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Joseph Demer, M.D.

Work Email Address:
jld@ucla.edu

Mailing Address:
UCLA JSIE Oph
BOX 957000, 3-310 DSERC
Los Angeles, CA 90095
UNITED STATES

Work Phone Number:
(310) 825-5931



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Department / Division Affiliations
Chief, Pediatric Ophthalmology and Strabismus
Director, Ocular Motility Laboratory
Professor, Neurology, Ophthalmology
Physician, Pediatric Craniofacial Clinic
Member, ACCESS Program, Access Neuroscience Home Area, Brain Research Institute, Jules Stein Eye Institute, Neuroscience IDP
Faculty, Biomedical Engineering IDP

Publications:

Tian, J. R., Shubayev, I., and Demer, J. L. Dynamic visual acuity during transient and sinusoidal yaw rotation in normal and unilaterally vestibulopathic humans. Experimental Brain Research 2001; 137: 12-25.
Tian, J ?R., Shubayev, I., and Demer, J. L. Impairments in the initial horizontal vestibulo-ocular reflex of older humans. Experimental Brain Research 2001; 137: 309-322.
Crane, B. T., Tian, J. R., and Demer, J. L. Initial vestibulo-ocular reflex during transient angular and linear acceleration in human cerebellar dysfunction. Exp. Brain Res 2000; 130: 486-496.
Tian, J. R., Crane, B. T., and Demer, J. L. Vestibular catch-up saccades in labyrinthine deficiency. Exp. Brain Res 2000; 131: 448-457.
Crane, B. T. and Demer, J. L. Horizontal vestibulo-ocular reflex and head stability in response to torso perturbations during visual search. Exp. Brain Res 1999; 125: 335-343.
Crane, B. T. and Demer, J. L. Latency of voluntary cancellation of the human vestibulo-ocular reflex during transient yaw rotation. Exp. Brain Res 1999; 127: 67-74.
Crane, B. T., and Demer, J. L. Gaze stabilization during dynamic posturography in normal and vestibulopathic humans. Exp. Brain Res 1998; 122: 235-246.
Crane, B. T. and Demer, J. L. Human horizontal vestibulo-ocular reflex initiation: Effects of angular acceleration, linear acceleration, stimulus intensity, target distance, and unilateral lesions. J. Neurophysiol 1998; 80: 1151-1166.
Demer, J. L. and Crane, B. T. Vision and vestibular adaptation. Otolaryngology- Head and Neck Surgery 1998; 119: 78-88.
Foster, C. A., Demer, J. L., Morrow, M. J., and Baloh, R. W. Deficits of gaze stability in multiple axes following unilateral vestibular lesions. Exp. Brain Res 1997; 116: 501-509.
Clark, R. A., Miller, J. M., and Demer, J. L. Location and stability of rectus muscle pulleys: Muscle paths as a function of gaze. Invest. Ophthalmol. Vis. Sci 1997; 38: 227-240.
Crane, B. T., Viirre, E. S., and Demer, J. L. The human horizontal vestibulo-ocular reflex during combined linear and angular acceleration. Exp. Brain Res 1997; 114: 304-320.
Viirre, E. S. and Demer, J. L. The human vertical vestibulo-ocular reflex during combined linear and angular acceleration with near target fixation. Exp. Brain Res 1996; 112: 313-324.
Demer, JL Viirre, ES Visual-vestibular interaction during standing, walking, and running. Journal of vestibular research : equilibrium & orientation. . 1996; 6(4): 295-313.
Oh, SY Poukens, V Demer, JL Quantitative analysis of rectus extraocular muscle layers in monkey and humans. Investigative ophthalmology & visual science. . 2001; 42(1): 10-6.
Oh, SY Poukens, V Cohen, MS Demer, JL Structure-function correlation of laminar vascularity in human rectus extraocular muscles. Investigative ophthalmology & visual science. . 2001; 42(1): 17-22.
Clark, RA Miller, JM Demer, JL Three-dimensional location of human rectus pulleys by path inflections in secondary gaze positions. Investigative ophthalmology & visual science. . 2000; 41(12): 3787-97.
Crane, BT Demer, JL Effects of vestibular and cerebellar deficits on gaze and torso stability during ambulation. Otolaryngology--head and neck surgery : official journal of American Academy of Otolaryngology-Head and Neck Surgery. . 2000; 123(1 Pt 1): 22-9.
Demer, JL Oh, SY Poukens, V Evidence for active control of rectus extraocular muscle pulleys. Investigative ophthalmology & visual science. . 2000; 41(6): 1280-90.
Crane, BT Demer, JL Effect of adaptation to telescopic spectacles on the initial human horizontal vestibuloocular reflex. Journal of neurophysiology. . 2000; 83(1): 38-49.
Crane, BT Demer, JL A linear canal-otolith interaction model to describe the human vestibulo-ocular reflex. Biological cybernetics. . 1999; 81(2): 109-18.
Poukens, V Glasgow, BJ Demer, JL Nonvascular contractile cells in sclera and choroid of humans and monkeys. Investigative ophthalmology & visual science. . 1998; 39(10): 1765-74.
Clark, RA Miller, JM Demer, JL Displacement of the medial rectus pulley in superior oblique palsy. Investigative ophthalmology & visual science. . 1998; 39(1): 207-12.
Crane, BT Demer, JL Human gaze stabilization during natural activities: translation, rotation, magnification, and target distance effects. Journal of neurophysiology. . 1997; 78(4): 2129-44.
Demer, JL Poukens, V Miller, JM Micevych, P Innervation of extraocular pulley smooth muscle in monkeys and humans. Investigative ophthalmology & visual science. . 1997; 38(9): 1774-85.
Moschner, C Zangemeister, WH Demer, JL Anticipatory smooth eye movements of high velocity triggered by large target steps: normal performance and effect of cerebellar degeneration. Vision research. . 1996; 36(9): 1341-8.
Porter, JD Poukens, V Baker, RS Demer, JL Structure-function correlations in the human medial rectus extraocular muscle pulleys. Investigative ophthalmology & visual science. . 1996; 37(2): 468-72.
Demer, JL Miller, JM Poukens, V Vinters, HV Glasgow, BJ Evidence for fibromuscular pulleys of the recti extraocular muscles. Investigative ophthalmology & visual science. . 1995; 36(6): 1125-36.