, 2004.  
PMID 15302107

Yun I. A., Wakabayashi K. T., Fields H. L., and Nicola S. M. The ventral tegmental area is required for the behavioral and nucleus accumbens neuronal firing responses to incentive cues. Journal of Neuroscience, 2004.
PMID 15044531