S C Steffensen

Summary

Affiliation: Brigham Young University
Country: USA

Publications

  1. ncbi request reprint Dehydroepiandrosterone sulfate and estrone sulfate reduce GABA-recurrent inhibition in the hippocampus via muscarinic acetylcholine receptors
    Scott C Steffensen
    Department of Psychology, Brigham Young University, Provo, Utah 846022, USA
    Hippocampus 16:1080-90. 2006
  2. pmc Functional α7β2 nicotinic acetylcholine receptors expressed in hippocampal interneurons exhibit high sensitivity to pathological level of amyloid β peptides
    Qiang Liu
    Divisions of Neurology, Barrow Neurological Institute, St Joseph s Hospital and Medical Center, Phoenix, AZ 85013 4496, USA
    BMC Neurosci 13:155. 2012
  3. pmc The role of connexin-36 gap junctions in alcohol intoxication and consumption
    Scott C Steffensen
    Department of Psychology and Physiology and Developmental Biology, Brigham Young University, Provo, Utah 84602, USA
    Synapse 65:695-707. 2011
  4. pmc Cocaine disinhibits dopamine neurons in the ventral tegmental area via use-dependent blockade of GABA neuron voltage-sensitive sodium channels
    Scott C Steffensen
    Department of Psychology, Brigham Young University, Provo, UT 84602, USA
    Eur J Neurosci 28:2028-40. 2008
  5. pmc Contingent and non-contingent effects of low-dose ethanol on GABA neuron activity in the ventral tegmental area
    Scott C Steffensen
    Brigham Young University, Provo, UT 84602, USA
    Pharmacol Biochem Behav 92:68-75. 2009
  6. doi request reprint Gender-selective effects of the P300 and N400 components of the visual evoked potential
    Scott C Steffensen
    Department of Psychology 1050 SWKT, Brigham Young University, Provo, UT 84602, USA
    Vision Res 48:917-25. 2008
  7. ncbi request reprint Responses of ventral tegmental area GABA neurons to brain stimulation reward
    S C Steffensen
    Department of Psychology, Brigham Young University, Provo, UT 84602, USA
    Brain Res 906:190-7. 2001
  8. ncbi request reprint Contingent and non-contingent effects of heroin on mu-opioid receptor-containing ventral tegmental area GABA neurons
    Scott C Steffensen
    Department of Psychology 1050 SWKT, Brigham Young University, Provo, UT 84602, USA
    Exp Neurol 202:139-51. 2006
  9. ncbi request reprint A novel electroencephalographic analysis method discriminates alcohol effects from those of other sedative/hypnotics
    Scott C Steffensen
    Department of Psychology 922 SKWT, Brigham Young University, Provo, UT 98602, USA
    J Neurosci Methods 115:145-56. 2002
  10. ncbi request reprint Ethanol suppression of ventral tegmental area GABA neuron electrical transmission involves N-methyl-D-aspartate receptors
    Sarah H Stobbs
    Department of Psychology 922 SWKT, Brigham Young University, Provo, UT 84602, USA
    J Pharmacol Exp Ther 311:282-9. 2004

Research Grants

  1. Neuropharmacological Subsrates of Alcohol Addiction
    Scott Steffensen; Fiscal Year: 2004
  2. Neuropharmacological substrates of alcohol addiction
    Scott Steffensen; Fiscal Year: 2009
  3. Neuropharmacological substrates of alcohol addiction
    Scott C Steffensen; Fiscal Year: 2010

Collaborators

  • CARLOS VALENZUELA
  • Jeffrey G Edwards
  • George F Koob
  • David W Allison
  • Sarah H Stobbs
  • Matthew B Lassen
  • Qiang Liu
  • Kimberly H Ludlow
  • Sterling N Sudweeks
  • Steven J Henriksen
  • Andrew P Ray
  • J Elliott Brown
  • Allison J Ohran
  • Jianxin Shen
  • Jie Wu
  • Yao Huang
  • Christine H Walton
  • Katie D Bradley
  • Seth R Taylor
  • Jordan T Yorgason
  • David M Hansen
  • Seth H Gunderson
  • Levi Maes
  • Manuel Mameli

Detail Information

Publications13

  1. ncbi request reprint Dehydroepiandrosterone sulfate and estrone sulfate reduce GABA-recurrent inhibition in the hippocampus via muscarinic acetylcholine receptors
    Scott C Steffensen
    Department of Psychology, Brigham Young University, Provo, Utah 846022, USA
    Hippocampus 16:1080-90. 2006
    ....
  2. pmc Functional α7β2 nicotinic acetylcholine receptors expressed in hippocampal interneurons exhibit high sensitivity to pathological level of amyloid β peptides
    Qiang Liu
    Divisions of Neurology, Barrow Neurological Institute, St Joseph s Hospital and Medical Center, Phoenix, AZ 85013 4496, USA
    BMC Neurosci 13:155. 2012
    ..To extend our previous work, we evaluated the expression and pharmacology of α7β2-nAChRs in hippocampal interneurons and their sensitivity to Aβ...
  3. pmc The role of connexin-36 gap junctions in alcohol intoxication and consumption
    Scott C Steffensen
    Department of Psychology and Physiology and Developmental Biology, Brigham Young University, Provo, Utah 84602, USA
    Synapse 65:695-707. 2011
    ....
  4. pmc Cocaine disinhibits dopamine neurons in the ventral tegmental area via use-dependent blockade of GABA neuron voltage-sensitive sodium channels
    Scott C Steffensen
    Department of Psychology, Brigham Young University, Provo, UT 84602, USA
    Eur J Neurosci 28:2028-40. 2008
    ....
  5. pmc Contingent and non-contingent effects of low-dose ethanol on GABA neuron activity in the ventral tegmental area
    Scott C Steffensen
    Brigham Young University, Provo, UT 84602, USA
    Pharmacol Biochem Behav 92:68-75. 2009
    ..These findings demonstrate that VTA GABA neurons are activated by low-dose IV ethanol and that their firing rate increases in anticipation of ethanol reward...
  6. doi request reprint Gender-selective effects of the P300 and N400 components of the visual evoked potential
    Scott C Steffensen
    Department of Psychology 1050 SWKT, Brigham Young University, Provo, UT 84602, USA
    Vision Res 48:917-25. 2008
    ....
  7. ncbi request reprint Responses of ventral tegmental area GABA neurons to brain stimulation reward
    S C Steffensen
    Department of Psychology, Brigham Young University, Provo, UT 84602, USA
    Brain Res 906:190-7. 2001
    ..These findings suggest that VTA GABA neurons may be involved in the attentive processes related to brain stimulation reward (BSR)...
  8. ncbi request reprint Contingent and non-contingent effects of heroin on mu-opioid receptor-containing ventral tegmental area GABA neurons
    Scott C Steffensen
    Department of Psychology 1050 SWKT, Brigham Young University, Provo, UT 84602, USA
    Exp Neurol 202:139-51. 2006
    ....
  9. ncbi request reprint A novel electroencephalographic analysis method discriminates alcohol effects from those of other sedative/hypnotics
    Scott C Steffensen
    Department of Psychology 922 SKWT, Brigham Young University, Provo, UT 98602, USA
    J Neurosci Methods 115:145-56. 2002
    ....
  10. ncbi request reprint Ethanol suppression of ventral tegmental area GABA neuron electrical transmission involves N-methyl-D-aspartate receptors
    Sarah H Stobbs
    Department of Psychology 922 SWKT, Brigham Young University, Provo, UT 84602, USA
    J Pharmacol Exp Ther 311:282-9. 2004
    ..Thus, the rewarding properties of ethanol may result from inhibitory effects on excitatory glutamatergic neurotransmission between electrically coupled networks of midbrain GABA neurons...
  11. pmc Acute and chronic ethanol modulate dopamine D2-subtype receptor responses in ventral tegmental area GABA neurons
    Kimberly H Ludlow
    Department of Psychology and Center for Neuroscience, Brigham Young University, Provo, UT 84602, USA
    Alcohol Clin Exp Res 33:804-11. 2009
    ..The objective of this study was to evaluate the role of D2 receptors in acute ethanol inhibition of VTA GABA neuron activity, as well as the adaptation of D2 receptors by chronic ethanol consumption...
  12. ncbi request reprint Connexin-36 gap junctions mediate electrical coupling between ventral tegmental area GABA neurons
    David W Allison
    Brigham Young University, Provo, Utah 84602, USA
    Synapse 60:20-31. 2006
    ..Thus, mature VTA GABA neurons appear to be connected by electrical synapses via Cx36 GJs, whose coupling is enhanced by corticotegmental input and by dopamine...
  13. ncbi request reprint Brain stimulation reward is integrated by a network of electrically coupled GABA neurons
    Matthew B Lassen
    Brigham Young University, Provo, UT 84602, USA
    Brain Res 1156:46-58. 2007
    ..Thus, a network of electrically coupled GABA neurons in the ventral brain may form the elusive neural integrator of BSR...

Research Grants9

  1. Neuropharmacological Subsrates of Alcohol Addiction
    Scott Steffensen; Fiscal Year: 2004
    ..VTA GABA neurons may act as unique integrators of convergent information from sensory, cortical and limbic areas subserving ethanol addiction. ..
  2. Neuropharmacological substrates of alcohol addiction
    Scott Steffensen; Fiscal Year: 2009
    ....
  3. Neuropharmacological substrates of alcohol addiction
    Scott C Steffensen; Fiscal Year: 2010
    ....