Bart Krekelberg

Summary

Affiliation: Rutgers University
Country: USA

Publications

  1. ncbi request reprint Interactions between speed and contrast tuning in the middle temporal area: implications for the neural code for speed
    Bart Krekelberg
    The Salk Institute for Biological Studies, Howard Hughes Medical Institute, La Jolla, California 92037, USA
    J Neurosci 26:8988-98. 2006
  2. ncbi request reprint Adaptation: from single cells to BOLD signals
    Bart Krekelberg
    Center for Molecular and Behavioral Neuroscience, Rutgers University, 197 University Avenue, Newark, NJ 07102, USA
    Trends Neurosci 29:250-6. 2006
  3. pmc Receptive field positions in area MT during slow eye movements
    Till S Hartmann
    Center for Molecular and Behavioral Neuroscience, Rutgers, The State University of New Jersey, Newark, New Jersey 07102, USA
    J Neurosci 31:10437-44. 2011
  4. ncbi request reprint Motion mechanisms in macaque MT
    Bart Krekelberg
    Systems Neurobiology Laboratories, The Salk Institute for Biological Studies, La Jolla, CA 92037, USA
    J Neurophysiol 93:2908-21. 2005
  5. pmc Eye-position signals in the dorsal visual system are accurate and precise on short timescales
    Adam P Morris
    Center for Molecular and Behavioral Neuroscience, Rutgers University, Newark, New Jersey 07102, USA
    J Neurosci 33:12395-406. 2013
  6. doi request reprint Speed perception during acceleration and deceleration
    Anja Schlack
    Systems Neurobiology Laboratories, The Salk Institute for Biological Studies, La Jolla, CA, USA
    J Vis 8:9.1-11. 2008
  7. ncbi request reprint Effects of spatial attention and salience cues on chromatic and achromatic motion processing
    Karen R Dobkins
    Department of Psychology, University of California, San Diego, La Jolla, CA 92093, USA
    Vision Res 47:1893-906. 2007
  8. ncbi request reprint Implied motion from form in the human visual cortex
    Bart Krekelberg
    The Salk Institute for Biological Studies, La Jolla, CA 92037, USA
    J Neurophysiol 94:4373-86. 2005
  9. pmc Dynamics of eye-position signals in the dorsal visual system
    Adam P Morris
    Center for Molecular and Behavioral Neuroscience, Rutgers University, Newark, NJ 07102, USA
    Curr Biol 22:173-9. 2012
  10. ncbi request reprint Adaptation in macaque MT reduces perceived speed and improves speed discrimination
    Bart Krekelberg
    Systems Neurobiology Laboratories, Salk Institute for Biological Studies, La Jolla, CA 92037, USA
    J Neurophysiol 95:255-70. 2006

Research Grants

  1. Eye Movements and Visual Perception
    Bart Krekelberg; Fiscal Year: 2010
  2. Eye Movements and Visual Perception
    Bart Krekelberg; Fiscal Year: 2009

Detail Information

Publications25

  1. ncbi request reprint Interactions between speed and contrast tuning in the middle temporal area: implications for the neural code for speed
    Bart Krekelberg
    The Salk Institute for Biological Studies, Howard Hughes Medical Institute, La Jolla, California 92037, USA
    J Neurosci 26:8988-98. 2006
    ..Contrary to the perceptual reports, the labeled-line models predicted that perceived speed should increase when contrast is decreased. We therefore conclude that perceived speed is not based on a labeled-line interpretation of MT cells...
  2. ncbi request reprint Adaptation: from single cells to BOLD signals
    Bart Krekelberg
    Center for Molecular and Behavioral Neuroscience, Rutgers University, 197 University Avenue, Newark, NJ 07102, USA
    Trends Neurosci 29:250-6. 2006
    ..However, network responses in general and adaptation in particular are more complex than is often assumed, and an unequivocal interpretation of fMRIa results can be achieved only with great care...
  3. pmc Receptive field positions in area MT during slow eye movements
    Till S Hartmann
    Center for Molecular and Behavioral Neuroscience, Rutgers, The State University of New Jersey, Newark, New Jersey 07102, USA
    J Neurosci 31:10437-44. 2011
    ..Future research will have to determine whether such integration, and the construction of perceptual stability, takes place in the form of a distributed population code in eye-centered visual cortex or is deferred to downstream areas...
  4. ncbi request reprint Motion mechanisms in macaque MT
    Bart Krekelberg
    Systems Neurobiology Laboratories, The Salk Institute for Biological Studies, La Jolla, CA 92037, USA
    J Neurophysiol 93:2908-21. 2005
    ..The competitive interaction extends the dynamic range of the cells and allows them to provide information on more subtle changes in motion patterns, including changes that are not purely directional...
  5. pmc Eye-position signals in the dorsal visual system are accurate and precise on short timescales
    Adam P Morris
    Center for Molecular and Behavioral Neuroscience, Rutgers University, Newark, New Jersey 07102, USA
    J Neurosci 33:12395-406. 2013
    ..Together, these results suggest that cortical eye-position signals provide a useable head-centered representation of visual space on timescales that are compatible with the duration of a typical ocular fixation. ..
  6. doi request reprint Speed perception during acceleration and deceleration
    Anja Schlack
    Systems Neurobiology Laboratories, The Salk Institute for Biological Studies, La Jolla, CA, USA
    J Vis 8:9.1-11. 2008
    ..In line with our physiological data, these changes can be understood in terms of speed-dependent adaptation mechanisms in MT and do not require an explicit acceleration dependence of speed perception...
  7. ncbi request reprint Effects of spatial attention and salience cues on chromatic and achromatic motion processing
    Karen R Dobkins
    Department of Psychology, University of California, San Diego, La Jolla, CA 92093, USA
    Vision Res 47:1893-906. 2007
    ..These findings suggest that mechanisms sensitive to feature salience do not influence low-level chromatic motion mechanisms mediating the motion after-effect...
  8. ncbi request reprint Implied motion from form in the human visual cortex
    Bart Krekelberg
    The Salk Institute for Biological Studies, La Jolla, CA 92037, USA
    J Neurophysiol 94:4373-86. 2005
    ..The LOC, however, has different cells that respond to the structure of real motion patterns versus implied motion patterns. Such a differential response may allow ventral areas to further analyze the structure of global patterns...
  9. pmc Dynamics of eye-position signals in the dorsal visual system
    Adam P Morris
    Center for Molecular and Behavioral Neuroscience, Rutgers University, Newark, NJ 07102, USA
    Curr Biol 22:173-9. 2012
    ..We recorded extracellular activity of single neurons while the animal performed sequences of fixations and saccades in darkness...
  10. ncbi request reprint Adaptation in macaque MT reduces perceived speed and improves speed discrimination
    Bart Krekelberg
    Systems Neurobiology Laboratories, Salk Institute for Biological Studies, La Jolla, CA 92037, USA
    J Neurophysiol 95:255-70. 2006
    ..This supports the view that adaptive response changes in MT are not just a consequence of neural fatigue, but an active process that enhances the discrimination of speed...
  11. ncbi request reprint Recent history of stimulus speeds affects the speed tuning of neurons in area MT
    Anja Schlack
    Systems Neurobiology Laboratories, The Salk Institute for Biological Studies, La Jolla, California 92037, USA
    J Neurosci 27:11009-18. 2007
    ....
  12. ncbi request reprint Attention enhances adaptability: evidence from motion adaptation experiments
    Amy Rezec
    Department of Psychology, University of California, San Diego, La Jolla, CA 92093, USA
    Vision Res 44:3035-44. 2004
    ..4-fold more to the right than does ignoring that same stimulus. By enhancing the effects of adaptation in this fashion, attention is predicted to enhance the adaptability of the visual motion system...
  13. pmc Cortical contributions to saccadic suppression
    George Chahine
    Center for Molecular and Behavioral Neuroscience, Rutgers University, Newark, New Jersey, United States of America
    PLoS ONE 4:e6900. 2009
    ..Instead, this suggests that saccadic suppression must involve processing in higher level cortical areas that have access to a considerable part of the ipsilateral hemifield...
  14. pmc Temporal integration of focus position signal during compensation for pursuit in optic flow
    Jacob Duijnhouwer
    Center for Molecular and Behavioral Neuroscience, Rutgers University, USA
    J Vis 10:14. 2010
    ..Finally, a comparison of the shift magnitudes obtained in conditions with and without pursuit (but with similar retinal stimulation) suggested that the compensation for both effects uses extraretinal information...
  15. pmc Summation of visual motion across eye movements reflects a nonspatial decision mechanism
    Adam P Morris
    School of Behavioural Science, University of Melbourne, Melbourne, Victoria 3010, Australia
    J Neurosci 30:9821-30. 2010
    ..Instead, summation in this context reflects a decision mechanism that uses abstract representations of sensory events to optimize choice behavior...
  16. pmc The relationship between saccadic suppression and perceptual stability
    Tamara L Watson
    Center for Molecular and Behavioral Neuroscience, Rutgers University, 197 University Avenue, Newark, NJ 07102, USA
    Curr Biol 19:1040-3. 2009
    ....
  17. pmc An equivalent noise investigation of saccadic suppression
    Tamara Watson
    Center for Molecular and Behavioral Neuroscience, Rutgers University, Newark, New Jersey 07102, USA
    J Neurosci 31:6535-41. 2011
    ..A formal analysis of these data in the equivalent noise analysis framework showed that the most parsimonious mechanism underlying saccadic suppression is a stimulus-independent reduction in response gain...
  18. pmc Transcranial electrical stimulation over visual cortex evokes phosphenes with a retinal origin
    Kohitij Kar
    Center for Molecular and Behavioral Neuroscience, Rutgers, The State University of New Jersey, Newark, NJ, USA
    J Neurophysiol 108:2173-8. 2012
    ..Novel stimulation protocols that optimize current distributions are needed to overcome these limitations of tES...
  19. ncbi request reprint Neural correlates of implied motion
    Bart Krekelberg
    Vision Center Laboratory, The Salk Institute, La Jolla, California 92037, USA
    Nature 424:674-7. 2003
    ..Estimating motion by combining motion cues with form cues may be a strategy to deal with the complexities of motion perception in our natural environment...
  20. pmc Neural mechanisms of speed perception: transparent motion
    Bart Krekelberg
    Center for Molecular and Behavioral Neuroscience, Rutgers University, Newark, New Jersey
    J Neurophysiol 110:2007-18. 2013
    ..These data provide new insight into the encoding of transparent motion patterns and provide support for the hypothesis that MT activity can be decoded for speed perception with a labeled line model. ..
  21. ncbi request reprint Neural correlates of saccadic suppression in humans
    Raimund Kleiser
    Department of Neurology, University Hospital, Moorenstr 5, 40591 Düsseldorf, Germany
    Curr Biol 14:386-90. 2004
    ..Instead, we speculate that saccadic suppression relies on multiple mechanisms operating in different cortical areas...
  22. doi request reprint Linking form and motion in the primate brain
    Zoe Kourtzi
    School of Psychology, University of Birmingham, Edgbaston, Birmingham, B15 2TT, UK
    Trends Cogn Sci 12:230-6. 2008
    ....
  23. pmc Expansion of visual space during optokinetic afternystagmus (OKAN)
    Andre Kaminiarz
    Department of Neurophysics, Philipps University Marburg, Renthof 7, Marburg, Germany
    J Neurophysiol 99:2470-8. 2008
    ..Instead, these data support the view that mislocalization arises from errors in eye-centered position information...
  24. ncbi request reprint Localization of visual targets during optokinetic eye movements
    Andre Kaminiarz
    Department of Neurophysics, Philipps University Marburg, Germany
    Vision Res 47:869-78. 2007
    ....
  25. ncbi request reprint Neural correlates of visual localization and perisaccadic mislocalization
    Bart Krekelberg
    Department of General Zoology and Neurobiology, Ruhr University Bochum, 44780, Bochum, Germany
    Neuron 37:537-45. 2003
    ..This challenges the assumption in many psychophysical studies that the perisaccadic retinal position signal is veridical...

Research Grants5

  1. Eye Movements and Visual Perception
    Bart Krekelberg; Fiscal Year: 2010
    ..This will help to develop treatment programs for neurological disorders of vision and rehabilitation after trauma and disease. ..
  2. Eye Movements and Visual Perception
    Bart Krekelberg; Fiscal Year: 2009
    ..This will help to develop treatment programs for neurological disorders of vision and rehabilitation after trauma and disease. ..