Ian Murray

Search results

• 2021

  The role of dark adaptation in understanding early AMD

  Murray, I. J., Rodrigo-Diaz, E., Kelly, J. M. F., Tahir, H. J., Carden, D., Patryas, L. & Parry, N. R., 2021, In: Progress in Retinal and Eye Research. 101015.

  Research output: Contribution to journal › Article › peer-review

  • Dark Adaptation 100%
  • Age-Related Macular Degeneration 100%
  • Morphology 100%
  • Pigment 100%
  • Analytical Method 33%
• 2020

  Anomalous pupillary responses to M-cone onsets are linked to L:M ratio

  Parry, N. R. A., Rodrigo-Diaz, E. & Murray, I. J., 1 Apr 2020, In: Optical Society of America. Journal A: Optics, Image Science, and Vision . 37, 4, p. 163-169

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Pupillary Response 100%
  • Ligation 100%
  194 Downloads (Pure)

• Chromatic Fading Following Complete Adaptation To Unique Hues

  Murray, I., 1 Jun 2020, In: Journal of vision. 20, 6, p. 0-20 20 p., 20.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Constant Time 100%
  • Adaptation Time 100%
  • Time Constant 100%
  • Individual Differences 100%
  • Recovery Time 50%
• 2019

  The Light and the Dark of Early and Intermediate AMD: Cone- and Rod-Mediated Changes Are Linked to Fundus Photograph and FAF Abnormalities

  Rodrigo-Diaz, E., Tahir, H. J., Kelly, J. M., Parry, N. R. A., Aslam, T. & Murray, I. J., 2 Dec 2019, In: Investigative ophthalmology & visual science. 60, 15, p. 5070-5079 10 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Autofluorescence 100%
  • Photograph 100%
  • Photography 100%
  • Dark Adaptation 60%
  • Contrast Sensitivity 60%
• 2018

  Chips in the sunshine: color constancy with real versus simulated Munsell chips under illuminants adjacent to the daylight locus

  Kelly, J. M. F., Daugirdiene, A., Kulikowski, J. J. & Murray, I. J., 20 Feb 2018, In: Journal of the Optical Society of America A: Optics and Image Science, and Vision. 35, 4, p. B100-B105

  Research output: Contribution to journal › Article › peer-review

  • Illuminant 100%
  • Color Constancy 100%
  • Dependent Variable 100%
  • Linear Model 100%
  • Linear Models 100%

• Human S-cone electroretinograms obtained by silent substitution stimulation

  Maguire, J., Parry, N. R. A., Kremers, J., Murray, I. J. & McKeefry, D., 29 Jan 2018, In: Journal of the Optical Society of America A: Optics and Image Science, and Vision. 35, 4, p. B11-B18

  Research output: Contribution to journal › Article › peer-review

  • Silent Substitution 100%
  • Morphology 33%

• Paradoxical pupil responses to isolated M-cone increments

  Murray, I. J., Kremers, J., McKeefry, D. & Parry, N. R. A., 15 Feb 2018, In: Journal of the Optical Society of America A: Optics and Image Science, and Vision. 35, 4, p. B66-B71

  Research output: Contribution to journal › Article › peer-review

  • Pupillary Reflex 100%
  • Silent Substitution 50%

• Rod- versus cone-driven ERGs at different stimulus sizes in normal subjects and retinitis pigmentosa patients

  Aher, A. J., McKeefry, D. J., Parry, N. R. A., Maguire, J., Murray, I. J., Tsai, T. I., Huchzermeyer, C. & Kremers, J., 1 Feb 2018, In: Documenta Ophthalmologica. 136, 1, p. 27-43 17 p.

  Research output: Contribution to journal › Article › peer-review

  • Normal Human 100%
  • Retinitis pigmentosa 100%
  • Silent Substitution 33%
  • Fourier Analysis 16%
  • Dark Adaptation 16%

• Slowed Dark Adaptation in Early AMD; Dual Stimulus Reveals Scotopic and Photopic Abnormalities

  Tahir, H. J., Rodrigo-Diaz, E., Parry, N. R. A., Kelly, J. M. F., Carden, D., Aslam, T. M. & Murray, I. J., Nov 2018, In: Investigative ophthalmology & visual science. 59, 4, p. AMD202-AMD210

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Epileptic Absence 100%
• 2017

  A temporal white noise analysis for extracting the impulse response function of the human electroretinogram

  Zele, A. J., Feigl, B., Kambhampati, P. K., Aher, A., McKeefry, D., Parry, N., Maguire, J., Murray, I. & Kremers, J., 1 Nov 2017, In: Translational Vision Science and Technology. 6, 6, p. 15 1 p., 1.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Flushing 100%
  • Visual Pathway 100%
  • Diseases 20%
  • Clinical Study 20%
  • Oscillatory Potential 20%

• Slowed dark adaptation in older eyes; effect of location

  Tahir, H. J., Rodrigo-Diaz, E., Parry, N. R. A., Kelly, J. M. F., Carden, D. & Murray, I. J., Feb 2017, In: Experimental eye research. 155, p. 47-53 7 p.

  Research output: Contribution to journal › Article › peer-review

  • Disease 100%
  • Age Related Macular Degeneration 100%
  • Dark Adaptation 100%
  • Visual Field 100%
  • Linear Regression 100%

• The morphology of human rod ERGs obtained by silent substitution stimulation

  Maguire, J., Parry, N., Kremers, J., Murray, I. & McKeefry, D., 13 Jan 2017, In: Documenta Ophthalmologica.

  Research output: Contribution to journal › Article › peer-review

  Open Access
• 2016

  Automated Measurement of Visual Acuity in Pediatric Ophthalmic Patients Using Principles of Game Design and Tablet Computers

  Aslam, T. M., Tahir, H. J., Parry, N. R. A., Murray, I. J., Kwak, K., Heyes, R., Salleh, M. M., Czanner, G. & Ashworth, J., Oct 2016, In: American journal of ophthalmology. 170, p. 223-227 5 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Tablet Computer 100%
  • Agents Acting on the Eye 100%
  • Visual Acuity 100%
  • Tablet 100%
  • Disease 33%
  169 Downloads (Pure)

• Development and Testing of an Automated Computer Tablet-Based Method for Self-Testing of High and Low contrast Near Visual Acuity in Ophthalmic Patients

  Aslam, T. M., Parry, N. R. A., Murray, I., Salleh, M., Dal Col, C., Kwak, K., Mirza, N., Czanner, G. & Tahir, H., 2016, In: Graefe's Archive for Clinical and Experimental Ophthalmology. 254, 5, p. 891-899

  Research output: Contribution to journal › Article › peer-review

  • Computer System 100%
  • Self Evaluation 100%
  • Tablet Computer 100%
  • Agents Acting on the Eye 100%
  • Visual Acuity 100%

• Rod Electroretinograms Elicited by Silent Substitution Stimuli from the Light-Adapted Human Eye

  Maguire, J., Parry, N., Kremers, J., Kommanapalli, D., Murray, I. & McKeefry, D., 31 Aug 2016, In: Translational vision science & technology. 5, 4, 13.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Silent Substitution 100%
  • Dark Adaptation 60%
  • Photoreceptor 40%
  • Signal Noise Ratio 20%
  • Fourier Analysis 20%

• Spatial properties of L- and M-cone driven incremental (On-) and decremental (Off-) electroretinograms: evidence for the involvement of multiple post-receptoral mechanisms

  Tsai, T. I., Jacob, M. M., McKeefry, D., Murray, I. J., Parry, N. R. A. & Kremers, J., 2016, In: Optical Society of America. Journal A: Optics, Image Science, and Vision . 33, p. A1-A11

  Research output: Contribution to journal › Article › peer-review
• 2015

  Lutein supplementation leads to decreased soluble complement membrane attack complex sC5b‐9 plasma levels

  Tian, Y., Kijlstra, A., van der Veen, R. L., Makridaki, M., Murray, I. J. & Berendschot, T. T., 17 Feb 2015, In: Acta Ophthalmol. 93, 2, p. 141-145 4 p.

  Research output: Contribution to journal › Article › peer-review

  • Complement Membrane Attack Complex 100%

• The rods in early age-related macular degeneration

  Rodrigo Diaz de Cerio, E., Tahir, H., Parry, N. & Murray, I., Apr 2015, In: Optician. p. 16-21 6 p.

  Research output: Contribution to journal › Article › peer-review

  • Disease 100%
  • Age Related Macular Degeneration 100%
  • Multifactorial Disease 100%

• What's the risk? Assessment of patients with stable chest pain

  Cubukcu, A., Murray, I. & Anderson, S., 1 Jun 2015, In: Echo Research and Practice. 2, 2, p. 41-48 8 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Thorax Pain 100%
  • Coronary Artery Disease 100%
  • Angina pectoris 50%
  • Stress Echocardiography 50%
  • Sulfanilamide 33%
• 2014

  Incremental and decremental L- and M-cone-driven ERG responses: I. Square-wave pulse stimulation

  McKeefry, D., Kremers, J., Kommanapalli, D., Challa, N. K., Murray, I. J., Maguire, J. & Parry, N. R. A., 1 Apr 2014, In: Optical Society of America. Journal A: Optics, Image Science, and Vision . 31, 4, p. A159-A169

  Research output: Contribution to journal › Article › peer-review

  • Photoreceptor 100%
  • Pulse Wave 100%

• Incremental and decremental L- and M-cone driven ERG responses: II. Sawtooth stimulation

  Kremers, J., Pangeni, G., Tsaousis, K. T., McKeefry, D., Murray, I. J. & Parry, N. R. A., 1 Apr 2014, In: Optical Society of America. Journal A: Optics, Image Science, and Vision . 31, 4, p. A170-A178

  Research output: Contribution to journal › Article › peer-review

  • Stimulus 100%
  • Stimulation 100%
  • Polarity 100%

• Lightness constancy and its link with cone contrast

  Murray, I. J., Daugirdiene, A., Panorgias, A., Stanikunas, R., Kulikowski, J. J. & Kelly, J. M. F., 1 Apr 2014, In: Optical Society of America. Journal A: Optics, Image Science, and Vision . 31, 4, p. A350-A356

  Research output: Contribution to journal › Article › peer-review

  • Lightness Constancy 100%
  • Surface Reflectance 100%
  • Surface Property 100%
  • Luminance Contrast 33%

• Optimisation and assessment of three modern touch screen tablet computers for clinical vision testing.

  Tahir, H. J., Murray, I. J., Parry, N. R. A. & Aslam, T. M., 2014, In: PLoS ONE. 9, 4, e95074.

  Research output: Contribution to journal › Article › peer-review

  • Daily Life 100%
  • Reflectance 100%
  • Technological Advance 100%
  • Standardized Method 100%
  • Warm up 100%

• Rapid method for assessing rod function using recovery of spatial contrast thresholds following a bleach

  Puell, M. C., Kelly, J. M. & Murray, I. J., 2014, In: Exp Eye Res. 125, p. 256-61 194 p.

  Research output: Contribution to journal › Article › peer-review

  • Dynamics 100%
  • Photobleaching 100%
  • Photopigment 100%
  • Contrast Sensitivity 100%
  • Transition Point 100%

• Temporal characteristics of L- and M-cone isolating steady-state electroretinograms

  Kommanapalli, D., Murray, I. J., Kremers, J., Parry, N. R. A. & McKeefry, D. J., 1 Apr 2014, In: Optical Society of America. Journal A: Optics, Image Science, and Vision . 31, 4, p. A113-A120

  Research output: Contribution to journal › Article › peer-review

  • Fourier Transform 100%

• The association between dark adaptation and macular pigment optical density in healthy subjects.

  Patryas, L., Parry, N., Carden, D., Aslam, T. & Murray, I. J., Apr 2014, In: Graefe's archive for clinical and experimental ophthalmology = Albrecht von Graefes Archiv für klinische und experimentelle Ophthalmologie. 252, 4, p. 657-63 6 p.

  Research output: Contribution to journal › Article › peer-review

  • Dark Adaptation 100%
  • Visual Pigment 100%
  • Night Vision 33%
  • Iris 18%
  • Bleaching Agent 18%
• 2013

  An assessment of a modern touch-screen tablet computer with reference to core physical characteristics necessary for clinical vision testing

  Aslam, T. M., Murray, I. J., Lai, M. Y. T., Linton, E., Tahir, H. J. & Parry, N. R. A., 6 Jul 2013, In: Journal of the Royal Society Interface. 10, 84, 20130239.

  Research output: Contribution to journal › Article › peer-review

  • Vision Test 100%
  • Luminance Level 66%
  • Awareness 25%
  • Contrast Sensitivity 25%

• Assessment of age changes and repeatability for computer-based rod dark adaptation

  Patryas, L., Parry, N. R. A., Carden, D., Baker, D. H., Kelly, J. M. F., Aslam, T. & Murray, I. J., Jul 2013, In: Graefe's Archive for Clinical and Experimental Ophthalmology. 251, 7, p. 1821-1827 6 p.

  Research output: Contribution to journal › Article › peer-review

  • Dark Adaptation 100%
  • Photograph 50%
  • Bleaching Agent 50%

• Lutein supplementation over a one-year period in early AMD might have a mild beneficial effect on visual acuity: The CLEAR study

  Murray, I. J., Makridaki, M., van der Veen, R. L. P., Carden, D., Parry, N. R. A. & Berendschot, T. T. J. M., 2013, In: Investigative Ophthalmology and Visual Science. 54, 3, p. 1781-1788 7 p.

  Research output: Contribution to journal › Article › peer-review

  • Age Related Macular Degeneration 100%
  • Visual Pigment 100%
  • Xanthophyll 100%
  • Age-Related Macular Degeneration 100%
  • Deterioration 60%

• Macular pigment in ophthalmic practice; A survey

  Murray, I. J., Hassanali, B. & Carden, D., Oct 2013, In: Graefe's Archive for Clinical and Experimental Ophthalmology. 251, 10, p. 2355-2362 7 p.

  Research output: Contribution to journal › Article › peer-review

  • Agents Acting on the Eye 100%
  • Visual Pigment 100%
  • Optical Density 66%
  • Diabetes Mellitus 33%
  • Iris 22%

• The Effect of Lutein Supplementation on Blood Plasma Levels of Complement Factor D, C5a and C3d

  Tian, Y., Kijlstra, A., van der Veen, R. L. P., Makridaki, M., Murray, I. J. & Berendschot, T. T. J. M., 29 Aug 2013, In: PLoS ONE. 8, 8, e73387.

  Research output: Contribution to journal › Article › peer-review

  • Lutein 100%
  • Factor D 100%
  • Blood Plasma 100%
  • Blood Level 100%
  • Complement Component 5a 100%
• 2012

  Phases of daylight and the stability of color perception in the near peripheral human retina

  Panorgias, A., Kulikowski, J. J., Parry, N. R. A., McKeefry, D. J. & Murray, I. J., 2012, In: Journal of vision. 12, 3

  Research output: Contribution to journal › Article › peer-review

  • Color Vision 100%
  • Color Space 33%

• Real-world stimuli show perceived hue shifts in the peripheral visual field

  Parry, N. R. A., Panorgias, A., McKeefry, D. J. & Murray, I. J., 1 Feb 2012, In: Optical Society of America. Journal A: Optics, Image Science, and Vision . 29, 2, p. A96-A101

  Research output: Contribution to journal › Article › peer-review

  • Constant Value 100%
  • Illuminant 100%
  • Color Matching 100%
  • Metamerism 100%
  • Primary Color 100%

• Sex-related differences in peripheral human color vision: A color matching study

  Murray, I. J., Parry, N. R. A., McKeefry, D. J. & Panorgias, A., 2012, In: Journal of vision. 12, 1, p. 1-10 9 p.

  Research output: Contribution to journal › Article › peer-review

  • Color Vision 100%
  • Humans 100%
  • Saturation 60%
  • Retina 20%
  • Polymorphism 20%

• Simultaneous chromatic and luminance human electroretinogram responses

  Parry, N. R. A., Murray, I. J., Panorgias, A., Mckeefry, D. J., Lee, B. B. & Kremers, J., Jul 2012, In: Journal of Physiology. 590, 13, p. 3141-3154 13 p.

  Research output: Contribution to journal › Article › peer-review

  • Parallel Processing 100%

• Systematic violations of von Kries rule reveal its limitations for explaining color and lightness constancy

  Kulikowski, J. J., Daugirdiene, A., Panorgias, A., Stanikunas, R., Vaitkevicius, H. & Murray, I. J., 1 Feb 2012, In: Optical Society of America. Journal A: Optics, Image Science, and Vision . 29, 2, p. A275-A289

  Research output: Contribution to journal › Article › peer-review

  • Color Constancy 100%
  • Lightness Constancy 100%
  • Background Object 50%
  • Luminance Contrast 25%

• The relationship between peripherally matched invariant hues and unique hues: A cone-contrast approach

  Panorgias, A., Kulikowski, J. J., Parry, N. R. A., McKeefry, D. J. & Murray, I. J., 1 Feb 2012, In: Optical Society of America. Journal A: Optics, Image Science, and Vision . 29, 2, p. A233-A239

  Research output: Contribution to journal › Article › peer-review

  • Color 100%
  • Contrast 100%
  • Saturation 50%
  • Experiment 25%
  • Retina 25%
• 2011

  Peripheral aberration measurements: Elliptical pupil transformation and variations in horizontal coma across the visual field

  Hartwig, A., Murray, I. J. & Radhakrishnan, H., Sept 2011, In: Clinical and Experimental Optometry. 94, 5, p. 443-451 8 p.

  Research output: Contribution to journal › Article › peer-review

  • Visual Field 100%
  • Coma 100%
  • Optometrist 25%
  • Aberrometer 25%

• The influence of retinal illuminance on L-and M-cone driven electroretinograms

  Kremers, J., Parry, N. R. A., Panorgias, A. & Murray, I. J., Mar 2011, In: Visual Neuroscience. 28, 2, p. 129-135 6 p.

  Research output: Contribution to journal › Article › peer-review

  • Illuminance 100%
  • Electroretinogram 100%
  • Phase Difference 20%
  • Interindividual Variability 20%
  • Luminance Level 20%

• The influence of retinal illuminance on L- and M-cone driven ERGs.

  Kremers, J., Parry, N., Panorgias, A. & Murray, I., 2011, In: VIsual Neuroscience..

  Research output: Contribution to journal › Article › peer-review
• 2010

  L- and M-cone input to 12Hz and 30Hz flicker ERGs across the human retina

  Challa, N. K., McKeefry, D., Parry, N. R. A., Kremers, J., Murray, I. J. & Panorgias, A., Sept 2010, In: Ophthalmic and Physiological Optics. 30, 5, p. 503-510 7 p.

  Research output: Contribution to journal › Article › peer-review

  • Agents Acting on the Eye 100%
  • Human Subject 100%
  • Silent Substitution 100%
  • Spatial Configuration 100%
  • Fourier Analysis 100%

• Naming versus matching and the stability of unique hues

  Panorgias, A., Kulikowski, J. J., Parry, N. R. A., McKeefry, D. J. & Murray, I. J., Sept 2010, In: Ophthalmic and Physiological Optics. 30, 5, p. 553-559 6 p.

  Research output: Contribution to journal › Article › peer-review

  • Discrimination 100%
  • Visual Field 50%

• The oblique effect has an optical component: orientation-specific contrast thresholds after correction of high-order aberrations

  Murray, I. J., Elliott, S. L., Pallikaris, A., Werner, J. S., Choi, S. & Tahir, H. J., 2010, In: Journal of vision. 10, 11, p. 1-12 11 p.

  Research output: Contribution to journal › Article › peer-review

• The repeatability of the MPS 9000 macular pigment screener

  Murray, I., Carden, D. & Makridaki, M., 2010, In: British Journal of Ophthalmology. In Press.

  Research output: Contribution to journal › Article › peer-review
• 2009

  A new desktop instrument for measuring macular pigment optical density based on a novel technique for setting flicker thresholds

  Van Der Veen, R. L. P., Berendschot, T. T. J. M., Hendrikse, F., Carden, D., Makridaki, M. & Murray, I. J., Mar 2009, In: Ophthalmic and Physiological Optics. 29, 2, p. 127-137 10 p.

  Research output: Contribution to journal › Article › peer-review

  • Standard Deviation 100%
  • Reflectometry 100%
  • Repeatability 100%
  • Optical Density 100%
  • Visual Pigment 100%

• Contrast sensitivity based orientation changes in refractive surgery patients

  Tahir, H. J., Parry, N. R. A., Brahma, A., Ikram, K. & Murray, I. J., May 2009, In: Ophthalmic and Physiological Optics. 29, 3, p. 363-369 6 p.

  Research output: Contribution to journal › Article › peer-review

  • Grating 100%
  • Refractive Surgery 100%
  • Halo 100%
  • Optometrist 33%
  • Sensitivity Analysis 33%

• Correspondence between retinal reflectometry and a flicker-based technique in the measurement of macular pigment spatial profiles

  Van Der Veen, R. L. P., Berendschot, T. T. J. M., Makridaki, M., Hendrikse, F., Carden, D. & Murray, I. J., 2009, In: Journal of Biomedical Optics. 14, 6, 064046.

  Research output: Contribution to journal › Article › peer-review

  • Visual Pigment 100%
  • Writing 100%
  • Photometry 100%
  • Reflectometry 100%

• Higher-order aberrations produce orientation-specific notches in the defocused contrast sensitivity function

  Tahir, H. J., Parry, N. R. A., Pallikaris, A. & Murray, I. J., 16 Jul 2009, In: Journal of vision. 9, 7, 11.

  Research output: Contribution to journal › Article › peer-review

  • Contrast Sensitivity Function 100%
  • Theoretical Modeling 100%
  • Coma 100%
  • Local Minimum 33%

• Macular pigment measurement in clinics: Controlling the effect of the ageing media

  Makridaki, M., Carden, D. & Murray, I. J., May 2009, In: Ophthalmic and Physiological Optics. 29, 3, p. 338-344 6 p.

  Research output: Contribution to journal › Article › peer-review

  • Hospital 100%
  • Optical Density 100%
  • Visual Pigment 100%
  • Filter 16%
  • Optometrist 16%

• Nasal-temporal differences in cone-opponency in the near peripheral retina

  Panorgias, A., Parry, N. R. A., McKeefry, D. J., Kulikowski, J. J. & Murray, I. J., May 2009, In: Ophthalmic and Physiological Optics. 29, 3, p. 375-381 6 p.

  Research output: Contribution to journal › Article › peer-review

  • Photoreceptor 100%
  • Nasal 100%