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Yiannis Koutalos

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TOP 3
Yiannis Koutalos
Will the rod bend or break? Analyzing the structural resilience of cellular organelles.
Peter H Tang; Zsolt Ablonczy; Masahiro Kono; Yiannis Koutalos; Rosalie K Crouch
New insights into retinoid metabolism and cycling within the retina.
Kosuke Masutomi; Kei Nakatani; Chunhe Chen; Yiannis Koutalos
All-trans retinal mediates light-induced oxidation in single living rod photoreceptors.

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All Publications

2013: Yiannis Koutalos
Will the rod bend or break? Analyzing the structural resilience of cellular organelles.
Biophysical journal 2013;104(2):284-5.
2013: Peter H Tang; Zsolt Ablonczy; Masahiro Kono; Yiannis Koutalos; Rosalie K Crouch
New insights into retinoid metabolism and cycling within the retina.
Progress in retinal and eye research 2013;32():48-63.
2012: Kosuke Masutomi; Kei Nakatani; Chunhe Chen; Yiannis Koutalos
All-trans retinal mediates light-induced oxidation in single living rod photoreceptors.
Photochemistry and photobiology 2012;88(6):1356-61.
2012: Nicholas P Boyer; Rosalie K Crouch; Daniel Higbee; Zsolt Ablonczy; Peter H Tang; Yiannis Koutalos
Lipofuscin and A2E accumulate with age in the retinal pigment epithelium of Nrl-/- mice.
Photochemistry and photobiology 2012;88(6):1373-7.
2012: Chunhe Chen; Debra A Thompson; Yiannis Koutalos
Reduction of all-trans-retinal in vertebrate rod photoreceptors requires the combined action of RDH8 and RDH12.
The Journal of biological chemistry 2012;287(29):24662-70.
2012: Nicholas P Boyer; Chunhe Chen; Rosalie K Crouch; Mark B Currin; Daniel Higbee; Zsolt Ablonczy; Lorie R Blakeley; Yiannis Koutalos
Lipofuscin and N-retinylidene-N-retinylethanolamine (A2E) accumulate in retinal pigment epithelium in absence of light exposure: their origin is 11-cis-retinal.
The Journal of biological chemistry 2012;287(26):22276-86.
2012: Rikard Frederiksen; Yiannis Koutalos; Benjamin Nickle; Daniel Oprian; Nicholas P Boyer; Kalyan Chakrabarti; Rosalie K Crouch; M Carter Cornwall
Low aqueous solubility of 11-cis-retinal limits the rate of pigment formation and dark adaptation in salamander rods.
The Journal of general physiology 2012;139(6):493-505.
2011: Angus C Grey; Yiannis Koutalos; Kevin L Schey; Rosalie K Crouch; Zsolt Ablonczy
Spatial localization of A2E in the retinal pigment epithelium.
Investigative ophthalmology & visual science 2011;52(7):3926-33.
2011: Lorie R Blakeley; Chunhe Chen; Ching-Kang Chen; Jeannie Chen; Rosalie K Crouch; Gabriel H Travis; Yiannis Koutalos
Rod outer segment retinol formation is independent of Abca4, arrestin, rhodopsin kinase, and rhodopsin palmitylation.
Investigative ophthalmology & visual science 2011;52(6):3483-91.
2011: Nicholas P Boyer; Chunhe Chen; Yiannis Koutalos
Preparation of living isolated vertebrate photoreceptor cells for fluorescence imaging.
Journal of visualized experiments : JoVE 2011;(52):.
2010: Danielle B Gutierrez; Lorie Blakeley; Patrice W Goletz; Kevin L Schey; Anne Hanneken; Yiannis Koutalos; Rosalie K Crouch; Zsolt Ablonczy
Mass spectrometry provides accurate and sensitive quantitation of A2E.
Photochemical & photobiological sciences : Official journal of the European Photochemistry Association and the European Society for Photobiology 2010;9(11):1513-9.
2010: Chunhe Chen; Yiannis Koutalos
Rapid formation of all-trans retinol after bleaching in frog and mouse rod photoreceptor outer segments.
Photochemical & photobiological sciences : Official journal of the European Photochemistry Association and the European Society for Photobiology 2010;9(11):1475-9.
2010: Daniel Johnson; Chunhe Chen; Yiannis Koutalos
2-Hydroxypropyl-beta-cyclodextrin removes all-trans retinol from frog rod photoreceptors in a concentration-dependent manner.
Journal of ocular pharmacology and therapeutics : the official journal of the Association for Ocular Pharmacology and Therapeutics 2010;26(3):245-8.
2010: Yiannis Koutalos; M Carter Cornwall
Microfluorometric measurement of the formation of all-trans-retinol in the outer segments of single isolated vertebrate photoreceptors.
Methods in molecular biology (Clifton, N.J.) 2010;652():129-47.
2010: Yiannis Koutalos
Measurement of the mobility of all-trans-retinol with two-photon fluorescence recovery after photobleaching.
Methods in molecular biology (Clifton, N.J.) 2010;652():115-27.
2009: Chunhe Chen; Lorie R Blakeley; Yiannis Koutalos
Formation of all-trans retinol after visual pigment bleaching in mouse photoreceptors.
Investigative ophthalmology & visual science 2009;50(8):3589-95.
2007: Yoshikazu Imanishi; Kerrie H Lodowski; Yiannis Koutalos
Two-photon microscopy: shedding light on the chemistry of vision.
Biochemistry 2007;46(34):9674-84.
2007: Qingqing Wu; Lorie R Blakeley; M Carter Cornwall; Rosalie K Crouch; Barbara Wiggert; Yiannis Koutalos
Interphotoreceptor retinoid-binding protein is the physiologically relevant carrier that removes retinol from rod photoreceptor outer segments.
Biochemistry 2007;46(29):8669-79.
2006: Qingqing Wu; Chunhe Chen; Yiannis Koutalos
All-trans retinol in rod photoreceptor outer segments moves unrestrictedly by passive diffusion.
Biophysical journal 2006;91(12):4678-89.
2006: Qingqing Wu; Chunhe Chen; Yiannis Koutalos
Longitudinal diffusion of a polar tracer in the outer segments of rod photoreceptors from different species.
Photochemistry and photobiology 2006;82(6):1447-51.
2006: Petri Ala-Laurila; Alexander V Kolesnikov; Rosalie K Crouch; Efthymia Tsina; Sergey A Shukolyukov; Victor I Govardovskii; Yiannis Koutalos; Barbara Wiggert; Maureen E Estevez; M Carter Cornwall
Visual cycle: Dependence of retinol production and removal on photoproduct decay and cell morphology.
The Journal of general physiology 2006;128(2):153-69.
2005: Aglaia Pappa; Donald Brown; Yiannis Koutalos; James DeGregori; Carl White; Vasilis Vasiliou
Human aldehyde dehydrogenase 3A1 inhibits proliferation and promotes survival of human corneal epithelial cells.
The Journal of biological chemistry 2005;280(30):27998-8006.
2005: Chunhe Chen; Efthymia Tsina; M Carter Cornwall; Rosalie K Crouch; Sukumar Vijayaraghavan; Yiannis Koutalos
Reduction of all-trans retinal to all-trans retinol in the outer segments of frog and mouse rod photoreceptors.
Biophysical journal 2005;88(3):2278-87.
2004: Efthymia Tsina; Chunhe Chen; Yiannis Koutalos; Petri Ala-Laurila; Marco Tsacopoulos; Barbara Wiggert; Rosalie K Crouch; M Carter Cornwall
Physiological and microfluorometric studies of reduction and clearance of retinal in bleached rod photoreceptors.
The Journal of general physiology 2004;124(4):429-43.
2003: Chunhe Chen; Kei Nakatani; Yiannis Koutalos
Free magnesium concentration in salamander photoreceptor outer segments.
The Journal of physiology 2003;553(Pt 1):125-35.
2003: Aglaia Pappa; Chunhe Chen; Yiannis Koutalos; Alan J Townsend; Vasilis Vasiliou
Aldh3a1 protects human corneal epithelial cells from ultraviolet- and 4-hydroxy-2-nonenal-induced oxidative damage.
Free radical biology & medicine 2003;34(9):1178-89.
2003: M Carter Cornwall; Efthymia Tsina; Rosalie K Crouch; Barbara Wiggert; Chunhe Chen; Yiannis Koutalos
Regulation of the visual cycle: retinol dehydrogenase and retinol fluorescence measurements in vertebrate retina.
Advances in experimental medicine and biology 2003;533():353-60.
2002: Chunhe Chen; Yunhai Jiang; Yiannis Koutalos
Dynamic behavior of rod photoreceptor disks.
Biophysical journal 2002;83(3):1403-12.
2002: Shannon L Winski; Yiannis Koutalos; David L Bentley; David Ross
Subcellular localization of NAD(P)H:quinone oxidoreductase 1 in human cancer cells.
Cancer research 2002;62(5):1420-4.
2002: Kei Nakatani; Chunhe Chen; Yiannis Koutalos
Calcium diffusion coefficient in rod photoreceptor outer segments.
Biophysical journal 2002;82(2):728-39.
2002: Kei Nakatani; Chunhe Chen; King-Wai Yau; Yiannis Koutalos
Calcium and phototransduction.
Advances in experimental medicine and biology 2002;514():1-20.
2001: Gordon L Fain; Hugh R Matthews; M Carter Cornwall; Yiannis Koutalos
Adaptation in vertebrate photoreceptors.
Physiological reviews 2001;81(1):117-151.
2001: Thomas G Ebrey; Yiannis Koutalos
Vertebrate photoreceptors.
Progress in retinal and eye research 2001;20(1):49-94.
2000: Yiannis Koutalos; King-Wai Yau
Characterization of guanylyl cyclase and phosphodiesterase activities in single rod outer segments.
Methods in enzymology 2000;315():742-52.
1999: Yiannis Koutalos
Intracellular spreading of second messengers.
The Journal of physiology 1999;519 Pt 3():629.
1999: Chunhe Chen; T Nakamura; Yiannis Koutalos
Cyclic AMP diffusion coefficient in frog olfactory cilia.
Biophysical journal 1999;76(5):2861-7.
1997: L Huang; Hua Deng; Yiannis Koutalos; Thomas G Ebrey; M Groesbeek; Johan Lugtenburg; M Tsuda; Robert Callender
A resonance Raman study of the C=C stretch modes in bovine and octopus visual pigments with isotopically labeled retinal chromophores.
Photochemistry and photobiology 1997;66(6):747-54.
1996: L Huang; Hua Deng; G Weng; Yiannis Koutalos; Thomas G Ebrey; M Groesbeek; Johan Lugtenburg; M Tsuda; Robert Callender
A resonance Raman study of the C=N configurations of octopus rhodopsin, bathorhodopsin, and isorhodopsin.
Biochemistry 1996;35(26):8504-10.
1996: Yiannis Koutalos; King-Wai Yau
Regulation of sensitivity in vertebrate rod photoreceptors by calcium.
Trends in neurosciences 1996;19(2):73-81.
1995: Yiannis Koutalos; K Nakatani; King-Wai Yau
The cGMP-phosphodiesterase and its contribution to sensitivity regulation in retinal rods.
The Journal of general physiology 1995;106(5):891-921.
1995: Yiannis Koutalos; K Nakatani; T Tamura; King-Wai Yau
Characterization of guanylate cyclase activity in single retinal rod outer segments.
The Journal of general physiology 1995;106(5):863-90.
1995: Yiannis Koutalos; R L Brown; Jeffrey W Karpen; King-Wai Yau
Diffusion coefficient of the cyclic GMP analog 8-(fluoresceinyl)thioguanosine 3',5' cyclic monophosphate in the salamander rod outer segment.
Biophysical journal 1995;69(5):2163-7.
1995: K Nakatani; Yiannis Koutalos; King-Wai Yau
Ca2+ modulation of the cGMP-gated channel of bullfrog retinal rod photoreceptors.
The Journal of physiology 1995;484 ( Pt 1)():69-76.
1995: Yiannis Koutalos; K Nakatani; King-Wai Yau
Cyclic GMP diffusion coefficient in rod photoreceptor outer segments.
Biophysical journal 1995;68(1):373-82.
1993: Yiannis Koutalos; King-Wai Yau
A rich complexity emerges in phototransduction.
Current opinion in neurobiology 1993;3(4):513-9.
1992: Yiannis Koutalos
High-pH form of bovine rhodopsin.
Biophysical journal 1992;61(1):272-5.
1991: Hua Deng; D Manor; G Weng; P Rath; Yiannis Koutalos; Thomas G Ebrey; R Gebhard; Johan Lugtenburg; M Tsuda; R H Callender
A resonance Raman study of octopus bathorhodopsin with deuterium labeled retinal chromophores.
Photochemistry and photobiology 1991;54(6):1001-7.
1991: Hua Deng; D Manor; G Weng; P Rath; Yiannis Koutalos; Thomas G Ebrey; R Gebhard; Johan Lugtenburg; M Tsuda; Robert Callender
Resonance Raman studies of the HOOP modes in octopus bathorhodopsin with deuterium-labeled retinal chromophores.
Biochemistry 1991;30(18):4495-502.
1990: R Jonas; Yiannis Koutalos; Thomas G Ebrey
Purple membrane: surface charge density and the multiple effect of pH and cations.
Photochemistry and photobiology 1990;52(6):1163-77.
1990: Yiannis Koutalos; Thomas G Ebrey; H R Gilson; B Honig
Octopus photoreceptor membranes. Surface charge density and pK of the Schiff base of the pigments.
Biophysical journal 1990;58(2):493-501.
1989: D V Apte; Yiannis Koutalos; D K McFarlane; M Joan Dawson; Thomas G Ebrey
Phosphorus-31 nuclear magnetic resonance spectroscopy of toad retina.
Biophysical journal 1989;56(3):447-52.
1989: Yiannis Koutalos; Thomas G Ebrey; M Tsuda; K Odashima; T Lien; M H Park; N Shimizu; F Derguini; K Nakanishi; H R Gilson
Regeneration of bovine and octopus opsins in situ with natural and artificial retinals.
Biochemistry 1989;28(6):2732-9.
1986: Yiannis Koutalos; Thomas G Ebrey
Recent progress in vertebrate photoreception.
Photochemistry and photobiology 1986;44(6):809-17.