The adaptive threat bias in anxiety: amygdala–dorsomedial prefrontal cortex coupling and aversive amplification

OJ Robinson, DR Charney, C Overstreet, K Vytal… - Neuroimage, 2012 - Elsevier
Functionally, anxiety serves to increase vigilance towards aversive stimuli and improve the
ability to detect and avoid danger. We have recently shown, for instance, that anxiety …

Cortico‐limbic responses to masked affective faces across PTSD, panic disorder, and specific phobia

WDS Killgore, JC Britton, ZJ Schwab… - Depression and …, 2014 - Wiley Online Library
Background Exaggerated amygdala and reduced ventromedial prefrontal cortex (vmPFC)
responsiveness during emotional processing have been reported in studies examining …

Sustained anxiety increases amygdala–dorsomedial prefrontal coupling: a mechanism for maintaining an anxious state in healthy adults

KE Vytal, C Overstreet, DR Charney, OJ Robinson… - Journal of Psychiatry and …, 2014 - jpn.ca
Background: Neuroimaging research has traditionally explored fear and anxiety in response
to discrete threat cues (eg, during fear conditioning). However, anxiety is a sustained …

[HTML][HTML] The (neuro) cognitive mechanisms behind attention bias modification in anxiety: proposals based on theoretical accounts of attentional bias

A Heeren, R De Raedt, EHW Koster… - Frontiers in human …, 2013 - frontiersin.org
Recently, researchers have investigated the causal nature of attentional bias for threat (AB)
in the maintenance of anxiety disorders by experimentally manipulating it. They found that …

Functional and structural amygdala–anterior cingulate connectivity correlates with attentional bias to masked fearful faces

JM Carlson, J Cha, LR Mujica-Parodi - Cortex, 2013 - Elsevier
An attentional bias to threat has been causally related to anxiety. Recent research has
linked nonconscious attentional bias to threat with variability in the integrity of the amygdala …

Neocortical modulation of the amygdala response to fearful stimuli

AR Hariri, VS Mattay, A Tessitore, F Fera… - Biological …, 2003 - Elsevier
BACKGROUND: The cortical circuitry involved in conscious cognitive processes and the
subcortical circuitry involved in fear responses have been extensively studied with …

The role of attention bias to threat in anxiety: mechanisms, modulators and open questions

H Okon-Singer - Current opinion in behavioral sciences, 2018 - Elsevier
Highlights•Anxious individuals and those at risk show attention biases to irrelevant
threats.•These attention biases are related to imbalanced prefrontal-limbic-sensory …

Anxiety dissociates dorsal and ventral medial prefrontal cortex functional connectivity with the amygdala at rest

MJ Kim, DG Gee, RA Loucks, FC Davis… - Cerebral …, 2011 - academic.oup.com
Anxiety is linked to compromised interactions between the amygdala and the dorsal and
ventral medial prefrontal cortex (mPFC). While numerous task-based neuroimaging studies …

Trait anxiety and impoverished prefrontal control of attention

SJ Bishop - Nature neuroscience, 2009 - nature.com
Many neurocognitive models of anxiety emphasize the importance of a hyper-responsive
threat-detection system centered on the amygdala, with recent accounts incorporating a role …

Neurocognitive mechanisms of anxiety: an integrative account

SJ Bishop - Trends in cognitive sciences, 2007 - cell.com
Anxiety can be hugely disruptive to everyday life. Anxious individuals show increased
attentional capture by potential signs of danger, and interpret expressions, comments and …