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Scott C Steffensen, Associate Professor

Contact Information

Research

  • Neurophysiological substrates of addiction; Role of neurosteroids in learning/memory; Epilepsy treatment

Education

  • PHD PHARMACOLOGY UNIV OF UTAH 1987
  • BS MEDICAL TECHNOLOGY UNIV OF UTAH 1980

Professional Affiliations

  • Neuroscience 1

Publications

  • Yorgason, J.T., Walton, C.H., Hansen, D.M., Gallegos, R.A., Criado, J.R., and Steffensen, S.C. (2008). Contingent and non-contingent effects of low-dose ethanol on GABA neuron activity in the ventral tegmental area. Society for Neurosciece - Abstracts.
  • Allison, D.W., Taylor, S.R., Askew, C.E., Anderson, E., Partridge, L.D., Valenzuela, C.F., and Steffensen, S.C (2008). Pregnenolone sulfate enhances GABA inhibition in the CA1 subfield of the hippocampus. Society for Neurosciece - Abstracts.
  • Steffensen, S.C., Fleming, D.E., Taylor, S.R., Hansen, D.M., Walton, C.H., and Allison, D.W (2008). Cocaine disinhibits neurons in the ventral tegmental area via use-dependent blockade of GABA neuron voltage-sensitive sodium channels. Society for Neurosciece - Abstracts.
  • Steffensen, S.C., Hales, K., Bradley, K., Trikha, A., Hansen, D.M., Yorgason, J.T., Walton, C.H., Thomas, S.J., Taylor, S.R., Askew, C.E. and Allison, D.W (2008). Physiological and molecular adaptation of ventral tegmental area GABA neurons to chronic alcohol. Alcoholism: Clin. Exp. Res.
  • Steffensen, S.C., Allison, D.W., Yorgason, J.T and Hansen, D.M (2008). The retina as a window on alcohol effects on mesolimbic dopamine neurotransmission. Alcoholism: Clin. Exp. Res..
  • Steffensen, S.C., Taylor, S.R., Horton, M.L., Barber, E.N., Lyle, L.T., Stobbs, S.H. and Allison, D.W (2008). Cocaine disinhibits dopamine neurons in the ventral tegmental area via use-dependent blockade of GABA neuron voltage-sensitive sodium channels. Eurorpean Journal of Neuroscience.
  • Steffensen, S.C., Ohran, A.L., Shipp, D.N., Hales, K. Stobbs, S.H., Fleming, D.E. (2008). Gender-selective effects of the P300 and N400 components of the visual-evoked potential. Vision Research.
  • Allison, D.W., Mickelsen, R.S., and Steffensen, S.C. (2007). Effects of ethanol on the excitability and electrical coupling of GABA neurons in the midbrain. Alcoholism: Clin. Exp. Res..
  • Lassen, M.B., Brown, J.E., Stobbs, S.H., Gunderson, S.H., Maes, L., Valenzuela, C.F., Ray, A.P., Henriksen, S.J., and Steffensen, S.C. (2007). Brain stimulation reward is integrated by a network of electrically-coupled GABA neurons. Brain Research.
  • Steffensen, S.C., Hales, K., Jones, M., Allison, D.W. (2006). Dehydroepiandrosterone sulfate and estrone sulfate reduce GABA recurrent inhibition in the hippocampus via muscarinic receptors. Hippocampus.
  • Steffensen, S.C., Stobbs, S.H., Colago, E.E.O., Lee, R.S., Koob, G.F., Gallegos, R.A., Henriksen, S.J. (2006). Contingent and non-contingent effects of heroin on mu-opoid receptor-containing ventral tegmental area GABA neurons. Experimental Neurology.
  • Allison, D.W., Ohran, A.L., Stobbs, S.H., Mameli, M., Valenzeula, C.F., Sudweeks, S.N., Ray, A.P., Henriksen, S.J. and Steffensen, S.C (2006). Connexin-36 gap junctions mediate electrical coupling between ventral tegmental area GABA neurons. Synapse.
  • S.C. Steffensen, A.J. Ohran, A. Bevan, M.E. Haws, Allison, D.W., and S.H. Stobbs (2005). Ethanol modulates electrical coupling between GABA neurons in the ventral tegmental area. Alcoholism: Clin. Exp. Res.
  • Stobbs, S.H., Ohran, A.L., Lassen, M.B., Allison, D.W., Brown, J.E. and STEFFENSEN, S.C. (2004). Ethanol suppression of ventral tegmental area GABA neuron electrical transmission involves NMDA receptors. Journal of Pharmacology and Experimental Therapeutics.
  • Scott C. STEFFENSEN (2004). Effects of alcohol on the human brain. Union Signal.
  • STEFFENSEN, S.C., Lee, R.S., Henriksen, S.J., Packer, T.L. and Cook, D.R. (2002). A Novel Electroencephalographic Analysis Method Discriminates Alcohol Effects From Those Of Other Sedative/Hynotics. Journal of Neuroscience Methods.
  • STEFFENSEN, SCOTT C., Lee, R.S., Stobbs, S.H., and Henriksen, S.J. (2001). Responses of Ventral Tegmental Area GABA Neurons to Brain Stimulation Reward. Brain Research.
  • STEFFENSEN, SCOTT C., Lee, R.S., Henriksen, S.J., Cook, D.R (2001). A Novel Electroencephalographic Analysis Method Discriminates Alcohol Effects From Those of Other Sedative/hynotics. J. Neurosci. Methods.
  • Lee, R.S., STEFFENSEN, SCOTT C., and Henriksen, S.J. (2001). Discharge Profiles of Ventral Tegmental Area GABA Neurons During Movement, Anesthesia and the Sleep-wake Cycle.. J. Neuroscience.

Awards

  • RO1 Research Grant DHHS NIH NIAAA 2004
  • RO3 Research Grant Contract DHHS NIH NIMH 2005
  • RO1 Research Grant DHHS NIH NIAAA 2005
  • RO1 Research Grant DHHS NIH NIAAA 2003
  • RO1 Research Grant DHHS NIH NIAAA 2002
  • RO1 Research Grant DHHS NIH NIAAA 2001
  • R29 Research Grant DHHS NIH NIAAA 1999
  • R29 Research Grant DHHS NIH NIAAA 1998
  • R29 Research Grant DHHS NIH NIAAA 1997
  • R29 Research Grant DHHS NIH NIAAA 1996
  • R29 Research Grant DHHS NIH NIAAA 1995
  • National Research Service Award DHHS NIH 1992
  • National Research Service Award DHHS NIH 1991
  • National Research Service Award DHHS NIH 1990
  • National Research Service Award DHHS NIH 1989
  • National Research Service Award DHHS NIH 1988
  • R03 Research Grant Contract DHHS NIH NIMH 2006
  • R01 Research Grant DHHS NIH NIAAA 2006
  • R03 Research Grant Contract DHHS NIH NIMH 2007
  • R01 Research Grant DHHS NIH NIAAA 2007
  • R03 Research Grant Contract DHHS NIH NIMH 2008
  • R01 Research Grant DHHS NIH NIAAA 2008

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