Light-dark differences in the effects of ambient temperature on gaseous metabolism in newborn rats

Journal of Applied Physiology

Volumn 88, Issue 5, 2000, Pages 1853-1858

  Seifert, Erin L ^a   Mortola, Jacopo P ^a  

^a MCGILL UNIVERSITY   (Canada)

Author keywords

Body temperature; Circadian rhythms; Neonatal thermoregulation; Oxygen consumption

Indexed keywords

CARBON DIOXIDE; OXYGEN;

ANIMAL EXPERIMENT; ARTICLE; BODY TEMPERATURE; BREATHING; CIRCADIAN RHYTHM; CONTROLLED STUDY; ENVIRONMENTAL TEMPERATURE; LIGHT DARK CYCLE; LUNG VENTILATION; NEWBORN; NONHUMAN; OSCILLATION; OXYGEN CONSUMPTION; PRIORITY JOURNAL; RAT; THERMOGENESIS; THERMOREGULATION;

EID: 0034036913     PISSN: 87507587     EISSN: None     Source Type: Journal    
DOI: 10.1152/jappl.2000.88.5.1853     Document Type: Article

References (24)

1. Briese E. Normal body temperature of rats: the setpoint controversy. Neurosci Behav Rev 22: 427-436, 1998.
2. Cooper KE and Veale WL. Effects of temperature on breathing. In: Handbook of Physiology. The Respiratory System. Control of Breathing. Bethesda, MD: Am. Physiol. Soc., 1986, sect. 3, vol. II, pt. 2, chapt. 20, p. 691-702.
3. Dotta A and Mortola JP. Effects of hyperoxia on the metabolic response to cold of the newborn rat. J Dev Physiol (Eynsham) 17: 247-250, 1992.
4. Frappell P, Lanthier C, Baudinette RV, and Mortola JP. Metabolism and ventilation in acute hypoxia: a comparative analysis in small mammalian species. Am J Physiol Regulatory Integrative Comp Physiol 262: R1040-R1046, 1992.
5. Jordan D, Veisseire M, Borson-Chazot F, and Mornex R. Postnatal development of TRH and TSH rhythms in the rat. Horm Res 27: 216-224, 1987.
6. Kittrell EM and Satinoff E. Development of the circadian rhythm of body temperature in rats. Physiol Behav 38: 99-104, 1986.
7. Merazzi D and Mortola JP. Effects of changes in ambient temperature on the Hering-Breüer reflex of the conscious newborn rat. Pediatr Res 45: 370-376, 1999.
8. Moore BJ, Armbruster SJ, Horwitz BA, and Stern JS. Energy expenditure is reduced in preobese 2-day Zucker fa / fa rats. Am J Physiol Regulatory Integrative Comp Physiol 249: R262-R265, 1985.
9. Mortola JP. Ventilatory responses to hypoxia in mammals. In: Tissue Oxygen Deprivation: From Molecular to Integrated Function, edited by Haddad G and Lister G. New York: Dekker, 1996, p. 433-477.
10. Mortola JP and Dotta A. Effects of hypoxia and ambient temperature on gaseous metabolism of newborn rats. Am J Physiol Regulatory Integrative Comp Physiol 263: R267-R272, 1992.
11. Mortola JP and Feher C. Hypoxia inhibits cold-induced huddling in rat pups. Respir Physiol 113: 213-222, 1998.
12. Mortola JP and Gauthier H. Interaction between metabolism and ventilation: effects of respiratory gases and ambient temperature. In: Regulation of Breathing (2nd ed.), edited by Dempsey JA and Pack AI. New York: Dekker, 1995, p. 1011-1064. (Lung Biol. Health Dis. Ser.)
13. Mortola JP and Naso L. Thermogenesis in newborn rats after prenatal or postnatal hypoxia. J Appl Physiol 85: 84-90, 1998.
14. Mumm B, Kaul R, Heldmaier G, and Schmidt I. Endogenous 24-hour cycle of core temperature and oxygen consumption in week-old Zucker rat pups. J Comp Physiol [B] 159: 569-575, 1989.
15. Nuesslein B and Schmidt I. Development of circadian cycle of core temperature in juvenile rats. Am J Physiol Regulatory Integrative Comp Physiol 259: R270-R276, 1990.
16. Nuesslein-Hildesheim B and Schmidt I. Is the circadian core temperature rhythm of juvenile rats due to a periodic blockade of thermoregulatory thermogenesis? Pflügers Arch 427: 450-454, 1994.
17. Redlin U, Nuesslein B, and Schmidt I. Circadian changes of brown adipose tissue thermogenesis in juvenile rats. Am J Physiol Regulatory Integrative Comp Physiol 262: R504-R508, 1992.
18. Refinetti R and Menaker M. The circadian rhythm of body temperature. PhysiolBehav 51: 613-637, 1992.
19. 2 on the metabolic and ventilatory responses to ambient temperature in conscious adult and newborn rats. J Physiol (Lond) 491: 261-269, 1996.
20. Saiki C and Mortola JP. Hypoxia abolishes the morning-night differences of metabolism and ventilation in 6-day-old rats. Can J Physiol Pharmacol 73: 159-164, 1995.
21. Schmidt I, Barone A, and Carlisle HJ. Diurnal cycle of core temperature in huddling, week-old rat pups. Physiol Behav 37: 105-109, 1986.
22. Spiers DE. Nocturnal shifts in thermal and metabolic responses of the immature rat. J Appl Physiol 64: 2119-2124, 1988.
23. Takahashi K, Hanada K, Kobayashi K, Hayafuji C, Otani S, and Takahashi Y. Development of the circadian adrenocortical rhythm in rats: studied by determination of 24-or 48-hour patterns of blood corticosterone levels in individual pups. Endocrinology 104: 954-961, 1979.
24. Taylor PM. Oxygen consumption in new-born rats. J Physiol (Lond) 154: 153-168, 1960.