Effects of protons on muscarinic receptor cationic current in single visceral smooth muscle cells

American Journal of Physiology - Gastrointestinal and Liver Physiology

Volumn 272, Issue 2 35-2, 1997, Pages

  Zholos, Alexander V ^a   Bolton, Thomas B ^a  

^a ST GEORGE'S UNIVERSITY OF LONDON   (United Kingdom)

Author keywords

carbachol; cationic channels; guanosine 5' O (3 thiotriphosphate); pH

Indexed keywords

CALCIUM ION; CARBACHOL; GUANOSINE 5' O (3 THIOTRIPHOSPHATE); MAGNESIUM ION; MUSCARINIC RECEPTOR; POTASSIUM ION; PROTON; SODIUM ION;

ANIMAL CELL; ARTICLE; CELL PH; GUINEA PIG; HYPERPOLARIZATION; ILEUM; ION CONDUCTANCE; MALE; MEMBRANE CURRENT; NONHUMAN; PATCH CLAMP; PRIORITY JOURNAL; SMOOTH MUSCLE FIBER; SURFACE CHARGE;

EID: 0030910687     PISSN: 01931857     EISSN: None     Source Type: Journal    
DOI: 10.1152/ajpgi.1997.272.2.g215     Document Type: Article

References (30)

1. + dependence. J. Physiol. Lond. 479: 301-316, 1994.
2. - dependence. J. Physiol. Lond. 479: 317-329, 1994.
3. + depolarization. J. Physiol. Lond. 469: 1-10, 1993.
4. Bouzat, C. B., H. D. Lacorazza, M. Biscoglio de Jiménez, and F. J. Barrantes. Effect of chemical modification of extracellular histidyl residues on the channel properties of the nicotinic acetylcholine receptor. Pfluegers Arch. 423: 365-371, 1993.
5. Chen, S., R. Inoue, and Y. Ito. Pharmacological characterization of muscarinic receptor-activated cation channels in guinea-pig ileum. Br. J. Pharmacol. 109: 793-801, 1993.
6. Dawson, R. M. C., D. C. Elliott, W. H. Elliott, and K. M. Jones. Data for Biochemical Research (3rd ed.). Oxford, UK: Oxford Univ. Press, 1989.
7. Hille, B. Ionic Channels in Excitable Membranes (2nd ed.). Sunderland, MA: Sinauer, 1992.
8. Iijima, T., S. Ciani, and S. Hagiwara. Effects of the external pH on Ca channels: experimental studies and theoretical considerations using a two-site, two-ion model. Proc. Natl. Acad. Sci. USA 83: 654-658, 1986.
9. Inoue, R., and G. Isenberg. Effect of membrane potential on acetylcholine-induced inward current in guinea-pig ileum. J. Physiol. Lond. 424: 57-71, 1990.
10. Inoue, R., and G. Isenberg. Intracellular calcium ions modulate acetylcholine-induced inward current in guinea-pig ileum. J. Physiol. Lond. 424: 73-92, 1990.
11. Inoue, R., and G. Isenberg. Acetylcholine activates nonselective cation channels in guinea pig ileum through a G protein. Am. J. Physiol. 258 (Cell Physiol. 27): C1173-C1178, 1990.
12. Inoue, R., K. Kitamura, and H. Kuriyama. Acetylcholine activates single sodium channels in smooth muscle cells. Pfluegers Arch. 410: 69-74, 1987.
13. + modulates acetylcholine-activated nonselective cation channels in guinea pig ileum. Am. J. Physiol. 268 (Cell Physiol. 37): C162-C170, 1995.
14. Klöckner, U., and G. Isenberg. Calcium channel current of vascular smooth muscle cells: extracellular protons modulate gating and single channel conductance. J. Gen. Physiol. 103: 665-678, 1994.
15. Komori, S., M. Kawai, T. Takewaki, and H. Ohashi. GTP-binding protein involvement in membrane currents evoked by carbachol and histamine in guinea-pig ileal muscle. J. Physiol. Lond. 450: 105-126, 1992.
16. Krafte, D. S., and R. S. Kass. Hydrogen ion modulation of Ca channel current in cardiac ventricular cells. J. Gen. Physiol. 91: 641-657, 1988.
17. + channel from rat skeletal muscle incorporated into planar bilayers. J. Gen. Physiol. 98: 1025-1042, 1991.
18. Li, L., and M. G. McNamee. Modulation of nicotinic acetylcholine receptor channel by pH: a difference in pH sensitivity of Torpedo and mouse receptors expressed in Xenopus oocytes. Cell. Mol. Neurobiol. 12: 83-93, 1992.
19. Löfqvist, J., and E. Nilsson. Influence of acid-base changes on carbachol- and potassium-induced contractions of taenia coli of the rabbit. Acta Physiol. Scand. 111: 59-68, 1981.
20. Pacaud, P., and T. B. Bolton. Relation between muscarinic receptor cationic current and internal calcium in guinea-pig jejunal smooth muscle cells. J. Physiol. Lond. 441: 477-499, 1991.
21. Palma, A., L. Li, X. J. Chen, P. Pappone, and M. McNamee. Effects of pH on acetylcholine receptor function. J. Membr. Biol. 120: 67-73, 1991.
22. Pappone, P. A., and G. L. Barchfeld. Modification of single acetylcholine-activated channels in BC3H-1 cells: effects of trimethyloxonium and pH. J. Gen. Physiol. 96: 1-22, 1990.
23. Rousseau, E., and J. Pinkos. pH modulates conducting and gating behaviour of single calcium release channels. Pfluegers Arch. 415: 645-647, 1990.
24. +. Proc. Natl. Acad. Sci. USA 87: 6445-6449, 1990.
25. Tsien, R. Y. New calcium indicators and buffers with high selectivity against magnesium and protons: design, synthesis, and properties of prototype structure. Biochemistry 19: 2396-2404, 1980.
26. s expressed in Xenopus oocytes. FEBS Lett. 319: 229-232, 1993.
27. Zhang, J.-F., and S.A. Siegelbaum. Effects of external protons on single cardiac sodium channels from guinea pig ventricular myocytes. J. Gen. Physiol. 98: 1065-1083, 1991.
28. cat) in smooth muscle. Proc. Int. Congr. Physiol. Sci. 32nd Glasgow 1993, p. 217.
29. Zholos, A. V., and T. B. Bolton. G-protein control of voltage dependence as well as gating of muscarinic metabotropic channels in guinea-pig ileum. J. Physiol. Lond. 478: 195-202, 1994.
30. Zholos, A. V., and T. B. Bolton. Effects of divalent cations on muscarinic receptor cationic current in smooth muscle from guinea-pig small intestine. J. Physiol. Lond. 486: 67-82, 1995.