Growth hormone-releasing hormone triggers pacemaker activity and persistent Ca2+ oscillations in rat somatotrophs

Journal of Physiology

Volumn 499, Issue 3, 1997, Pages 613-623

  Kwiecien, R ^a   Tseeb, V ^a   Kurchikov, A ^a,b   Kordon, C ^a   Hammond, C ^a  

^a INSERM   (France)

^b KOL TSOV INSTITUTE OF DEVELOPMENTAL BIOLOGY   (Russian Federation)

Author keywords

[No Author keywords available]

Indexed keywords

CALCIUM CHANNEL BLOCKING AGENT; CALCIUM ION; CARBACHOL; FURA 2; GROWTH HORMONE RELEASING FACTOR; MUSCARINE; MUSCARINIC AGENT; NIFEDIPINE; SODIUM ION; SOMATOSTATIN;

ACTION POTENTIAL; ANIMAL CELL; ARTICLE; CALCIUM CELL LEVEL; CALCIUM CURRENT; CELL CULTURE; CONCENTRATION RESPONSE; CONTROLLED STUDY; CYTOSOL; IMAGING; MALE; MEMBRANE STEADY POTENTIAL; NONHUMAN; OSCILLATION; PACEMAKER; PATCH CLAMP; PRIORITY JOURNAL; RAT; SOMATIC CELL;

EID: 0030905010     PISSN: 00223751     EISSN: None     Source Type: Journal    
DOI: 10.1113/jphysiol.1997.sp021954     Document Type: Article

References (36)

1. BARRON, S. E. & HOOVER, D. B. (1983). Localization of acetylcholinesterase and choline acetyltransferase in the rat pituitary gland. Histochemical Journal 15, 1087-1098.
2. BERTHERAT, J., BLUET-PAJOT, M. T. & EPELBAUM, J. (1995). Neuroendocrine regulation of growth hormone. European Journal of Endocrinology 132, 12-24.
3. CARMELIET, P. & DENEF, C. (1988). Immunocytochemical and pharmacological evidence for an intrinsic cholinomimetic system modulating prolactin and growth hormone release in rat pituitary. Endocrinology 123, 1128-1139.
4. CARMELIET, P. & DENEF, C. (1989). Synthesis and release of acetylcholine by normal and tumoral pituitary corticotrophs. Endocrinology 124, 2218-2227.
5. CHEN, C. & CLARKE, I. J. (1992). Ion channels in the regulation of growth hormone secretion from somatotrophs by somatostatin. Growth Regulation 2, 167-174.
6. 2+ influx in the ovine somatotroph by growth hormone-releasing factor. American Journal of Physiology 31, E204-212.
7. CHEN, C., ISRAEL, J. M. & VINCENT, J. D. (1989a). Electrophysiological responses of rat pituitary cells in somatotroph-enriched primary culture to human growth-hormone releasing factor. Neuroendocrinology 50, 679-687.
8. CHEN, C., ISRAEL, J. M. & VINCENT, J. D. (1989b). Electrophysiological responses to somatostatin of rat hypophysial cells in somatotroph-enriched primary cultures. Journal of Physiology 408, 493-510.
9. CHEN, C., ZHANG, J., VINCENT, J. D. & ISRAEL, J. M. (1990). Sodium and calcium currents in action potentials of rat somatotrophs: their possible functions in growth hormone secretion. Life Sciences 46, 983-989.
10. CUTTLER, L., GLAUM, S. R., COLLINS, B. A. & MILLER, R. (1992). Calcium signalling in single growth hormone-releasing factor-responsive pituitary cells. Endocrinology 130, 945-953.
11. DERIEMER, S. A. & SAKMANN, B. (1986). Two calcium currents in normal rat anterior pituitary cells identified by a plaque assay. Experimental Brain Research 14, 139-154.
12. DIFRANCESCO, D. (1993). Pacemaker mechanisms in cardiac tissue. Annual Review of Physiology 55, 455-472.
13. FOX, A. P., NOWYCKY, M. C. & TSIEN, R. W. (1987). Kinetic and pharmacological properties distinguishing three types of calcium currents in chick sensory neurones. Journal of Physiology 394, 149-172.
14. 2+ indicators with greatly improved fluorescence properties. Journal of Biological Chemistry 260, 3440-3450.
15. HOLL, R. W., THORNER, M. O. & LEONG, D. A. (1988). Intracellular calcium concentration and growth hormone secretion in individual somatotropes: effects of growth hormone-releasing factor and somatostatin. Endocrinology 122, 2927-2932.
16. HOUBEN, H. & DENEF, C. (1990). Regulatory peptides produced in the anterior pituitary. Trends in Endocrinology and Metabolism 1, 398-403.
17. + replacement of GRF-induced GH secretion from pituitary cells. American Journal of Physiology 254, E476-481.
18. KATO, M., HOYLAND, J., SIKDAR, S. K. & MASON, W. T. (1992). Imaging of intracellular calcium in rat anterior pituitary cells in response to growth hormone releasing factor. Journal of Physiology 447, 171-189.
19. 2+ involvement of growth hormone (GH) releasing factor-induced GH secretion in perifused dispersed rat pituitary cells. Japanese Journal of Physiology 36, 1225-1239.
20. +-dependent mechanism. Brain Research 476, 140-148.
21. LABELLA, F. S. & SHIN, S. (1968). Estimation of cholinesterase and choline acetyltransferase in bovine anterior pituitary, posterior pituitary and pineal body. Journal of Neurochemistry 15, 335-342.
22. LEWIS, D. L., GOODMAN, M. B., ST JOHN, P. A. & BARKER, J. L. (1988). Calcium currents and fura-2 signals in fluorescence-activated cell sorted lactotrophs and somatotrophs of rat anterior pituitary. Endocrinology 123, 611-621.
23. 2+ influx. Endocrinology 128, 583-591.
24. MASON, W. T. & RAWLINGS, S. R. (1988). Whole-cell recordings of ionic currents in bovine somatotrophs and their involvement in growth hormone secretion. Journal of Physiology 405, 577-593.
25. MUKHERJEE, A., SNYDER, G. & MCCANN, S. M. (1980). Characterization of muscarinic cholinergic receptors on intact rat anterior pituitary cells. Life Sciences 27, 475-482.
26. NAUMOV, A. P., HERRINGTON, J. & HILLE, B. (1994). Actions of growth hormone releasing hormone on rat pituitary cells: intracellular calcium and ionic currents. Pflügers Archiv 427, 414-421.
27. NUSSINOVITCH, I. (1988). Growth hormone releasing factor evokes rhythmic hyperpolarizing currents in rat anterior pituitary cells. Journal of Physiology 395, 303-318.
28. NUSSINOVITCH, I. (1989). Somatostatin inhibits two types of voltage-activated calcium currents in rat growth-hormone secreting cells. Brain Research 504, 136-138.
29. SELVERSTON, A. I., MILLER, J. P. & WADEPUHL, M. (1983). Cooperative mechanisms for the production of rhythmic movements. In Neural Origin of Rhythmic Movements, ed. ROBERTS, A. & ROBERTS, B. L., pp. 55-87. Cambridge University Press, Cambridge.
30. SHEPPARD, M. S., MOOR, B. C. & KRAICER, J. (1985). Release of growth hormone (GH) from purified somatotrophs: interaction of GH-releasing factor and Somatostatin and role of adenosine 3′5′-monophosphate. Endocrinology 117, 2364-2370.
31. + conductance in freshly dispersed rat somatotrophs. Journal of Physiology 441, 615-637.
32. TANNENBAUM, G. & MARTIN, J. B. (1976). Evidence for an endogenous ultradian rhythm governing growth hormone secretion in the rat. Endocrinology 98, 562-570.
33. TAYLOR, R. L. & BURT, D. R. (1980). Pituitary cell cultures contain muscarinic receptors. European Journal of Pharmacology 65, 305-308.
34. THORNER, M. O., HOLL, R. W. & LEONG, D. A. (1988). The somatotrope: an endocrine cell with functional calcium transients. Journal of Experimental Biology 139, 169-179.
35. VAN GOOR, F., GOLDBERG, J. I. & CHANG, J. P. (1996). Involvement of extracellular sodium in agonist-induced gonadotropin release from goldfish (Carassius auratus) gonadotrophs. Endocrinology 137, 2859-2871.
36. WEISS, J., CRONIN, J. & THORNER, M. O. (1987). Periodic interactions of GH-releasing factor and somatostatin can augment GH release in vitro. American Journal of Physiology 253, E508-514.