Modulators of BK and SK channels alter electrical activity in vitro in single vasopressin neurons isolated from the rat supraoptic nucleus

Neuroscience Letters

Volumn 484, Issue 1, 2010, Pages 26-29

  Ohbuchi, Toyoaki ^a   Yokoyama, Toru ^a   Saito, Takeshi ^a   Suzuki, Hitoshi ^a   Fujihara, Hiroaki ^a   Katoh, Akiko ^a   Otsubo, Hiroki ^a   Ishikura, Toru ^a   Suzuki, Hideaki ^a   Ueta, Yoichi ^a  

^a UNIVERSITY OF OCCUPATIONAL AND ENVIRONMENTAL HEALTH   (Japan)

Author keywords

BK channel; Green fluorescent protein; Patch clamp; SK channel; Supraoptic nucleus; Vasopressin neuron

Indexed keywords

ARGIPRESSIN; CALCIUM; GREEN FLUORESCENT PROTEIN; LARGE CONDUCTANCE CALCIUM ACTIVATED POTASSIUM CHANNEL; POTASSIUM CHANNEL; VASOPRESSIN RECEPTOR;

ACTION POTENTIAL; ANIMAL CELL; ARTICLE; BINDING AFFINITY; CALCIUM CELL LEVEL; CELL ISOLATION; ELECTRIC ACTIVITY; GENE EXPRESSION; GIANT CELL; HORMONE RELEASE; HYPERPOLARIZATION; IN VITRO STUDY; MALE; NEGATIVE FEEDBACK; NERVE CELL EXCITABILITY; NEUROSECRETORY CELL; NONHUMAN; PATCH CLAMP; PRIORITY JOURNAL; RAT; REGULATORY MECHANISM; SUPRAOPTIC NUCLEUS; TRANSGENE; WHOLE CELL;

ACTION POTENTIALS; ANIMALS; APAMIN; CHARYBDOTOXIN; LARGE-CONDUCTANCE CALCIUM-ACTIVATED POTASSIUM CHANNELS; MALE; MEMBRANE POTENTIALS; NEURONS; PATCH-CLAMP TECHNIQUES; PEPTIDES; RATS; RATS, TRANSGENIC; SMALL-CONDUCTANCE CALCIUM-ACTIVATED POTASSIUM CHANNELS; SUPRAOPTIC NUCLEUS; VASOPRESSINS;

EID: 84755161721     PISSN: 03043940     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.neulet.2010.08.010     Document Type: Article

References (22)

1. Armstrong W.E., Wang L., Li C., Teruyama R. Performance, properties, and plasticity of identified oxytocin and vasopressin neurones in vitro. J. Neuroendocrinol. 2010, 22:330-342.
2. + channels of small conductance in cultured rat skeletal muscle. Nature 1986, 323:718-720.
3. + channel subtypes in cell bodies versus nerve endings. J. Physiol. 1999, 519:101-114.
4. Edwards G., Niederste-Hollenberg A., Schneider J., Noack T., Weston A.H. Ion channel modulation by NS 1619, the putative BKCa channel opener, in vascular smooth muscle. Br. J. Pharmacol. 1994, 113:1538-1547.
5. + channels to hyperpolarizing after-potentials and discharge pattern in rat supraoptic neurons. J. Neuroendocrinol. 2004, 16:577-588.
6. Hanner M., Vianna-Jorge R., Kamassah A., Schmalhofer W.A., Knaus H.G., Kaczorowski G.J., Garcia M.L. The beta subunit of the high conductance calcium-activated potassium channel. Identification of residues involved in charibdotoxin binding. J. Biol. Chem. 1998, 273:16289-16296.
7. Ca channel gating by endogenous signaling molecules. Physiology 2009, 24:26-35.
8. Kaczorowski G.J., Knaus H.G., Leonard R.J., McManus O.B., Garcia M.L. High-conductance calcium-activated potassium channels: structure, pharmacology, and function. J. Bioenerg. Biomembr. 1996, 28:255-267.
9. Kato M., Tanaka N., Usui S., Sakuma Y. The SK channel blocker apamin inhibits slow afterhyperpolarization currents in rat gonadotropinreleasing hormone neurones. J. Physiol. 2006, 574:431-442.
10. + current in rat supraoptic neurones in vitro. J. Physiol. 1996, 494:389-398.
11. Lancaster B., Nicoll R.A. Properties of two calcium-activated hyperpolarizations in rat hippocampal neurons. J. Physiol. 1987, 389:187-203.
12. Leng G., Brown C.H., Russell J.A. Physiological pathways regulating the activity of magnocellular neurosecretory cells. Prog. Neurobiol. 1999, 57:625-655.
13. Lippiat J.D., Standen N.B., Harrow I.D., Phillips S.C., Davies N.W. Properties of BK(Ca) channels formed by bicistronic expression of hSloalpha and beta1-4 subunits in HEK293 cells. J. Membr. Biol. 2003, 192:141-148.
14. McManus O.B., Helms L.M., Pallanck L., Ganetzky B., Swanson R., Leonard R.J. Functional role of the beta subunit of high conductance calcium-activated potassium channels. Neuron 1995, 14:645-650.
15. + channel resistant to charybdotoxin and iberiotoxin. Proc. Natl. Acad. Sci. U.S.A. 2000, 97:5562-5567.
16. Ohbuchi T., Yokoyama T., Saito T., Hashimoto H., Suzuki H., Otsubo H., Fujihara H., Suzuki H., Ueta Y. Brain-derived neurotrophic factor inhibits spontaneous inhibitory postsynaptic currents in the rat supraoptic nucleus. Brain Res. 2009, 1258:34-42.
17. + channels by novel benzimidazolone. Eur. J. Pharmacol. 1994, 251:53-59.
18. Salkoff L., Butler A., Ferreira G., Santi C., Wei A. High conductance potassium channels of the SLO family. Nat. Rev. Neurosci. 2006, 7:921-931.
19. + channels by NS309 (6,7-dichloro-1H-indole-2,3-dione 3-oxime). Biochim. Biophys. Acta 2004, 1665:1-5.
20. Ueta Y., Fujihara H., Serino R., Dayanithi G., Ozawa H., Matsuda K., Kawata M., Yamada J., Ueno S., Fukuda A., Murphy D. Transgenic expression of enhanced green fluorescent protein enables direct visualization for physiological studies of vasopressin neurons and isolated nerve terminals of the rat. Endocrinology 2005, 146:406-413.
21. Vergara C., Latorre R., Marrion N.V., Adelman J.P. Calcium-activated potassium channels. Curr. Opin. Neurobiol. 1998, 8:321-329.
22. Wynne P.M., Puig S.I., Martin G.E., Treistman S.N. Compartmentalized β subunit distribution determines characteristics and ethanol sensitivity of somatic, dendritic, and terminal BK channels in the rat CNS. J. Pharmacol. Exp. Ther. 2009, 329:978-986.