Fear extinction recall modulates human frontomedial theta and amygdala activity

MFJ Sperl, C Panitz, IM Rosso, DG Dillon… - Cerebral …, 2019 - academic.oup.com
Human functional magnetic resonance imaging (fMRI) and electroencephalography (EEG)
studies, as well as animal studies, indicate that the amygdala and frontomedial brain regions …

Prefrontal oscillations during recall of conditioned and extinguished fear in humans

EM Mueller, C Panitz, C Hermann… - Journal of …, 2014 - Soc Neuroscience
Human neuroimaging studies indicate that the anterior midcingulate cortex (AMC) and the
ventromedial prefrontal cortex (vmPFC) play important roles in the expression and extinction …

Medial prefrontal pathways for the contextual regulation of extinguished fear in humans

F Åhs, PA Kragel, DJ Zielinski, R Brady, KS LaBar - Neuroimage, 2015 - Elsevier
The maintenance of anxiety disorders is thought to depend, in part, on deficits in extinction
memory, possibly due to reduced contextual control of extinction that leads to fear renewal …

Theta oscillations synchronize human medial prefrontal cortex and amygdala during fear learning

S Chen, Z Tan, W Xia, CA Gomes, X Zhang, W Zhou… - Science …, 2021 - science.org
Numerous animal studies have demonstrated that fear acquisition and expression rely on
the coordinated activity of medial prefrontal cortex (mPFC) and amygdala and that theta …

Patterns of coupled theta activity in amygdala-hippocampal-prefrontal cortical circuits during fear extinction

J Lesting, RT Narayanan, C Kluge, S Sangha… - PloS one, 2011 - journals.plos.org
Signals related to fear memory and extinction are processed within brain pathways involving
the lateral amygdala (LA) for formation of aversive stimulus associations, the CA1 area of the …

[PDF][PDF] Human amygdala activation during conditioned fear acquisition and extinction: a mixed-trial fMRI study

KS LaBar, JC Gatenby, JC Gore, JE LeDoux… - Neuron, 1998 - cell.com
Echoplanar functional magnetic resonance imaging (fMRI) was used in normal human
subjects to investigate the role of the amygdala in conditioned fear acquisition and …

[HTML][HTML] Learning dynamics of electrophysiological brain signals during human fear conditioning

MFJ Sperl, A Wroblewski, M Mueller, B Straube… - NeuroImage, 2021 - Elsevier
Electrophysiological studies in rodents allow recording neural activity during threats with
high temporal and spatial precision. Although fMRI has helped translate insights about the …

Cortical excitability dynamics during fear processing

VC Chirumamilla, G Gonzalez-Escamilla… - Frontiers in …, 2019 - frontiersin.org
Background: Little is known about the modulation of cortical excitability in the prefrontal
cortex during fear processing in humans. Here, we aimed to transiently modulate and test …

[HTML][HTML] Medial prefrontal cortex stimulation modulates the processing of conditioned fear

A Guhn, T Dresler, M Andreatta, LD Müller… - Frontiers in behavioral …, 2014 - frontiersin.org
The extinction of conditioned fear depends on an efficient interplay between the amygdala
and the medial prefrontal cortex (mPFC). In rats, high-frequency electrical mPFC stimulation …

Pathways for fear perception: modulation of amygdala activity by thalamo-cortical systems

P Das, AH Kemp, BJ Liddell, KJ Brown, G Olivieri… - Neuroimage, 2005 - Elsevier
Effective perception of fear signals is crucial for human survival and the importance of the
amygdala in this process is well documented. Animal, lesion and neuroimaging studies …