Heart rate responses to cooling in emu hatchlings

Comparative Biochemistry and Physiology - A Molecular and Integrative Physiology

Volumn 134, Issue 4, 2003, Pages 829-838

  Tamura, A ^a   Akiyama, R ^a   Chiba, Y ^a   Moriya, K ^a   Dzialowski, E M ^b   Burggren, W W ^b   Tazawa, H ^a  

^a MURORAN INSTITUTE OF TECHNOLOGY   (Japan)

^b UNIVERSITY OF NORTH TEXAS   (United States)

Author keywords

Chick hatchling; Cooling; Emu hatchling; Heart rate fluctuations; Instantaneous heart rate; Low frequency oscillation; Skin temperature; Thermoregulation

Indexed keywords

ARTICLE; CHICKEN; COLD EXPOSURE; CONTROLLED STUDY; COOLING; EMU; HATCHING; HEART RATE; LOW TEMPERATURE; NEWBORN; NONHUMAN; OSCILLATION; SKIN TEMPERATURE; SPECIES COMPARISON; TEMPERATURE MEASUREMENT; THERMOREGULATION; TIME; WARMING;

DROMAIIDAE; DROMAIUS NOVAEHOLLANDIAE; GALLUS GALLUS;

EID: 0037603364     PISSN: 10956433     EISSN: None     Source Type: Journal    
DOI: 10.1016/S1095-6433(03)00017-5     Document Type: Article

References (22)

1. Brown C.R., Prior S.A. Development of body temperature regulation in ostrich chicks. Br. Poult. Sci. 40:1999;529-535.
2. Freeman B.M. The emergence of the homeothermic metabolic response in the fowl (Gallus domesticus). Comp. Biochem. Physiol. 13:1964;413-422.
3. Freeman B.M. Some effects of cold on the metabolism of the fowl during the perinatal period. Comp. Biochem. Physiol. 20:1967;179-193.
4. Freeman B.M. Thermoregulatory mechanisms of the neonate fowl. Comp. Biochem. Physiol. 33:1970;219-230.
5. Freeman B.M. Impaired thermoregulation in the thiouracil-treated neonate fowl. Comp. Biochem. Physiol. Part A. 40:1971;553-555.
6. Höchel J., Akiyama R., Masuko T., Pearson J.T., Nichelmann M., Tazawa H. Development of heart rate irregularities in chick embryos. Am. J. Physiol. 256:1998;H527-H533.
7. Kato K., Moriya K., Dzialowski E., Burggren W.W., Tazawa H. Cardiac rhythms in prenatal and perinatal emu embryos. Comp. Biochem. Physiol. Part A. 131:2002;775-785.
8. Kuroda O., Matsunaga C., Whittow G.C., Tazawa H. Comparative metabolic responses to prolonged cooling in precocial duck (Anas domestica) and altricial pigeon (Columba domestica) embryos. Comp. Biochem. Physiol. Part A. 95:1990;407-410.
9. Matsunaga C., Mathiu P.M., Whittow G.C., Tazawa H. Oxygen consumption of brown noddy (Anous stolidus) embryos in a quasiequilibrium state at lowered ambient temperatures. Comp. Biochem. Physiol. Part A. 93:1989;707-710.
10. Moriya K., Höchel J., Pearson J.T., Tazawa H. Cardiac rhythms in developing chicks. Comp. Biochem. Physiol. Part A. 124:1999;461-468.
11. Moriya K., Pearson J.T., Burggren W.W., Ar A., Tazawa H. Continuous measurement of instantaneous heart rate and its fluctuations before and after hatching in chickens. J. Exp. Biol. 203:2000;895-903.
12. Moriya K., Kato K., Matsumura M., Dzialowski E., Burggren W.W., Tazawa H. Cardiac rhythms in developing emu hatchlings. Comp. Biochem. Physiol. Part A. 131:2002;787-795.
13. Nickelmann M., Janke O., Tzschentke B. Efficiency of thermoregulation in precocial avian species during the prenatal period. J. Therm. Biol. 26:2001;273-280.
14. Tazawa H., Rahn H. Temperature and metabolism of chick embryos and hatchlings after prolonged cooling. J. Exp. Zool. Suppl. 1:1987;105-109.
15. Tazawa H., Wakayama H., Turner J.S., Paganelli C.V. Metabolic compensation for gradual cooling in developing chick embryos. Comp. Biochem. Physiol. Part A. 89:1988;125-129.
16. Tazawa, H., Okuda, A., Nakazawa, S., Whittow, G.C., 1989a. Metabolic responses of chicken embryos to graded, prolonged alterations in ambient temperaure. Comp. Biochem. Physiol. Part A 92, 613-617.
17. Tazawa, H., Whittow, G.C., Turner, J.S., Paganelli, C.V., 1989b. Metabolic responses to gradual cooling in chicken eggs treated with thiourea and oxygen. Comp. Biochem. Physiol. Part A 92, 619-622.
18. Tazawa H., Mitsubayashi H., Hirata M., Höchel J., Pearson J.T. Cardiac rhythms in chick embryos during hatching. Comp. Biochem. Physiol. Part A. 124:1999;511-521.
19. Tazawa H., Moriya K., Tamura A., Komoro T., Akiyama R. Ontogenetic study of thermoregulation in birds. J. Therm. Biol. 26:2001;281-286.
20. Tazawa, H., Akiyama, R., Moriya, K., 2002a. Development of cardiac rhythms in birds. Comp. Biochem. Physiol. Part A 132, 675-689.
21. Tazawa, H., Moriya, K., Tamura, A., Akiyama, R., 2002b. Low frequency oscillation of instaneous heart rate in newly hatched chicks. Comp. Biochem. Physiol. Part A 131, 797-803].
22. Whittow G.C., Tazawa H. The early development of thermoregulation in birds. Physiol. Zool. 64:1991;1371-1390.