Luteinising hormone secretion from the perifused ovine pars tuberalis and pars distalis: Effects of gonadotropin-releasing hormone and melatonin

Neuroendocrinology

Volumn 66, Issue 4, 1997, Pages 263-270

  Skinner, Donal C ^a   Robinson, Jane E ^a  

^a BABRAHAM INSTITUTE   (United Kingdom)

Author keywords

Gonadotropin releasing hormone; Gonadotropins; Melatonin; Pars tuberalis; Sheep

Indexed keywords

GONADORELIN; LUTEINIZING HORMONE; MELATONIN; MELATONIN RECEPTOR;

ANIMAL TISSUE; ARTICLE; CELL TYPE; CONTROLLED STUDY; FEMALE; HYPOPHYSIS PARS DISTALIS; HYPOPHYSIS PARS TUBERALIS; LUTEINIZING HORMONE RELEASE; NONHUMAN; PRIORITY JOURNAL; SHEEP;

EID: 0030885703     PISSN: 00283835     EISSN: 14230194     Source Type: Journal    
DOI: 10.1159/000127247     Document Type: Article

References (51)

1. Malpaux B, Daveau A, Maurice F, Locatelli A, Thiery JC: Evidence that melatonin binding sites in the pars tuberalis do not mediate the photoperiodic actions of melatonin on LH and prolactin secretion in ewes. J Reprod Fertil 1994:101:625-632.
2. Morgan PJ, Barrett P, Howell HE, Hclliwell R: Melatonin receptors: Localization, molecular pharmacology and physiological significance. Neurochem Int 1994:24:101-146.
3. Gross DS: The mammalian hypophysial pars tuberalis: A comparative Immunocytochemi-cal study. Gen Comp Endocrinol 1984:56:283-298.
4. Tillet Y, Pelletier J, Tramu G, de Reviers MM: The sheep pars tuberalis: An immunohisto-chemical study. Demonstration of the presence of glycoprotein and lipotropin hormones. Histochemistry 1990;92:403-408.
5. Skinner DC, Hcrbison AE, Robinson JE: Im-munocytochemical identification of oestrogen receptors in the ovine pars tuberalis: Localization within gonadotrophs. J Neuroendocrinol 1992;4:659-662.
6. Skinner DC, Robinson JE: Melatonin-binding sites in the gonadotroph-enriched zona tubcra-lisofewes. J Reprod Fertil 1995:104:243-250.
7. Skinner DC, Robinson JE: The pars tuberalis of the ewe: No effect of season or ovariectomy on the distribution or presence of immunoreac-tive cells. Cell Tissue Res 1996:284:117-123.
8. Pelletier J, Counis R, dc Reviers MM, Tillet Y: Localization of luteinizing hormone p-mRNA by in situ hybridization in the sheep pars tuberalis. Cell Tissue Res 1992;267:301-306.
9. Pelletier J, Counis R, de Reviers MM, Moumni M, Tillet Y: Changes in LHP-gcne and FSHP-gcne expression in the ram pars tuberalis according to season and castration. Cell Tissue Res 1995;281:127-133.
10. Gross DS, Turgeon JL, Waring DW: The ovine pars tuberalis: A naturally occurring source of partially purified gonadotrophs which secrete luteinizing hormone in vitro. Endocrinology 1984:114:2084-2091.
11. Mason WT, Waring DW: Elcctrophysiological recordings from gonadotrophs. Neuroendocrinology 1985;41:258-268.
12. Morgan PJ, Barrett P, Davidson G, Lawson W, Hazlerigg D: p72. a marker protein for melatonin action in ovine pars tuberalis cells: Its regulation by protein kinase A and protein kinase C and differential secretion relative to prolactin. Neuroendocrinology 1994;59:325-335.
13. Stankov B, Cozzi B, Lucini V, Fumagalli P, Scaglione F, Fraschini F: Characterization and mapping of melatonin receptors in the brain of three mammalian species: Rabbit, horse and sheep. Ncuroendocrinology 1991;53:214-221.
14. Zalcsky DD, Grotjan HE: Luteinizing hormone in the bovine pars tuberalis: Secretion in response to luteinizing hormone releasing hormone and intracellular isoforms. Domest Anim Endocrinol 1991:8:179-87.
15. Martin JE, Saltier C: Developmental loss of the acute inhibitory effect of melatonin on the in vitro pituitary luteinizing hormone and follicle-stimulating hormone responses to luteinizing hormone-releasing hormone. Endocrinology 1979;105:1007-1012.
16. Martin JE, McKeel DW, Sattler C: Melatonin directly inhibits rat gonadotroph cells. Endocrinology 1982:110:1079-1084.
17. Bacon A, Sattler C, Martin JE: Melatonin effect on the hamster pituitary response to LH-RH. Biol Reprod 1981:24:993-999.
18. Jetton AE, Turck FW, Schwartz NB: Effects of melatonin and time of day on in vitro pituitary gonadotropin basal secretion and GnRH responsiveness in the male golden hamster. Neuroendocrinology 1994;60:527-534.
19. Malpaux B, Chemineau P, Pelletier J: Melatonin and reproduction in sheep and goats: in Yu HS. Reiter RJ (eds): Melatonin: Biosynthesis, Physiological Effects, and Clinical Applications. Boca Raton. CRC Press. 1993, pp253-281.
20. Skinner DC, Mandon-Maurice F, Malpaux B: Melatonin in third ventricular cerebrospinal fluid: Temporal relationship with melatonin concentrations in jugular plasma. Ital J Anat Embryol 1996; 101 (suppl 1):79-80.
21. Evans WS, Boykin BJ, Kaiser DL, Borges JLC, Thomer MO: Biphasic luteinizing hormone secretion in response to gonadotropin-releasing hormone during continuous perifusion of dispersed rat anterior pituitary cells: Changes in total release and the phasic components during the estrous cycle. Endocrinology 1983; 112: 535-542.
22. Niswender GD, Reichert LE, Midgely AR, Nalbandov AV: Radioimmunoassay for bovine and ovine luteinizing hormone. Endocrinology 1969;84:1166-1173.
23. Nakazawa K, Marubayashi U, McCann SM: Med:ation of the short-loop negative feedback of luteinizing hormone (LH) on LH-rcleasing hormone release by melatonin-induced inhibition of LH release from the pars tuberalis. Proc Natl Acad Sci USA 1991;88:7576-7579.
24. Martin JE, Klein DC: Melatonin inhibition of neonatal pituitary response to luteinizing hormone-releasing factor. Science 1976:191:301-302.
25. Vanecek J: The melatonin receptors in rat ontogenesis. Ncuroendocrinology 1988:48:201-203.
26. Vanecek J: Melatonin binding sites. J Neurochem 1988;51:1436-1440.
27. Symons AM, Arendt J, Pryde SJ: Differential effects of melatonin on the stimulated release of LH from dispersed pituitary cells of the prepubertal female rat. J Endocrinol 1985:107: 107-112.
28. Vanecek J: Melatonin inhibitory affect on luteinizing hormone release is potentiated after long pretreatment with the indole. Brain Res 1991;538:329-332.
29. Wun WA, Jackson FL, Preslock JP, Berkowitz AS: Effect of melatonin in vivo upon FSH and LH release from hamster pituitary glands. Mol Cell Endocrinol 1986:46:227-234.
30. Wun WA, Berkowitz AS, Preslock JP: Melatonin’s differential inhibition of FSH and LH release from hamster pituitary glands. Mol Cell Endocrinol 1986;46:215-225.
31. Carlson LL, Weaver DR, Reppert SM: Melatonin receptors and signal transduction during development in Siberian hamsters (Phodopus sungorus).Dev Brain Res 1991:59:83-88.
32. Rivkees SA, Reppert SM: Apearancc of melatonin receptors during embryonic life in Siberian hamsters (Phodopus sungorus).Brain Res 1991;568:345-349.
33. Vanecek J, Kosar E: Ontogenesis of melatonin receptors in anterior pituitary and pars tuberalis of golden hamsters. Physiol Res 1994:43: 379-382.
34. Weaver DR, Aryan Namboodiri MA, Reppert SM: lodinated melatonin mimics melatonin action and reveals discrete binding sites in fetal brain. FEBS 1988;228:123-127.
35. Morgan PJ, Williams LM: Central melatonin receptors: Implications for a mode of action. Experientia 1989:45:955-964.
36. Morgan PJ, Wcbster CA, Mercer JG, Ross AW, Hazlerigg DG, MacLean A, Barrett P: The ovine part tuberalis secretes a factor(s) that regulates gene expression in both lactotropic and nonlactotropic pituitary cells. Endocrinology 1996;137:4018-4026.
37. Motta M, Fraschini F, Martini L: ‘Short' feedback mechanisms in the control of anterior pituitary function. Front Neuroendocrinol 1969;1:211-253.
38. Ortavant R, Davcau A, Gamier DH, Pelletier J, de Reviers MM, Terqui M: Diurnal variation in release of LH and testosterone in the ram. J Reprod Fertil 1982;64:347-353.
39. Rhind SM, Weherill GZ, Gunn RG: Diurnal profiles of LH prolactin and progesterone and their relationships in ewes in high or moderate levels of body condition. Anim Reprod Sci 1990:4:119-126.
40. Lincoln GA, Peel MJ: Photoperiodic control of gonadotrophin secretion in the ram: A detailed study of the temporal changes in plasma levels of follicle stimulating hormone, luteinizing hormone and testosterone following an abrupt switch from long to short days. J Endocrinol 1977:74:355-367.
41. Lincoln GA, Peel MJ, Cunningham RA: Seasonal and circadian changes in episodic release of follicle stimulating hormone, luteinizing hormone and testosterone in rams exposed to artificial photoperiods. J Endocrinol 1977;72: 337-349.
42. Emanuele N, Oslapas R, Connick E, Kirsteins L, Lawrence AM: Hypothalamic LH may play a role in control of pituitary' LH release. Neuroendocrinology 1981;33:12-17.
43. Hostetler G, Gallo RV, Brownfield MS: Presence of immunoreactivc luteinizing hormone in the rat forebrain. Neuroendocrinology 1981: 33:241-245.
44. Wood JH: Physiology and pharmacology of peptide, steroid, and other hormones in cerebrospinal fluid: in Wood JH (ed): Neurobiology of Cerebrospinal Fluid. New York, Plenum Publishers. 1982. vol 2. pp 43-65.
45. Dubey AK, Herbert J, Martcnsz ND, Bcckford U, Jones MT: Differential penetration of three anterior pituitary peptide hormones into the cerebrospinal fluid of rhesus monkeys. Life Sci 1983;32:1857-1863.
46. Skinner DC, Evans NP, Malpaux B: Does a shortloop feedback mechanism for the control of luteinising hormone exist in the ewe? Endocrinology 1997, in press.
47. Lei ZM, Rao CV, Komyci JL, Licht P, Hiatt ES: Novel expression of human chorionic go-nadoiropin/luteinizing hormone gene in brain. Endocrinology 1993; 132:2262-2270.
48. Lehman MN, Robinson JE, Karsch FJ, Silverman AJ: Immunocytochemical localization of luteinizing hormone-releasing hormone (LHRH) pathways in the sheep brain during anestrusand themid-lutcal phase of the estrous cycle. J Comp Neurol 1986;244:19-35.
49. Malpaux B, Skinner DC, Maurice F: The ovine pars tuberalis does not appear to be targeted by melatonin to modulate luteinising hormone secretion. but may be important for prolactin release. J Neuroendocrinol 1995;7:199-206.
50. Lincoln GA, Maeda KJ: Reproductive effects of placing micro-implants of melatonin in the mediobasal hypothalamus and prcoptic area in rams J Endocrinol 1992:132:201-215.
51. Malpaux B, Daveau A, Maurice F, Gayrard V, Thicry JC: Short-day effects of melatonin on LH secretion in the ewe: Evidence for central sites of action in the mediobasal hypothalamus. Biol Reprod 1993:48:752-760.