The role of hypothalamic input on corticotroph maturation in fetal sheep

American Journal of Physiology - Regulatory Integrative and Comparative Physiology

Volumn 284, Issue 6 53-6, 2003, Pages

  Young, Sharla F ^a   Tatter, Stephen B ^a   Valego, Nancy K ^a   Figueroa, Jorge P ^a   Thompson, Jalonda ^a   Rose, James C ^a  

^a WAKE FOREST SCHOOL OF MEDICINE   (United States)

Author keywords

Arginine vasopressin; Corticotropin releasing hormone; Corticotropin releasing hormone receptor; Hypothalamo pituitary disconnection; Vasopressin receptor

Indexed keywords

CORTICOTROPIN RELEASING FACTOR RECEPTOR; CORTICOTROPIN RELEASING FACTOR RECEPTOR 1; MESSENGER RNA; UNCLASSIFIED DRUG; VASOPRESSIN V1 RECEPTOR;

ADENOHYPOPHYSIS; ANIMAL CELL; ANIMAL EXPERIMENT; ANIMAL MODEL; ANIMAL TISSUE; ARTICLE; BRAIN CELL; BRAIN LEVEL; CELL MATURATION; CELL POPULATION; CELL STRUCTURE; CONTROLLED STUDY; FEMALE; GESTATIONAL AGE; HYDROCORTISONE BLOOD LEVEL; HYPOTHALAMUS; HYPOTHALAMUS HYPOPHYSIS SYSTEM; IMMUNOBLOTTING; NERVE CONDUCTION; NONHUMAN; PRIORITY JOURNAL; PROTEIN EXPRESSION; SENSORY STIMULATION; SHEEP;

EID: 0038515419     PISSN: 03636119     EISSN: None     Source Type: Journal    
DOI: 10.1152/ajpregu.00572.2002     Document Type: Article

References (43)

1. Antolovich GC, Clarke IJ, McMillen IC, Perry RA, Robinson PM, Silver M, and Young R. Hypothalamo-pituitary disconnection in the fetal sheep. Neuroendocrinology 51: 1-9, 1990.
2. Antolovich GC, McMillen IC, Robinson PM, Silver M, Young IR, and Perry RA. The effect of hypothalamo-pituitary disconnection on the functional and morphologic development of the pituitary-adrenal axis in the fetal sheep in the last third of gestation. Neuroendocrinology 54: 254-261, 1991.
3. Antolovich GC, McMillen IC, Robinson PM, Silver M, Young IR, and Perry RA. Effect of cortisol infusion on the pituitary-adrenal axis of the hypothalamo-pituitary-disconnected fetal sheep. Neuroendocrinology 56: 312-319, 1992.
4. Canny BJ, Young IR, and Veldhuis JD. Hypothalamo-pituitary disconnection of the late-gestation ovine fetus results in profound changes in cortisol secretion that are not reflected in commensurate changes in adrenocorticotropin secretion. Endocrinology 139: 3210-3219, 1998.
5. Carr GA, Jacobs RA, Young IR, Schwartz J, White A, Crosby S, and Thorburn GD. Development of adrenocorticotropin-(1-39) and precursor peptide secretory responses in the fetal sheep during the last third of gestation. Endocrinology 136: 5020-5027, 1995.
6. Castro MG, Morrison E, Perone MJ, Brown OA, Murray CA, Ahmed I, Perkins AV, Europe-Finner G, Lowenstein PR, and Linton EA. Corticotrophin-releasing hormone receptor type 1: generation and characterization of polyclonal antipeptide antibodies and their localization in pituitary cells and cortical neurones in vitro. J Neuroendocrinol 8: 521-531, 1996.
7. Castro MI, Valego NK, Zehnder TJ, and Rose JC. The ratio of plasma bioactive to immunoreactive ACTH-like activity increases with gestational age in the fetal lamb. J Dev Physiol 18: 193-201, 1992.
8. Chen R, Lewis KA, Perrin MH, and Vale WW. Expression cloning of a human corticotropin-releasing-factor receptor. Proc Natl Acad Sci USA 90: 8967-8971, 1993.
9. Fora MA, Butler TG, Rose JC, and Schwartz J. Adrenocorticotropin secretion by fetal sheep anterior and intermediate lobe pituitary cells in vitro: effects of gestation and adrenalectomy. Endocrinology 137: 3394-3400, 1996.
10. Fora MA, Valego NK, Lively MO, Castro MI, and Rose JC. ACTH-like bioactivity and immunoactivity in fetal lamb pituitaries at 0.65 and 0.95 gestation. Reprod Fertil Dev 8: 195-201, 1996.
11. Green JL, Figueroa JP, Massman GA, Schwartz J, and Rose JC. Corticotropin-releasing hormone type I receptor messenger ribonucleic acid and protein levels in the ovine fetal pituitary: ontogeny and effect of chronic cortisol administration. Endocrinology 141: 2870-2876, 2000.
12. Green JL, Flohr S, and Rose JC. Vasopressin type lb receptor in the fetal ovine anterior pituitary: ontogeny and effect of chronic infusion (Abstract). J Soc Gynecol Investig 7: 106A, 2000.
13. Hargrave BY and Rose JC. By 95 days of gestation CRF increases plasma ACTH and cortisol in ovine fetuses. Am J Physiol Endocrinol Metab 250: E422-E427, 1986.
14. Hawtin SR, Davies AR, Matthews G, and Wheatley M. Identification of the glycosylation sites utilized on the V1a vasopressin receptor and assessment of their role in receptor signalling and expression. Biochem J 357: 73-81, 2001.
15. Hebert TE, Moffett S, Morello JP, Loisel TP, Bichet DG, Barret C, and Bouvier M. A peptide derived from a beta2-adrenergic receptor transmembrane domain inhibits both receptor dimerization and activation. J Biol Chem 271: 16384-16392, 1996.
16. Laemmli UK. Cleavage of structural proteins during the assembly of the head of bacteriophage T4. Nature 227: 680-685, 1970.
17. Lolait SJ, O'Carroll AM, Mahan LC, Felder CC, Button DC, Young WS III, Mezey E, and Brownstein MJ. Extrapituitary expression of the rat V1b vasopressin receptor gene. Proc Natl Acad Sci USA 92: 6783-6787, 1995.
18. Lu F, Yang K, and Challis JR. Characteristics and developmental changes of corticotrophin-releasing hormone-binding sites in the fetal sheep anterior pituitary gland. J Endocrinol 130: 223-229, 1991.
19. McDonald TJ and Nathanielsz PW. Bilateral destruction of the fetal paraventricular nuclei prolongs gestation in sheep. Am J Obstet Gynecol 165: 764-770, 1991.
20. McMillen IC, Merei JJ, White A, Crosby S, and Schwartz J. Increasing gestational age and cortisol alter the ratio of ACTH precursors: ACTH secreted from the anterior pituitary of the fetal sheep. J Endocrinol 144: 569-576, 1995.
21. Myers DA, Bell ME, McDonald TJ, and Myers TR. Corticotropin-releasing factor receptor expression in the pituitary of fetal sheep after lesion of the hypothalamic paraventricular nucleus. Endocrinology 140: 4292-4299, 1999.
22. Myers DA, Trinh JV, and Myers TR. Structure and function of the ovine type 1 corticotropin releasing factor receptor (CRF1) and a carboxyl-terminal variant. Mol Cell Endocrinol 144: 21-35, 1998.
23. Norman LJ, Lye SJ, Wlodek ME, and Challis JR. Changes in pituitary responses to synthetic ovine corticotrophin releasing factor in fetal sheep. Can J Physiol Pharmacol 63: 1398-1403, 1985.
24. North WG, Fay MJ, and Du J. MCF-7 breast cancer cells express normal forms of all vasopressin receptors plus an abnormal V2R. Peptides 20: 837-842, 1999.
25. Ozolins IZ, Young IR, and McMillen IC. Effect of cortisol infusion on basal and corticotropin-releasing factor (CRF)-stimulated plasma ACTH concentrations in the sheep fetus after surgical isolation of the pituitary. Endocrinology 127: 1833-1840, 1990.
26. Perez FM, Schwartz J, and Rose JC. Developmental changes in ovine corticotrophs in vitro. Endocrinology 138: 916-921, 1997.
27. Pisarchik A and Slominski AT. Alternative splicing of CRH-R1 receptors in human and mouse skin: identification of new variants and their differential expression. FASEB J 15: 2754-2756, 2001.
28. Pozzoli G, Bilezikjian LM, Perrin MH, Blount AL, and Vale WW. Corticotropin-releasing factor (CRF) and glucocorticoids modulate the expression of type 1 CRF receptor messenger ribonucleic acid in rat anterior pituitary cell cultures. Endocrinology 137: 65-71, 1996.
29. Rabadan-Diehl C and Aguilera G. Glucocorticoids increase vasopressin V1b receptor coupling to phospholipase C. Endocrinology 139: 3220-3226, 1998.
30. Rabadan-Diehl C, Makara G, Kiss A, Zelena D, and Aguilera G. Regulation of pituitary corticotropin releasing hormone (CRH) receptor mRNA and CRH binding during adrenalectomy: role of glucocorticoids and hypothalamic factors. J Neuroendocrinol 9: 689-697, 1997.
31. Rene P, Lenne F, Ventura MA, Bertagna X, and de Keyzer Y. Nucleotide sequence and structural organization of the human vasopressin pituitary receptor (V3) gene. Gene 241: 57-64, 2000.
32. Rose JC, Meis PJ, and Morris M. Ontogeny of endocrine (ACTH, vasopressin, cortisol) responses to hypotension in lamb fetuses. Am J Physiol Endocrinol Metab 240: E656-E661, 1981.
33. Saoud CJ and Wood CE. Ontogeny of proopiomelanocortin posttranslational processing in the ovine fetal pituitary. Pep tides 17: 649-653, 1996.
34. Schwartz J, Ash P, Ford V, Raff H, Crosby S, and White A. Secretion of adrenocorticotrophin (ACTH) and ACTH precursors in ovine anterior pituitary cells: actions of corticotrophin-releasing hormone, arginine vasopressin and glucocorticoids. J Endocrinol 140: 189-195, 1994.
35. Silman RE, Holland D, Chard T, Lowry PJ, Hope J, Rees LH, Thomas A, and Nathanielsz P. Adrenocorticotrophin related peptides in adult and foetal sheep pituitary glands. J Endocrinol 81: 19-34, 1979.
36. Ventura MA, Rene P, de Keyzer Y, Bertagna X, and Clauser E. Gene and cDNA cloning and characterization of the mouse V3/V1b pituitary vasopressin receptor. J Mol Endocrinol 22: 251-260, 1999.
37. Wynn PC, Harwood JP, Catt KJ, and Aguilera G. Regulation of corticotropin-releasing factor (CRH) receptors in the rat pituitary gland: effects of adrenalectomy on CRF receptors and corticotroph responses. Endocrinology 116: 1653-1659, 1985.
38. Wynn PC, Harwood JP, Catt KJ, and Aguilera G. Corticotropin-releasing factor (CRF) induces desensitization of the rat pituitary CRF receptor-adenylate cyclase complex. Endocrinology 122: 351-358, 1988.
39. Young SF. Expression of Corticotropin-Releasing Hormone Receptors and Vasopressin Receptors in the Anterior Pituitaries from Fetal Sheep: The Role of Hypothalamic Input (PhD thesis). Winston-Salem, NC: Wake Forest Univ School of Medicine, 2002.
40. Young IR, Chan EC, Smith R, Chrousos GP, Veldhuis JD, and Canny BJ. Effect of antalarmin, a novel corticotropin-releasing hormone antagonist, on the dynamic function of the preterm ovine fetal hypothalamo-pituitary-adrenal axis. Neuroendocrinology 76: 47-54, 2002.
41. Young SF and Rose JC. Attenuation of corticotropin-releasing hormone and arginine vasopressin responsiveness during late-gestation pregnancy in sheep. Biol Reprod 66: 1805-12, 2002.
42. Young SF, Smith JL, Figueroa JP, and Rose JC. Ontogeny and effect of cortisol on vasopressin-1b receptor expression in anterior pituitaries of fetal sheep. Am J Physiol Regul Integr Comp Physiol 284: R51-R56, 2003.
43. Zehnder TJ, Valego NK, Schwartz J, White A, and Rose JC. Regulation of bioactive and immunoreactive ACTH secretion by CRF and AVP in sheep fetuses. Am J Physiol Regul Integr Comp Physiol 269: R1076-R1082, 1995.