Expression of NPY-immunoreactive neurons in the hypothalamus of the cycling ewe

Folia Histochemica et Cytobiologica

Volumn 44, Issue 1, 2006, Pages 13-16

  Polkowska, Jolanta ^a   Wańkowska, Marta ^a   Wójcik Gładysz, Anna ^a  

^a KIELANOWSKI INSTITUTE OF ANIMAL PHYSIOLOGY AND NUTRITION   (Poland)

Author keywords

Ewe; Hypothalamus; Neurons; NPY; Oestrous cycle

Indexed keywords

GONADORELIN; NEUROPEPTIDE Y;

ANIMAL TISSUE; ARTICLE; CELL POPULATION; CONTROLLED STUDY; ESTRUS CYCLE; FEMALE; FOLLICULAR PHASE; HYPOTHALAMUS; HYPOTHALAMUS PERIVENTRICULAR NUCLEUS; IMAGE ANALYSIS; IMMUNOHISTOCHEMISTRY; IMMUNOREACTIVITY; MEDIAN EMINENCE; NONHUMAN; OPTICAL DENSITY; PERIKARYON; PROTEIN EXPRESSION; PROTEIN LOCALIZATION; SHEEP; TUBEROHYPOPHYSEAL TRACT;

ANIMALIA; OVIS; OVIS ARIES;

EID: 32444442045     PISSN: 02398508     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (22)

1. Advis JP, Mein J, Kuljis RO, Sarkar DK, McDonald JM, Conover CA (2003) Regulation of gonadotropin releasing hormone release by neuropeptide Y at the median eminence during the preovulatory period in ewes. Neuroendocrinology 77: 246-257
2. Barker-Gibb MI, Scott CJ, Boublik JH, Clarke IJ (1995) The role of neuropeptide Y (NPY) in the control of LH secretion in the ewe with respect to season, NPY receptor subtype and the site of action in the hypothalamus. J Endocrinol 47: 565-579
3. Chaillou E, Baumont R, Chilliard Y, Tillet Y (2002) Several subpopulations of neuropeptide Y- containing neurons exist in the infundibular nucleus of sheep: an immunohistochemical study of animals on different diets. J Comp Neurol 44: 129-143
4. Contijoch AM, Malamed S, McDonald JK, Advis JP (1993) Neuropeptide Y regulation of LHRH release in the median eminence: immunocytochemical and physiological evidence in mens. Neuroendocrinology 57: 135-145
5. Goodman RL (1994) Neuroendocrine control of the ovine estrous cycle. In: The physiology of reproduction. 2nd ed, Knobil E, Neill JD [Eds], Raven Press, New York, pp 659-710
6. Kalra SP (1993) Mandatory neuropeptide-steroid signalling for the preovulatory luteinizing hormone-releasing hormone discharge. Endocr Rev 14: 507-538
7. Kalra SP, Allen NG, Sahu A, Kalra PS, Crowley WR (1991) Opioids and induction of ovulation: mediation by neuropeptide Y. In: Brain-gut peptides and reproductive function. Jonston CA, Barnes CD [Eds], CRC Press, Boca Raton, pp 155-178
8. Kalra SP, Crowley W (1992) Neuropeptide Y: a novel neuroendocrine peptide in the control of pituitary hormone secretion and its relation to luteinizing hormone. Front Neuroendocrinol 13: 1-46
9. Kalra SP, Fuentes M, Fourneir A, Parker SL, Crowley WR (1992) Involvement of the Y-1 receptor subtype in the regulation of the luteinizing hormone secretion by neuropetide Y in rats. Endocrinology 130: 3323-3330
10. Malven PV, Haglof SA, Degroot H (1992) Effects of intracerebral administration of neuropeptide Y on secretion of luteinizing hormone in ovariectomized sheep. Brain Res Bull 28: 871-875
11. McShane TM, May T, Miner JL, Keisler DH (1992] Central actions of neuropeptide Y may provide a neuromodulatory link between nutrition and reproduction. Biol Reprod 46: 1151-1157
12. Pelletier J, Rheaume E, Simard J (1992) Variations of preproNPY mRNA in the arcuate nucleus during the rat estrous cycle. Neuroreport 3: 253-255
13. Polkowska J (1995) Development of the gonadotrophic and somatotrophic axes of sheep. J Reprod Fertil 49: 187-195
14. Polkowska J, Gładysz A (2001) Effect of food manipulation on the neuropeptide Y neuronal system in the diencephalon of ewes. J Chem Neuroanat 21: 149-159
15. Porter DWF, Naylor AM, McNeilly AS, Lincoln DW (1993) Endocrine actions of central neuropeptide Y in the ewe: activation of the hypothalamo-pituitary adrenal axis by exogenous neuropeptide Y and role of endogenous neuropetide Y in the secretion of luteinizing hormone during the oestrous cycle. J Neuroendocrinol 5: 163-174
16. Sahu A, Crowley WR, Kalra SP (1995) Evidence that hypothalamic neuropeptide Y gene expression increases before the onset of the preovulatory LH surge. J Neuroendocrinol 7: 291-296
17. Tillet Y, Caldani M, Batailler M (1989) Anatomical relationships of monoaminergic and neuropeptide Y-containing fibers with luteinizing hormone-releasing hormone systems in the preoptic area of the sheep brain: immunohistochemical studies. J Chem Neuroanat 2: 319-326
18. Wańkowska M, Lerrant Y, Wójcik-Gładysz A, Starzec A, Counis R, Polkowska J (2002) Intracerebroventricular infusion of neuropeptide Y up-regulates synthesis and accumulation of luteinizing hormone but not follicle stimulating hormone in the pituitary cells of prepubertal female lambs. J Chem Neuroanat 23: 133-142
19. Watanobe H, Takebe K (1992) Evidence that neuropeptide Y secretion in the median eminence increases prior to the luteinizing hormone surge in ovariectomized steroid-primed rats: estimation by push-pull perfusion. Neurosci Lett 146: 57-59
20. Welento J, Szteyn S, Milart Z (1969) Observations on the stereotaxic configuration of the hypothalamus nuclei in the sheep. Anat Anz 124: 1-27
21. Wójcik-Gładysz A, Krejci P, Simunek J, Polkowska J (2001) Effects of central infusions of neuropeptide Y on the somatotropic axis in sheep fed two levels of protein. Acta Neurobiol Exp 61: 255-266
22. Wójcik-Gładysz A, Misztal T, Wańkowska M, Romanowicz K, Polkowska J (2003) Effect of central infusions of neuropeptide Y on GnRH/ LH axis in ewes during the early anoestrous period. Reprod Biol 3: 29-46