Simultaneous observation of the GnRH pulse generator activity and plasma concentrations of metabolites and insulin during fasting and subsequent refeeding periods in shiba goats

Journal of Reproduction and Development

Volumn 50, Issue 6, 2004, Pages 697-704

  Matsuyama, Shuichi ^a,b   Ohkura, Satoshi ^a   Ichimaru, Toru ^c   Sakurai, Katsuyasu ^d   Tsukamura, Hiroko ^b   Maeda, Kei Ichiro ^b   Okamura, Hiroaki ^a  

^a NATIONAL INSTITUTE OF AGROBIOLOGICAL SCIENCES   (Japan)

^b NAGOYA UNIVERSITY   (Japan)

^c UNIVERSITY OF TOKYO   (Japan)

^d TOHOKU UNIVERSITY   (Japan)

Author keywords

Estrogen; Fasting; GnRH pulse generator; Goat; Metabolites; MUA

Indexed keywords

ACETIC ACID; ESTRADIOL; ESTROGEN; FATTY ACID; GONADORELIN; INSULIN; KETONE BODY; KETONE;

ANIMAL EXPERIMENT; ARTICLE; BLOOD LEVEL; CONTROLLED STUDY; DIET RESTRICTION; ELECTROPHYSIOLOGY; FATTY ACID BLOOD LEVEL; FEMALE; GOAT; HYPOTHALAMUS; INSULIN BLOOD LEVEL; NONHUMAN; OVARIECTOMY; PULSE GENERATOR; REFEEDING; ANIMAL; BLOOD; BODY WEIGHT; FOOD DEPRIVATION; GLUCOSE BLOOD LEVEL; METABOLISM; OVARY; TIME;

ANIMALIA; CAPRA HIRCUS;

ACETIC ACID; ANIMALS; BLOOD GLUCOSE; BODY WEIGHT; ELECTROPHYSIOLOGY; ESTRADIOL; FATTY ACIDS; FEMALE; FOOD DEPRIVATION; GOATS; GONADOTROPIN-RELEASING HORMONE; HYPOTHALAMUS; INSULIN; KETONES; OVARIECTOMY; OVARY; TIME FACTORS;

EID: 18244369017     PISSN: 09168818     EISSN: None     Source Type: Journal    
DOI: 10.1262/jrd.50.697     Document Type: Article

References (33)

1. Nagatani S, Guthikonda P, Thompson RC, Tsukamura H, Maeda KI, Foster DL. Evidence for GnRH regulation by leptin: leptin administration prevents reduced pulsatile LH secretion during fasting. Neuroendocrinology 1998; 67: 370-376.
2. Cagampang FRA, Maeda KI, Tsukamura H, Ohkura S, Ôta K. Involvement of ovarian steroids and endogenous opioids in the fasting-induced suppression of pulsatile LH release in ovariectomized rats. J Endocrinol 1991; 129: 321-328.
3. Schreihofer DA, Amico JA, Cameron JL. Reversal of fasting-induced suppression of luteinizing hormone (LH) secretion in male rhesus monkeys by intragastric nutrient infusion: evidence for rapid stimulation of LH by nutritional signals. Endocrinology 1993; 132: 1890-1897.
4. Foster DL, Olster DH. Effect of restricted nutrition on puberty in the lamb: patterns of tonic luteinizing hormone (LH) secretion and competency of the LH surge system. Endocrinology 1985; 116: 375-381.
5. McShane TM, Petersen SL, McCrone S, Keisler DH. Influence of food restriction on neuropeptide-Y, proopiomelanocortin, and luteinizing hormone-releasing hormone gene expression in sheep hypothalami. Biol Reprod 1993; 49: 831-839.
6. Thomas GB, Mercer JE, Karalis T, Rao A, Cummins JT, Clarke IJ. Effect of restricted feeding on the concentrations of growth hormone (GH), gonadotropins, and prolactin (PRL) in plasma, and on the amounts of messenger ribonucleic acid for GH, gonadotropin subunits, and PRL in the pituitary glands of adult ovariectomized ewes. Endocrinology 1990; 126: 1361-1367.
7. I'Anson H, Manning JM, Herbosa CG, Pelt J, Friedman CR, Wood RI, Bucholtz DC, Foster DL. Central inhibition of gonadotropin-releasing hormone secretion in the growth-restricted hypogonadotropic female sheep. Endocrinology 2000; 141: 520-527.
8. Blache D, Chagas LM, Blackberry MA, Vercoe PE, Martin GB. Metabolic factors affecting the reproductive axis in male sheep. J Reprod Fertil 2000; 120: 1-11.
9. Schillo KK. Effects of dietary energy on control of luteinizing hormone secretion in cattle and sheep. J Anim Sci 1992; 70: 1271-1282.
10. Wade GN, Schneider JE, Li HY. Control of fertility by metabolic cues. Am J Physiol 1996; 270: E1-E19.
11. Goubillon ML, Thalabard JC. Insulin-induced hypoglycemia decreases luteinizing hormone secretion in the castrated male rat: involvement of opiate peptides. Neuroendocrinology 1996; 64: 49-56.
12. Cagampang FRA, Cates PS, Sandhu S, Strutton PH, McGarvey C, Coen CW, O'Byrne KT. Hypoglycaemia-induced inhibition of pulsatile luteinizing hormone secretion in female rats: role of oestradiol, endogenous opioids and the adrenal medulla. J Neuroendocrinol 1997; 9: 867-872.
13. Clarke IJ, Horton RJ, Doughton BW. Investigation of the mechanism by which insulin-induced hypoglycemia decreases luteinizing hormone secretion in ovariectomized ewes. Endocrinology 1990; 127: 1470-1476.
14. Medina CL, Nagatani S, Darling TA, Bucholtz DC, Tsukamura H, Maeda KI, Foster DL. Glucose availability modulates the timing of the luteinizing hormone surge in the ewe. J Neuroendocrinol 1998; 10: 785-792.
15. Chen MD, O'Byrne KT, Chiappini SE, Hotchkiss J, Knobil E. Hypoglycemic 'stress' and gonadotropin-releasing hormone pulse generator activity in the rhesus monkey: role of the ovary. Neuroendocrinology 1992; 56: 666-673.
16. Heisler LE, Pallotta CM, Reid RL, van Vugt DA. Hypoglycemia-induced inhibition of luteinizing hormone secretion in the rhesus monkey is not mediated by endogenous opioid peptides. J Clin Endocrinol Metab 1993; 76: 1280-1285.
17. Murahashi K, Bucholtz DC, Nagatani S, Tsukahara S, Tsukamura H, Foster DL, Maeda KI. Suppression of luteinizing hormone pulses by restriction of glucose availability is mediated by sensors in the brain stem. Endocrinology 1996; 137: 1171-1176.
18. Nagatani S, Bucholtz DC, Murahashi K, Estacio MAC, Tsukamura H, Foster DL, Maeda KI. Reduction of glucose availability suppresses pulsatile luteinizing hormone release in female and male rats. Endocrinology 1996; 137: 1166-1170.
19. Ohkura S, Tanaka T, Nagatani S, Bucholtz DC, Tsukamura H, Maeda KI, Foster DL. Central, but not peripheral, glucose-sensing mechanisms mediate glucoprivic suppression of pulsatile luteinizing hormone secretion in the sheep. Endocrinology 2000; 141: 4472-4480.
20. Bucholtz DC, Chiesa A, Pappano WN, Nagatani S, Tsukamura H, Maeda KI, Foster DL. Regulation of pulsatile luteinizing hormone secretion by insulin in the diabetic male lamb. Biol Reprod 2000; 62: 1248-1255.
21. Nagatani S, Zeng Y, Keisler DH, Foster DL, Jaffe CA. Leptin regulates pulsatile luteinizing hormone and growth hormone secretion in the sheep. Endocrinology 2000; 141: 3965-3975.
22. Lincoln DW, Fraser HM, Lincoln GA, Martin GB, McNeilly AS. Hypothalamic pulse generators. Recent Prog Horm Res 1985; 41: 369-419.
23. Mori Y, Nishihara M, Tanaka T, Shimizu T, Yamaguchi M, Takeuchi Y, Hoshino K. Chronic recording of electrophysiological manifestation of the hypothalamic gonadotropin-releasing hormone pulse generator activity in the goat. Neuroendocrinology 1991; 53: 392-395.
24. Ichimaru T, Mori Y, Okamura H. A possible role of neuropeptide Y as a mediator of undernutrition to the hypothalamic gonadotropin-releasing hormone pulse generator in goats. Endocrinology 2001; 142: 2489-2498.
25. Ohkura S, Ichimaru T, Itoh F, Matsuyama S, Okamura H. Further evidence for the role of glucose as a metabolic regulator of hypothalamic gonadotropin-releasing hormone pulse generator activity in goats. Endocrinology 2004; 145: 3239-3246.
26. Nishihara M, Takeuchi Y, Tanaka T, Mori Y. Electrophysiological correlates of pulsatile and surge gonadotrophin secretion. Rev Reprod 1999; 4: 110-116.
27. Mori Y, Takedomi T, Mizomoto Y, Hoshino K. Induction of preovulatory endocrine events by programmed administration of progesterone and estradiol in ovariectomized goats. Jpn J Anim Reprod 1987; 33: 36-40.
28. Johnson MM, Peters JP. Technical note: an improved method to quantify nonesterified fatty acids in bovine plasma. J Anim Sci 1993; 71: 753-756.
29. Wilson RC, Kesner JS, Kaufman JM, Uemura T, Akema T, Knobil E. Central electrophysiologic correlates of pulsatile luteinizing hormone secretion in the rhesus monkey. Neuroendocrinology 1984; 39: 256-260.
30. Nagatani S, Tsukamura H, Maeda KI. Estrogen feedback needed at the paraventricular nucleus or A2 to suppress pulsatile luteinizing hormone release in fasting female rats. Endocrinology 1994; 135: 870-875.
31. Roe WE, Bergman EN, Kon K. Absorption of ketone bodies and other metabolites via the portal blood of sheep. Am J Vet Res 1966; 27: 729-736.
32. Moriyama R, Reyes BAS, Tsukamura H, Maeda KI. Glucoprivation-induced fos expression in the hypothalamus and medulla oblongata in female rats. J Reprod Dev 2003; 49: 151-157.
33. Kinoshita M, I'Anson H, Tsukamura H, Maeda KI. Fourth ventricular alloxan injection suppresses pulsatile luteinizing hormone release in female rats. J Reprod Dev 2004; 50: 279-285.