Abstract
We propose that the same mechanism which leads to light-adaptation in invertebrate photoreceptors is responsible for the excitation of the receptor potential in vertebrates. Several qualitative and quantitative features of the vertebrate receptor response support this hypothesis.
Similar content being viewed by others
References
Barlow, H. B.: Dark and light adaptation: Psychophysics. In: Handbook of sensory physiology, vol. VII/4 (ed. D. Jameson, L. M. Hurvich), pp. 1–28. Berlin-Heidelberg-New York: Springer 1972
Baylor, D. A., Hodgkin, A. L.: Changes in time scale and sensitivity in turtle photoreceptors. J. Physiol. 242, 729–758 (1974)
Baylor, D. A., Hodgkin, A. L., Lamb, T. D.: Reconstruction of the electrical responses of turtle cones to flashes and steps of light. J. Physiol. 242, 759–791 (1974)
Benolken, R. M.: Effects of light- and dark-adaptation processes on the generator potential of the Limulus eye. Vision Res. 2, 103–124 (1962)
Brown, J. E.: Calcium ion, a putative intracellular messenger for light-adaptation in Limulus ventral photoreceptors. Embo-workshop on transduction mechanism of photoreceptors, 4–8 October 1976, Jülich, Federal Republic of Germany
Hagins, W. A.: The visual process: Excitatory mechanisms in the primary receptor cells. Ann. Rev. Biophys. Bioeng. 1, 131–158 (1972)
Kramer, L.: Interpretation of invertebrate photoreceptor potentials in terms of a quantitative model. Biophys. Struct. Mechanism 1, 239–257 (1975)
Minke, B., Hochstein, S., Hillman, P.: Antagonistic process as source of visible-light suppression of afterpotential in Limulus UV photoreceptors. J. gen. Physiol. 62, 787–791 (1973)
Pinto, L. H., Pak, W. L.: Light-induced changes in photoreceptor membrane resistance and potential in gecko retinas. J. gen. Physiol. 64, 26–69 (1974)
Schwartz, E. A.: Electrical properties of the rod syncytium in the retina of the turtle. J. Physiol. 257, 379–406 (1976)
Sickel, W.: Retinal metabolism in dark and light. In: Handbook of sensory physiology, vol. VII/2 (ed. M. G. F. Fuortes), pp. 667–727. Berlin-Heidelberg-New York: Springer 1972
Simon, E. J., Lamb, T. D., Hodgkin, A. L.: Spontaneous voltage fluctuations in retinal cones and bipolar cells. Nature (Lond.) 256, 661–662 (1975)
Stieve, H., Wirth, C.: über die ionenabhÄngigkeit des Rezeptorpotentials der Retina von Astacus leptodactylus. Z. Naturforsch. 26b, 457–470 (1971)
Author information
Authors and Affiliations
Rights and permissions
About this article
Cite this article
Kramer, L., Widmann, T. Quantitative model for the electric response of invertebrate and vertebrate photoreceptors. Biophys. Struct. Mechanism 2, 333–336 (1977). https://doi.org/10.1007/BF00537503
Received:
Issue Date:
DOI: https://doi.org/10.1007/BF00537503