Alumit Ishai

Summary

Affiliation: University of Zurich
Country: Switzerland

Publications

  1. ncbi Let's face it: it's a cortical network
    Alumit Ishai
    Institute of Neuroradiology, University of Zurich, Winterthurerstrasse 190, 8057 Zurich, Switzerland
    Neuroimage 40:415-9. 2008
  2. ncbi Comparison of fMRI activation as measured with gradient- and spin-echo EPI during visual perception
    Conny F Schmidt
    Institute for Biomedical Engineering, University of Zurich and Swiss Federal Institute of Technology, Switzerland
    Neuroimage 26:852-9. 2005
  3. pmc Training facilitates object recognition in cubist paintings
    Martin Wiesmann
    Institute of Neuroradiology, University of Zurich Zurich, Switzerland
    Front Hum Neurosci 4:11. 2010
  4. pmc Recollection- and familiarity-based decisions reflect memory strength
    Martin Wiesmann
    Institute of Neuroinformatics, University and ETH Zurich Zurich, Switzerland
    Front Syst Neurosci 2:1. 2008
  5. ncbi Seeing faces and objects with the "mind's eye"
    Alumit Ishai
    Institute of Neuroradiology, University of Zurich, Switzerland
    Arch Ital Biol 148:1-9. 2010
  6. ncbi Perception, memory and aesthetics of indeterminate art
    Alumit Ishai
    University of Zurich, Winterthurerstrasse 190, 8057 Zurich, Switzerland
    Brain Res Bull 73:319-24. 2007
  7. ncbi Recognition memory of newly learned faces
    Alumit Ishai
    Institute of Neuroradiology, University of Zurich, Winterthurerstrasse 190, 8057 Zurich, Switzerland
    Brain Res Bull 71:167-73. 2006
  8. ncbi Effective connectivity within the distributed cortical network for face perception
    Scott L Fairhall
    Institute of Neuroradiology, University of Zurich, Winterthurerstrasse 190, 8057 Zurich, Switzerland
    Cereb Cortex 17:2400-6. 2007
  9. ncbi Neural correlates of object indeterminacy in art compositions
    Scott L Fairhall
    Institute of Neuroradiology, University of Zurich, Winterthurerstrasse 190, 8057 Zurich, Switzerland
    Conscious Cogn 17:923-32. 2008
  10. ncbi Temporal dynamics of face repetition suppression
    Alumit Ishai
    Institute of Neuroradiology, University of Zurich, Winterthurerstrasse 190, 8057 Zurich, Switzerland
    Brain Res Bull 70:289-95. 2006

Collaborators

Detail Information

Publications20

  1. ncbi Let's face it: it's a cortical network
    Alumit Ishai
    Institute of Neuroradiology, University of Zurich, Winterthurerstrasse 190, 8057 Zurich, Switzerland
    Neuroimage 40:415-9. 2008
    ..A model for face perception is proposed, in which the flow of information through the network is shaped by cognitive demands...
  2. ncbi Comparison of fMRI activation as measured with gradient- and spin-echo EPI during visual perception
    Conny F Schmidt
    Institute for Biomedical Engineering, University of Zurich and Swiss Federal Institute of Technology, Switzerland
    Neuroimage 26:852-9. 2005
    ..Our data indicate that optimized GE sequences that reduce susceptibility artefacts are sufficient to detect activation in regions such as the orbitofrontal cortex...
  3. pmc Training facilitates object recognition in cubist paintings
    Martin Wiesmann
    Institute of Neuroradiology, University of Zurich Zurich, Switzerland
    Front Hum Neurosci 4:11. 2010
    ..Our study supports the proactive brain framework, according to which the brain uses associations to generate predictions...
  4. pmc Recollection- and familiarity-based decisions reflect memory strength
    Martin Wiesmann
    Institute of Neuroinformatics, University and ETH Zurich Zurich, Switzerland
    Front Syst Neurosci 2:1. 2008
    ..Recollection- and familiarity-based memory decisions may therefore reflect strong memories and weak memories, respectively...
  5. ncbi Seeing faces and objects with the "mind's eye"
    Alumit Ishai
    Institute of Neuroradiology, University of Zurich, Switzerland
    Arch Ital Biol 148:1-9. 2010
    ..The relation of these findings to other cognitive functions is discussed, as well as their clinical implications for patients with impaired states of conscious awareness...
  6. ncbi Perception, memory and aesthetics of indeterminate art
    Alumit Ishai
    University of Zurich, Winterthurerstrasse 190, 8057 Zurich, Switzerland
    Brain Res Bull 73:319-24. 2007
    ..Indeterminate art works therefore comprise a rich set of stimuli with which the neural correlates of visual perception can be investigated...
  7. ncbi Recognition memory of newly learned faces
    Alumit Ishai
    Institute of Neuroradiology, University of Zurich, Winterthurerstrasse 190, 8057 Zurich, Switzerland
    Brain Res Bull 71:167-73. 2006
    ....
  8. ncbi Effective connectivity within the distributed cortical network for face perception
    Scott L Fairhall
    Institute of Neuroradiology, University of Zurich, Winterthurerstrasse 190, 8057 Zurich, Switzerland
    Cereb Cortex 17:2400-6. 2007
    ..Our results demonstrate content-specific dynamic alterations in the functional coupling between visual-limbic and visual-prefrontal face-responsive pathways...
  9. ncbi Neural correlates of object indeterminacy in art compositions
    Scott L Fairhall
    Institute of Neuroradiology, University of Zurich, Winterthurerstrasse 190, 8057 Zurich, Switzerland
    Conscious Cogn 17:923-32. 2008
    ..Our results suggest that perception of familiar content in art works is mediated by object recognition, memory recall and mental imagery, cognitive processes that evoke activation within a distributed cortical network...
  10. ncbi Temporal dynamics of face repetition suppression
    Alumit Ishai
    Institute of Neuroradiology, University of Zurich, Winterthurerstrasse 190, 8057 Zurich, Switzerland
    Brain Res Bull 70:289-95. 2006
    ..Our data indicate that valence enhancement and context effects can be detected in extrastriate visual cortex within 250 ms and that these processes likely reflect feedback from other regions...
  11. ncbi Sex, beauty and the orbitofrontal cortex
    Alumit Ishai
    Institute of Neuroradiology, University of Zurich, Winterthurerstrasse 190, 8057, Zurich, Switzerland
    Int J Psychophysiol 63:181-5. 2007
    ..These findings suggest that the OFC represents the value of salient sexually-relevant faces, irrespective of their reproductive fitness...
  12. ncbi Face perception is mediated by a distributed cortical network
    Alumit Ishai
    Institute of Neuroradiology, University of Zurich, Winterthurerstrasse 190, 8057 Zurich, Switzerland
    Brain Res Bull 67:87-93. 2005
    ..These results indicate that a mere percept of a face is sufficient to localize activation within the distributed cortical network that mediates the visual analysis of facial identity and expression...
  13. ncbi Face perception is modulated by sexual preference
    Felicitas Kranz
    Institute of Neuroradiology, University of Zurich, Zurich, Switzerland Institute for Biomedical Engineering, Swiss Federal Institute of Technology, Zurich, Switzerland
    Curr Biol 16:63-8. 2006
    ..Our findings suggest that sexual preference modulates face-evoked activation in the reward circuitry...
  14. ncbi Recognition memory is modulated by visual similarity
    Elena Yago
    Institute of Neuroradiology, University of Zurich, Winterthurerstrasse 190, 8057 Zurich, Switzerland
    Neuroimage 31:807-17. 2006
    ..Our findings suggest that recognition memory is mediated by classification of novel exemplars as a match or a mismatch, based on their visual similarity to familiar prototypes...
  15. ncbi Famous faces activate contextual associations in the parahippocampal cortex
    Moshe Bar
    Martinos Center at Massachusetts General Hospital, Harvard Medical School, Charlestown, MA 02129, USA
    Cereb Cortex 18:1233-8. 2008
    ..Taken collectively, these findings indicate that the PHC should be regarded as mediating contextual associations in general and not necessarily spatial or episodic information...
  16. pmc Repetition suppression of faces is modulated by emotion
    Alumit Ishai
    Laboratory of Brain and Cognition, National Institute of Mental Health, National Institutes of Health, Bethesda, MD 20892, USA
    Proc Natl Acad Sci U S A 101:9827-32. 2004
    ..Our findings demonstrate a three-way interaction between emotional valence, repetition, and task relevance and suggest that repetition suppression is influenced by high-level cognitive processes in the human brain...
  17. ncbi Where bottom-up meets top-down: neuronal interactions during perception and imagery
    Andrea Mechelli
    Wellcome Department of Imaging Neuroscience, Institute of Neurology, 12 Queen Square, London, WC1N 3BG, UK
    Cereb Cortex 14:1256-65. 2004
    ..Additionally non-selective, top-down processes, originating in superior parietal areas, contribute to the generation of mental images, regardless of their content, and their maintenance in the 'mind's eye'...
  18. ncbi Visual imagery of famous faces: effects of memory and attention revealed by fMRI
    Alumit Ishai
    Laboratory of Brain and Cognition, NIMH, National Institutes of Health, Bethesda, Maryland 20892 1366, USA
    Neuroimage 17:1729-41. 2002
    ..g., eyes, lips, or nose) resulted in increased activation in the right IPS and right IFG. Our results suggest differential effects of memory and attention during the generation and maintenance of mental images of faces...