Clas Linnman

Summary

Affiliation: Harvard University
Country: USA

Publications

  1. pmc Neuroimaging of the periaqueductal gray: state of the field
    Clas Linnman
    Pain and Analgesia Imaging Neuroscience Group, McLean Hospital Harvard Medical School, 115 Mill Street, Belmont, MA 02478, USA
    Neuroimage 60:505-22. 2012
  2. doi request reprint Reprint of: resting cerebral metabolism correlates with skin conductance and functional brain activation during fear conditioning
    Clas Linnman
    Department of Psychiatry, Harvard Medical School and Massachusetts General Hospital, Charlestown, MA, USA
    Biol Psychol 92:26-35. 2013
  3. pmc Lack of insula reactivity to aversive stimuli in schizophrenia
    Clas Linnman
    Department of Anesthesiology, Perioperative and Pain Medicine, Boston Children s Hospital, Harvard Medical School, MA 02114, USA
    Schizophr Res 143:150-7. 2013
  4. pmc An fMRI study of unconditioned responses in post-traumatic stress disorder
    Clas Linnman
    Department of Psychiatry, Harvard Medical School and Massachusetts General Hospital, 149 13th Street, Charlestown, MA, USA
    Biol Mood Anxiety Disord 1:8. 2011
  5. pmc Resting cerebral metabolism correlates with skin conductance and functional brain activation during fear conditioning
    Clas Linnman
    Department of Psychiatry, Harvard Medical School and Massachusetts General Hospital, Charlestown, MA, USA
    Biol Psychol 89:450-9. 2012
  6. pmc Unconditioned responses and functional fear networks in human classical conditioning
    Clas Linnman
    Department of Psychiatry, Harvard Medical School and Massachusetts General Hospital, 149 13th Street, Charlestown, MA 02129, USA
    Behav Brain Res 221:237-45. 2011
  7. pmc Sex similarities and differences in pain-related periaqueductal gray connectivity
    Clas Linnman
    P A I N Group, McLean Hospital, Belmont, MA, USA
    Pain 153:444-54. 2012
  8. doi request reprint Resting amygdala and medial prefrontal metabolism predicts functional activation of the fear extinction circuit
    Clas Linnman
    Department of Psychiatry, Harvard Medical School, Boston, USA
    Am J Psychiatry 169:415-23. 2012
  9. doi request reprint Altered processing of contextual information during fear extinction in PTSD: an fMRI study
    Ansgar Rougemont-Bücking
    Department of Psychiatry, Massachusetts General Hospital and Harvard Medical School, Charlestown, MA, USA
    CNS Neurosci Ther 17:227-36. 2011
  10. pmc Her versus his migraine: multiple sex differences in brain function and structure
    Nasim Maleki
    Department of Anaesthesia, Centre for Pain and the Brain, Children s Hospital Boston, Harvard Medical School, Boston, MA 02115, USA
    Brain 135:2546-59. 2012

Collaborators

Detail Information

Publications14

  1. pmc Neuroimaging of the periaqueductal gray: state of the field
    Clas Linnman
    Pain and Analgesia Imaging Neuroscience Group, McLean Hospital Harvard Medical School, 115 Mill Street, Belmont, MA 02478, USA
    Neuroimage 60:505-22. 2012
    ....
  2. doi request reprint Reprint of: resting cerebral metabolism correlates with skin conductance and functional brain activation during fear conditioning
    Clas Linnman
    Department of Psychiatry, Harvard Medical School and Massachusetts General Hospital, Charlestown, MA, USA
    Biol Psychol 92:26-35. 2013
    ..We conclude that resting metabolism in limbic areas can predict some aspects of psychophysiological and neuronal reactivity during fear learning...
  3. pmc Lack of insula reactivity to aversive stimuli in schizophrenia
    Clas Linnman
    Department of Anesthesiology, Perioperative and Pain Medicine, Boston Children s Hospital, Harvard Medical School, MA 02114, USA
    Schizophr Res 143:150-7. 2013
    ..These findings provide support for the existence of a basic deficit in interoceptive perception in schizophrenia, which could play a role in the generation and/or maintenance of psychotic states...
  4. pmc An fMRI study of unconditioned responses in post-traumatic stress disorder
    Clas Linnman
    Department of Psychiatry, Harvard Medical School and Massachusetts General Hospital, 149 13th Street, Charlestown, MA, USA
    Biol Mood Anxiety Disord 1:8. 2011
    ..abstract:..
  5. pmc Resting cerebral metabolism correlates with skin conductance and functional brain activation during fear conditioning
    Clas Linnman
    Department of Psychiatry, Harvard Medical School and Massachusetts General Hospital, Charlestown, MA, USA
    Biol Psychol 89:450-9. 2012
    ..We conclude that resting metabolism in limbic areas can predict some aspects of psychophysiological and neuronal reactivity during fear learning...
  6. pmc Unconditioned responses and functional fear networks in human classical conditioning
    Clas Linnman
    Department of Psychiatry, Harvard Medical School and Massachusetts General Hospital, 149 13th Street, Charlestown, MA 02129, USA
    Behav Brain Res 221:237-45. 2011
    ..The hippocampus and the anterior insula may serve as hubs facilitating the switch between engagement of a defensive immediate fear network and a resting network...
  7. pmc Sex similarities and differences in pain-related periaqueductal gray connectivity
    Clas Linnman
    P A I N Group, McLean Hospital, Belmont, MA, USA
    Pain 153:444-54. 2012
    ..Our results emphasize the importance of including both male and female subjects when studying basic mechanisms of pain processing, and point toward a possible sex difference in endogenous pain inhibition...
  8. doi request reprint Resting amygdala and medial prefrontal metabolism predicts functional activation of the fear extinction circuit
    Clas Linnman
    Department of Psychiatry, Harvard Medical School, Boston, USA
    Am J Psychiatry 169:415-23. 2012
    ..This study investigated whether functional variance in this network can be predicted by resting metabolism in these same regions...
  9. doi request reprint Altered processing of contextual information during fear extinction in PTSD: an fMRI study
    Ansgar Rougemont-Bücking
    Department of Psychiatry, Massachusetts General Hospital and Harvard Medical School, Charlestown, MA, USA
    CNS Neurosci Ther 17:227-36. 2011
    ..This impairment is manifest even prior to a physiologically-measured, cue-elicited fear response, and characterized by hypoactivation in vmPFC and hyperactivation in dACC...
  10. pmc Her versus his migraine: multiple sex differences in brain function and structure
    Nasim Maleki
    Department of Anaesthesia, Centre for Pain and the Brain, Children s Hospital Boston, Harvard Medical School, Boston, MA 02115, USA
    Brain 135:2546-59. 2012
    ....
  11. pmc Estradiol modulates medial prefrontal cortex and amygdala activity during fear extinction in women and female rats
    Mohamed A Zeidan
    Department of Psychiatry, Massachusetts General Hospital, Boston, USA
    Biol Psychiatry 70:920-7. 2011
    ..Fear extinction requires the activation of brain regions, including the ventromedial prefrontal cortex (vmPFC) and amygdala. Could estradiol modulate the activity of these brain regions during fear extinction?..
  12. pmc Transient and persistent pain induced connectivity alterations in pediatric complex regional pain syndrome
    Clas Linnman
    Pain and Analgesia Imaging Neuroscience P A I N Group, Department of Anesthesiology, Perioperative and Pain Medicine, Boston Children s Hospital, Boston, Massachusetts, United States of America
    PLoS ONE 8:e57205. 2013
    ..The results add emphasis to the importance of early recognition and management in improving outcome of pediatric CRPS...
  13. pmc Sex differences in the neurobiology of fear conditioning and extinction: a preliminary fMRI study of shared sex differences with stress-arousal circuitry
    Kelimer Lebron-Milad
    Department of Psychiatry, Harvard Medical School and Massachusetts General Hospital, 149 13th St, Charlestown, MA, 02129, USA
    Biol Mood Anxiety Disord 2:7. 2012
    ..abstract:..
  14. doi request reprint The human amygdala and pain: evidence from neuroimaging
    Laura E Simons
    P A I N Group, Boston Children s Hospital, Center for Pain and the Brain, Harvard Medical School, Boston, Massachusetts Division of Pain Medicine, Department of Anesthesiology, Perioperative and Pain Medicine, Boston Children s Hospital, Boston, Massachusetts Department of Psychiatry, Harvard Medical School, Boston, Massachusetts
    Hum Brain Mapp 35:527-38. 2014
    ..Taken together, these findings suggest several important directions for further research exploring the amygdala's role in pain processing...