Brad Fortune

Summary

Affiliation: Devers Eye Institute
Country: USA

Publications

  1. pmc Imaging axonal transport in the rat visual pathway
    Carla J Abbott
    Discoveries in Sight Research Laboratories, Devers Eye Institute, and Legacy Research Institute, Legacy Health, Portland, OR 97232, USA
    Biomed Opt Express 4:364-86. 2013
  2. pmc Does optic nerve head surface topography change prior to loss of retinal nerve fiber layer thickness: a test of the site of injury hypothesis in experimental glaucoma
    Brad Fortune
    Discoveries in Sight Research Laboratories, Devers Eye Institute, and Legacy Research Institute, Legacy Health, Portland, Oregon, United States of America
    PLoS ONE 8:e77831. 2013
  3. pmc Onset and progression of peripapillary retinal nerve fiber layer (RNFL) retardance changes occur earlier than RNFL thickness changes in experimental glaucoma
    Brad Fortune
    Discoveries in Sight Research Laboratories, Devers Eye Institute, Portland, Oregon 97232, USA
    Invest Ophthalmol Vis Sci 54:5653-61. 2013
  4. pmc Structural and functional abnormalities of retinal ganglion cells measured in vivo at the onset of optic nerve head surface change in experimental glaucoma
    Brad Fortune
    Devers Eye Institute, Discoveries in Sight Research Laboratories, Legacy Research Institute, Legacy Health, Portland, Oregon, USA
    Invest Ophthalmol Vis Sci 53:3939-50. 2012
  5. ncbi request reprint Comparing multifocal VEP and standard automated perimetry in high-risk ocular hypertension and early glaucoma
    Brad Fortune
    Discoveries in Sight, Devers Eye Institute, Portland, Oregon, USA
    Invest Ophthalmol Vis Sci 48:1173-80. 2007
  6. pmc Effect of recording duration on the diagnostic performance of multifocal visual-evoked potentials in high-risk ocular hypertension and early glaucoma
    Brad Fortune
    Discoveries in Sight, Devers Eye Institute, Legacy Health System, Portland, OR 97232, USA
    J Glaucoma 17:175-82. 2008
  7. doi request reprint Multifocal visual evoked potential responses to pattern-reversal, pattern-onset, pattern-offset, and sparse pulse stimuli
    Brad Fortune
    Discoveries in Sight Research Laboratories, Devers Eye Institute, Legacy Health System, Portland, Oregon 97232, USA
    Vis Neurosci 26:227-35. 2009
  8. doi request reprint Deformation of the rodent optic nerve head and peripapillary structures during acute intraocular pressure elevation
    Brad Fortune
    Discoveries in Sight Research Laboratories, Devers Eye Institute, Legacy Health, Portland, Oregon, USA
    Invest Ophthalmol Vis Sci 52:6651-61. 2011
  9. pmc Relative course of retinal nerve fiber layer birefringence and thickness and retinal function changes after optic nerve transection
    Brad Fortune
    Discoveries in Sight Research Laboratories, Devers Eye Institute, LegacyHealth System, Portland, Oregon 97232, USA
    Invest Ophthalmol Vis Sci 49:4444-52. 2008
  10. pmc The effect of acute intraocular pressure elevation on peripapillary retinal thickness, retinal nerve fiber layer thickness, and retardance
    Brad Fortune
    Discoveries in Sight Research Laboratories, Devers Eye Institute, Legacy Health System, Portland, Oregon 97232, USA
    Invest Ophthalmol Vis Sci 50:4719-26. 2009

Research Grants

Detail Information

Publications58

  1. pmc Imaging axonal transport in the rat visual pathway
    Carla J Abbott
    Discoveries in Sight Research Laboratories, Devers Eye Institute, and Legacy Research Institute, Legacy Health, Portland, OR 97232, USA
    Biomed Opt Express 4:364-86. 2013
    ..Results demonstrate that axonal transport of CTB can be monitored in vivo in the rodent anterior visual pathway, is dependent on intact microtubules, and occurs by active transport mechanisms...
  2. pmc Does optic nerve head surface topography change prior to loss of retinal nerve fiber layer thickness: a test of the site of injury hypothesis in experimental glaucoma
    Brad Fortune
    Discoveries in Sight Research Laboratories, Devers Eye Institute, and Legacy Research Institute, Legacy Health, Portland, Oregon, United States of America
    PLoS ONE 8:e77831. 2013
    ..To test the hypothesis that optic nerve head (ONH) deformation manifesting as changes in its mean surface height precedes thinning of the peripapillary retinal nerve fiber layer (RNFL) in experimental glaucoma (EG)...
  3. pmc Onset and progression of peripapillary retinal nerve fiber layer (RNFL) retardance changes occur earlier than RNFL thickness changes in experimental glaucoma
    Brad Fortune
    Discoveries in Sight Research Laboratories, Devers Eye Institute, Portland, Oregon 97232, USA
    Invest Ophthalmol Vis Sci 54:5653-61. 2013
    ..Longitudinal measurements of peripapillary RNFL thickness and retardance were compared in terms of time to reach onset of damage and time to reach a specific progression endpoint...
  4. pmc Structural and functional abnormalities of retinal ganglion cells measured in vivo at the onset of optic nerve head surface change in experimental glaucoma
    Brad Fortune
    Devers Eye Institute, Discoveries in Sight Research Laboratories, Legacy Research Institute, Legacy Health, Portland, Oregon, USA
    Invest Ophthalmol Vis Sci 53:3939-50. 2012
    ..To compare peripapillary retinal nerve fiber layer thickness (RNFLT), RNFL retardance, and retinal function at the onset of optic nerve head (ONH) surface topography change in experimental glaucoma (EG)...
  5. ncbi request reprint Comparing multifocal VEP and standard automated perimetry in high-risk ocular hypertension and early glaucoma
    Brad Fortune
    Discoveries in Sight, Devers Eye Institute, Portland, Oregon, USA
    Invest Ophthalmol Vis Sci 48:1173-80. 2007
    ..To compare the diagnostic performance of multifocal visual evoked potential (mfVEP) and standard automated perimetry (SAP), in eyes with high-risk ocular hypertension or early glaucoma...
  6. pmc Effect of recording duration on the diagnostic performance of multifocal visual-evoked potentials in high-risk ocular hypertension and early glaucoma
    Brad Fortune
    Discoveries in Sight, Devers Eye Institute, Legacy Health System, Portland, OR 97232, USA
    J Glaucoma 17:175-82. 2008
    ..To evaluate the effect on diagnostic performance of reducing multifocal visual-evoked potential (mfVEP) recording duration from 16 to 8 minutes per eye...
  7. doi request reprint Multifocal visual evoked potential responses to pattern-reversal, pattern-onset, pattern-offset, and sparse pulse stimuli
    Brad Fortune
    Discoveries in Sight Research Laboratories, Devers Eye Institute, Legacy Health System, Portland, Oregon 97232, USA
    Vis Neurosci 26:227-35. 2009
    ..The mfVEP response depends on the polarity of a contrast step, irrespective of the state of contrast adaptation...
  8. doi request reprint Deformation of the rodent optic nerve head and peripapillary structures during acute intraocular pressure elevation
    Brad Fortune
    Discoveries in Sight Research Laboratories, Devers Eye Institute, Legacy Health, Portland, Oregon, USA
    Invest Ophthalmol Vis Sci 52:6651-61. 2011
    ..No permanent changes in peripapillary retinal or RNFL thickness (for up to 1 month of follow-up) were caused by 60 minutes of IOP elevation to 50 mm Hg...
  9. pmc Relative course of retinal nerve fiber layer birefringence and thickness and retinal function changes after optic nerve transection
    Brad Fortune
    Discoveries in Sight Research Laboratories, Devers Eye Institute, LegacyHealth System, Portland, Oregon 97232, USA
    Invest Ophthalmol Vis Sci 49:4444-52. 2008
    ....
  10. pmc The effect of acute intraocular pressure elevation on peripapillary retinal thickness, retinal nerve fiber layer thickness, and retardance
    Brad Fortune
    Discoveries in Sight Research Laboratories, Devers Eye Institute, Legacy Health System, Portland, Oregon 97232, USA
    Invest Ophthalmol Vis Sci 50:4719-26. 2009
    ..To determine whether acutely elevated intraocular pressure (IOP) alters peripapillary retinal thickness, retinal nerve fiber layer thickness (RNFLT), or retardance...
  11. ncbi request reprint Local ganglion cell contributions to the macaque electroretinogram revealed by experimental nerve fiber layer bundle defect
    Brad Fortune
    Discoveries in Sight, Devers Eye Institute, Portland, Oregon 97232, USA
    Invest Ophthalmol Vis Sci 44:4567-79. 2003
    ..To evaluate and compare three commonly used multifocal electroretinogram (mfERG) stimuli, as well as the standard transient pattern-reversal ERG (pERG) and the photopic full-field ERG, for detection of local GC damage...
  12. pmc Relationship between orbital optic nerve axon counts and retinal nerve fiber layer thickness measured by spectral domain optical coherence tomography
    Grant A Cull
    Discoveries in Sight Research Laboratories, Devers Eye Institute, and Legacy Research Institute, Legacy Health, Portland, Oregon 97232, USA
    Invest Ophthalmol Vis Sci 53:7766-73. 2012
    ..We determined the relationship between total optic nerve axon counts and peripapillary retinal nerve fiber layer thickness (RNFLT) measured in vivo by spectral domain optical coherence tomography (SDOCT)...
  13. pmc Anterior and posterior optic nerve head blood flow in nonhuman primate experimental glaucoma model measured by laser speckle imaging technique and microsphere method
    Lin Wang
    Devers Eye Institute, Legacy Research Institute, Portland, Oregon 97232, USA
    Invest Ophthalmol Vis Sci 53:8303-9. 2012
    ..To characterize optic nerve head (ONH) blood flow (BF) changes in nonhuman primate experimental glaucoma (EG) using laser speckle flowgraphy (LSFG) and the microsphere method and to evaluate the correlation between the two methods...
  14. ncbi request reprint Idiopathic bilateral optic atrophy in the rhesus macaque
    Brad Fortune
    Discoveries in Sight, Devers Eye Institute, Legacy Health System, Portland, OR 97232, USA
    Invest Ophthalmol Vis Sci 46:3943-56. 2005
    ..To document the existence of idiopathic bilateral optic atrophy (BOA) in rhesus macaque monkeys and to characterize the structural and functional consequences of this condition...
  15. pmc Predicting progressive glaucomatous optic neuropathy using baseline standard automated perimetry data
    Shaban Demirel
    Devers Eye Institute, Legacy Health System, Portland, Oregon 97232, USA
    Invest Ophthalmol Vis Sci 50:674-80. 2009
    ..To test the hypothesis that specific locations and patterns of threshold findings within the visual field have predictive value for progressive glaucomatous optic neuropathy (pGON)...
  16. ncbi request reprint Repeatability of normal multifocal VEP: implications for detecting progression
    Brad Fortune
    Discoveries in Sight, Devers Eye Institute, Legacy Health System, Portland, OR 97232, USA
    J Glaucoma 15:131-41. 2006
    ..Our second aim was to assess the repeatability of false alarm rates determined previously for the mfVEP using various cluster criteria...
  17. pmc Longitudinal hemodynamic changes within the optic nerve head in experimental glaucoma
    Grant Cull
    Devers Eye Institute, Legacy Research Institute, Portland, Oregon, USA
    Invest Ophthalmol Vis Sci 54:4271-7. 2013
    ..To characterize longitudinal changes in basal blood flow (BF) of the optic nerve head (ONH) during progression of structural damage in experimental glaucoma (EG)...
  18. pmc Automated quantification of optic nerve axons in primate glaucomatous and normal eyes--method and comparison to semi-automated manual quantification
    Juan Reynaud
    Devers Eye Institute, Legacy Health System, Portland, Oregon 97232, USA
    Invest Ophthalmol Vis Sci 53:2951-9. 2012
    ....
  19. ncbi request reprint Endothelin B receptor in human glaucoma and experimentally induced optic nerve damage
    Lin Wang
    Discoveries in Sight, Devers Eye Institute, Portland, OR 97210, USA
    Arch Ophthalmol 124:717-24. 2006
    ..To assess endothelin B receptor (ETbR) expression in human glaucomatous optic nerves and the spatial relationship between ETbR and astrocytes...
  20. pmc Anterior lamina cribrosa surface depth, age, and visual field sensitivity in the Portland Progression Project
    Ruojin Ren
    Devers Eye Institute, Optic Nerve Head Research Laboratory, Legacy Research Institute, Portland, Oregon
    Invest Ophthalmol Vis Sci 55:1531-9. 2014
    ....
  21. pmc Static blood flow autoregulation in the optic nerve head in normal and experimental glaucoma
    Lin Wang
    Devers Eye Institute, Legacy Research Institute, Portland, Oregon
    Invest Ophthalmol Vis Sci 55:873-80. 2014
    ..To characterize the static blood flow autoregulation in the optic nerve head (ONH), and to investigate its role in hemodynamic changes in experimental glaucoma (EG)...
  22. pmc Evaluation of retinal nerve fiber layer thickness and axonal transport 1 and 2 weeks after 8 hours of acute intraocular pressure elevation in rats
    Carla J Abbott
    Discoveries in Sight Research Laboratories, Legacy Good Samaritan Devers Eye Institute, and Legacy Research Institute, Legacy Health, Portland, Oregon
    Invest Ophthalmol Vis Sci 55:674-87. 2014
    ..To compare in vivo retinal nerve fiber layer thickness (RNFLT) and axonal transport at 1 and 2 weeks after an 8-hour acute IOP elevation in rats...
  23. pmc Intraocular pressure magnitude and variability as predictors of rates of structural change in non-human primate experimental glaucoma
    Stuart K Gardiner
    Devers Eye Institute, Legacy Health, 1225 NE 2nd Ave, Portland, OR 97232, USA
    Exp Eye Res 103:1-8. 2012
    ..Maximum IOP provided the best predictability of structural change, either causally or because it captures the contributions of both mean and variability...
  24. doi request reprint Quantification of dynamic blood flow autoregulation in optic nerve head of rhesus monkeys
    Yi Liang
    Discoveries in Sight Research Laboratories, Devers Eye Institute, Legacy Health System, 1225 NE 2nd Avenue, Portland, OR 97232, USA
    Exp Eye Res 90:203-9. 2010
    ..Quantitative analysis of dAR may provide a direct view of vasomotorial activity in the resistant vessels and thus a new approach to assess the autoregulatory capacity in the ONH...
  25. ncbi request reprint The gradient of retinal functional changes during acute intraocular pressure elevation
    Bang V Bui
    Discoveries in Sight, Devers Eye Institute, Portland, Oregon 97232, USA
    Invest Ophthalmol Vis Sci 46:202-13. 2005
    ..To characterize retinal function during a period of acutely elevated intraocular pressure (IOP) across a wide range of IOPs, including those typically observed in animals with experimental glaucoma...
  26. pmc A method to estimate the amount of neuroretinal rim tissue in glaucoma: comparison with current methods for measuring rim area
    Stuart K Gardiner
    Devers Eye Institute, Legacy Research Institute, Portland, Oregon Electronic address
    Am J Ophthalmol 157:540-549.e2. 2014
    ....
  27. pmc Basal blood flow and autoregulation changes in the optic nerve of rhesus monkeys with idiopathic bilateral optic atrophy
    Chelsea Piper
    Devers Eye Institute, Legacy Research Institute, Portland, Oregon
    Invest Ophthalmol Vis Sci 54:714-21. 2013
    ..To characterize the hemodynamic features and the association with structural damage in the optic nerve head (ONH) of idiopathic bilateral optic atrophy (BOA) in rhesus macaque monkeys...
  28. pmc Spectral-domain optical coherence tomography enhanced depth imaging of the normal and glaucomatous nonhuman primate optic nerve head
    Hongli Yang
    Devers Eye Institute, Portland, Oregon, USA
    Invest Ophthalmol Vis Sci 53:394-405. 2012
    ..To test whether the enhanced depth imaging (EDI) modality improves anterior and posterior lamina cribrosa surface (ALCS and PLCS) visibility compared with conventional spectral-domain optical coherence tomography (SD-OCT)...
  29. ncbi request reprint Selective ganglion cell functional loss in rats with experimental glaucoma
    Brad Fortune
    Discoveries in Sight, Devers Eye Institute, Legacy Health System, Portland, Oregon 97232, USA
    Invest Ophthalmol Vis Sci 45:1854-62. 2004
    ..To characterize retinal functional consequences of elevated intraocular pressure (IOP) in a rat model of experimental glaucoma...
  30. ncbi request reprint Chronic ischemia induces regional axonal damage in experimental primate optic neuropathy
    George A Cioffi
    Discoveries in Sight, Devers Eye Institute, Portland, OR 97210, USA
    Arch Ophthalmol 122:1517-25. 2004
    ..To evaluate the effects of chronic optic nerve ischemia in a nonhuman primate model and to evaluate the regional variability of axonal loss...
  31. pmc Longitudinal detection of optic nerve head changes by spectral domain optical coherence tomography in early experimental glaucoma
    Lin He
    Optic Nerve Head Research Laboratory, Devers Eye Institute, Legacy Health, Portland, Oregon
    Invest Ophthalmol Vis Sci 55:574-86. 2014
    ....
  32. pmc Effect of acute intraocular pressure elevation on the monkey optic nerve head as detected by spectral domain optical coherence tomography
    Nicholas G Strouthidis
    Optic Nerve Head Research Laboratory, Devers Eye Institute, Legacy Health, Portland, Oregon 97208 3950, USA
    Invest Ophthalmol Vis Sci 52:9431-7. 2011
    ..To determine whether acutely elevated IOP alters optic nerve head (ONH) structural parameters characterized in vivo using spectral domain optical coherence tomography (SD-OCT)...
  33. pmc Longitudinal change detected by spectral domain optical coherence tomography in the optic nerve head and peripapillary retina in experimental glaucoma
    Nicholas G Strouthidis
    Optic Nerve Head Research Laboratory, Devers Eye Institute, Legacy Health System, Portland, OR 97208 3950, USA
    Invest Ophthalmol Vis Sci 52:1206-19. 2011
    ....
  34. doi request reprint Impact of systemic blood pressure on the relationship between intraocular pressure and blood flow in the optic nerve head of nonhuman primates
    Yi Liang
    Discoveries in Sight Research Laboratories, Devers Eye Institute, Legacy Health System, Portland, Oregon 97232, USA
    Invest Ophthalmol Vis Sci 50:2154-60. 2009
    ..This study tested a hypothesis that the magnitude of blood flow change in the ONH induced between two same intraocular pressure (IOP) alterations depends on the level of mean systemic blood pressure (BP)...
  35. ncbi request reprint Selective loss of an oscillatory component from temporal retinal multifocal ERG responses in glaucoma
    Brad Fortune
    Discoveries in Sight, Devers Eye Institute, Portland, Oregon 97232, USA
    Invest Ophthalmol Vis Sci 43:2638-47. 2002
    ..To evaluate electrophysiologic function in glaucoma by using a new stimulus designed to enhance ganglion cell and optic nerve head component (ONHC) contributions to multifocal electroretinogram (mfERG) responses...
  36. ncbi request reprint Factors affecting the use of multifocal electroretinography to monitor function in a primate model of glaucoma
    Brad Fortune
    Discoveries in Sight Research Laboratories, Devers Eye Institute, Portland, OR 97232, USA
    Doc Ophthalmol 105:151-78. 2002
    ..One of the most important parameters seems to be use of a monopolar signal derivation, with the contralateral cornea serving as the reference position...
  37. ncbi request reprint Inter-ocular and inter-session reliability of the electroretinogram photopic negative response (PhNR) in non-human primates
    Brad Fortune
    Discoveries in Sight, Legacy Clinical Research and Technology Center, 1225 NE Second Avenue, Portland, OR 97232, USA
    Exp Eye Res 78:83-93. 2004
    ..To assess the inter-ocular and inter-session reliability for a range of parameters derived from the photopic electroretinogram (ERG) in a group of normal non-human primates...
  38. pmc Comparison of clinical and spectral domain optical coherence tomography optic disc margin anatomy
    Nicholas G Strouthidis
    Optic Nerve Head Research Laboratory, Devers Eye Institute, Legacy Health System, Portland, Oregon 97208 3950, USA
    Invest Ophthalmol Vis Sci 50:4709-18. 2009
    ..To investigate spectral domain optical coherence tomography (SD-OCT)-detected optic disc margin anatomy in the monkey eye by colocalizing disc photographs to SD-OCT scans acquired from the same eyes...
  39. pmc Anatomic vs. acquired image frame discordance in spectral domain optical coherence tomography minimum rim measurements
    Lin He
    Optic Nerve Head Research Laboratory, Legacy Health, Portland, Oregon, United States of America
    PLoS ONE 9:e92225. 2014
    ....
  40. pmc Correlating perimetric indices with three nerve fiber layer thickness measures
    Deborah Goren
    PhD BScOptom, PhD, FAAO OD, PhD, FAAO Devers Eye Institute, Legacy Research Institute, Portland, Oregon
    Optom Vis Sci 90:1353-60. 2013
    ..To determine which of three estimates of retinal nerve fiber layer thickness (RNFLT) correlate best with visual field sensitivity measured using standard automated perimetry (SAP)...
  41. ncbi request reprint Retinal and choroidal vasoreactivity to altered PaCO2 in rat measured with a modified microsphere technique
    Lin Wang
    Devers Eye Institute, Discoveries in Sight, Holladay Park Legacy Clinical Research and Technology Center, 1225 NE 2nd Avenue, Portland, OR 97208 3950, USA
    Exp Eye Res 86:908-13. 2008
    ..The vasoreactivity to altered systemic PaCO2 in the retina in rats is similar to that of most other species studied. However, the choroidal vascular system exhibited complicated features that remain to be further clarified...
  42. doi request reprint Intravitreal colchicine causes decreased RNFL birefringence without altering RNFL thickness
    Brad Fortune
    Devers Eye Institute, Legacy Health System, 1225 NE Second Avenue, Portland, OR 97232, USA
    Invest Ophthalmol Vis Sci 49:255-61. 2008
    ....
  43. ncbi request reprint Microspheres method for ocular blood flow measurement in rats: size and dose optimization
    Lin Wang
    Discoveries in Sight, Devers Eye Institute, 1225 NE 2nd Ave, Portland, OR 97208, USA
    Exp Eye Res 84:108-17. 2007
    ..The optimal dose for the retina was approximately 2.5x10(6), 0.5x10(6) for the choroid, and 5x10(6) approximately 10(7) for the optic nerve. The 15 microm MS are inappropriate for ocular blood flow measurements in rats...
  44. pmc Detection of optic nerve head neural canal opening within histomorphometric and spectral domain optical coherence tomography data sets
    Nicholas G Strouthidis
    Optic Nerve Head Research Laboratory, Devers Eye Institute, Legacy Health System, Portland, OR 97208 3950, USA
    Invest Ophthalmol Vis Sci 50:214-23. 2009
    ....
  45. ncbi request reprint Varicosities of intraretinal ganglion cell axons in human and nonhuman primates
    Lin Wang
    Discoveries in Sight, Devers Eye Institute, 1225 NE 2nd Avenue, Portland, OR 97232, USA
    Invest Ophthalmol Vis Sci 44:2-9. 2003
    ..To describe varicosities of intraretinal ganglion cell axons in the nerve fiber layer of human and nonhuman primate retinas...
  46. ncbi request reprint Appearance of the frequency doubling stimulus in normal subjects and patients with glaucoma
    Allison M McKendrick
    Discoveries in Sight, Devers Eye Institute, Portland, Oregon, USA
    Invest Ophthalmol Vis Sci 44:1111-6. 2003
    ....
  47. ncbi request reprint Immunohistologic evidence for retinal glial cell changes in human glaucoma
    Lin Wang
    Discoveries in Sight, Devers Eye Institute, Portland, Oregon 97232, USA
    Invest Ophthalmol Vis Sci 43:1088-94. 2002
    ..In glaucoma, pathologic mechanisms within the anterior optic nerve may include glial activation. This study examines morphologic changes of glial cells in the retinas of glaucomatous eyes compared with age-matched control retinas...
  48. pmc Ganglion cell contributions to the rat full-field electroretinogram
    Bang V Bui
    Discoveries in Sight, Legacy Clinical Research and Technology Centre, 1225 NE 2nd Avenue, Portland, OR 97232, USA
    J Physiol 555:153-73. 2004
    ....
  49. ncbi request reprint Normative ranges and specificity of the multifocal VEP
    Brad Fortune
    Discoveries in Sight, Devers Eye Institute, Legacy Health System, Portland, OR 97232, USA
    Doc Ophthalmol 109:87-100. 2004
    ..To describe a normative database for the multifocal VEP (mfVEP) and to evaluate specificity for a range of cluster criteria...
  50. doi request reprint Natural history and histology in a rat model of laser-induced photothrombotic retinal vein occlusion
    Yi Zhang
    Casey Eye Institute, Oregon Health and Science University, Portland, Oregon 97239 4197, USA
    Curr Eye Res 33:365-76. 2008
    ..To observe temporal changes in retinal physiology and histology in a rat model of laser-induced retinal vein occlusion (RVO)...
  51. ncbi request reprint Origin of electroretinogram amplitude growth during light adaptation in pigmented rats
    Bang V Bui
    Discoveries in Sight, Devers Eye Institute, Legacy Health System, Portland, Oregon 97232, USA
    Vis Neurosci 23:155-67. 2006
    ..Hence, the increase of the cone response during light adaptation is sufficient to explain b-wave amplitude growth...
  52. pmc Longitudinal alterations in the dynamic autoregulation of optic nerve head blood flow revealed in experimental glaucoma
    Lin Wang
    Devers Eye Institute, Legacy Research Institute, Portland, Oregon, United States
    Invest Ophthalmol Vis Sci 55:3509-16. 2014
    ..To use a novel dynamic autoregulation analysis (dAR) to test the hypothesis that the optic nerve head (ONH) blood flow (BF) autoregulation is disrupted during early stages of experimental glaucoma (EG) in nonhuman primates...
  53. ncbi request reprint Elevated vernier acuity thresholds in glaucoma
    Allison M McKendrick
    Discoveries in Sight, Devers Eye Institute, Legacy Clinical Research and Technology Center, Portland, OR 97208 3950, USA
    Invest Ophthalmol Vis Sci 43:1393-9. 2002
    ..Vernier acuity measures were also obtained with short-wavelength and frequency-doubled stimuli, to assess spatial hyperacuity performance in the short-wavelength-sensitive and magnocellular pathways, respectively...
  54. ncbi request reprint Conventional pattern-reversal VEPs are not equivalent to summed multifocal VEPs
    Brad Fortune
    Discoveries in Sight, Devers Eye Institute, Portland, Oregon 97232, USA
    Invest Ophthalmol Vis Sci 44:1364-75. 2003
    ..To compare conventional pattern-reversal visual evoked potentials (cVEPs) with multifocal VEPs (mfVEPs)...
  55. ncbi request reprint Decline of photopic multifocal electroretinogram responses with age is due primarily to preretinal optical factors
    Brad Fortune
    Discoveries in Sight Research Laboratories, Devers Eye Institute, Portland, Oregon 97208 3950, USA
    J Opt Soc Am A Opt Image Sci Vis 19:173-84. 2002
    ..Simulation studies support an optical basis for the observed age-related changes. It is concluded that mfERG changes between the ages of 20 and 70 are due predominantly to preretinal optical factors...
  56. doi request reprint A great ocean of truth lay undiscovered
    Brad Fortune
    Optom Vis Sci 85:368-9. 2008
  57. ncbi request reprint Determining abnormal latencies of multifocal visual evoked potentials: a monocular analysis
    Donald C Hood
    Department of Psychology, Columbia University, New York, NY 10027 7004, USA
    Doc Ophthalmol 109:189-99. 2004
    ..To describe a methodology for measuring abnormal timing of monocular multifocal visual evoked potentials (mfVEP)...
  58. ncbi request reprint Determining abnormal interocular latencies of multifocal visual evoked potentials
    Donald C Hood
    Department of Psychology, Columbia University, New York, NY 10027 7004, USA
    Doc Ophthalmol 109:177-87. 2004
    ..To describe methods for measuring interocular latency differences of multifocal visual evoked potentials (mfVEP) and for determining regions with abnormal interocular latencies in patients...

Research Grants2

  1. Axonal cytoskeletal changes in experimental glaucoma
    Brad Fortune; Fiscal Year: 2009
    ..This project evaluates and advances clinical tools for detecting early damage and progression of glaucoma. ..
  2. Axonal cytoskeletal changes in experimental glaucoma
    Brad Fortune; Fiscal Year: 2010
    ..This project evaluates and advances clinical tools for detecting early damage and progression of glaucoma. ..