Plasticity of the electric organ discharge: Implications for the regulation of ionic currents

Journal of Experimental Biology

Volumn 202, Issue 10, 1999, Pages 1409-1416

  Zakon, Harold ^a   McAnelly, Lynne ^a   Smith, G Troy ^a   Dunlap, Kent ^a   Lopreato, Gregory ^a   Oestreich, Joerg ^a   Few, W Preston ^a  

^a UNIVERSITY OF TEXAS AT AUSTIN   (United States)

Author keywords

Androgen; Electric fish; Electric organ; Estrogen; K+ channel; Na+ channel; NMDA receptor; Pacemaker neuron; Phosphorylation; Plasticity

Indexed keywords

EID: 0033024242     PISSN: 00220949     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (56)

1. Bass, A. H. (1986). A hormone-sensitive communication system in an electric fish. J. Neurobiol. 17, 131-156.
2. Bass, A. H., Denizot, J.-P. and Marchaterre, M. A. (1986). Ultrastructural features and hormone-dependent sex differences of mormyrid electric organs. J. Comp. Neurol. 254, 511-528.
3. Bass, A. H. and Hopkins, C. D. (1983). Hormonal control of sexual differentiation: Changes in electric organ discharge waveform. Science 220, 971-974.
4. Bass, A. H. and Volman, S. F. (1987). From behavior to membranes, Testosterone-induced changes in action potential duration in electric organs. Proc. Natl. Acad. Sci. USA 84, 9295-9298.
5. Bastian, J. (1987). Electrolocation in the presence of jamming signals: behavior. J. Comp. Physiol. A 161, 811-824.
6. Bennett, M. V. L. Pappas, G. D., Giminez, M. and Nakajima, Y. (1967). Physiology and ultrastructure of electrotonic junctions. IV. Medullary electromotor nuclei in gymnotid fish. J. Neurophysiol. 30, 236-300.
7. Berman, N. J., Hincke, M. T. and Maler L. (1995). Inositol 1,4,5-trisphosphate receptor localization in the brain of a weakly electric fish (Apteronotus leptorhynchus) with emphasis on the electrosensory system. J. Comp. Neurol. 389, 65-80.
8. Bottai, D., Dunn, R. J., Ellis, W. and Maler, L. (1997). N-methyl-D-aspartate receptor 1 mRNA distribution in the central nervous system of the weakly electric fish Apteronotus leptorhynchus. J. Comp. Neurol. 389, 65-80.
9. Bullock, T. H. (1970). The reliability of neurons. J. Gen. Physiol. 55, 565-584.
10. Carlson, B. A. and Hopkins, C. D. (1998). Socially-mediated changes in the electric organ discharges of mormyrid fish. In Abstracts from the Fifth International Congress of Neuroethology, p. 328. UCSD La Jolla, California, USA.
11. Dunlap, K. D., McAnelly, M. L. and Zakon, H. H. (1997). Estrogen modifies an electrocommunication signal by altering the electrocyte sodium current in an electric fish, Sternopygus. J. Neurosci. 17, 2869-2875.
12. Dunlap, K. D. and Zakon, H. H. (1998). Behavioral actions of androgens and androgen receptor expression in the electrocommunication system of an electric fish, Eigenmannia virescens. Hormones Behav. 34, 30-38.
13. Dye, J. C. (1988). An in vitro physiological preparation of a vertebrate communicatory behavior: chirping in the weakly electric fish, Apteronotus. J. Comp. Physiol. 163, 445-458.
14. Dye, J. C. (1991). Ionic and synaptic mechanisms underlying a brainstem oscillator: An in vitro study of the pacemaker nucleus of Apteronotus. J. Comp. Physiol. A 168, 521-532.
15. Dye, J. C., Heiligenberg, W., Keller, C. H. and Kawasaki, M. (1989). Different classes of glutamate receptors mediate distinct behaviors in a single brainstem nucleus. Proc. Natl. Acad. Sci. USA 86, 8993-8997.
16. Elekes, K. and Szabo, T. (1981). Comparative synaptology of the pacemaker nucleus in the brain of the weakly electric fish (gymnotidae). In Advances in Physiological Sciences: sensory physiology of aquatic lower vertebrates (ed. T. Szabo and Czeh). Pergamon Press, Oxford.
17. Ferrari, M. B., McAnelly, M. L. and Zakon, H. H. (1995). Individual variation in and androgen-modulation of the sodium current in electric organ. J. Neurosci. 15, 4023-4032.
18. Ferrari, M. B. and Zakon, H. H. (1993). Conductances contributing to the action potential of Sternopygus electrocytes. J. Comp. Physiol. A 173, 281-292.
19. Few, W. P. and Zakon, H. H. (1998). Androgens act locally to broaden electric organ pulse duration. In Abstracts from the Fifth International Congress of Neuroethology, p. 323. UCSD La Jolla, California, USA.
20. Franchina, C. R. (1998). Plasticity of the electric organ discharge waveform of the electric fish Brachyhypopomus pinnicaudatus. I. Quantification of day-night changes. J. Comp. Physiol. A (in press).
21. Freedman, E. G., Olyarchuk, J., Marchaterre, M. A. and Bass, A. H. (1989). A temporal analysis of testosterone-induced changes in electric organs and electric organ discharges of mormyrid fishes. J. Neurobiol. 20, 619-634.
22. Gustavson, S., Zakon, H. and Prins, G. (1994). Androgen receptors in the brain, electroreceptors and electric organ of a wave-type electric fish. Soc. Neurosci. Abstr. 19, 371.
23. Hagedorn, M. (1995). The electric fish Hypopomus occidentalis can rapidly modulate the amplitude and duration of its electric organ discharges. Anim. Behav. 49, 1409-1413.
24. Hagedorn, M. and Carr, C. (1985). Single electrocytes produce a sexually dimorphic signal in South American electric fish, Hypopomus occidentalis (Gymnotiformes, Hypopomidae). J. Comp. Physiol. A 156, 511-523.
25. Hagedorn, M. and Heiligenberg, W. (1985). Court and spark: electric signals in the courtship and mating of gymnotid fish. Anim. Behav. 32, 254-265.
26. Hagedorn, M. and Zelick, R. (1989). Relative dominance among males is expressed in the electric organ discharge characteristics of a weakly electric fish. Anim. Behav. 38, 520-525.
27. Heiligenberg, W., Metzner, W., Wong, C. J. H. and Keller, C. H. (1996). Motor control of the jamming avoidance response of Apteronotus leptorhynchus: evolutionary changes of a behavior and its neuronal substrates. J. Comp. Physiol. A 179, 653-674.
28. Hopkins, C. D. (1972). Sex differences in electric signaling in an electric fish. Science 176, 1035-1037.
29. Hopkins, C. D. (1974). Electric communication in the reproductive behavior of Sternopygus macrurus (Gymnotoidei). Z. Tierpsychol. 35, 518-535.
30. Hopkins, C. D., Comfort, N. C., Bastian, J. and Bass, A. H. (1990). Functional analysis of sexual dimorphism in an electric fish, Hypopomus pinnicaudatus, Order Gymnotiformes. Brain Behav. Evol. 35, 350-367.
31. Juranek, J. and Metzner, W. (1997). Cellular characterization of synaptic modulations of a neuronal oscillator in electric fish. J. Comp. Physiol. A 181, 393-414.
32. Juranek, J. and Metzner, W. (1998). Segregation of behavior-specific synaptic inputs to a vertebrate neuronal oscillator. J. Neurosci. 18, 9010-9019.
33. Kawasaki, M. and Heiligenberg, W. (1988). Individual prepacemaker neurons can modulate the pacemaker cycle of the gymnotiform electric fish, Eigenmannia. J. Comp. Physiol. A 162, 13-21.
34. Kawasaki, M. and Heiligenberg, W. (1989). Distinct mechanisms of modulation in a neuronal oscillator generate different social signals in the electric fish Hypopomus. J. Comp. Physiol. A 165, 731-741.
35. Kawasaki, M. and Heiligenberg, W. (1990). Different classes of glutamate receptors and GABA mediate distinct modulations of a neuronal oscillator, the medullary pacemaker of a gymnotiform electric fish. J. Neurosci. 10, 3896-3904.
36. Kramer, B. and Kuhn, B. (1993). Electric signalling and impedance matching in a variable environment. Naturwissenschaften 80, 43-46.
37. Landsman, R. E. and Moller, P. (1988). Testosterone changes the electric organ discharge and external morphology of the mormyrid fish, Gnathonemus petersii (Mormyriformes). Experientia 44, 900-903.
38. + channel genes are expressed in the electric organ of Sternopygus. In Abstracts from the Fifth International Congress of Neuroethohgy, p. 320. UCSD La Jolla, California, USA.
39. McAnelly, M. L. and Zakon, H. H. (1996). Protein kinase A activation increases sodium current magnitude in the electric organ of Sternopygus. J. Neurosci. 16, 4383-4388.
40. + current in the electric organ of Sternopygus correlated to the EOD waveform. In Abstracts from the Fifth International Congress of Neuroethology, p. 323. UCSD La Jolla, California, USA.
41. McGregor, P. K. and Westby, G. W. M. (1992). Discrimination of individually characteristic electric organ discharges by a weakly electric fish. Anim. Behav. 43, 977-986.
42. Meyer, J. H. (1983). Steroid influences upon the discharge frequencies of a weakly electric fish. J. Comp. Physiol. A 153, 29-37.
43. Meyer, J. H. (1984). Steroid influences upon discharge frequencies of intact and isolated pacemakers of weakly electric fish. J. Comp. Physiol. A 154, 659-668.
44. Meyer, J. H. and Zakon, H. H. (1982). Androgens alter the tuning of electroreceptors. Science 217, 635-637.
45. Mills, A. C. and Zakon, H. H. (1987). Coordination of EOD frequency and pulse duration in a weakly electric wave fish: the influence of androgens. J. Comp. Physiol. 161, 417-430.
46. Mills, A. and Zakon, H. H. (1991). Chronic androgen treatment increases action potential duration in the electric organ of Sternopygus. J. Neurosci. 11, 2349-2361.
47. Mills, A. H., Zakon, H., Marchaterre, M. A. and Bass, A. H. (1992). Electric organ morphology of Sternopygus macrurus, a wave-type, weakly electric fish with a sexually dimorphic EOD. J. Neurobiol. 23, 920-932.
48. Moortgat, K. T., Bullock, T. H. and Sejnowski, T. J. (1998a). Exploring the regularity of the pacemaker nucleus in the gymnotiform electromotor system. In Abstracts from the Fifth International Congress of Neuroethology, p. 319. UCSD La Jolla, California, USA.
49. Moortgat, K. T., Keller, C. H., Bullock, T. H. and Sejnowski, T. (1998b). Submicrosecond pacemaker precision is behaviorally modulated: the gymnotiform electromotor pathway. Proc. Natl. Acad. Sci. USA 95, 4684-4689.
50. Oestreich, J. and Zakon, H. H. (1998). Synaptically mediated postsynaptic plasticity in the frequency of the electromotor pacemaker nucleus in Apteronotus. In Abstracts from the Fifth International Congress of Neuroethology, p. 322. UCSD La Jolla, California, USA.
51. Schaefer, J. and Zakon, H. H. (1996). Opposing actions of androgen and estrogen on in vitro firing frequency of neuronal oscillators in the electromotor system. J. Neurosci. 16, 2860-2868.
52. Turner, R. W. and Moroz, L. L. (1995). Localization of nicotinamide adenine dinucleotide phosphate-diaphorase activity in electrosensory and electromotor systems of a gymnotiform teleost, Apteronotus leptorhynchus. J. Comp. Neurol. 356, 261-274.
53. Zakon, H. H. (1996). Hormonal modulation of communication signals in electric fish. Devl. Neurosci. 18, 115-123.
54. Zakon, H. H., Mills, A. C. and Ferrari, M. B. (1991a). Androgen-dependent modulation of the electrosensory and electromotor systems of a weakly electric fish. Sem. Neurosci. 3, 449-457.
55. Zakon, H. H., Thomas, P. and Van, H. Y. (1991b). Electric organ discharge frequency and plasma sex steroid levels during gonadal recrudescence in a natural population of the weakly electric fish Sternopygus macrurus. J. Comp. Physiol. A 169, 493-499.
56. Zupanc, G. K., Airey, J. A., Maler, L., Sutko, J. L. and Ellisman, M. H. (1992) Immunohistochemical localization of ryanodine binding proteins in the central nervous system of gymnotiform fish. J. Comp. Neurol. 325, 135-151.