Research Topics
| K L SchmidSummaryAffiliation: Queensland University of Technology Country: Australia Publications
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Detail Information
Publications
The effects and interactions of GABAergic and dopaminergic agents in the prevention of form deprivation myopia by brief periods of normal visionKatrina L Schmid
School of Optometry and Vision Science, Faculty of Health and Vision Improvement Domain, Institute of Health and Biomedical Innovation, Queensland University of Technology, Brisbane, QLD 4059, Australia Electronic address
Exp Eye Res 110:88-95. 2013..The protective effect of normal vision against form-deprivation is modifiable by both the GABAergic and DAergic pathways...- Assessment of daily light and ultraviolet exposure in young adultsKatrina L Schmid
School of Optometry and Vision Science, Faculty of Health, and Vision Improvement Domain, Institute of Health and Biomedical Innovation, Queensland
Optom Vis Sci 90:148-55. 2013.... 
The effect of manipulations to target contrast on emmetropization in chickKatrina L Schmid
Centre for Health Research, School of Optometry, Queensland University of Technology, Victoria Park Rd, Kelvin Grove, 4059 Brisbane, QLD, Australia
Vision Res 46:1099-107. 2006..56 D; 8.5%: RE diff=-4.09+/-3.60 D). We conclude that image contrast provides important visual information for the eye growth control system or that contrast must reach a threshold value for some other emmetropization signal to function...- Effects on the compensatory responses to positive and negative lenses of intermittent lens wear and ciliary nerve section in chicksK L Schmid
Centre for Eye Research, Queensland University of Technology and Vision, Brisbane, Australia
Vision Res 36:1023-36. 1996..Ciliary nerve section used here to eliminate accommodation did not alter these response patterns... - Inhibitory effects of apomorphine and atropine and their combination on myopia in chicksKatrina L Schmid
School of Optometry, Queensland University of Technology, and Vision Touch and Hearing Research Centre, School of Biomedical Science, University of Queensland, Brisbane, Australia
Optom Vis Sci 81:137-47. 2004..Our study filled this deficiency. After establishing that apomorphine inhibited lens-induced myopia, we investigated whether apomorphine and atropine acted sequentially via the same control pathway or via different parallel pathways... - Relationship between intraocular pressure and eye growth in chickKatrina L Schmid
Centre for Eye Research, School of Optometry, Queensland University of Technology, Brisbane, Australia
Ophthalmic Physiol Opt 23:25-33. 2003..The faster growing eyes of the -15 D group exhibited a later relative increase in IOP. The described changes in IOP are compatible with, but do not prove, a modulatory influence of IOP on early eye growth... - Assessment of visual acuity and contrast sensitivity in the chick using an optokinetic nystagmus paradigmK L Schmid
Centre for Eye Research, School of Optometry, Queensland University of Technology, Kelvin Grove Campus, Victoria Park Road, Redhill, Brisbane, QLD 4059, Australia
Vision Res 38:2629-34. 1998..These data suggest that the visual performance of the chick is slightly poorer than that of the pigeon which has a similar eye size and exhibits similar foraging behaviour... - Blur detection thresholds in childhood myopia: single and dual target presentationKatrina L Schmid
Centre for Eye Research, School of Optometry, Queensland University of Technology, Kelvin Grove Campus, Victoria Park Road, Kelvin Grove, Brisbane, Queensland 4059, Australia
Vision Res 42:239-47. 2002..We found that the blur detection ability showed greater individual variation in myopic children. Further work is required to determine whether blur detection ability is of relevance to myopia development... - Timolol lowers intraocular pressure but does not inhibit the development of experimental myopia in chickK L Schmid
Centre for Eye Research, School of Optometry, Queensland University of Technology, Brisbane, Australia
Exp Eye Res 70:659-66. 2000.... - Contrast and spatial-frequency requirements for emmetropization in chicksK L Schmid
Centre for Eye Research, School of Optometry, Queensland University of Technology, Brisbane, Australia
Vision Res 37:2011-21. 1997..Finally, the data hint that chromatic aberration may have some role as a cue to defocus in emmetropization... - Imposed retinal image size changes--do they provide a cue to the sign of lens-induced defocus in chick?K L Schmid
Centre for Eye Research, School of Optometry, Queensland University Technology, Brisbane, Australia
Optom Vis Sci 76:320-5. 1999..magnification), we asked whether retinal image size might provide the required sign information... - AC/A ratios in myopic and emmetropic Hong Kong children and the effect of timololJennifer C Chen
Centre for Eye Research, School of Optometry, Queensland University of Technology, Victoria Park Road, Kelvin Grove, QLD, 4059, Australia
Clin Exp Optom 86:323-30. 2003..The finding that timolol reduced AC in the stable myopes suggests that the autonomic control of accommodative convergence in these children may be different from that in emmetropic children and those with progressing myopia... - Hard contact lenses alter accommodative gain but do not prevent refractive adaptation in chicksK L Schmid
Centre for Eye Research, School of Optometry, Queensland University of Technology, Brisbane, Australia
Optom Vis Sci 74:20-7. 1997..That compensation, albeit incomplete, occurred with the contact lens as well as the spectacle lens, suggests that neither accommodation nor astigmatism are fundamental cues for emmetropization as modeled here... - Retinal serotonin, eye growth and myopia development in chickAbigail George
Vision Touch and Hearing Research Centre, School of Biomedical Science, University of Queensland, Brisbane, QLD, Australia
Exp Eye Res 81:616-25. 2005..5%). Collectively, these results suggest that manipulations to the serotonin system can alter the eye growth process but the role of this transmitter system within this process remains unclear... - Emmetropisation responses when visual information is presented at only one or two near target planes in chickKatrina L Schmid
Centre for Eye Research, School of Optometry, Queensland University of Technology, Victoria Park Road, Kelvin Grove, QLD, 4059, Australia
Clin Exp Optom 86:308-16. 2003..Emmetropisation responses are more accurate when information is presented at many distances... - Randomized trial of effect of bifocal and prismatic bifocal spectacles on myopic progression: two-year resultsDesmond Cheng
School of Optometry, Faculty of Health and Vision Improvement Domain, Queensland University ofTechnology, Brisbane, Australia
Arch Ophthalmol 128:12-9. 2010..To determine whether bifocal and prismatic bifocal spectacles could control myopia in children with high rates of myopic progression... - The effect of under and over refractive correction on visual performance and spectacle lens acceptanceD A Atchison
Centre for Eye Research, School of Optometry, Queensland University of Technology, Australia
Ophthalmic Physiol Opt 21:255-61. 2001..In conclusion, the questionnaire findings support the need for both accurate monocular and binocular refractions. Subjects differed in their criteria for judging lens acceptability... - Eye shape in emmetropia and myopiaDavid A Atchison
School of Optometry, Queensland University of Technology, Brisbane, Queensland, Australia
Invest Ophthalmol Vis Sci 45:3380-6. 2004..To determine axial, vertical, and horizontal eye dimensions in myopic and emmetropic eyes by using magnetic resonance imaging (MRI) and to relate these to different ocular expansion models of myopia development... - Evaluation of inner retinal function in myopia using oscillatory potentials of the multifocal electroretinogramJennifer C Chen
School of Optometry and Institute of Health and Biomedical Innovation, Queensland University of Technology, Brisbane, Australia
Vision Res 46:4096-103. 2006..We sought to investigate the response dynamics of the inner retina of adult emmetropes and myopes by analysing the oscillatory potentials of the multifocal electroretinogram (mfERG) in these groups... - The effect of positive-lens addition and base-in prism on accommodation accuracy and near horizontal phoria in Chinese myopic childrenDesmond Cheng
School of Optometry and Institute of Health and Biomedical Innovation, Queensland University of Technology, Brisbane, QLD, Australia
Ophthalmic Physiol Opt 28:225-37. 2008..25 D alone (-2.4 Delta vs -6.9 Delta). The results suggest that incorporating near base-in prism when prescribing bifocal lenses for young progressing myopes with exophoria could reduce the positive lens-induced oculomotor imbalance... - Neural and optical limits to visual performance in myopiaDavid A Atchison
School of Optometry, Queensland University of Technology, Victoria Park Road, Kelvin Grove, QLD, Australia
Vision Res 46:3707-22. 2006..g. ganglion cell death) or a posterior polar expansion in which the point about which expansion occurs is near the centre of the previously emmetropic globe... - Changes in implicit time of the multifocal electroretinogram response following contrast adaptationJennifer C Chen
School of Optometry and Institute of Health and Biomedical Innovation, Queensland University of Technology, Brisbane, Australia
Curr Eye Res 31:549-56. 2006..We sought to investigate the characteristics of retinal contrast adaptation using the multifocal electroretinogram (mfERG)... - Slow flash multifocal electroretinogram in myopiaJennifer C Chen
School of Optometry, Institute of Health and Biomedical Innovation, Queensland University of Technology, Brisbane, Australia
Vision Res 46:2869-76. 2006.... - Retinal adaptation responses revealed by global flash multifocal electroretinogram are dependent on the degree of myopic refractive errorJennifer C Chen
School of Optometry and Institute of Health and Biomedical Innovation, Queensland University of Technology, Brisbane, Australia
Vision Res 46:3413-21. 2006..We sought to investigate the response dynamics of the inner retina of adult emmetropes and myopes using the global flash multifocal electroretinogram (mfERG) paradigm... - The expandability of the eye in childhood myopiaKatrina L Schmid
Centre for Eye Research, School of Optometry, Queensland University of Technology, Brisbane, Australia
Curr Eye Res 26:65-71. 2003..No studies have assessed the significance of both of these variables in terms of childhood myopia and its progression... - Peripheral refraction along the horizontal and vertical visual fields in myopiaDavid A Atchison
School of Optometry, Queensland University of Technology, Victoria Park Road, Kelvin Grove, QLD 4059, Australia
Vision Res 46:1450-8. 2006..Myopia has more effect on peripheral refraction of adult eyes along the horizontal than along the vertical visual field. The peripheral variations in refraction match well what is known about the shapes of emmetropic and myopic eyes... - The autonomic control of accommodation and implications for human myopia development: a reviewJennifer C Chen
Centre for Eye Research, School of Optometry, Queensland University of Technology, Victoria Park Road, Kelvin Grove, Brisbane QLD 4059, Australia
Ophthalmic Physiol Opt 23:401-22. 2003..The collective results of this research point to anomalous accommodation responses, possibly as a result of underlying anomalous autonomic input to the ciliary muscle, being involved in myopia development and progression... - Effect of unilateral forced nostril breathing on tonic accommodation and intraocular pressureJennifer C Chen
Centre for Health Research, Queensland University of Technology, Victoria Park Rd, Kelvin Grove, 4059, Brisbane, Australia
Clin Auton Res 14:396-400. 2004..The purpose of this study was to investigate the effect of UFNB on the resting state of the accommodation system, i. e. tonic accommodation (TA), along with measures of intraocular pressure (IOP), blood pressure and heart rate... - The effect of a beta-adrenoceptor antagonist on accommodative adaptation in Hong Kong childrenJennifer C Chen
Centre for Health Research, School of Optometry, Queensland University of Technology, Brisbane, Australia
Curr Eye Res 30:179-88. 2005..Tonic accommodation was measured before and after 5 min of video game-playing using an open-field Shin-Nippon autorefractor. Measurements were repeated 30 min after timolol instillation... - Shape of the retinal surface in emmetropia and myopiaDavid A Atchison
Centre for Health Research Optometry, Queensland University of Technology, Brisbane, Queensland, Australia
Invest Ophthalmol Vis Sci 46:2698-707. 2005..To determine and compare the shapes of the retinas of emmetropic and myopic eyes... - The effect of common reductions in letter size and contrast on accommodation responses in young adult myopes and emmetropesKatrina L Schmid
Centre for Health Research, School of Optometry, Queensland University of Technology, Brisbane, Australia
Optom Vis Sci 82:602-11. 2005..These were varied so as to mimic what might occur when students photocopy and reduce reading materials... - Delayed mfERG responses in myopiaJennifer C Chen
Centre for Health Research Optometry, Queensland University of Technology, Victoria Park Road, Kelvin Grove, Brisbane, QLD 4059, Australia
Vision Res 46:1221-9. 2006..Delayed mfERG responses observed in myopes were not attributable to the anatomical change that accompanies myopia and may suggest underlying differences in retinal function that result from being myopic... - Prevalence of myopia in a group of Hong Kong microscopistsPatrick W K Ting
Centre for Myopia Research, Department of Optometry and Radiography, The Hong Kong Polytechnic University, Hong Kong
Optom Vis Sci 81:88-93. 2004..To study the prevalence and magnitude of myopia in a group of Hong Kong Chinese microscopists and compare it with that observed in microscopists working in the United Kingdom... - Hyperopia is predominantly axial in natureN C Strang
Centre for Eye Research, School of Optometry, Queensland University of Technology, Brisbane, Australia
Curr Eye Res 17:380-3. 1998..e. myopic eyes have longer than normal axial lengths, with corneal radius variations having only a small influence on the magnitude of the refractive error. In this study we assess whether a similar relationship exists for hyperopia... - Myopia prevalence in Chinese-Canadian children in an optometric practiceDesmond Cheng
School of Optometry and Institute of Health and Biomedical Innovation, Queensland University of Technology, Brisbane, Australia
Optom Vis Sci 84:21-32. 2007..This study aims to determine the prevalence and progression of myopia in ethnic Chinese children living in Canada... - The detection of diabetic retinopathy by Australian optometristsKatrina L Schmid
Centre for Eye Research, School of Optometry, Queensland University of Technology, Kelvin Grove, QLD, 4059, Australia
Clin Exp Optom 85:221-8. 2002..5 errors. CONCLUSION: Randomly selected Australian optometrists are able to detect and grade diabetic retinal changes solely by retinal examination and refer the patients requiring specialist care... - Retrospective analysis of refractive errors in children with vision impairmentJojo W Du
Centre for Health Research-Optometry, Queensland University of Technology, Victoria Park Road, Kelvin Grove 4059, Brisbane, Queensland, Australia
Optom Vis Sci 82:807-16. 2005..Children with vision impairment often have an associated ametropia suggesting that the emmetropization system is also impaired... - Identification of apolipoprotein A-I as a "STOP" signal for myopiaEric Bertrand
Genome and Proteome Sciences, Novartis Institutes for BioMedical Research, CH 4002 Basel, Switzerland
Mol Cell Proteomics 5:2158-66. 2006..The correlation of elevated apoA-I levels with reduced ocular axial growth points toward a functional relationship with the observed morphological changes of the eye... - Objective real-time measurement of instrument myopia in microscopists under different viewing conditionsPatrick W K Ting
Centre for Myopia Research, School of Optometry, The Hong Kong Polytechnic University, Hong Kong
Vision Res 46:2354-62. 2006..Other factors may play more of a role in determining the degree of instrument myopia during microscopy than the task variables altered here... - What image properties regulate eye growth?Robert F Hess
McGill Vision Research, Department of Ophthalmology, McGill University, Montreal, Quebec, Canada
Curr Biol 16:687-91. 2006..e., spectral slope) are important...