Michael Schaefer

Summary

Affiliation: Otto-von-Guericke University
Country: Germany

Publications

  1. doi request reprint Neuroeconomics: in search of the neural representation of brands
    Michael Schaefer
    Department of Neurology, Otto von Guericke University Magdeburg, Magdeburg, Germany
    Prog Brain Res 178:241-52. 2009
  2. pmc Combining a semantic differential with fMRI to investigate brands as cultural symbols
    Michael Schaefer
    Department of Neurology, Otto von Guericke University Magdeburg, Magdeburg, Germany
    Soc Cogn Affect Neurosci 5:274-81. 2010
  3. pmc Alien hand syndrome: neural correlates of movements without conscious will
    Michael Schaefer
    Department of Neurology, Otto von Guericke University Magdeburg, Magdeburg, Germany
    PLoS ONE 5:e15010. 2010
  4. pmc Mirror-like brain responses to observed touch and personality dimensions
    Michael Schaefer
    Department of Neurology, Otto von Guericke University Magdeburg Magdeburg, Germany
    Front Hum Neurosci 7:227. 2013
  5. pmc Communicative versus strategic rationality: Habermas theory of communicative action and the social brain
    Michael Schaefer
    Department of Neurology, Otto von Guericke University Magdeburg, Magdeburg, Germany
    PLoS ONE 8:e65111. 2013
  6. doi request reprint Waking up the alien hand: rubber hand illusion interacts with alien hand syndrome
    Michael Schaefer
    Department of Neurology, Otto von Guericke University Magdeburg, Magdeburg, Germany
    Neurocase 19:371-6. 2013
  7. pmc Referral of touch and ownership between the hands and the role of the somatosensory cortices
    Michael Schaefer
    Department of Neurology, Otto von Guericke University Magdeburg, Magdeburg, Germany
    PLoS ONE 8:e52768. 2013
  8. pmc Close to you: embodied simulation for peripersonal space in primary somatosensory cortex
    Michael Schaefer
    Department of Neurology, Otto von Guericke University Magdeburg, Magdeburg, Germany
    PLoS ONE 7:e42308. 2012
  9. doi request reprint Touch and personality: extraversion predicts somatosensory brain response
    Michael Schaefer
    Department of Neurology, Otto von Guericke University Magdeburg, 39120 Magdeburg, Germany
    Neuroimage 62:432-8. 2012
  10. doi request reprint Striatal response to favorite brands as a function of neuroticism and extraversion
    Michael Schaefer
    Department of Neurology, Otto von Guericke University Magdeburg, 39120 Magdeburg, Germany
    Brain Res 1425:83-9. 2011

Detail Information

Publications31

  1. doi request reprint Neuroeconomics: in search of the neural representation of brands
    Michael Schaefer
    Department of Neurology, Otto von Guericke University Magdeburg, Magdeburg, Germany
    Prog Brain Res 178:241-52. 2009
    ..Thus, along with advanced cultural theories, neuroeconomics may provide important contributions to the understanding of brand-related or economic behavior...
  2. pmc Combining a semantic differential with fMRI to investigate brands as cultural symbols
    Michael Schaefer
    Department of Neurology, Otto von Guericke University Magdeburg, Magdeburg, Germany
    Soc Cogn Affect Neurosci 5:274-81. 2010
    ..We discuss the results as a different engagement of the prefrontal cortex when perceiving brands as cultural symbols...
  3. pmc Alien hand syndrome: neural correlates of movements without conscious will
    Michael Schaefer
    Department of Neurology, Otto von Guericke University Magdeburg, Magdeburg, Germany
    PLoS ONE 5:e15010. 2010
    ..This study aimed to examine neural correlates of this rare neurological disorder in a patient with corticobasal degeneration and alien hand syndrome of the left hand...
  4. pmc Mirror-like brain responses to observed touch and personality dimensions
    Michael Schaefer
    Department of Neurology, Otto von Guericke University Magdeburg Magdeburg, Germany
    Front Hum Neurosci 7:227. 2013
    ..We conclude that vicarious brain responses to seen touch seem to interact with personality traits...
  5. pmc Communicative versus strategic rationality: Habermas theory of communicative action and the social brain
    Michael Schaefer
    Department of Neurology, Otto von Guericke University Magdeburg, Magdeburg, Germany
    PLoS ONE 8:e65111. 2013
    ..Thus, the results demonstrate experimental support for the assumptions of the theory of communicative action...
  6. doi request reprint Waking up the alien hand: rubber hand illusion interacts with alien hand syndrome
    Michael Schaefer
    Department of Neurology, Otto von Guericke University Magdeburg, Magdeburg, Germany
    Neurocase 19:371-6. 2013
    ..The results demonstrate that the alien hand syndrome can be affected by experimentally induced bodily illusions, which are based on the manipulation of touch and proprioceptive information. ..
  7. pmc Referral of touch and ownership between the hands and the role of the somatosensory cortices
    Michael Schaefer
    Department of Neurology, Otto von Guericke University Magdeburg, Magdeburg, Germany
    PLoS ONE 8:e52768. 2013
    ..The results suggest that the transfer of tactile information across the body midline could be mediated by neurons with bilateral tactile receptive fields (most likely BA2)...
  8. pmc Close to you: embodied simulation for peripersonal space in primary somatosensory cortex
    Michael Schaefer
    Department of Neurology, Otto von Guericke University Magdeburg, Magdeburg, Germany
    PLoS ONE 7:e42308. 2012
    ..Thus, we presented touch on a hand and close to the hand either in first-person-perspective or in third-person-perspective...
  9. doi request reprint Touch and personality: extraversion predicts somatosensory brain response
    Michael Schaefer
    Department of Neurology, Otto von Guericke University Magdeburg, 39120 Magdeburg, Germany
    Neuroimage 62:432-8. 2012
    ..We conclude that personality seems to depend on primary cortex activity. Furthermore, our results provide further evidence for an inter-hemispheric asymmetry of the social brain...
  10. doi request reprint Striatal response to favorite brands as a function of neuroticism and extraversion
    Michael Schaefer
    Department of Neurology, Otto von Guericke University Magdeburg, 39120 Magdeburg, Germany
    Brain Res 1425:83-9. 2011
    ..We discuss the results with recent studies on the neuronal substrates of reward related processing of cultural objects and the role of personality in brand loyalty...
  11. doi request reprint Embodied empathy for tactile events: Interindividual differences and vicarious somatosensory responses during touch observation
    Michael Schaefer
    Department of Neurology, Otto von Guericke University Magdeburg, 39120 Magdeburg, Germany
    Neuroimage 60:952-7. 2012
    ..This link demonstrates that vicarious somatosensory responses for simple touch are influenced by the observer's personality traits, therefore suggesting a role for personality traits in a putative mirror neuron system...
  12. doi request reprint Effects of different viewing perspectives on somatosensory activations during observation of touch
    Michael Schaefer
    Human Cortical Physiology Section and Stroke Neurorehabilitation Clinic, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, Maryland, USA
    Hum Brain Mapp 30:2722-30. 2009
    ..Moreover, somatosensory responses differed depending on the perspective of the observed touch. We discuss the results in terms of a possible mirror neuron system for observed and experienced touch...
  13. doi request reprint My third arm: shifts in topography of the somatosensory homunculus predict feeling of an artificial supernumerary arm
    Michael Schaefer
    Department of Neurology II, Otto von Guericke University Magdeburg, Magdeburg, Germany
    Hum Brain Mapp 30:1413-20. 2009
    ....
  14. doi request reprint Observing the touched body magnified alters somatosensory homunculus
    Michael Schaefer
    Department of Neurology II, Otto von Guericke University Magdeburg, Magdeburg, Germany
    Neuroreport 19:901-5. 2008
    ..We discuss the results as dynamic interactions between vision and touch in SI via back projections from multimodal cortical areas...
  15. ncbi request reprint Morphing the body: illusory feeling of an elongated arm affects somatosensory homunculus
    Michael Schaefer
    Department of Neurology II, Otto von Guericke University Magdeburg, 39120 Magdeburg, Germany
    Neuroimage 36:700-5. 2007
    ..We discuss the results as possible top-down modulations of SI by higher order somatosensory areas...
  16. ncbi request reprint Favorite brands as cultural objects modulate reward circuit
    Michael Schaefer
    Department of Neurology II, Otto von Guericke University Magdeburg, Magdeburg, Germany
    Neuroreport 18:141-5. 2007
    ..Moreover, social stimuli may function as secondary inducers of reward mechanisms...
  17. ncbi request reprint Reliability and validity of neuroelectric source imaging in primary somatosensory cortex of human upper limb amputees
    Michael Schaefer
    Department of Clinical and Cognitive Neuroscience at the University of Heidelberg, Central Institute of Mental Health, Mannheim, Germany
    Brain Topogr 15:95-106. 2002
    ....
  18. ncbi request reprint Verbal memory encoding in patients with left-sided hippocampal sclerosis
    Michael Schaefer
    Human Cortical Physiology Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, Maryland 20892, USA
    Neuroreport 17:1219-23. 2006
    ..The temporal lobe epilepsy group showed enhanced activation in left fusiform gyrus. We discuss these results in terms of different strategy use by the groups...
  19. ncbi request reprint Dynamic modulation of the primary somatosensory cortex during seeing and feeling a touched hand
    Michael Schaefer
    Human Cortical Physiology Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD 20892, USA
    Neuroimage 29:587-92. 2006
    ..Thus, only if the seen touch is attributed to the own body, SI seems to be modulated...
  20. ncbi request reprint Task-relevant modulation of primary somatosensory cortex suggests a prefrontal-cortical sensory gating system
    Michael Schaefer
    Human Cortical Physiology Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD 20892, USA
    Neuroimage 27:130-5. 2005
    ..Thus, we conclude that SI maps undergo dynamic modulation depending on motor tasks with different cognitive demands. The results suggest that this short-term plasticity may be regulated by a prefrontal-cortical sensory gating system...
  21. ncbi request reprint Short-term plasticity of the primary somatosensory cortex during tool use
    Michael Schaefer
    Human Cortical Physiology Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD 20892, USA
    Neuroreport 15:1293-7. 2004
    ..Our data suggest that somatosensory cortical maps are part of the neural network representing the modified schema of the hand in which the tool was incorporated...
  22. ncbi request reprint Localization of the human female breast in primary somatosensory cortex
    Yvonne Rothemund
    Department of Clinical and Cognitive Neuroscience at the University of Heidelberg, Central Institute of Mental Health, J5, 68159, Mannheim, Germany
    Exp Brain Res 164:357-64. 2005
    ..Despite an extensive body of research on the topography of the primary somatosensory cortex (S1) little is known about the representation of the trunk...
  23. ncbi request reprint Fooling your feelings: artificially induced referred sensations are linked to a modulation of the primary somatosensory cortex
    Michael Schaefer
    Human Cortical Physiology Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD 20892, USA
    Neuroimage 29:67-73. 2006
    ..Since the amount of the referred sensation was significantly correlated with the modulation in SI, we argue that SI is involved in this kind of artificially induced referred sensation...
  24. ncbi request reprint Reproducibility and stability of neuromagnetic source imaging in primary somatosensory cortex
    Michael Schaefer
    Human Cortical Physiology Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, Maryland, USA
    Brain Topogr 17:47-53. 2004
    ..These results support the use of MEG recordings combined with MRI as an adequate method to define the organization of the human primary somatosensory cortex and provide a useful approach to the rapid detection of neuroplasticity...
  25. ncbi request reprint Thinking on luxury or pragmatic brand products: Brain responses to different categories of culturally based brands
    Michael Schaefer
    Department of Neurology II, Otto von Guericke University Magdeburg, 39120 Magdeburg, Germany
    Brain Res 1165:98-104. 2007
    ..We discuss the results as differential engagement of the prefrontal cortex depending on the attributed characteristic of a brand...
  26. ncbi request reprint Seeing the hand being touched modulates the primary somatosensory cortex
    Michael Schaefer
    Human Cortical Physiology Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD 20892, USA
    Neuroreport 16:1101-5. 2005
    ..We discuss these cross-modal interactions with recent studies on visuotactile enhancement...
  27. ncbi request reprint Viewing touch improves tactile sensory threshold
    Michael Schaefer
    Human Cortical Physiology Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD 20892, USA
    Neuroreport 16:367-70. 2005
    ..This enhancement was specific for the index finger shown in the video. The results link the visuotactile enhancement of this study to the observation of touch rather than to the simple depiction of the body part...
  28. ncbi request reprint Reproducibility and stability of neuroelectric source imaging in primary somatosensory cortex
    Michael Schaefer
    Department of Clinical and Cognitive Neuroscience at the University of Heidelberg, Central Institute of Mental Health, Mannheim, Germany
    Brain Topogr 14:179-89. 2002
    ..BEM was not found to be superior to a 4-shell model. These data support the use of multi-electrode EEG recordings combined with MRI as an adequate method for the investigation of the functional organization of the somatosensory cortex...
  29. ncbi request reprint Dynamic shifts in the organization of primary somatosensory cortex induced by bimanual spatial coupling of motor activity
    Michael Schaefer
    Human Cortical Physiology Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Building 10, Room 5S 208, Bethesda, MD 20892, USA
    Neuroimage 25:395-400. 2005
    ..Our data suggest that somatosensory cortical maps undergo fast and dynamic modulation as a result of a task-related influence of motor or premotor areas...
  30. ncbi request reprint Neural correlates of culturally familiar brands of car manufacturers
    Michael Schaefer
    Human Cortical Physiology Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD 20892, USA
    Neuroimage 31:861-5. 2006
    ..We discuss the results as self-relevant processing induced by the imagined use of cars of familiar brands and suggest that the prefrontal cortex plays a crucial role for processing culturally based brands...
  31. ncbi request reprint Lateralized irrelevant speech alters visuospatial selective attention mechanisms
    Michael Schaefer
    Human Cortical Physiology Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bldg 10, Room 5N 234, Bethesda, MD 20892, USA
    Biol Psychol 72:51-8. 2006
    ..The results suggest crossmodal links of speech and visuospatial attention mechanisms at a very early stage of human perception...