Characterization of T-type calcium current and its contribution to electrical activity in rabbit urethra

American Journal of Physiology - Cell Physiology

Volumn 286, Issue 5 55-5, 2004, Pages

  Bradley, J E ^a   Anderson, U A ^a   Woolsey, S M ^a   Thornbury, K D ^a   McHale, N G ^a   Hollywood, M A ^a  

^a QUEEN'S UNIVERSITY BELFAST   (United Kingdom)

Author keywords

Pacemaking; Smooth muscle; Spontaneous activity

Indexed keywords

CALCIUM CHANNEL T TYPE; MIBEFRADIL;

ANIMAL CELL; ANIMAL TISSUE; ARTICLE; CALCIUM CURRENT; CALCIUM TRANSPORT; CELL ISOLATION; CELL TYPE; COMPLEX FORMATION; ELECTRIC ACTIVITY; ELECTROPHYSIOLOGY; FEMALE; MALE; MICROELECTRODE; NONHUMAN; PATCH CLAMP; PRIORITY JOURNAL; RABBIT; STEADY STATE; TISSUE CHARACTERIZATION; URETHRA; URINE INCONTINENCE;

ACTION POTENTIALS; ANIMALS; BARIUM; CALCIUM; CALCIUM CHANNEL BLOCKERS; CALCIUM CHANNELS, L-TYPE; CALCIUM CHANNELS, T-TYPE; ELECTRIC CONDUCTIVITY; FEMALE; MALE; MIBEFRADIL; MODELS, BIOLOGICAL; NICKEL; NIFEDIPINE; PATCH-CLAMP TECHNIQUES; RABBITS; URETHRA;

ANIMALIA; ORYCTOLAGUS CUNICULUS;

EID: 1942486852     PISSN: 03636143     EISSN: None     Source Type: Journal    
DOI: 10.1152/ajpcell.00463.2003     Document Type: Article

References (29)

1. Brading AF. The physiology of the mammalian outflow tract. Exp Physiol 84: 1737-1743, 1999.
2. Bradley JE, Anderson UA, Woolsey SM, McHale NG, Thornbury KD, and Hollywood MA. Characterisation of T type calcium current and its role in spontaneous activity in rabbit urethral smooth muscle (Abstract). J Physiol 548P: P70, 2003.
3. Bridgewater M, MacNeil HF, and Brading AF. Regulation of tone in pig urethral smooth muscle. J Urol 150: 223-228, 1993.
4. Callaban SM and Creed KE. The effects of oestrogens on spontaneous activity and responses to phenylephrine of the mammalian urethra. J Physiol 358: 35-46, 1985.
5. 2+ current on the contractile performance of guinea pig detrusor smooth muscle. Neurourol Urodyn 22: 77-82, 2003.
6. Cousins HM, Edwards FR, Hickey H, Hill CE, and Hirst GDS. Electrical coupling between the myenteric interstitial cells of Cajal and adjacent muscle layers in the guinea-pig gastric antrum. J Physiol 550: 829-844, 2003.
7. Dickens EJ, Hirst GD, and Tomita T. Identification of rhythmically active cells in guinea-pig stomach. J Physiol 514: 515-531, 1999.
8. Fukushima Y and Hagiwara S. Currents carried by monovalent cations through calcium channels in mouse neoplastic B lymphocytes. J Physiol 358: 255-284, 1985.
9. Hashitani H, Van Helden DF, and Suzuki H. Properties of spontaneous depolarizations in circular smooth muscle cells of rabbit urethra. Br J Pharmacol 118: 1627-1632, 1996.
10. 2+ currents in freshly dispersed smooth muscle cells from the human proximal urethra. J Physiol 550: 753-764, 2003.
11. Horn R and Marty A. Muscarinic activation of ionic currents measured by a new whole-cell recording method. J Gen Physiol 92: 145-159, 1988.
12. 2+-dependent burst firing in GABA-ergic neurons of rat thalamic reticular nucleus. J Neurosci 12: 3804-3817, 1992.
13. 2+ channels. Eur J Neurosci 11: 4171-4178, 1999.
14. Koh SD, Monaghan K, Ro S, Mason HS, Kenyon JL, and Sanders KM. Novel voltage-dependent non-selective cation conductance in murine colonic myocytes. J Physiol 533: 341-355, 2001.
15. Kotlikoff MI, Herrera G, and Nelson MT. Calcium permeant ion channels in smooth muscle. Rev Physiol Biochem Pharmacol 134: 147-199, 1999.
16. Lee HK and Sanders KM. Comparison of ionic currents from interstitial cells and smooth muscle cells of canine colon. J Physiol 460: 135-152, 1993.
17. 1H. Biophys J 77: 3034-3042, 1999.
18. McRory JE, Santi CM, Hamming KS, Mezeyova J, Sutton KG, Baillie DL, Stea A, and Snutch TP. Molecular and functional characterization of a family of rat brain T-type calcium channels. J Biol Chem 276: 3999-4011, 2001.
19. 2+ channels by Ro 40-5967. Circ Res 75: 144-148, 1994.
20. Narahashi T, Tsunoo A, and Yoshii M. Characterization of two types of calcium channels in mouse neuroblastoma cells. J Physiol 383: 231-349, 1987.
21. Nobile M, Carbone E, Lux HD, and Zucker H. Temperature sensitivity of Ca currents in chick sensory neurones. Pflügers Arch 415: 658-663, 1990.
22. Perez-Reyes E. Molecular physiology of low-voltage-activated T-type calcium channels. Physiol Rev 83: 117-161, 2003.
23. 3 in modulation of spontaneous activity in pacemaker cells of rabbit urethra. Am J Physiol Cell Physiol 280: C1349-C1356, 2001.
24. Sergeant GP, Hollywood MA, McCloskey KD, Thornbury KD, and McHale NG. Specialised pacemaking cells in the rabbit urethra. J Physiol 526: 359-366, 2000.
25. Shafei M, Thornbury KD, McHale NG, and Hollywood MA. Relative contributions of calcium influx and calcium stores to myogenic tone in the rat urethra (Abstract). J Physiol 548P: O15, 2003.
26. 1G. J Physiol 530: 35-45, 2001.
27. Sui GP, Wu C, and Fry CH. Inward calcium currents in cultured and freshly isolated detrusor muscle cells: evidence of a T-type calcium current. J Urol 165: 621-626, 2001.
28. + channel opener ZD6169 on pig urethral smooth muscle. Br J Pharmacol 134: 1505-1515, 2001.
29. 2+ uptake in canine colonic muscles. J Physiol 549: 207-218, 2003.