Publications by authors named "Fred J Helmstetter"

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Psychopaths Show Enhanced Amygdala Activation during Fear Conditioning.
Douglas H Schultz, Nicholas L Balderston, Arielle R Baskin-Sommers, Christine L Larson, Fred J Helmstetter

Front Psychol· March 2016

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Sex differences in training-induced activity of the ubiquitin proteasome system in the dorsal hippocampus and medial prefrontal cortex of male and female mice.
Sarah B Beamish, Kellie S Gross, McKenna M Anderson, Fred J Helmstetter, Karyn M Frick

Learn Mem· September 2022

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Unique roles for the anterior and posterior retrosplenial cortices in encoding and retrieval of memory for context.
Sydney Trask, Fred J Helmstetter

Cereb Cortex· August 2022

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Isolation driven changes in Iba1-positive microglial morphology are associated with social recognition memory in adults and adolescents.
Nicole C Ferrara, Sydney Trask, Lily Yan, Mallika Padival, Fred J Helmstetter

Neurobiol Learn Mem· July 2022

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Introduction to the Special Issue to Commemorate the Scientific Legacy of David J. Bucci.
Travis P Todd, Robert N Leaton, Fred J Helmstetter

Neurobiol Learn Mem· April 2022

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Contextual control of conditioned pain tolerance and endogenous analgesic systems.
Sydney Trask, Jeffrey S Mogil, Fred J Helmstetter, Cheryl L Stucky, Katelyn E Sadler

Elife· March 2022

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Regulation of learned fear expression through the MgN-amygdala pathway.
Nicole C Ferrara, Sydney Trask, Shane E Pullins, Fred J Helmstetter

Neurobiol Learn Mem· November 2021

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Optogenetic inhibition of either the anterior or posterior retrosplenial cortex disrupts retrieval of a trace, but not delay, fear memory.
Sydney Trask, Nicole C Ferrara, Kevin Grisales, Fred J Helmstetter

Neurobiol Learn Mem· November 2021

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The anterior retrosplenial cortex encodes event-related information and the posterior retrosplenial cortex encodes context-related information during memory formation.
Sydney Trask, Shane E Pullins, Nicole C Ferrara, Fred J Helmstetter

Neuropsychopharmacology· June 2021

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Age-Related Memory Impairment and Sex-Specific Alterations in Phosphorylation of the Rpt6 Proteasome Subunit and Polyubiquitination in the Basolateral Amygdala and Medial Prefrontal Cortex.
Brooke N Dulka, Sydney Trask, Fred J Helmstetter

Front Aging Neurosci· April 2021

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Age-related memory deficits are associated with changes in protein degradation in brain regions critical for trace fear conditioning.
Brooke N Dulka, Shane E Pullins, Patrick K Cullen, James R Moyer, Fred J Helmstetter

Neurobiol Aging· July 2020

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Age-Related Memory Impairment Is Associated with Increased zif268 Protein Accumulation and Decreased Rpt6 Phosphorylation.
Sydney Trask, Brooke N Dulka, Fred J Helmstetter

Int J Mol Sci· July 2020

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Decreased cued fear discrimination learning in female rats as a function of estrous phase.
Sydney Trask, David S Reis, Nicole C Ferrara, Fred J Helmstetter

Learn Mem· June 2020

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SAK3 Administration Improves Spine Abnormalities and Cognitive Deficits in App Knock-in Mice by Increasing Proteasome Activity through CaMKII/Rpt6 Signaling.
Hisanao Izumi, Ichiro Kawahata, Yasuharu Shinoda, Fred J Helmstetter, Kohji Fukunaga

Int J Mol Sci· May 2020

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The dorsal hippocampus mediates synaptic destabilization and memory lability in the amygdala in the absence of contextual novelty.
Nicole C Ferrara, Sydney Trask, Shane E Pullins, Fred J Helmstetter

Neurobiol Learn Mem· December 2019

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GluR2 endocytosis-dependent protein degradation in the amygdala mediates memory updating.
Nicole C Ferrara, Timothy J Jarome, Patrick K Cullen, Sabrina A Orsi, Janine L Kwapis, Fred J Helmstetter

Sci Rep· March 2019

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Cortico-limbic connectivity changes following fear extinction and relationships with trait anxiety.
Emily L Belleau, Walker S Pedersen, Tara A Miskovich, Fred J Helmstetter, Christine L Larson

Soc Cogn Affect Neurosci· October 2018

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Context memory formation requires activity-dependent protein degradation in the hippocampus.
Patrick K Cullen, Nicole C Ferrara, Shane E Pullins, Fred J Helmstetter

Learn Mem· November 2017

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Input from the medial geniculate nucleus modulates amygdala encoding of fear memory discrimination.
Nicole C Ferrara, Patrick K Cullen, Shane P Pullins, Elena K Rotondo, Fred J Helmstetter

Learn Mem· September 2017

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Corrigendum: Psychopaths Show Enhanced Amygdala Activation during Fear Conditioning.
Douglas H Schultz, Nicholas L Balderston, Arielle R Baskin-Sommers, Christine L Larson, Fred J Helmstetter

Front Psychol· August 2017

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Updating Procedures Can Reorganize the Neural Circuit Supporting a Fear Memory.
Janine L Kwapis, Timothy J Jarome, Nicole C Ferrara, Fred J Helmstetter

Neuropsychopharmacology· July 2017

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The effects of stimulus novelty and negativity on BOLD activity in the amygdala, hippocampus, and bed nucleus of the stria terminalis.
Walker S Pedersen, Nicholas L Balderston, Tara A Miskovich, Emily L Belleau, Fred J Helmstetter

Soc Cogn Affect Neurosci· May 2017

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Fluorescence laminar optical tomography for brain imaging: system implementation and performance evaluation.
Mehdi Azimipour, Mahya Sheikhzadeh, Ryan Baumgartner, Patrick K Cullen, Fred J Helmstetter

J Biomed Opt· January 2017

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Eye movements are captured by a perceptually simple conditioned stimulus in the absence of explicit contingency knowledge.
Lauren S Hopkins, Fred J Helmstetter, Deborah E Hannula

Emotion· December 2016

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Hippocampal interactions with brain networks that influence learning & memory.
Deborah E Hannula, Fred J Helmstetter

Neurobiol Learn Mem· October 2016

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