CRF treatment induces a readjustment in glucosensing capacity in the hypothalamus and hindbrain of rainbow trout

Journal of Experimental Biology

Volumn 214, Issue 22, 2011, Pages 3887-3894

  Conde Sieira, Marta ^a   Librán Pérez, Marta ^a   Patiño, Marcos A López ^a   Míguez, Jesús M ^a   Soengas, José L ^a  

^a UNIVERSITY OF VIGO   (Spain)

Author keywords

CRF; Glucosensing; Hindbrain; Hypothalamus; Trout

Indexed keywords

CORTICOTROPIN RELEASING FACTOR; FISH PROTEIN; GLUCOSE;

ANIMAL; ARTICLE; HYPOTHALAMUS; METABOLISM; RAINBOW TROUT; RHOMBENCEPHALON;

ANIMALS; CORTICOTROPIN-RELEASING HORMONE; FISH PROTEINS; GLUCOSE; HYPOTHALAMUS; ONCORHYNCHUS MYKISS; RHOMBENCEPHALON;

ONCORHYNCHUS MYKISS; SALMONIDAE;

EID: 80054983918     PISSN: 00220949     EISSN: None     Source Type: Journal    
DOI: 10.1242/jeb.061564     Document Type: Article

References (25)

1. Aguilar, A. J., Conde-Sieira, M., López-Patiño, M. A., Míguez, J. M. and Soengas, J. L. (2011). In vitro leptin treatment of rainbow trout hypothalamus and hindbrain affects glucosensing and gene expression of neuropeptides involved in food intake regulation. Peptides 32, 232-240.
2. Bernier, N. J. (2006). The corticotropin-releasing factor system as a mediator of the appetite-suppressing effects of stress in fish. Gen. Comp. Endocrinol. 146, 45-55. (Pubitemid 43248706)
3. Bernier, N. J. and Craig, P. M. (2005). CRF-related peptides contribute to stress response and regulation of appetite in hypoxic rainbow trout. Am. J. Physiol. Regul. Integr. Comp. Physiol. 289, R982-R990. (Pubitemid 41397045)
4. Bernier, N. J. and Peter, R. E. (2001). Appetite-suppressing effects of urotensin I and corticotropin-releasing hormone in goldfish (Carassius auratus). Neuroendocrinology 73, 248-260. (Pubitemid 32424519)
5. Brown, M. R., Fisher, L. A., Rivier, J., Spiess, J., Rivier, C. and Vale, W. (1982a) Corticotropin-releasing factor: effects on the sympathetic nervous system and oxygen consumption. Life Sci. 30, 207-210. (Pubitemid 12189750)
6. Brown, M. R., Fisher, L. A., Rivier, J., Spiess, J., Rivier, C. and Vale, W. (1982b) Corticotropin-releasing factor: actions on the sympathetic nervous system and metabolism. Endocrinology 111, 928-931.
7. Cheng, H., Zhou, L., Zhu, W., Wang, A., Tang, C., Chan, O., Sherwin, R. S. and McCrimmon, R. J. (2007). Type 1 corticotropin-releasing factor receptors in the ventromedial hypothalamus promote hypoglycemia-induced hormonal counterregulation. Am. J. Physiol. Endocrinol. Metab. 293, E705-E712. (Pubitemid 47358982)
8. Conde-Sieira, M., Aguilar, A. J., López-Patiño, M. A., Míguez, J. M. and Soengas, J. L. (2010a). Stress alters food intake and glucosensing response in hypothalamus, hindbrain, liver, and Brockmann bodies of rainbow trout. Physiol. Behav. 101, 483-493.
9. Conde-Sieira, M., Agulleiro, M. J., Aguilar, A. J., Míguez, J. M., Cerdá-Reverter, J. M. and Soengas, J. L. (2010b). Effect of different glycaemic conditions on gene expression of neuropeptides involved in control of food intake in rainbow trout; interaction with stress. J. Exp. Biol. 213, 3858-3865.
10. De Pedro, N., Alonso-Gómez, A. L., Gancedo, B., Delgado, M. J. and Alonso-Bedate, M. (1993). Role of corticotropin-releasing factor (CRF) as a food intake regulator in goldfish. Physiol. Behav. 53, 517-520. (Pubitemid 23080574)
11. 1- adrenergic and dopaminergic receptors are involved in the anoretic effect of corticotropin-releasing factor in goldfish. Life Sci. 62, 1801-1808. (Pubitemid 28189416)
12. Doyon, C., Samson, P., Lalonde, J. and Richard, D. (2007). Effects of the CRF1 receptor antagonist SSR125542 on energy balance and food deprivation-induced neuronal activation in obese Zucker rats. J. Endocrinol. 193, 11-19. (Pubitemid 46638527)
13. + channels play a key role in sensing hypoglycemia and triggering counter-regulatory epinephrine and glucagon responses. Diabetes 53, 2542-2551. (Pubitemid 39299260)
14. Keppler, D. and Decker, K. (1974). Glycogen determination with amyloglucosidase. In Methods of Enzymatic Analysis (ed. H. U. Bergmeyer), pp. 1127-1131. New York: Academic Press.
15. McCrimmon, R. J., Song, Z., Cheng, H., McNay, E. C., Weickart-Yeckel, C., Routh, V. H. and Sherwin, R. S. (2006). Corticotrophin-releasing factor receptors within the ventromedial hypothalamus regulate hypoglycemia-induced hormonal counterregulation. J. Clin. Invest. 116, 1723-1730.
16. Pfaffl, M. W. (2001). A new mathematical model for relative quantification in real-time RT-PCR. Nucleic Acids Res. 29, e45.
17. Polakof, S., Míguez, J. M., Moon, T. W. and Soengas, J. L. (2007a). Evidence for the presence of a glucosensor in hypothalamus, hindbrain, and Brockmann bodies of rainbow trout. Am. J. Physiol. Regul. Integr. Comp. Physiol. 292, R1657-R1666. (Pubitemid 46557831)
18. Polakof, S., Míguez, J. M. and Soengas, J. L. (2007b). In vitro evidences for glucosensing capacity and mechanisms in hypothalamus, hindbrain, and Brockmann bodies of rainbow trout. Am. J. Physiol. Regul. Integr. Comp. Physiol. 293, R1410-R1420. (Pubitemid 47358968)
19. Polakof, S., Míguez, J. M. and Soengas, J. L. (2008a). Changes in food intake and glucosensing function of hypothalamus and hindbrain in rainbow trout subjected to hyperglycemic or hypoglycemic conditions. J. Comp. Physiol. A. 194, 829-839.
20. Polakof, S., Míguez, J. M. and Soengas, J. L. (2008b). Dietary carbohydrates induce changes in glucosensing capacity and food intake in rainbow trout. Am. J. Physiol. Regul. Integr. Comp. Physiol. 295, R478-R489.
21. Polakof, S., Panserat, S., Plagnes-Juan, E. and Soengas, J. L. (2008c). Altered dietary carbohydrates significantly affect gene expression of the major glucosensing components in Brockmannn bodies and hypothalamus of rainbow trout. Am. J. Physiol. Regul. Integr. Comp. Physiol. 295, R1077-R1088.
22. Polakof, S., Mommsen, T. P., and Soengas, J. L. (2011). Glucosensing and glucose homeostasis: from fish to mammals. Comp. Biochem. Physiol. B 160, 123-149.
23. Seale, A. P., Itoh, T., Moriyama, S., Takahashi, A., Kawauchi, H., Sakamoto, T., Fujimoto, M., Riley, L. G. and Grau, E. G. (2002). Isolation and characterization of a homologue of mammalian prolactin-releasing peptide from the tilapia brain and its effect on prolactin release from the tilapia pituitary. Gen. Comp. Endocrinol. 125, 328-339. (Pubitemid 34229740)
24. Volkoff, H., Unniappan, S. and Kelly, S. P. (2009). The endocrine regulation of food intake. In Fish Neuroendocrinology (ed. N. J. Bernier, G. Van der Kraak, A. P. Farrell and C. J. Brauner), pp. 421-465. Amsterdam: Academic Press.
25. Wendelaar Bonga, S. E. (1997). The stress response in fish. Physiol. Rev. 77, 591-625. (Pubitemid 27328734)