Fred J Helmstetter

Fred J Helmstetter

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Fred J Helmstetter

Publications by authors named "Fred J Helmstetter"

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Age-related memory deficits are associated with changes in protein degradation in brain regions critical for trace fear conditioning.

Neurobiol Aging 2020 Jul 7;91:160-166. Epub 2020 Mar 7.

Department of Psychology, University of Wisconsin-Milwaukee, Milwaukee, WI, USA. Electronic address:

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http://dx.doi.org/10.1016/j.neurobiolaging.2020.03.001DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC7232789PMC
July 2020

Decreased cued fear discrimination learning in female rats as a function of estrous phase.

Learn Mem 2020 Jun 15;27(6):254-257. Epub 2020 May 15.

Psychology Department, The University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53201, USA.

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http://dx.doi.org/10.1101/lm.051185.119DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC7233151PMC
June 2020

SAK3 Administration Improves Spine Abnormalities and Cognitive Deficits in App Knock-in Mice by Increasing Proteasome Activity through CaMKII/Rpt6 Signaling.

Int J Mol Sci 2020 May 28;21(11). Epub 2020 May 28.

Department of Pharmacology, Graduate School of Pharmaceutical Sciences, Tohoku University, Sendai 980-8578, Japan.

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http://dx.doi.org/10.3390/ijms21113833DOI Listing
May 2020

The dorsal hippocampus mediates synaptic destabilization and memory lability in the amygdala in the absence of contextual novelty.

Neurobiol Learn Mem 2019 12 26;166:107089. Epub 2019 Sep 26.

Department of Psychology, University of Wisconsin-Milwaukee, Milwaukee, WI, USA. Electronic address:

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http://dx.doi.org/10.1016/j.nlm.2019.107089DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6890228PMC
December 2019

Context memory formation requires activity-dependent protein degradation in the hippocampus.

Learn Mem 2017 11 16;24(11):589-596. Epub 2017 Oct 16.

Department of Psychology, University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53201, USA.

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http://dx.doi.org/10.1101/lm.045443.117DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5647928PMC
November 2017

Input from the medial geniculate nucleus modulates amygdala encoding of fear memory discrimination.

Learn Mem 2017 09 16;24(9):414-421. Epub 2017 Aug 16.

Department of Psychology, University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53211, USA.

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http://dx.doi.org/10.1101/lm.044131.116DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5580525PMC
September 2017

Corrigendum: Psychopaths Show Enhanced Amygdala Activation during Fear Conditioning.

Front Psychol 2017 22;8:1457. Epub 2017 Aug 22.

Department of Psychology, University of Wisconsin-MilwaukeeMilwaukee, WI, United States.

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http://dx.doi.org/10.3389/fpsyg.2017.01457DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5572079PMC
August 2017

Updating Procedures Can Reorganize the Neural Circuit Supporting a Fear Memory.

Neuropsychopharmacology 2017 Jul 31;42(8):1688-1697. Epub 2017 Jan 31.

Department of Psychology, University of Wisconsin-Milwaukee, Milwaukee, WI, USA.

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http://dx.doi.org/10.1038/npp.2017.23DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5518901PMC
July 2017

Fluorescence laminar optical tomography for brain imaging: system implementation and performance evaluation.

J Biomed Opt 2017 01;22(1):16003

University of Wisconsin-Milwaukee, Electrical and Computer Engineering Department, 3200 North Cramer Street, Milwaukee, Wisconsin 53211, United States.

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http://dx.doi.org/10.1117/1.JBO.22.1.016003DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5997009PMC
January 2017

Eye movements are captured by a perceptually simple conditioned stimulus in the absence of explicit contingency knowledge.

Emotion 2016 12 27;16(8):1157-1171. Epub 2016 Jun 27.

Department of Psychology, University of Wisconsin-Milwaukee.

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http://dx.doi.org/10.1037/emo0000206DOI Listing
December 2016

Hippocampal interactions with brain networks that influence learning & memory.

Neurobiol Learn Mem 2016 10 22;134 Pt A:1-4. Epub 2016 Aug 22.

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http://dx.doi.org/10.1016/j.nlm.2016.08.018DOI Listing
October 2016

Eye Movements Index Implicit Memory Expression in Fear Conditioning.

PLoS One 2015 12;10(11):e0141949. Epub 2015 Nov 12.

Department of Psychology, University of Wisconsin-Milwaukee, Milwaukee, WI, 53211, United States of America.

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http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0141949PLOS
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4642991PMC
June 2016

Psychopaths Show Enhanced Amygdala Activation during Fear Conditioning.

Front Psychol 2016 10;7:348. Epub 2016 Mar 10.

Department of Psychology, University of Wisconsin-Milwaukee, MilwaukeeWI, USA; Department of Neurology, Medical College of Wisconsin, MilwaukeeWI, USA.

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http://dx.doi.org/10.3389/fpsyg.2016.00348DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4785144PMC
March 2016

CaMKII regulates proteasome phosphorylation and activity and promotes memory destabilization following retrieval.

Neurobiol Learn Mem 2016 Feb 9;128:103-9. Epub 2016 Jan 9.

Department of Psychology, University of Wisconsin-Milwaukee, United States. Electronic address:

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http://dx.doi.org/10.1016/j.nlm.2016.01.001DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4754128PMC
February 2016

Functionally distinct amygdala subregions identified using DTI and high-resolution fMRI.

Soc Cogn Affect Neurosci 2015 Dec 11;10(12):1615-22. Epub 2015 May 11.

Department of Psychology, University of Wisconsin-Milwaukee, Milwaukee, WI 53211, USA, and Department of Neurology, Medical College of Wisconsin, Milwaukee, WI 53226, USA

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http://dx.doi.org/10.1093/scan/nsv055DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4666105PMC
December 2015

Contextual Information Drives the Reconsolidation-Dependent Updating of Retrieved Fear Memories.

Neuropsychopharmacology 2015 Dec 11;40(13):3044-52. Epub 2015 Jun 11.

Department of Psychology, University of Wisconsin-Milwaukee, Milwaukee, WI, USA.

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http://dx.doi.org/10.1038/npp.2015.161DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4864640PMC
December 2015

The retrosplenial cortex is involved in the formation of memory for context and trace fear conditioning.

Neurobiol Learn Mem 2015 Sep 14;123:110-6. Epub 2015 Jun 14.

Department of Psychology, University of Wisconsin-Milwaukee, 2441 E. Hartford Ave., Milwaukee, WI 53211, USA. Electronic address:

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http://dx.doi.org/10.1016/j.nlm.2015.06.007DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4754129PMC
September 2015

Rapid amygdala responses during trace fear conditioning without awareness.

PLoS One 2014 13;9(5):e96803. Epub 2014 May 13.

Department of Psychology, University of Wisconsin-Milwaukee, Milwaukee, Wisconsin, United States of America; Department of Neurology, Medical College of Wisconsin, Milwaukee, Wisconsin, United States of America.

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http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0096803PLOS
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4019542PMC
January 2015

Extinguishing trace fear engages the retrosplenial cortex rather than the amygdala.

Neurobiol Learn Mem 2014 Sep 18;113:41-54. Epub 2013 Sep 18.

Department of Psychology, University of Wisconsin-Milwaukee, 2441 E. Hartford Ave., Milwaukee, WI 53211, USA. Electronic address:

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https://linkinghub.elsevier.com/retrieve/pii/S10747427130018
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http://dx.doi.org/10.1016/j.nlm.2013.09.007DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3959632PMC
September 2014

Prefrontal cortical regulation of fear learning.

Trends Neurosci 2014 Aug 11;37(8):455-64. Epub 2014 Jun 11.

Department of Psychology, University of Wisconsin-Milwaukee, 2441 E. Hartford Ave., Milwaukee, WI 53211, USA.

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http://dx.doi.org/10.1016/j.tins.2014.05.004DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4119830PMC
August 2014

Protein degradation and protein synthesis in long-term memory formation.

Front Mol Neurosci 2014 26;7:61. Epub 2014 Jun 26.

Department of Psychology, University of Wisconsin-Milwaukee Milwaukee, WI, USA.

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http://dx.doi.org/10.3389/fnmol.2014.00061DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4072070PMC
July 2014

Does PKM(zeta) maintain memory?

Brain Res Bull 2014 Jun 26;105:36-45. Epub 2013 Sep 26.

Department of Psychology, University of Wisconsin-Milwaukee, 2441 E. Hartford Ave., Milwaukee, WI 53211, USA. Electronic address:

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http://dx.doi.org/10.1016/j.brainresbull.2013.09.005DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3966985PMC
June 2014

The role of the medial prefrontal cortex in trace fear extinction.

Learn Mem 2014 Jan 15;22(1):39-46. Epub 2014 Dec 15.

Department of Psychology, University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53211, USA

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http://dx.doi.org/10.1101/lm.036517.114DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4274329PMC
January 2014

The ubiquitin-specific protease 14 (USP14) is a critical regulator of long-term memory formation.

Learn Mem 2013 Dec 16;21(1):9-13. Epub 2013 Dec 16.

Department of Psychology, University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53201, USA.

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http://learnmem.cshlp.org/cgi/doi/10.1101/lm.032771.113
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http://dx.doi.org/10.1101/lm.032771.113DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3867711PMC
December 2013

The effect of threat on novelty evoked amygdala responses.

PLoS One 2013 3;8(5):e63220. Epub 2013 May 3.

Department of Psychology, University of Wisconsin-Milwaukee, Milwaukee, Wisconsin, United States of America.

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https://pantherfile.uwm.edu/fjh/www/pdf/balderston_schultz_h
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http://dx.plos.org/10.1371/journal.pone.0063220
Publisher Site
http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0063220PLOS
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3643910PMC
November 2013

The ubiquitin-proteasome system as a critical regulator of synaptic plasticity and long-term memory formation.

Neurobiol Learn Mem 2013 Oct 25;105:107-16. Epub 2013 Apr 25.

Department of Psychology, University of Wisconsin-Milwaukee, P.O. Box 413, Milwaukee, WI 53201, USA.

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http://dx.doi.org/10.1016/j.nlm.2013.03.009DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3786694PMC
October 2013

Memory formation for trace fear conditioning requires ubiquitin-proteasome mediated protein degradation in the prefrontal cortex.

Front Behav Neurosci 2013 23;7:150. Epub 2013 Oct 23.

Department of Psychology, University of Wisconsin-Milwaukee Milwaukee, WI, USA.

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http://dx.doi.org/10.3389/fnbeh.2013.00150DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3805936PMC
October 2013

Memory accuracy predicts hippocampal mTOR pathway activation following retrieval of contextual fear memory.

Hippocampus 2013 Sep 4;23(9):842-7. Epub 2013 Jun 4.

Psychology Department, University of Wisconsin-Milwaukee, Milwaukee, Wisconsin.

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http://dx.doi.org/10.1002/hipo.22140DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3775923PMC
September 2013

CaMKII, but not protein kinase A, regulates Rpt6 phosphorylation and proteasome activity during the formation of long-term memories.

Front Behav Neurosci 2013 30;7:115. Epub 2013 Aug 30.

Department of Psychology, University of Wisconsin-Milwaukee Milwaukee, WI, USA.

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http://dx.doi.org/10.3389/fnbeh.2013.00115DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3757295PMC
September 2013

How to detect amygdala activity with magnetoencephalography using source imaging.

J Vis Exp 2013 Jun 3(76). Epub 2013 Jun 3.

Department of Psychology, University of Wisconsin-Milwaukee.

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http://dx.doi.org/10.3791/50212DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3726041PMC
June 2013

Prefrontal activity links nonoverlapping events in memory.

J Neurosci 2013 Jun;33(26):10910-4

Department of Psychology, University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53211, USA.

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http://dx.doi.org/10.1523/JNEUROSCI.0144-13.2013DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3693060PMC
June 2013

Resting-state connectivity of the amygdala is altered following Pavlovian fear conditioning.

Front Hum Neurosci 2012 23;6:242. Epub 2012 Aug 23.

Department of Psychology, University of Wisconsin-Milwaukee Milwaukee, WI, USA.

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http://journal.frontiersin.org/article/10.3389/fnhum.2012.00
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http://dx.doi.org/10.3389/fnhum.2012.00242DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3426015PMC
October 2012

Intra-amygdala infusion of the protein kinase Mzeta inhibitor ZIP disrupts foreground context fear memory.

Neurobiol Learn Mem 2012 Sep 31;98(2):148-53. Epub 2012 May 31.

Department of Psychology, University of Wisconsin-Milwaukee, 2441 Hartford Ave., Milwaukee, WI 53211, USA.

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https://linkinghub.elsevier.com/retrieve/pii/S10747427120007
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http://dx.doi.org/10.1016/j.nlm.2012.05.003DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3424353PMC
September 2012

Trace and contextual fear conditioning are impaired following unilateral microinjection of muscimol in the ventral hippocampus or amygdala, but not the medial prefrontal cortex.

Neurobiol Learn Mem 2012 May 26;97(4):452-64. Epub 2012 Mar 26.

Department of Psychology, University of Wisconsin-Milwaukee, 2441 E. Hartford Ave., Milwaukee, WI 53211, USA.

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http://dx.doi.org/10.1016/j.nlm.2012.03.009DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3358523PMC
May 2012

Activity dependent protein degradation is critical for the formation and stability of fear memory in the amygdala.

PLoS One 2011 22;6(9):e24349. Epub 2011 Sep 22.

Department of Psychology, University of Wisconsin, Milwaukee, Wisconsin, United States of America.

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http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0024349PLOS
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3178530PMC
March 2012

Memory consolidation in both trace and delay fear conditioning is disrupted by intra-amygdala infusion of the protein synthesis inhibitor anisomycin.

Learn Mem 2011 Nov 25;18(11):728-32. Epub 2011 Oct 25.

Department of Psychology, University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53211, USA.

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http://dx.doi.org/10.1101/lm.023945.111DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3207254PMC
November 2011

Regulation of extinction-related plasticity by opioid receptors in the ventrolateral periaqueductal gray matter.

Front Behav Neurosci 2010 3;4. Epub 2010 Aug 3.

Department of Psychology, University of Wisconsin-Milwaukee Milwaukee, WI, USA.

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http://dx.doi.org/10.3389/fnbeh.2010.00044DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2927240PMC
July 2011

The human amygdala plays a stimulus specific role in the detection of novelty.

Neuroimage 2011 Apr 20;55(4):1889-98. Epub 2011 Jan 20.

Department of Psychology, University of Wisconsin-Milwaukee, Milwaukee, WI 53211, USA.

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https://linkinghub.elsevier.com/retrieve/pii/S10538119110006
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http://dx.doi.org/10.1016/j.neuroimage.2011.01.034DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3062695PMC
April 2011

Time-dependent expression of Arc and zif268 after acquisition of fear conditioning.

Neural Plast 2010 26;2010:139891. Epub 2010 May 26.

Department of Psychology, University of Wisconsin-Milwaukee, 2441 E. Hartford Avenue, Milwaukee, WI 53211, USA.

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http://dx.doi.org/10.1155/2010/139891DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2877205PMC
February 2011

Classical conditioning of autonomic fear responses is independent of contingency awareness.

J Exp Psychol Anim Behav Process 2010 Oct;36(4):495-500

Department of Psychology, University of Wisconsin–Milwaukee, PO Box 413, Milwaukee, WI 53211, USA.

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http://dx.doi.org/10.1037/a0020263DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6510249PMC
October 2010

Conditioning with masked stimuli affects the timecourse of skin conductance responses.

Behav Neurosci 2010 Aug;124(4):478-89

Department of Psychology, University of Wisconsin-Milwaukee, USA.

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http://doi.apa.org/getdoi.cfm?doi=10.1037/a0019927
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http://dx.doi.org/10.1037/a0019927DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5275764PMC
August 2010

Trace and contextual fear conditioning require neural activity and NMDA receptor-dependent transmission in the medial prefrontal cortex.

Learn Mem 2010 Jun 26;17(6):289-96. Epub 2010 May 26.

Department of Psychology, University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53211, USA.

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http://dx.doi.org/10.1101/lm.1597410DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2884289PMC
June 2010

Introgression of Brown Norway chromosome 1 onto the fawn hooded hypertensive background rescues long-term fear memory deficits.

Behav Genet 2010 Jan 16;40(1):85-92. Epub 2009 Sep 16.

Department of Psychology, University of Wisconsin, 2441 East Hartford Ave, Milwaukee, WI 53201, USA.

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http://dx.doi.org/10.1007/s10519-009-9297-5DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5275762PMC
January 2010

Chronic stress selectively reduces hippocampal volume in rats: a longitudinal magnetic resonance imaging study.

Neuroreport 2009 Nov;20(17):1554-8

Department of Psychology, Garland Hall, University of Wisconsin, Milwaukee, Wisconsin, USA.

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http://dx.doi.org/10.1097/WNR.0b013e328332bb09DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2783199PMC
November 2009

Protein kinase Mzeta maintains fear memory in the amygdala but not in the hippocampus.

Behav Neurosci 2009 Aug;123(4):844-50

University of Wisconsin-Milwaukee, Milwaukee, WI 53211, USA.

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http://dx.doi.org/10.1037/a0016343DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2782955PMC
August 2009

Macromolecular synthesis, distributed synaptic plasticity, and fear conditioning.

Neurobiol Learn Mem 2008 Mar 31;89(3):324-37. Epub 2007 Oct 31.

Department of Psychology, University of Wisconsin, P.O. Box 413, Milwaukee, WI 53201, USA.

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http://dx.doi.org/10.1016/j.nlm.2007.09.002DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2297466PMC
March 2008

Activity in the human amygdala corresponds to early, rather than late period autonomic responses to a signal for shock.

Learn Mem 2007 Jul 12;14(7):485-90. Epub 2007 Jul 12.

Department of Psychology, University of Wisconsin--Milwaukee, Milwaukee, Wisconsin 53201, USA.

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http://dx.doi.org/10.1101/lm.632007DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC1934343PMC
July 2007

Human amygdala activity during the expression of fear responses.

Behav Neurosci 2006 Dec;120(6):1187-95

University of Wisconsin-Milwaukee, Milwaukee, WI, USA.

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http://dx.doi.org/10.1037/0735-7044.120.5.1187DOI Listing
December 2006

Long-term stability of fear memory depends on the synthesis of protein but not mRNA in the amygdala.

Eur J Neurosci 2006 Apr;23(7):1853-9

Psychology Department; University of Wisconsin-Milwaukee, P.O. Box 413, Milwaukee, WI 53201, USA.

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http://dx.doi.org/10.1111/j.1460-9568.2006.04723.xDOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC1698267PMC
April 2006

Effects of post-training hippocampal injections of midazolam on fear conditioning.

Learn Mem 2005 Nov-Dec;12(6):573-8

Department of Psychology, University of Wisconsin-Milwaukee, Wisconsin 53201, USA.

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http://dx.doi.org/10.1101/lm.51305DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC1356174PMC
January 2006

Antinociception following application of DAMGO to the basolateral amygdala results from a direct interaction of DAMGO with Mu opioid receptors in the amygdala.

Brain Res 2005 Dec 14;1064(1-2):56-65. Epub 2005 Nov 14.

Department of Psychology, University of Wisconsin-Milwaukee, Milwaukee, WI 53201, USA.

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http://dx.doi.org/10.1016/j.brainres.2005.09.065DOI Listing
December 2005

Effects of exercise on Pavlovian fear conditioning.

Behav Neurosci 2004 Oct;118(5):1123-7

Department of Psychology, University of Wisconsin, Milwaukee, WI 53201, USA.

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http://dx.doi.org/10.1037/0735-7044.118.5.1123DOI Listing
October 2004

Amygdala and hippocampal activity during acquisition and extinction of human fear conditioning.

Cogn Affect Behav Neurosci 2004 Sep;4(3):317-25

University of Wisconsin, Milwaukee, Wisconsin 53201, USA.

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http://dx.doi.org/10.3758/cabn.4.3.317DOI Listing
September 2004

Neural substrates mediating human delay and trace fear conditioning.

J Neurosci 2004 Jan;24(1):218-28

Department of Psychology, University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53201, USA.

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http://dx.doi.org/10.1523/JNEUROSCI.0433-03.2004DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6729570PMC
January 2004

Functional MRI of human amygdala activity during Pavlovian fear conditioning: stimulus processing versus response expression.

Behav Neurosci 2003 Feb;117(1):3-10

Department of Psychology, University of Wisconsin-Milwaukee, 53201, USA.

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http://dx.doi.org/10.1037//0735-7044.117.1.3DOI Listing
February 2003

Effects of hippocampal injections of a novel ligand selective for the alpha 5 beta 2 gamma 2 subunits of the GABA/benzodiazepine receptor on Pavlovian conditioning.

Neurobiol Learn Mem 2002 Jul;78(1):1-10

Department of Psychology, University of Wisconsin.Milwaukee, Milwaukee, Wisconsin 53201, USA.

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http://dx.doi.org/10.1006/nlme.2001.4050DOI Listing
July 2002