Modulation of gonadotropin II release by K+ channel blockers in goldfish gonadotropes: A novel stimulatory action of 4-aminopyridine

Journal of Neuroendocrinology

Volumn 13, Issue 11, 2001, Pages 951-958

  Wong, C J H ^a   Kwong, P ^a   Johnson, J D ^a   Yunker, W K ^a   Chang, John P ^a  

^a UNIVERSITY OF ALBERTA   (Canada)

Author keywords

Ca2+ channel; Caffeine; FURA; Potassium channel; Tetraethylammonium

Indexed keywords

4 AMINOPYRIDINE; CAFFEINE; CALCIUM CHANNEL; CALCIUM CHANNEL BLOCKING AGENT; CALCIUM ION; GONADOTROPIN; POTASSIUM CHANNEL; POTASSIUM CHANNEL BLOCKING AGENT; TETRYLAMMONIUM; VERAPAMIL;

ANIMAL CELL; ARTICLE; CALCIUM CELL LEVEL; CALCIUM SIGNALING; CALCIUM TRANSPORT; CELL CULTURE; CONTROLLED STUDY; CULTURE MEDIUM; EXTRACELLULAR CALCIUM; GOLDFISH; GONADOTROPIN RELEASE; GONADOTROPIN SECRETING CELL; MODULATION; NONHUMAN; NONLINEAR SYSTEM; PREDICTION; PRIORITY JOURNAL; STIMULATION;

4-AMINOPYRIDINE; ANIMALS; CAFFEINE; CALCIUM; CALCIUM CHANNEL BLOCKERS; CALCIUM CHANNELS; CELLS, CULTURED; FLUORESCENT DYES; FURA-2; GOLDFISH; GONADOTROPINS, PITUITARY; PHOSPHODIESTERASE INHIBITORS; PITUITARY GLAND; POTASSIUM CHANNEL BLOCKERS; TETRAETHYLAMMONIUM; VERAPAMIL;

EID: 0034751942     PISSN: 09538194     EISSN: None     Source Type: Journal    
DOI: 10.1046/j.1365-2826.2001.00710.x     Document Type: Article

References (35)

1. Signal transduction mechanisms mediating secretion in goldfish gonadotropes and somatotropes
2. 2+ stores, regulate gonadotropin secretion
3. Effects of dopamine on gonadotropin release in female goldfish, Carassius auratus
4. Use of a pituitary cell dispersion method and primary culture system for the studies of gonadotropin-releasing hormone action in the goldfish, Carassius auratus. II. Extracellular calcium dependence and dopaminergic gonadotropin responses
5. Dopamine-D2 actions on voltage-dependent calcium current and gonadotropin-II secretion in cultured goldfish gonadotrophs
6. Electrical membrane properties and ionic currents in cultured goldfish gonadotrophs
7. Involvement of extracellular sodium in agonist-induced gonadotropin release from goldfish (Carassius auratus) gonadotrophs
8. Diversity and ubiquity of K channels
9. Gonadotropin-releasing hormone receptors: Structure and signal transduction pathways
10. Apamin-sensitive potassium channels mediate agonist-induced oscillations of membrane potential in pituitary gonadotrophs
11. 2+ oscillations and rhythmic hyperpolarizations of pituitary gonadotropes
12. 2+ channels in gonadotropin-releasing hormone-induced membrane potential changes in identified rat gonadotropes
13. A novel calcium-activated apamin-insensitive potassium current in pituitary gonadotrophs
14. Growth hormone-releasing hexapeptide elevates intracellular calcium in rat somatotropes by two mechanisms
15. A dopaminergic inhibitory postsynaptic potential mediated by an increased potassium conductance
16. 1 adenosine receptor in frog melanotrophs
17. Electrophysiological response to dopamine of rat hypophysial cells in lactotroph-enriched primary cultures
18. Characterization of an M-like current modulated by thyrotropin-releasing hormone in normal rat lactotropes
19. + channels in rat lactotrophs: Reversal by long-term exposure to dopamine agonist
20. Prediction of repetitive firing behaviour from voltage clamp data on an isolated neurone soma
21. Use of a pituitary cell dispersion method and primary culture system for the studies of gonadotropin-releasing hormone action in the goldfish. Carassius auratus. I. Initial morphological, static, and cell column perifusion studies
22. Gonadotropin release from the pars distalis of goldfish, Carassius auratus, transplanted beside the brain or into the brain ventricles: Additional evidence for gonadotropin-release-inhibitory factor
23. Morphological identification of live gonadotropin, growth-hormone, and prolactin cells in goldfish (Carassius auratus) pituitary-cell cultures
24. Muscarinic activation of ionic currents measured by a new whole-cell recording method
25. 2+ signals in identified goldfish gonadotropes
26. Effects of 4-aminopyridine on the excitation-contraction coupling in frog and rat skeletal muscle
27. 2+ - ATPase of the mammalian sarcoplasmic reticulum
28. Calcium released from thapsigargin (Tg)-sensitive stores fails to stimulate the release of gonadotropin (GTH-II) and growth hormone (GH) from goldfish pituitary cells
29. 2+ entry induced by rapid cytosolic alkalinization in Jurkat T-lymphocytes
30. + channel blockers
31. 3 receptors is pH dependent
32. Mobilization of calcium from intracellular stores, potentiation of neurotransmitter-induced calcium transients, and capacitve calcium entry by 4-aminopyridine
33. 3H]5-hydroxytryptamine in rat hippocampal slices
34. Some antagonists of dantrolene sodium on the isolated diaphragm muscle of the rat