Center for Visual Sciences at Miami University (CVSMU)




Seeing forbidden colors
Billock VA and Tsou BH
Scientific American 302(2):72-77, 2010.


Diffusion, intermittency, and noise-sustained metastable chaos in the Lorenz equations: The effects of noise on multistability
Tung WW, Hu J, Gao J and Billock VA
International Journal of Bifurcations and Chaos 18:1749-1758, 2008.

Molecular Diversity and Genomic Organisation of the alpha, beta and gamma eye lens crystallins from the Antarctic toothfish Dissostichus mawsoni
Kiss AJ and Cheng CHC
Comparative Biochemistry & Physiology - Part D: Genomics and Proteomics
*:**-**, 2008 (in press).


Neural interactions between flicker-induced self-organized visual hallucinations and physical stimuli
Billock VA and Tsou BH
Proceedings of the National Academy of Sciences USA 104:8490-8495, 2007.

FGF-Hedgehog Interdependence During Retina Regeneration
Spence JR, Madhavan M, Aycinena JC and Del Rio-Tsonis K
Dev. Dyn. 236:1161–1174, 2007.

Retina regeneration in the embryonic chick is not induced by spontaneous Mitf downregulation, but requires FGF/FGFR/MEK/ERK dependent upregulation of Pax6
Spence JR, Madhavan M, Aycinena JC, and Del Rio-Tsonis K
Mol. Vision 13:57-65, 2007.

Who Do You Look Like? Evidence for the existence of facial stereotypes for male names
Lea MA, Thomas RD , Lamkin NA, and Bell A
In Press, Psychonomic Bulletin & Review, 2007.


Real-time differential refractometry without interferometry at a sensitivity level of 10-6
McClimans M2, LaPlante C1, Bonner D2, and Bali S
Applied Optics 45:6477–6487, 2006.
1Miami University undergraduate student     2Miami University graduate student

Fechner-Benham subjective colors do not induce McCollough aftereffects
Billock VA , Ditzinger T, Kelso JAS and Tsou BH
Spatial Vision 19:161-172, 2006.

Inertia and memory in ambiguous visual perception
Gao JB, Billock VA , Merk I, Tung WW, White KD, Harris JG and Roychowdhury VP
Cognitive Processing 7:105-112, 2006.

Identification of microRNAs and other small RNAs from the adult newt eye
Makarev E, Spence JR, Del Rio-Tsonis K, and Tsonis PA
Mol. Vision 12:1386-91, 2006.

The role of Pax-6 in lens regeneration
Madhavan M, Haynes T, Call MK, Minich CM, Smith TH, Tsonis PA, and Del Rio-Tsonis K
Proc Natl Acad Sci USA 103(40):14848-53, 2006.

Contextual effects on fine orientation discrimination tasks
Saylor SA and Olzak L
Vision Research 46(18)2988-2997, 2006.

An essential role for FGF receptor signaling in lens development
Robinson ML
Semin Cell Dev Biol 17:726-740, 2006.

Fibroblast growth factor receptor 1 (FGFR1) is dispensable for lens development in mice
Zhao H, Yang Y, Ciruna B, Partanen J, Rossant J, and Robinson ML
Mol Vis 12:15-25, 2006.

Processing time predictions of current models of perception in the classic additive factors paradigm
Thomas RD
Journal of Mathematical Psychology 50:441-455, 2006.


Sensory recoding via neural synchronization: Integrating hue and luminance into chromatic brightness and saturation
Billock VA and Tsou BH
Journal of the Optical Society of America A 22:2289-2298, 2005.

BMP inhibition-driven regulation of six-3 underlies induction of newt lens regeneration
Grogg MW, Call K, Okamoto M, Vergara MN, Del Rio-Tsonis, K, and Tsonis, PA
Nature 438(7069):858-862, 2005.

CNS Regeneration: A morphogen’s tale
Vergara MN, Arsenijevic Y, and Del Rio-Tsonis, K
Journal of Neurobiology 64(4):491-507, 2005.

Contextual effects in fine spatial discriminations
Olzak LA and Laurinen PI
Journal of the Optical Society of America A 22:2230-2238, 2005.

Signaling through FGF Receptor-2 is required for lens cell survival and for withdrawal from the cell cycle during lens fiber cell differentiation
Garcia CM, Yu K, Zhao H, Ashery-Padan R, Ornitz DM, Robinson ML, and Beebe DC
Dev Dyn 233:516-527, 2005.


What do catastrophic visual binding failures look like?
Billock VA and Tsou BH
Trends in Neurosciences 27:84-89, 2004.

A role for cortical crosstalk in the binding problem: Stimulus-driven correlations that link color, form, and motion
Billock VA and Tsou BH
Journal of Cognitive Neuroscience 16:1036-1048, 2004.

Color, qualia and psychophysical constraints on the equivalence of color experience: Continuing Commentary
Billock VA and Tsou BH
Behavioral and Brain Sciences 27:164-165; references on 168, 2004.

Facile isolation and the characterization of human retinal stem cells
Coles BL, Angenieux B, Inoue T, Del Rio-Tsonis K, Spence JR, McInnes RR, Arsenijevic Y, van der Kooy D
Proc Natl Acad Sci U S A. 101(44):15772-15777, 2004.

The hedgehog pathway is a modulator of retina regeneration
Spence JR, Madhavan M, Ewing JD, Jones DK, Lehman BM, and Del Rio-Tsonis K
Development 131(18):4607-4621, 2004.

A novel role of the hedgehog pathway in lens regeneration
Tsonis PA, Vergara MN, Kramer EL, Spence JR, Madhavan M, Call MK, Santiago WG, Valance JE, Robbins DJ, and Del Rio-Tsonis K
Develop. Biol. 267:450-461, 2004.

Effects of a CDK inhibitor in lens regeneration
Tsonis PA, Madhavan M, Call MK, Gainer S, Rice A, and Del Rio-Tsonis K
Wound Rep. Reg. 12:24-29, 2004.

Lens regeneration in mice: Implications in cataracts
Call MK, Grogg M, Del Rio-Tsonis K, and Tsonis PA
Exp. Eye Res. 78:297-299, 2004.

A Newt’s eye view of lens regeneration
Tsonis PA, Tancous E, Madhavan M, and Del Rio-Tsonis, K
Int. J. Dev. Biol. 48(8-9):975-980, 2004.

Retina repair, stem cells and beyond
Haynes TL and Del Rio-Tsonis, K
Current Neurovascular Research 1(3):231-239, 2004.

Lens and Retina Regeneration: Transdifferentiation, stem cells and clinical applications
Tsonis PA and Del Rio-Tsonis, K
Exp. Eye Res. 78:161-172, 2004.

Cold Stable Eye Lens Crystallins of the Antarctic Nototheniid Toothfish Dissostichus mawsoni
Kiss AJ, Mirarefi AY, Ramakrishnan S, Zukoski CF, DeVries AL, and Cheng CHC
J Exp Biol. 207:4633–4649.

Ectopic Pax6 expression disturbs lens fiber cell differentiation
Duncan MK, Xie L, David LL, Robinson ML, Taube JR, Cui W, and Reneker LW
Invest Ophthalmol Vis Sci 45:3589-3598, 2004.

Insertion of a Pax6 consensus-binding site into the alpha-A-crystallin promoter acts as a lens epithelial cell enhancer in transgenic mice
Zhao H, Yang Y, Rizo CM, Overbeek PA, and Robinson ML
Invest Ophthalmol Vis Sci 45:1930-1939, 2004.

Characterization of the roles of STAT1 and STAT3 signal transduction pathways in mammalian lens development
Ebong S, Chepelinsky AB, Robinson ML, Zhao H, Yu CR, and Egwuagu CE
Mol Vis 10:122-131, 2004.


A framework for vision’s bag of tricks
Billock VA
Science 300:742-743, 2003.

Spatiotemporal characteristics of hemodynamic changes in the human lateral prefrontal cortex during working memory tasks
Hoshi Y, Tsou BH, Billock VA , Tanosaki M, Iguchi Y, Shimada M, Shinnba T, Yamada Y and Oda I
NeuroImage 20:1493-1504, 2003.

Unique expression patterns of the retinoblastoma (Rb) gene in intact and lens regeneration-undergoing newt eye
Thitoff A, Call M, Del Rio-Tsonis K, and Tsonis PA
Anatomical Record 271A:185-188, 2003.

Expression of complement components C3 and C5 in newt limb and lens regeneration
Kimura Y, Madhavan M, Call MK, Santiago W, Tsonis PA, Lambris JD, and Del Rio-Tsonis K
Journal of Immunology 170:2331-2339, 2003.

Eye Regeneration at the molecular age
Del Rio-Tsonis, K and Tsonis PA
Dev. Dyn. 226(2):211-224, 2003.

Dual nonlinearities regulate contrast sensitivity in pattern discrimination tasks
Olzak LA and Thomas JP
Vision Research 42:1871-1877, 2003.

Further considerations of a general d' in multidimensional space
Thomas RD
Journal of Mathematical Psychology 47:220-224, 2003.


Expression and role of retinoic acid receptor alpha in lens regeneration
Tsonis PA, Tsavaris M, Call MK, Chandraratna RAS, and Del Rio-Tsonis K
Dev. Growth Differ. 44(5):391-394, 2002.

Orientation-selective summing mechanisms mediate visual search
Laack KA and Olzak LA
Vision Research 43(13):1433-1442, 2003.

Specificity of E2F1, E2F2 and E2F3 in Mediating Phenotypes Induced by Loss of Rb1
Saavedra HI, Wu L, de Bruin A, Timmers C, Rosol TJ, Weinstein M, Robinson ML, and Leone G
Cell Growth Diff 13:215-225, 2002.

Bmp signaling is required for development of primary lens fiber cells
Faber SC, Robinson ML and Lang RA
Development 129:3727-3737, 2002.


Perception of spatio-temporal random fractals: An extension of colorimetric methods to the study of dynamic texture
Billock VA , Cunningham DW, Havig PR and Tsou HP
Journal of the Optical Society of America A 18:2404-2413, 2001.

Fractal time and 1/f spectra in dynamic images and human vision
Billock VA , de Guzman GC and Kelso JAS
Physica D 148:136-146, 2001.

Perception of forbidden colors in retinally stabilized equiluminant images: An indication of softwired cortical color opponency?
Billock VA , Gleason GA and Tsou BH
Journal of the Optical Society of America A 18:2398-2403, 2001.

Sensorimotor adaptation to violations of temporal contiguity
Cunningham DW, Billock VA , and Tsou BH
Psychological Science 12:532-535, 2001.

FGF is an autocrine regulator of human lens cell growth independent of added stimuli
Wormstone IM, Del Rio-Tsonis K, McMahon G, Tamiya S, Davies PD, Marcantonio JM, and Duncan G
Invest.Opthalmol.Vis.Sci. 42(6):1305-1311, 2001.

A human pigment epithelium cell line as a model for lens transdifferentiation
Tsonis PA, Jang W, Del Rio-Tsonis K, and Eguchi G
Int. J. Dev. Biol. 45:753-758, 2001.

Second-order processes in vision: introduction
Chubb C, Olzak LA and Derrington A
Journal of the Optical Society of America A. 18:2197-2203, 2001.

Spatial phase sensitivity of the mechanisms that mediates discrimination of small orientation differences
Thomas, J. P. and Olzak LA
Journal of the Optical Society of America A. 18:2175-2178, 2001.

Misexpression of IGF-1 in the mouse lens induces epithelial proliferation and perturbs polarization
Shirke S, Faber S, Hallem E, Makarenkova H, Robinson ML, Overbeek PA, and Lang RA
Mech Dev 101:167-174, 2001.

Perceptual interactions of facial dimensions in speeded classification and identification
Thomas RD
Perception & Psychophysics 63:625-650, 2001.


Neural acclimation to 1/f spatial frequency spectra in natural images transduced by the human visual system
Billock VA
Physica D 137:379-391, 2000.

The Leaning Tower of Pisa effect: An illusion mediated by colour, brightness and motion
Ditzinger T, Billock VA , Kelso JAS and Holtz J
Perception 29:1269-1272, 2000.

Role of retinoic acid in lens regeneration
Tsonis PA, Tromblay MT, Rowland T, Chandraratna RAS, and Del Rio-Tsonis, K
Dev. Dyn. 219:588-593, 2000.


Regulation of Prox 1 during lens regeneration
Del Rio-Tsonis K, Tomarev SI, and Tsonis PA
Invest.Opthalmol.Vis.Sci 40(9):2039-2045, 1999.

Paradigm shifts: New techniques to answer new questions
Olzak LA and Wickens TD
Perception 28:1509-1532, 1999.

Multiple gain-control mechanisms in contrast-contrast phenomena
Olzak LA and Laurine, PI
Vision Research, 39:3983-3987, 1999.

Neural recoding in human pattern vision: Model and mechanisms
Olzak LA and Thomas JP
Vision Research 39:231-256, 1999.

Target detection against narrow band noise backgrounds
Cannon MW, Reese GJ, and Fullenkamp SC
Vision Research 39:2191-2203, 1999.

A transgenic animal model of osmotic cataract. Part 1: Consequence of transgenic mice overexpressing bovine Na+/myo-inositol cotransporter in lens fibers
Cammarata PR, Zhou C, Chen G, Singh I, Reeves RE, Kuszak JR and Robinson ML
Invest. Ophthalmol. Vis Sci 40:1727-1737, 1999.

Assessing sensitivity in a multidimensional space: Some problems and a definition of a general d’
Thomas RD
Psychonomic Bulletin & Review 6:224-238, 1999.


Regulation of lens regeneration by fibroblast growth factor receptor 1
Del Rio-Tsonis K, Trombley MT, McMahon G, and Tsonis PA
Dev. Dyn. 213:140-146, 1998.

Regulation of homeobox-containing genes in lens regeneration
Jung JC, Del Rio-Tsonis K, and Tsonis PA
Exp. Eye Res. 66:361-370, 1998.

Disregulation of ocular morphogenesis by lens-specific expression of FGF-3/int-2 in transgenic mice
Robinson ML, Maruyama O, Chao-Chan C, Jamieson S, Dickson C, Overbeek PA, and Chepelinsky AB
Dev Biol 198:13-31, 1998.


Very short term visual memory via reverberation: A role for the cortico-thalamic excitatory circuit in temporal filling-in during blinks and saccades
Billock VA
Vision Research 37:949-953, 1997.

Conservation of FGF function in lens regeneration
Del Rio-Tsonis K, Jung JC, and Tsonis PA
Proc. Nat. Acad. Sci. U.S.A 94:13701-13706, 1997.

Discrimination of complex patterns: discriminations: Orientation information is integrated across spatial scale; spatial frequency and contrast information are not
Olzak LA and Wickens TD
Perception 26:1101-1120, 1997.

Contrast gain control and fine spatial discriminations
Thomas JP and Olzak LA
Journal of the Optical Society of America A 14:2392-2405, 1997.

Early cortical influences in object segregation and the perception of surface lightness
Laurinen PI, Olzak LA, and Peromaa TL
Psychological Science 8:386-390, 1997.


Consequences of retinal color coding for cortical color decoding
Billock VA
Science 274:2118-2119, 1996.

Evidence of spatial and temporal channels in the correlational structure of human spatiotemporal contrast sensitivity
Billock VA and Harding TH
Journal of Physiology 490:509-517, 1996.

Uncertaintyexperiments support the roles of second order mechanisms in spatial frequency and orientation discriminations
Thomas JP and Olzak LA
Journal of the Optical Society of America A 13:689-696, 1996.

Differential Expression of alpha-A and alpha-B - crystallin during murine ocular development
Robinson ML and Overbeek PA
Invest Opthalmol Vis Sci 37:2276-2284, 1996.

Separability and independence of dimensions in the same-different judgment task
Thomas RD
Journal of Mathematical Psychology 40:318-341, 1996.


Cortical simple cells can extract achromatic information from the multiplexed chromatic and achromatic signals in the parvocellular pathway
Billock VA
Vision Research 35:2359-2369, 1995.

Red-green opponent channel mediation of control of human ocular accommodation
Kotulak JC, Morse SE and Billock VA
Journal of Physiology 482:697-703, 1995.

Expression of Pax-6 during urodele eye development and lens regeneration
Del Rio-Tsonis K, Washabaugh CH, and Tsonis PA
Proc. Natl. Acad. Sci. USA 92:5092-5096, 1995.

Cloning of homeobox sequences expressed in the intact and the regenerating newt eye
Washabaugh CH, Wallace JL, Tsonis PA, and Del Rio-Tsonis K
Gene 158:301-302, 1995.

Expression of a truncated FGF receptor results in defective lens development in transgenic mice
Robinson ML, MacMillan-Crow LA, Thompson JA, and Overbeek PA
Development 121:3959-3967, 1995.


Opponent-color detection threshold asymmetries may result from reduction of ganglion cell subpopulations
Billock VA, Vingrys AJ and King-Smith PE
Visual Neuroscience 11:99-109, 1994.

Unusual lenticular hydration in cataract-webbed deer mice
Dewey MJ, Robinson ML, and Walker D
Peromyscus Newsletter 17:30-31, 1995.

Extracellular FGF-1 acts as a lens differentiation factor in transgenic mice
Robinson ML, Overbeek PA, Verran DJ, Grizzel WE, Stockard CR, Friesel R, Maciag T and Thompson JA
Development 121:505-514, 1995.


The role of Fourier components in discrimination between two types of plaid patterns
Thomas JP, Olzak LA, and Shimozaki SS
Vision Research 33:1573-1579, 1993.

Genetic control of ocular morphogenesis: Defective lens development associated with ocular anomalies in C57Bl/6 mice
Robinson ML, Holmgren A and Dewey MJ
Exp Eye Res 56:7-16, 1993.


Configural effects constrain Fourier models of pattern discrimination
Olzak LA and Thomas JP
Vision Research 32:1885-1898, 1992.

Using distinctive Fourier components to discriminate between complex patterns
Thomas JP, Olzak LA, and Shimozaki SS
Ophthalmic and Physiological Optics 12:189-192, 1992.

Constraints on Fourier models of human pattern recognition
Olzak LA and Thomas JP
Human Vision, Visual Processing, and Digital Display III, Bernice E. Rogowitz, Editor, Proceedings SPIE 1666 (The Society of Photo-Optical Instrumentation Engineers):416-423, 1992.

Theoretical Results for Intensity Dependent Spread Functions
Reese GJ
The Journal of the Optical Society of America A 9:1682-1692, 1992.

Image Enhancement by Intensity Dependent Spread Functions
Reese GJ
Computer Vision, Graphics and Image Processing 54:45-55, 1992.


The relationship between simple and double opponent cells
Billock VA
Vision Research 31:33-42, 1991.

When orthogonal orientations are not processed independently
Olzak LA and Thomas JP
Vision Research 31:51-57, 1991.


Phase channels and the square-wave illusion
Billock VA and Leguire LE
Spatial Vision 5:43-50, 1990.

Cue summation in spatial discriminations
Thomas JP and Olzak LA
Vision Research 30:1865-1875, 1990.

Parametric methods for gamma and inverse gamma correction with extension to halftoning
Stanislaw H and Olzak LA
Behavior Research Methods, Instruments, & Computers 22:402-408, 1990.


What visual discrimination of fractal textures can tell us about discrimination of camouflaged targets
In Human Factors Issues in Combat Identification
Billock VA , Cunningham DW and Tsou BH, edited by DH Andrews, R.P. Herz and M.B. Wolf
Ashgate Publishing, Williston, CT, pp. 99-112, 2010

Developmental studies of the mouse lens: Past, present and future
In Eye, Retina, and the Visual Systems of the Mouse
Robinson ML , edited by LM Chalupa and R Williams
MIT Press, Cambridge, MA. In press, anticipated publication date 2008.

To Regeneration…with Complements
In Current Topics in Complement
Tsonis PA and Del Rio-Tsonis K , edited by J Lambris
Springer Press, pp.63-70, 2006.

Lens regeneration
In Development of the ocular lens
Del Rio-Tsonis K and Eguchi G, edited by F Lovicu and M Robinson
Cambridge University Press, pp.290-311, 2004.

Visual information processing: Neural strategies, limitations and tradeoffs
In Encyclopedia of Optical Engineering
Billock VA and Tsou BH, edited by RG Driggers
Marcel Dekker, Inc, pp.2936-2948, 2003.

Vision: Nonlinear dynamic approaches
In Encyclopedia of Optical Engineering
Billock VA and Tsou BH, edited by RG Driggers
Marcel Dekker, Inc, pp.2917-2928, 2003.

Human vision and color
In Encyclopedia of Optical Engineering
Tsou BH and Billock VA , edited by RG Driggers
Marcel Dekker, Inc, pp.748-759, 2003.

Characterizing perceptual interactions in face identification using multidimensional signal detection theory In Computational, geometric, and process perspectives on facial cognition: Contexts and challenges
Thomas RD , edited by M. Wenger and J.T. Townsend
Erlbaum, Hillsdale, NJ,2002.

Eye Anatomy In ELS Encyclopedia of Life Sciences
Litzinger T and Del Rio-Tsonis K
Nature Publishing Group, Macmillan Publishers, 2001.

The lens: Historical and comparative perspectives
In Development of the Ocular Lens
Robinson ML and Lovicu FJ. , edited by FJ Lovicu and Robinson ML
pp. 3-26, Cambridge University Press, NY, NY, 2001.

Comprehensive Dictionary of Electrical Engineering
Reese GJ (contributing author in image processing and human vision)
Phil Laplante, Editor-in-Chief
CRC Press, Inc., Boca Raton, FL, 1999.

The spectral sensitivity of the acuity criterion: Effect of nonlinear summation of psychophysically isolated parvocellular receptive field centers
In Colour Vision Deficiencies XII
Billock VA edited by B Drum
Kluwer Academic Publishers, pp. 259-265, 1995.

Opponent-colour detection threshold asymmetries in subjects with optic nerve abnormalities
In Colour Vision Deficiencies XII
Billock VA , King-Smith PE, Vingrys AJ, Grigsby SS and Benes SC edited by B Drum
Kluwer Academic Publishers, pp. 53-61, 1995.

Simultaneous Detection and Identification
In Multidimensional Models of Perception and Cognition
Thomas JP and Olzak LA , edited by F Gregory Ashby
pp. 253-227, Erlbaum, New Jersey 1992.

Three views of association in concurrent detection ratings
In Multidimensional Models of Perception and Cognition
Wickens TD and Olzak LA , edited by F Gregory Ashby
pp. 229-252, Erlbaum, New Jersey 1992.

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