Ruth M Krebs

Summary

Publications

  1. doi request reprint Picture novelty attenuates semantic interference and modulates concomitant neural activity in the anterior cingulate cortex and the locus coeruleus
    Ruth M Krebs
    Dept of Experimental Psychology, Ghent University, 9000 Ghent, Belgium
    Neuroimage 74:179-87. 2013
  2. pmc Reward associations reduce behavioral interference by changing the temporal dynamics of conflict processing
    Ruth M Krebs
    Center for Cognitive Neuroscience, Duke University, Durham, North Carolina, United States of America
    PLoS ONE 8:e53894. 2013
  3. pmc The involvement of the dopaminergic midbrain and cortico-striatal-thalamic circuits in the integration of reward prospect and attentional task demands
    Ruth M Krebs
    Center for Cognitive Neuroscience, Duke University, Durham, NC 27708, USA
    Cereb Cortex 22:607-15. 2012
  4. pmc Electrophysiological recordings in humans reveal reduced location-specific attentional-shift activity prior to recentering saccades
    Ruth M Krebs
    Center for Cognitive Neuroscience, Duke University, Durham, NC, USA
    J Neurophysiol 107:1393-402. 2012
  5. doi request reprint Novelty increases the mesolimbic functional connectivity of the substantia nigra/ventral tegmental area (SN/VTA) during reward anticipation: Evidence from high-resolution fMRI
    R M Krebs
    Department of Experimental Psychology, Ghent University, 9000 Ghent, Belgium
    Neuroimage 58:647-55. 2011
  6. pmc The neural underpinnings of how reward associations can both guide and misguide attention
    Ruth M Krebs
    Center for Cognitive Neuroscience, Duke University, Durham, North Carolina 27708, USA
    J Neurosci 31:9752-9. 2011
  7. doi request reprint Task-load-dependent activation of dopaminergic midbrain areas in the absence of reward
    Carsten N Boehler
    Department of Experimental Psychology, Ghent University, 9000 Ghent, Belgium
    J Neurosci 31:4955-61. 2011
  8. pmc The role of stimulus salience and attentional capture across the neural hierarchy in a stop-signal task
    Carsten N Boehler
    Center for Cognitive Neuroscience, Duke University, Durham, North Carolina, United States of America
    PLoS ONE 6:e26386. 2011
  9. pmc Hippocampal networks habituate as novelty accumulates
    Vishnu P Murty
    Center for Cognitive Neuroscience, Duke University, Durham, North Carolina 27708, USA
    Learn Mem 20:229-35. 2013
  10. doi request reprint Motivating inhibition - reward prospect speeds up response cancellation
    Carsten N Boehler
    Department of Experimental Psychology, Ghent University, Henri Dunantlaan 2, 9000 Ghent, Belgium
    Cognition 125:498-503. 2012

Collaborators

Detail Information

Publications18

  1. doi request reprint Picture novelty attenuates semantic interference and modulates concomitant neural activity in the anterior cingulate cortex and the locus coeruleus
    Ruth M Krebs
    Dept of Experimental Psychology, Ghent University, 9000 Ghent, Belgium
    Neuroimage 74:179-87. 2013
    ....
  2. pmc Reward associations reduce behavioral interference by changing the temporal dynamics of conflict processing
    Ruth M Krebs
    Center for Cognitive Neuroscience, Duke University, Durham, North Carolina, United States of America
    PLoS ONE 8:e53894. 2013
    ..Taken together, the present data demonstrate that reward associations can influence conflict processing by changing the temporal dynamics of stimulus processing and subsequent cognitive-control mechanisms...
  3. pmc The involvement of the dopaminergic midbrain and cortico-striatal-thalamic circuits in the integration of reward prospect and attentional task demands
    Ruth M Krebs
    Center for Cognitive Neuroscience, Duke University, Durham, NC 27708, USA
    Cereb Cortex 22:607-15. 2012
    ....
  4. pmc Electrophysiological recordings in humans reveal reduced location-specific attentional-shift activity prior to recentering saccades
    Ruth M Krebs
    Center for Cognitive Neuroscience, Duke University, Durham, NC, USA
    J Neurophysiol 107:1393-402. 2012
    ....
  5. doi request reprint Novelty increases the mesolimbic functional connectivity of the substantia nigra/ventral tegmental area (SN/VTA) during reward anticipation: Evidence from high-resolution fMRI
    R M Krebs
    Department of Experimental Psychology, Ghent University, 9000 Ghent, Belgium
    Neuroimage 58:647-55. 2011
    ....
  6. pmc The neural underpinnings of how reward associations can both guide and misguide attention
    Ruth M Krebs
    Center for Cognitive Neuroscience, Duke University, Durham, North Carolina 27708, USA
    J Neurosci 31:9752-9. 2011
    ....
  7. doi request reprint Task-load-dependent activation of dopaminergic midbrain areas in the absence of reward
    Carsten N Boehler
    Department of Experimental Psychology, Ghent University, 9000 Ghent, Belgium
    J Neurosci 31:4955-61. 2011
    ....
  8. pmc The role of stimulus salience and attentional capture across the neural hierarchy in a stop-signal task
    Carsten N Boehler
    Center for Cognitive Neuroscience, Duke University, Durham, North Carolina, United States of America
    PLoS ONE 6:e26386. 2011
    ..Activity profiles in frontal areas, in turn, were activated mainly by task-relevant Stop-trials, presumably reflecting a combination of triggered top-down attentional influences and inhibitory motor-control processes...
  9. pmc Hippocampal networks habituate as novelty accumulates
    Vishnu P Murty
    Center for Cognitive Neuroscience, Duke University, Durham, North Carolina 27708, USA
    Learn Mem 20:229-35. 2013
    ..This novel demonstration of a dynamic adjustment in neural responses to novelty suggests a similarly dynamic allocation of neural resources based on recent experience...
  10. doi request reprint Motivating inhibition - reward prospect speeds up response cancellation
    Carsten N Boehler
    Department of Experimental Psychology, Ghent University, Henri Dunantlaan 2, 9000 Ghent, Belgium
    Cognition 125:498-503. 2012
    ....
  11. pmc The influence of different Stop-signal response time estimation procedures on behavior-behavior and brain-behavior correlations
    C Nicolas Boehler
    Center for Cognitive Neuroscience, Duke University, Durham, NC, USA
    Behav Brain Res 229:123-30. 2012
    ..In sum, the current results highlight that different SSRT-estimation procedures can strongly influence the distribution of SSRT values across subjects, which in turn can ramify into correlational analyses with other parameters...
  12. pmc The influence of reward associations on conflict processing in the Stroop task
    Ruth M Krebs
    Center for Cognitive Neuroscience, Duke University, Durham, NC 27708, USA
    Cognition 117:341-7. 2010
    ..These observations imply that the prospect of reward enhances the processing of task-relevant stimulus information, whereas incongruent reward-related information in a task-irrelevant dimension can impede task performance...
  13. ncbi request reprint Reward prospect rapidly speeds up response inhibition via reactive control
    Carsten N Boehler
    Department of Experimental Psychology, Ghent University, Henri Dunantlaan 2, 9000, Ghent, Belgium
    Cogn Affect Behav Neurosci 14:593-609. 2014
    ....
  14. pmc Affective modulation of cognitive control is determined by performance-contingency and mediated by ventromedial prefrontal and cingulate cortex
    Senne Braem
    Department of Experimental Psychology, Ghent University, Ghent, 9000, Belgium, and Center for Cognitive Neuroscience, Duke University, Durham, North Carolina 27708
    J Neurosci 33:16961-70. 2013
    ....
  15. pmc The Saccadic Re-Centering Bias is Associated with Activity Changes in the Human Superior Colliculus
    Ruth M Krebs
    Center for Cognitive Neuroscience, Duke University Durham, NC, USA
    Front Hum Neurosci 4:193. 2010
    ....
  16. pmc Task preparation processes related to reward prediction precede those related to task-difficulty expectation
    Hanne Schevernels
    Dept of Experimental Psychology, Ghent University, 9000 Ghent, Belgium Electronic address
    Neuroimage 84:639-47. 2014
    ..Consequently, we suggest that task-preparation processes triggered by reward can arise earlier, and potentially more directly, than strategic top-down aspects of preparation based on attentional demands. ..
  17. ncbi request reprint Dissociating contributions of ACC and vmPFC in reward prediction, outcome, and choice
    Eliana Vassena
    Department of Experimental Psychology, Ghent University, Henri Dunantlaan 2, B 9000 Ghent, Belgium GIfMI, Ghent Institute for Functional and Metabolic Imaging, Ghent University Hospital, De Pintelaan 185B, B 9000 Ghent, Belgium Electronic address
    Neuropsychologia 59:112-23. 2014
    ..We found that vmPFC was more activated during the outcome phase in the no-choice than in the choice condition, potentially confirming the role of this area in stimulus-based (more than action-based) value processing. ..
  18. ncbi request reprint Utilization of reward-prospect enhances preparatory attention and reduces stimulus conflict
    Berry van den Berg
    Center for Cognitive Neuroscience, Duke University, Box 90999, Durham, NC, 27708 0999, USA
    Cogn Affect Behav Neurosci 14:561-77. 2014
    ..Thus, the prospect of reward appears to recruit attentional preparation circuits to enhance processing of task-relevant target information. ..