T Raphan

Summary

Affiliation: City University of New York
Country: USA

Publications

  1. ncbi request reprint Canal and otolith afferent activity underlying eye velocity responses to pitching while rotating
    T Raphan
    Department of Computer and Information Science, Brooklyn College, City University of New York 11210, USA
    Ann N Y Acad Sci 871:181-94. 1999
  2. ncbi request reprint Vestibular compensation and orientation during locomotion
    T Raphan
    Department of Computer and Information Science, Brooklyn College of CUNY, New York 11210, USA
    Ann N Y Acad Sci 942:128-38. 2001
  3. ncbi request reprint The vestibulo-ocular reflex in three dimensions
    Theodore Raphan
    Department of Neurology, Mt Sinai School of Medicine, New York, NY 10029, USA
    Exp Brain Res 145:1-27. 2002
  4. pmc Functions of the nucleus of the optic tract (NOT). II. Control of ocular pursuit
    S B Yakushin
    Department of Neurology, Mount Sinai School of Medicine, New York, NY 10029, USA
    Exp Brain Res 131:433-47. 2000
  5. ncbi request reprint Context-specific adaptation of the vertical vestibuloocular reflex with regard to gravity
    S B Yakushin
    Department of Neurology, Mount Sinai School of Medicine, New York 10029, USA
    J Neurophysiol 84:3067-71. 2000
  6. ncbi request reprint Interaction of the body, head, and eyes during walking and turning
    T Imai
    Department of Computer and Information Science, Brooklyn College of CUNY, NY 11210, USA
    Exp Brain Res 136:1-18. 2001
  7. ncbi request reprint Model-based study of the human cupular time constant
    M Dai
    Department of Neurology, Mount Sinai School of Medicine, New York, NY 10029, USA
    J Vestib Res 9:293-301. 1999
  8. ncbi request reprint Promethazine affects optokinetic but not vestibular responses in monkeys
    M Dai
    Department of Neurology, Mount Sinai School of Medicine, New York, NY 10029, USA
    Aviat Space Environ Med 71:1003-12. 2000
  9. ncbi request reprint Functions of the nucleus of the optic tract (NOT). I. Adaptation of the gain of the horizontal vestibulo-ocular reflex
    S B Yakushin
    Department of Neurology, Mount Sinai School of Medicine, New York, NY 10029, USA
    Exp Brain Res 131:416-32. 2000
  10. ncbi request reprint Effect of viewing distance on the generation of vertical eye movements during locomotion
    S T Moore
    Department of Neurology, Mount Sinai School of Medicine, Box 1135, 1E 100th St, New York, NY 10029, USA
    Exp Brain Res 129:347-61. 1999

Research Grants

Collaborators

Detail Information

Publications63

  1. ncbi request reprint Canal and otolith afferent activity underlying eye velocity responses to pitching while rotating
    T Raphan
    Department of Computer and Information Science, Brooklyn College, City University of New York 11210, USA
    Ann N Y Acad Sci 871:181-94. 1999
    ..These data support the postulate that the correlation between vertical canal and otolith units is the critical factor in generating continuous unidirectional horizontal nystagmus during PWR...
  2. ncbi request reprint Vestibular compensation and orientation during locomotion
    T Raphan
    Department of Computer and Information Science, Brooklyn College of CUNY, New York 11210, USA
    Ann N Y Acad Sci 942:128-38. 2001
    ..The study indicates that the vestibular system utilizes compensatory and orienting mechanisms to stabilize spatial orientation and gaze during walking and turning...
  3. ncbi request reprint The vestibulo-ocular reflex in three dimensions
    Theodore Raphan
    Department of Neurology, Mt Sinai School of Medicine, New York, NY 10029, USA
    Exp Brain Res 145:1-27. 2002
    ..Model processes have been related to peripheral and central neural behavior in order to gain insight into the nature of the three-dimensional organization and the controversial questions that are addressed...
  4. pmc Functions of the nucleus of the optic tract (NOT). II. Control of ocular pursuit
    S B Yakushin
    Department of Neurology, Mount Sinai School of Medicine, New York, NY 10029, USA
    Exp Brain Res 131:433-47. 2000
    ..Since lesions that affected ocular pursuit had similar effects on ipsilateral OKN, processing for these two functions is probably closely linked in NOT, as it is elsewhere...
  5. ncbi request reprint Context-specific adaptation of the vertical vestibuloocular reflex with regard to gravity
    S B Yakushin
    Department of Neurology, Mount Sinai School of Medicine, New York 10029, USA
    J Neurophysiol 84:3067-71. 2000
    ..This association could be an important context for expressing the adapted state of the aVOR gain during vertical head movement...
  6. ncbi request reprint Interaction of the body, head, and eyes during walking and turning
    T Imai
    Department of Computer and Information Science, Brooklyn College of CUNY, NY 11210, USA
    Exp Brain Res 136:1-18. 2001
    ..The data show that compensatory eye, head, and body movements stabilize gaze during straight walking, while orienting mechanisms direct the eyes, head, and body to tilts of the GIA in space during turning...
  7. ncbi request reprint Model-based study of the human cupular time constant
    M Dai
    Department of Neurology, Mount Sinai School of Medicine, New York, NY 10029, USA
    J Vestib Res 9:293-301. 1999
    ..There was no difference between monkey and human cupular time constants from these estimates. It is likely that the human cupular time constant is similar to that of the monkey and shorter than previously thought...
  8. ncbi request reprint Promethazine affects optokinetic but not vestibular responses in monkeys
    M Dai
    Department of Neurology, Mount Sinai School of Medicine, New York, NY 10029, USA
    Aviat Space Environ Med 71:1003-12. 2000
    ..Promethazine is used to treat motion sickness including Space Adaptation Syndrome, but there is incomplete information about how it affects vestibular and optokinetic responses...
  9. ncbi request reprint Functions of the nucleus of the optic tract (NOT). I. Adaptation of the gain of the horizontal vestibulo-ocular reflex
    S B Yakushin
    Department of Neurology, Mount Sinai School of Medicine, New York, NY 10029, USA
    Exp Brain Res 131:416-32. 2000
    ..Pathways through the inferior olive are presumably important for this adaptation...
  10. ncbi request reprint Effect of viewing distance on the generation of vertical eye movements during locomotion
    S T Moore
    Department of Neurology, Mount Sinai School of Medicine, Box 1135, 1E 100th St, New York, NY 10029, USA
    Exp Brain Res 129:347-61. 1999
    ....
  11. ncbi request reprint Spatial orientation of the angular vestibulo-ocular reflex
    B Cohen
    Department of Neurology, Mount Sinai School of Medicine, New York, NY 10029 6574, USA
    J Vestib Res 9:163-72. 1999
    ..We postulate that spatial orientation of the aVOR plays an important role in aligning gaze with the GIA and in maintaining balance during angular locomotion...
  12. ncbi request reprint The human vestibulo-ocular reflex during linear locomotion
    S T Moore
    Department of Neurology, Mount Sinai School of Medicine, New York, New York 10029, USA
    Ann N Y Acad Sci 942:139-47. 2001
    ..Horizontal head movements during locomotion occur at the stride frequency of 1 Hz, where the IVOR gain is low. Horizontal eye movements are compensatory for head yaw at all viewing distances and are likely generated by the aVOR...
  13. ncbi request reprint Changes in the vestibulo-ocular reflex after plugging of the semicircular canals
    S B Yakushin
    Department of Neurology Mount Sinai School of Medicine, New York, New York 10029, USA
    Ann N Y Acad Sci 942:287-99. 2001
    ..07 s. The model accurately predicted responses of the normal and canal-plugged animals at all frequencies. These data show that the central vestibular system does not spatially adapt to losses resulting from canal plugging...
  14. ncbi request reprint Recording from the same cell in the vestibular nuclei over prolonged periods
    J N Eron
    Mount Sinai School of Medicine, Neurology Dept, Box 1135, 5E 98 Street, New York, NY 10029, USA
    J Gravit Physiol 14:P69-70. 2007
  15. ncbi request reprint Ocular counterrolling induced by centrifugation during orbital space flight
    S T Moore
    Department of Neurology, Mount Sinai School of Medicine, Box 1135, 1 E 100th St, New York, NY 10029, USA
    Exp Brain Res 137:323-35. 2001
    ....
  16. ncbi request reprint Modeling gravity-dependent plasticity of the angular vestibuloocular reflex with a physiologically based neural network
    Yongqing Xiang
    Department of Computer and Information Science, Brooklyn College of CUNY, 2900 Bedford Avenue, Brooklyn, NY 11210, USA
    J Neurophysiol 96:3349-61. 2006
    ..The adaptation is tuned by how the weights from otolith input to the canal-otolith-convergent neurons are adapted for a given head orientation...
  17. ncbi request reprint Orienting otolith-ocular reflexes in the rabbit during static and dynamic tilts and off-vertical axis rotation
    J Maruta
    Departments of Neurology and Physiology and Biophysics, Mount Sinai School of Medicine, 1 East 100th Street, Box 1135, New York, NY 10029, USA
    Vision Res 41:3255-70. 2001
    ..Semicircular canal input broadened the band-pass of these orienting reflexes, which would make them more appropriate when compensating for head movement during active motion...
  18. ncbi request reprint Reinforcement learning interfaces for biomedical database systems
    I Rudowsky
    Dept of Comput and Inf Sci, Brooklyn College of the City Univ of New York, NY, USA
    Conf Proc IEEE Eng Med Biol Soc 1:6269-72. 2006
    ..The purpose of this study was to investigate how reinforcement learning algorithms can assist the user in interacting with the database interface application that has been developed to improve the performance of the system...
  19. ncbi request reprint Head fixed field coil system for measuring eye movements in freely moving monkeys
    Dmitri Ogorodnikov
    Department of Neurology, Mount Sinai School of Medicine, USA
    Conf Proc IEEE Eng Med Biol Soc 1:5567-70. 2006
    ..This system opens the possibility for studying eye movements in freely moving monkeys under a wide range of conditions...
  20. ncbi request reprint A relational database application in support of integrated neuroscience research
    Ira Rudowsky
    Institute of Neural and Intelligent Systems, Department of Computer and Information Science, Brooklyn College of City University of New York, 2900 Bedford Avenue, Brooklyn, New York 11210, USA
    J Integr Neurosci 3:363-78. 2004
    ....
  21. ncbi request reprint Spatial distribution of gravity-dependent gain changes in the vestibuloocular reflex
    Sergei B Yakushin
    Dept of Neurology, Box 1135, Mount Sinai School of Medicine, 1 E 100th St, New York, NY 10029, USA
    J Neurophysiol 93:3693-8. 2005
    ..It is likely that this gravitational dependence optimizes the stability of retinal images during movement in three-dimensional space...
  22. ncbi request reprint Robust high-speed binocular 3D eye movement tracking system using a two-radii eye model
    Danjie Zhu
    Department of Computer and Information Science, Brooklyn College of City University of New York, Brooklyn, NY 11210, USA
    Conf Proc IEEE Eng Med Biol Soc 1:5302-6. 2006
    ..We found this two-radii model more accurate in estimating the three-dimensional eye positions than the traditional one-radius eye model...
  23. ncbi request reprint Vestibular control of sympathetic activity. An otolith-sympathetic reflex in humans
    H Kaufmann
    Department of Neurology, Mount Sinai School of Medicine, New York, NY 10029, USA
    Exp Brain Res 143:463-9. 2002
    ..Because of its short latency, this reflex may be one of the earliest mechanisms to sustain blood pressure upon standing...
  24. ncbi request reprint Orientation of the eyes to gravitoinertial acceleration
    B Cohen
    Department of Neurology, Mount Sinai School of Medicine, New York, New York 10029, USA
    Ann N Y Acad Sci 942:241-58. 2001
    ..This paper provides examples of ocular orientation generated by static tilt and off-vertical axis rotation in three dimensions and demonstrates specifically how vergence would support vision in the rabbit...
  25. ncbi request reprint Spatial orientation of optokinetic nystagmus and ocular pursuit during orbital space flight
    Steven T Moore
    Department of Neurology, Mount Sinai School of Medicine, 1 E 100th St, New York, NY 10029, USA
    Exp Brain Res 160:38-59. 2005
    ....
  26. ncbi request reprint Eye velocity asymmetry, ocular orientation, and convergence induced by angular rotation in the rabbit
    Jun Maruta
    Department of Neurology, Mount Sinai School of Medicine, New York, NY, USA
    Vision Res 46:961-9. 2006
    ..Thus, mechanisms in the rabbit increase compensatory eye velocity in the eye that leads into the direction of rotation and enhance binocular vision...
  27. pmc Dependence of the roll angular vestibuloocular reflex (aVOR) on gravity
    Sergei B Yakushin
    Dept of Neurology, Box 1135, Mount Sinai School of Medicine, 1 E 100th St, New York, NY 10029 6574, USA
    J Neurophysiol 102:2616-26. 2009
    ..These behavioral differences support the idea that there is a fundamental difference in the central organization of canal-otolith convergence of the roll and yaw/pitch aVORs...
  28. ncbi request reprint Gravity-dependent and gravity-independent gain changes during vertical vestibulo-ocular reflex (VOR) adaptation
    Yongqing Xiang
    Department of Computer and Information Science, Brooklyn College of the City University of New York, Brooklyn, New York 11210, USA
    J Gravit Physiol 11:P9-12. 2004
    ..We conclude that the alteration in gain of the aVOR always occurs in the context of gravity...
  29. ncbi request reprint The relation of motion sickness to the spatial-temporal properties of velocity storage
    Mingjia Dai
    Department of Neurology, Mount Sinai School of Medicine, 1 East 100th Street, Box 1135, New York, NY 10029, USA
    Exp Brain Res 151:173-89. 2003
    ....
  30. ncbi request reprint Adaptive changes in the angular VOR: duration of gain changes and lack of effect of nodulo-uvulectomy
    Sergei B Yakushin
    Department of Neurology, Mount Sinai School of Medicine, New York, New York 10029, USA
    Ann N Y Acad Sci 1004:78-93. 2003
    ..Vertical gravity-dependent gain changes were not significantly different before and after surgery, indicating that the nodulus and uvula do not have a critical role in producing them...
  31. doi request reprint Dynamics of binocular fixation of targets during fore-aft motion
    Sergei B Yakushin
    Department of Neurology, Mount Sinai School of Medicine, New York, NY, USA
    Prog Brain Res 171:303-11. 2008
    ..Thus, although pursuit alone does not contribute to visual following at higher frequencies, the interaction of binocular pursuit and the lVOR supported accurate binocular fixation for frequencies up to 3 Hz...
  32. doi request reprint Baclofen, motion sickness susceptibility and the neural basis for velocity storage
    Bernard Cohen
    Department of Neurology, Mount Sinai School of Medicine, New York, NY, USA
    Prog Brain Res 171:543-53. 2008
    ....
  33. ncbi request reprint Vertical (Z-axis) acceleration alters the ocular response to linear acceleration in the rabbit
    Jun Maruta
    Department of Neurology, Mount Sinai School of Medicine, Box 1135, 1 Gustave L Levy Place, New York, NY 10029, USA
    Exp Brain Res 185:87-99. 2008
    ....
  34. ncbi request reprint Rotation axes of the head during positioning, head shaking, and locomotion
    Mikhail Kunin
    Institute for Neural and Intelligent Systems, Department of Computer and Information Science, Brooklyn College of the City University of New York, New York 11210, USA
    J Neurophysiol 98:3095-108. 2007
    ..This could be realized physiologically by the head interface with the dens and occipital condyles during head oscillation with a contribution of the lower spine to pitch during locomotion...
  35. pmc Frequency-velocity mismatch: a fundamental abnormality in parkinsonian gait
    Catherine Cho
    Department of Neurology, Mount Sinai School of Medicine, 1 Gustave L Levy Place, Box 1135, New York, NY 10029 6574, USA
    J Neurophysiol 103:1478-89. 2010
    ..We postulate that the inability to control step frequency and adjust swing phase dynamics to slower walking velocities are major causes for the gait impairment in PD...
  36. pmc Motion sickness induced by off-vertical axis rotation (OVAR)
    Mingjia Dai
    Department of Neurology, Mount Sinai School of Medicine, 1 East 100th Street, Box 1135, New York, NY, 10029, USA
    Exp Brain Res 204:207-22. 2010
    ..These results suggest that the sensory-motor conflict that produces motion sickness involves coding of the spatial vertical by the otolith organs and body tilt receptors and processing of eye velocity through velocity storage...
  37. ncbi request reprint Spatial properties of central vestibular neurons
    Sergei B Yakushin
    Department of Neurology, Box 1135, Mount Sinai School of Medicine, 1 E 100th St, New York, NY 10029, USA
    J Neurophysiol 95:464-78. 2006
    ..This convergence could provide the basis for gravity-dependent eye velocity orientation induced through velocity storage...
  38. ncbi request reprint Orienting eye movements and nystagmus produced by translation while rotating (TWR)
    Jun Maruta
    Department of Neurology and Physiology and Biophysics, Mount Sinai School of Medicine, 1 Gustave L Levy Place, New York, NY 10029, USA
    Exp Brain Res 163:273-83. 2005
    ..We speculate that the brain may use these low amplitude rotating linear accelerations to generate eye velocities that help to orient gaze when making turns during normal locomotion...
  39. ncbi request reprint The nodulus and uvula: source of cerebellar control of spatial orientation of the angular vestibulo-ocular reflex
    Bernard Cohen
    Department of Neurology, Mount Sinai School of Medicine, New York, New York 10029, USA
    Ann N Y Acad Sci 978:28-45. 2002
    ..These findings are further confirmation that these regions of the vestibulo-cerebellum control spatial orientation of the aVOR...
  40. ncbi request reprint Spatial properties of central vestibular neurons of monkeys after bilateral lateral canal nerve section
    Sergei B Yakushin
    Department of Neurology, Mount Sinai School of Medicine, New York, NY 10029, USA
    J Neurophysiol 94:3860-71. 2005
    ..There were substantial neck and/or otolith-related inputs activating the vertical canal-related neurons in the nerve-sectioned animals, which could have contributed to oculomotor compensation after nerve section...
  41. ncbi request reprint Gravity-specific adaptation of the angular vestibuloocular reflex: dependence on head orientation with regard to gravity
    Sergei B Yakushin
    Department of Neurology, Mount Sinai School of Medicine, New York City, New York 11210, USA
    J Neurophysiol 89:571-86. 2003
    ..These data demonstrate that head orientation to gravity plays an important role in both orienting and tuning the gain of the vertical aVOR...
  42. ncbi request reprint Compensatory and orienting eye movements induced by off-vertical axis rotation (OVAR) in monkeys
    Keisuke Kushiro
    Department of Neurology, Mount Sinai School of Medicine, New York City 10029, Brooklyn, New York 11210, USA
    J Neurophysiol 88:2445-62. 2002
    ..These data support the postulates that OVAR generates compensatory eye velocity through activation of velocity storage and that oscillatory components arise predominantly through lVOR orientation mechanisms...
  43. pmc Head stabilization by vestibulocollic reflexes during quadrupedal locomotion in monkey
    Yongqing Xiang
    Department of Computer and Information Science, Brooklyn College, CUNY, Brooklyn, NY, USA
    J Neurophysiol 100:763-80. 2008
    ..We conclude that the behavioral state associated with active body motion is necessary to maintain head stability in pitch and roll over the full range of stride/step frequencies encountered during walking...
  44. pmc Adaptation of orientation vectors of otolith-related central vestibular neurons to gravity
    Julia N Eron
    Department of Neurology, Mount Sinai School of Medicine, New York City, NY 10029 6574, USA
    J Neurophysiol 100:1686-90. 2008
    ..Such reorientation of central polarization vectors could provide the basis for changes in perception and eye movements related to prolonged head tilts relative to gravity or in microgravity...
  45. doi request reprint Adaptation of the angular vestibulo-ocular reflex to head movements in rotating frames of reference
    Mingjia Dai
    Department of Neurology, Mount Sinai School of Medicine, New York, NY 10029, USA
    Exp Brain Res 195:553-67. 2009
    ..Similar orientation changes to prolonged exposure to complex motion environments may be responsible for producing post-stimulus motion sickness and/or mal de debarquement...
  46. doi request reprint Effects of the linear vestibulo-ocular reflex on accommodative vergence eye movements
    Sergei B Yakushin
    Department of Neurology, Mount Sinai School of Medicine, New York, New York 10029, USA
    Ann N Y Acad Sci 1164:499-504. 2009
    ..At higher frequencies, vergence could also be driven by the linear vestibulo-ocular reflex (lVOR). Thus, vision in one nonmoving eye and the lVOR combine to generate convergence over a wide range of frequencies and viewing distances...
  47. ncbi request reprint Ocular and perceptual responses to linear acceleration in microgravity: alterations in otolith function on the COSMOS and Neurolab flights
    Steven T Moore
    Mount Sinai School of Medicine, Department of Neurology, New York, NY 10029, USA
    J Vestib Res 13:377-93. 2003
    ..The findings also raise the possibility that 'artificial gravity' during the Neurolab flight counteracted adaptation of these otolith-ocular responses...
  48. ncbi request reprint The critical role of velocity storage in production of motion sickness
    Bernard Cohen
    Department of Neurology, Mount Sinai School of Medicine, New York, New York 10029, USA
    Ann N Y Acad Sci 1004:359-76. 2003
    ....
  49. ncbi request reprint The role of gravity in adaptation of the vertical angular vestibulo-ocular reflex
    Sergei B Yakushin
    Department of Neurology, Box 1135, Mount Sinai School of Medicine, 1 East 100th Street, New York, NY 10029, USA
    Ann N Y Acad Sci 1039:97-110. 2005
    ..These results are similar to those in humans, indicating that the gravity-dependent adaptation of the aVOR is likely to be a common phenomenon across species...
  50. ncbi request reprint Effects of baclofen on the angular vestibulo-ocular reflex
    Mingjia Dai
    Department of Neurology, Mount Sinai School of Medicine, 1 East 100th Street, Box 1135, New York, NY 10029 6574, USA
    Exp Brain Res 171:262-71. 2006
    ..The lack of effect of baclofen on the aVOR gain suggests that only GABA(A) receptors are utilized in the direct aVOR pathway...
  51. ncbi request reprint Electrical activation of the human vestibulo-sympathetic reflex
    Andrei Voustianiouk
    Mount Sinai School of Medicine, New York, NY, USA
    Exp Brain Res 171:251-61. 2006
    ....
  52. pmc Adaptation of orientation of central otolith-only neurons
    Julia N Eron
    Department of Neurology, Mount Sinai School of Medicine, New York, New York 10029, USA
    Ann N Y Acad Sci 1164:367-71. 2009
    ..In contrast, canal-convergent VO and VPS neurons optimize their response vector orientation to gravity when the head is oriented for prolonged periods...
  53. doi request reprint Effect of canal plugging on quadrupedal locomotion in monkey
    Bernard Cohen
    Department of Neurology, Mount Sinai School of Medicine, New York, New York 10029, USA
    Ann N Y Acad Sci 1164:89-96. 2009
    ..These findings indicate that the semicircular canals provide critical low frequency information to maximize the accuracy of stepping and stabilize the head during normal quadrupedal locomotion...
  54. doi request reprint Modification of the cervico-ocular reflex by canal plugging
    Sergei B Yakushin
    Departments of Neurology, Mount Sinai School of Medicine, New York, New York 10029, USA
    Ann N Y Acad Sci 1164:60-7. 2009
    ..5 Hz and shifted toward 270 degrees as frequencies were increased to 4 Hz. This study demonstrates that adaptation of COR gain is tuned to a frequency range at which the aVOR is compromised by the canal plugging...
  55. ncbi request reprint Semicircular canal plugging shifts the frequency of spatial-temporal convergence (STC) in central vestibular neurons
    Sergei B Yakushin
    Mount Sinai School of Medicine, Neurology Dept, Box 1135, 5E 98 Street, New York, NY 10029, USA
    J Gravit Physiol 14:P71-2. 2007
  56. doi request reprint Differential coding of head rotation by lateral-vertical canal convergent central vestibular neurons
    Julia N Eron
    Department of Neurology, Mount Sinai School of Medicine, New York, NY, USA
    Prog Brain Res 171:313-8. 2008
    ..The otolith and canal inputs superposed when the animals were rotated about roll and pitch axes from an upright position. This insured that these neurons would respond over a broad frequency range from very low to high frequencies...
  57. ncbi request reprint Dynamics of quadrupedal locomotion of monkeys: implications for central control
    Yongqing Xiang
    Department of Computer and Information Science, Brooklyn College, CUNY, Brooklyn, NY 11210, USA
    Exp Brain Res 177:551-72. 2007
    ....
  58. pmc Labyrinthine lesions and motion sickness susceptibility
    Mingjia Dai
    Department of Neurology, Mount Sinai School of Medicine, New York, NY 10029 6574, USA
    Exp Brain Res 178:477-87. 2007
    ..This provides further evidence that motion sickness is generated through velocity storage, not the direct pathway, and suggests that motion sickness susceptibility can be reduced by reducing the aVOR time constant...
  59. ncbi request reprint Artificial gravity: a possible countermeasure for post-flight orthostatic intolerance
    Steven T Moore
    Department of Neurology, Mount Sinai School of Medicine, New York, NY 10029, USA
    Acta Astronaut 56:867-76. 2005
    ..More data is necessary to evaluate this hypothesis, but if it were proven correct, in-flight short-radius centrifugation may help counteract orthostatic intolerance after space flight...
  60. ncbi request reprint Texture-based approaches for identifying neuro-anatomical structures and electrode tracks
    Yongqing Xiang
    Department of Computer and Information Science, Brooklyn College of the City University of New York, 2900 Bedford Avenue, Brooklyn, NY 11210, USA
    Comput Methods Programs Biomed 74:221-33. 2004
    ..A metric that computes the location of the tracks relative to the nuclei centers was then implemented. This methodology should be useful for quantifying and automating the procedure by which tracks are localized in anatomical structures...
  61. ncbi request reprint Spatial orientation of caloric nystagmus in semicircular canal-plugged monkeys
    Yasuko Arai
    Department of Otolaryngology, Tokyo Women s Medical University Daini Hospital, Japan
    J Neurophysiol 88:914-28. 2002
    ..Although the response to convection currents dominates the normal response to caloric stimulation, velocity storage probably also contributes to the orientation of eye velocity...
  62. ncbi request reprint Spatial orientation of caloric nystagmus
    Yasuko Arai
    Department of Otolaryngology, Tokyo Women s Medical University, Daini Hospital, Tokyo, Japan
    Ann N Y Acad Sci 956:190-204. 2002
    ....
  63. ncbi request reprint Robust and real-time torsional eye position calculation using a template-matching technique
    Danjie Zhu
    Department of Computer and Information Science, Brooklyn College of the City University of New York, 2900 Bedford Avenue, Brooklyn, NY 11210, USA
    Comput Methods Programs Biomed 74:201-9. 2004
    ..Running on a 800 MHz Intel-based Dual Processor Pentium III, with a Matrox frame grabber, the system is capable of processing three-dimensional eye position at a rate of 120 frames/s...

Research Grants24

  1. MULTIDIMENSIONAL DYNAMICS OF THE VESTIBULO OCULAR REFLEX
    Theodore Raphan; Fiscal Year: 2002
    ..These studies should help us understand how the lVOR fosters clear vision during locomotion and help diagnose diseases associated with visual stabilization while walking. ..
  2. VESTIBULAR MECHANISMS IN THE DYNAMICS OF LOCOMOTION
    Theodore Raphan; Fiscal Year: 2006
    ....
  3. MULTIDIMENSIONAL DYNAMIC OF THE VESTIBULO OCULAR REFLEX
    Theodore Raphan; Fiscal Year: 2007
    ..When the study is completed, we will have a quantitative model of how the vestibular system contributes to maintenance of binocular gaze stability while moving. ..
  4. MULTIDIMENSIONAL DYNAMICS OF THE VESTIBULO-OCULAR REFLEX
    Theodore Raphan; Fiscal Year: 1993
    ..It should also elucidate the functional role of the velocity storage integrator in generating these movements...