Gadolinium uncouples mechanical detection and osmoreceptor potential in supraoptic neurons

Neuron

Volumn 16, Issue 1, 1996, Pages 175-181

  Oliet, Stéphane H R ^a,b   Bourque, Charles W ^a  

^a MONTREAL GENERAL HOSPITAL   (Canada)

^b UNIVERSITY OF CALIFORNIA   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

GADOLINIUM; ION CHANNEL; VASOPRESSIN;

ANIMAL CELL; ARTICLE; CHANNEL GATING; CONTROLLED STUDY; ION PERMEABILITY; NONHUMAN; OSMOREGULATION; PRIORITY JOURNAL; RAT; SIGNAL TRANSDUCTION; SUPRAOPTIC NUCLEUS;

EID: 0030024654     PISSN: 08966273     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0896-6273(00)80034-3     Document Type: Article

References (37)

1. Abe, H., and Ogata, N. (1982). Ionic mechanism for the osmoticallly-induced depolarization in neurones of the guinea-pig supraoptic nucleus in vitro. J. Physiol. 327, 157-171.
2. Berrier, C., Coulombe, A., Szabo, I., Zoratti, M., and Ghazi, A. (1992). Gadolinium ion inhibits loss of metabolites by osmotic shock and large stretch-activated channels in bacteria. Eur. J. Biochem. 206, 559-565.
3. Bourque, C.W. (1989). Ionic basis for the intrinsic activation of rat supraoptic neurones by hyperosmotic stimuli. J. Physiol. 417, 263-277.
4. Bourque, C.W., and Renaud, L.P. (1984). Activity patterns and osmosensitivity of rat supraoptic neurones in perfused hypothalamic ex-plants. J. Physiol. 349, 631-642.
5. Bourque, C.W., and Renaud, L.P. (1990). Electrophysiology of mammalian magnocellular vasopressin and oxytocin neurosecretory neurons. Front. Neuroendocrinol. 11, 183-212.
6. Bourque, C.W., Oliet, S.H.R., and Richard, D. (1994). Osmoreceptors, osmoreception, and osmoregulation. Front. Neuroendocrinol. 15, 231-274.
7. Colquhoun, D., and Hawkes, A.G. (1983). The principles of the stochastic interpretation of ion channel mechanisms. In Single-Channel Recording, B. Sakmann and E. Neher, eds. (New York: Plenum Publishing Co.), pp. 135-175.
8. Colquhoun, D., and Sigworth, F. (1983). Fitting and statistical analysis of single-channel records. In Single-Channel Recording, B. Sakmann and E. Neher, eds. (New York: Plenum Publishing Co.), pp. 191-263.
9. Elinder, F., and Århem, P. (1994). Effects of gadolinium on ion channels in the myelinated axon of Xenopus laevis: four sites of action. Biophys. J. 67, 71-83.
10. Franco, A., and Lansman, J.B. (1990). Calcium entry through stretch-inactivated ion channels in mdx myotubes. Nature 344, 670-673.
11. Franco, A., Jr., Winegar, B.D., and Lansman, J.B. (1991). Open channel block by gadolinium ion of the stretch-inactivated ion channel in mdx myotubes. Biophys. J. 59, 1164-1170.
12. French, A.S. (1992). Mechanotransduction. Annu. Rev. Physiol. 54, 135-152.
13. 0. Neurosci. 13, 63-72.
14. Guharay, F., and Sachs, F. (1984). Stretch-activated single ion channel currents in tissue-cultured embryonic chick skeletal muscle. J. Physiol. 352, 685-701.
15. Gustin, M.C., Zhou, X.L., Martinac, B., and Kung, C. (1988). A mechanosensitive ion channel in the yeast plasma membrane. Science 242, 762-766.
16. Gustin, M.C., Sachs, F., Sigurdson, W., Ruknudin, A., Bowman, C., Morris, C.E., and Horn, R. (1991). Single channel mechanosensitive currents. Science 253, 800-801.
17. Hamill, O.G., Marty, A., Neher, E., Sakmann, B., and Sigworth, F.J. (1981). Improved patch-clamp techniques for high resolution recording from cells and cell-free membrane patches. Pflügers Arch. 391, 85-100.
18. Kullberg, R. (1987). Stretch-activated ion channels in bacteria and animal cell membranes. Trends Neurosci. 10, 387-388.
19. Mason, W.T. (1980). Supraoptic neurones of rat hypothalamus are osmosensitive. Nature 287, 154-157.
20. Morris, C.E. (1990). Mechanosensitive ion channels. J. Membr. Biol. 113, 93-107.
21. Morris, C.E. (1992). Are stretch-sensitive channels in molluscan cells and elsewhere physiological mechanotransducers? Experientia 48, 852-858.
22. Morris, C.E., and Horn, R. (1991). Failure to elicit neuronal macroscopic mechanosensitive currents anticipated by single channel studies. Science 251, 1246-1249.
23. Morris, C.E., and Sigurdson, W.J. (1989). Stretch-inactivated ion channels coexist with stretch-activated ion channels. Science 243, 807-809.
24. Neher, E., and Steinbach, J.H. (1978). Local anaesthetics transiently block currents through single acetylcholine-receptor channels. J. Physiol. 277, 153-176.
25. Oliet, S.H.R., and Bourque, C.W. (1992). Properties of supraoptic magnocellular neurones isolated from the adult rat. J. Physiol. 455, 291-306.
26. Oliet, S.H.R., and Bourque, C.W. (1993a). Mechanosensitive channels transduce osmosensitivity in supraoptic neurons. Nature 364, 341-343.
27. Oliet, S.H.R., and Bourque, C.W. (1993b). Steady-state osmotic modulation of cationic conductance in neurons of the rat supraoptic nucleus. Am. J. Physiol. 265, R1475-R1479.
28. Oliet, S.H.R., and Bourque, C.W. (1994). Osmoreception in magnocellular neurosecretory cells: from single channels to secretion. Trends Neurosci. 17, 340-344.
29. Poulain, D.A., and Wakerley, J.B. (1982). Electrophysiology of hypothalamic magnocellular neurones secreting oxytocin and vasopressin. Neuroscience 7, 773-808.
30. Richard, D., and Bourque, C.W. (1992). Synaptic activation of rat supraoptic neurons by osmotic stimulation of the organum vasculosum lamina terminalis. Neuroendocrinology 55, 609-611.
31. Ruknudin, A., Sachs, F., and Bustamante, J.O. (1993). Stretch-activated ion channels in tissue-cultured chick heart. Am. J. Physiol. 264, H960-H972.
32. Sachs, F. (1992). Stretch-sensitive ion channels: an update. In Sensory Transduction, D. Corey, ed. (New York: Rockfeller University Press), pp. 242-260.
33. Sakin, H. (1993). Stretch-activated ion channels. In Cellular and Molecular Physiology of Cell Volume Regulation, K. Strange, ed. (Boca Raton, Florida: CRC Press Inc.), pp. 215-240.
34. Sigurdson, W.J., Ruknudin, A., and Sachs, F. (1992). Calcium imaging of mechanically induced fluxes in tissue-cultured chick heart: role of stretch-activated ion channels. Am. J. Physiol. 262, H1 110-H1115.
35. Sokabe, M., and Sachs, F. (1992). Towards a molecular mechanism of activation in mechanosensitive ion channels. Adv. Comp. Environ. Physiol. 10, 55-76.
36. Sokabe, M., Sachs, F., and Jing, Z. (1991). Quantitative video microscopy of patch-clamped membranes stress, strain, capacitance, and stretch channel activation. Biophys. J. 59, 722-728.
37. Yang, X.-C., and Sachs, F. (1989). Block of stretch-activated ion channels in Xenopus oocytes by gadolinium and caesium ions. Science 243, 1068-1071.