Akiyama, R., Ono, H., H\232chel, J., Pearson, J. and Tazawa, H (1997). Noninvasive determination of instantaneous heart rate in developing avian embryos by means of acoustocardiogram. Med. Biol. Eng. Comput 35, 323-.[Medline]
Ar, A. and Tazawa, H (1999). Analysis of heart rate in developing bird embryos: Effects of development mode and mass. Comp. Biochem. Physiol 124, 491-.
Burggren, W. W., Tazawa, H. and Thompson, D (1994). Genetic and maternal environmental influences on embryonic physiology: Intraspecific variability in avian embryonic heart rates. Israel J. Zool 40, 351-.
Cain, J. R., Abbott, U. K. and Rogallo, V. L (1967). Heart rate of the developing chick embryo. Proc. Soc. Exp. Biol. Med 126, 507-.[Medline]
Girard, H (1973). Arterial pressure in the chick embryo. Am. J. Physiol 224, 454-.
Haque, M. A., Pearson, J. T., Hou, P.-C. L. and Tazawa, H (1996). Effects of pre-incubation egg storage on embryonic functions and growth. Respir. Physiol 103, 89-.[Medline]
H\232chel, J., Akiyama, R., Masuko, T., Pearson, J. T., Nichelmann, M. and Tazawa, H (1998). Development of heart rate irregularities in chick embryos. Am. J. Physiol 275, 527-.
H\277iby, M., Aulie, A. and Reite, O. B (1983). Oxygen uptake in fowl eggs incubated in air and pure oxygen. Comp. Biochem. Physiol 74, 315-.
Howe, R. S., Burggren, W. W. and Warburton, S. J (1995). Fixed patterns of bradycardia during late embryonic development in domestic fowl with C locus mutations. Am. J. Physiol 268, 56-.
Kuroda, O., Matsunaga, C., Whittow, G. C. and Tazawa, H (1990). Comparative metabolic responses to prolonged cooling inprecocial duck ( Anas domestica ) and altricial pigeon ( Columbadomestica ) embryos. Comp. Biochem. Physiol 95, 407-.
Laughlin, K. F., Lundy, H. and Tait, J. A (1976). Chick embryo heart rate during the last week of incubation: population studies. Br. Poultry Sci 17, 293-.[Medline]
Moriya, K., Pearson, J. T., Burggren, W. W., Ar, A. and Tazawa, H (2000). Continuous measurements of instantaneous heart rate and its fluctuations before and after hatching in chickens. J. Exp. Biol 203, 895-.[Abstract]
Okuda, A. and Tazawa, H (1988). Gas exchange and developmentof chicken embryos with widely altered shell conductance from the beginning of incubation. Respir. Physiol 74, 187-.[Medline]
Ono, H., Hou, P.-C. L. and Tazawa, H (1994). Responses of developing chicken embryos to acute changes in ambient temperature: noninvasive study of heart rate. Israel J. Zool 40, 467-.
Pearson, J. T., Haque, M. A., Hou, P.-C. L. and Tazawa, H (1996). Developmental patterns of O2consumption, heart rate and O2pulse in unturned eggs. Respir. Physiol 103, 83-.[Medline]
Pearson, J. T., Noma, Y. and Tazawa, H (1999). Developmental patterns of heart rate in altricial avian embryos and hatchlings. J. Exp. Biol 202, 1545-.[Abstract]
Pearson, J. and Tazawa, H (1999). Development of cardiac rhythms in altricial avian embryos. Comp. Biochem. Physiol 124, 477-.
Pearson, J. T., Tsuzuki, M., Nakane, Y., Akiyama, R. and Tazawa, H (1998). Development of heart rate in the precocial king quail, Coturnix chinensis. J. Exp. Biol 201, 931-.[Abstract]
Prinzinger, R. and Dietz, V (1995). Qualitative course of embryonic O2consumption in altricial and precocial birds. Respir. Physiol 100, 289-.[Medline]
Tazawa, H (1981). Effect of O2and CO2in N2, He and SF6on chick embryo blood pressure and heart rate. J. Appl. Physiol 51, 1017-.[Abstract/Free Full Text]
Tazawa, H., Ar, A., Moriya, K., Gefen, E. and Pearson, J. T (2000). Embryonic heart rate measurements during artificial incubation of emu eggs. Br. Poultry Sci 41, 89-.[Medline]
Tazawa, H., Ar, A., Pearson, J. T., Moriya, K. and Gefen, E (1998). Heart rate in developing ostrich embryos. Br. Poultry Sci 39, 161-.[Medline]
Tazawa, H., Ar, A., Rahn, H. and Piiper, J (1980). Repetitive and simultaneous sampling from the air cell and blood vessels in the chick embryo. Respir. Physiol 39, 265-.[Medline]
Tazawa, H., Mikami, T. and Yoshimoto, C (1971). Effect of reducing the shell area on the respiratory properties of chicken embryonic blood. Respir. Physiol 13, 352-.[Medline]
Tazawa, H., Mitsubayashi, H., Hirata, M., H\232chel, J. and Pearson, J. T (1999). Cardiac rhythms in chick embryos during hatching. Comp. Biochem. Physiol 124, 513-.
Tazawa, H., Nakazawa, S., Okuda, A. and Whittow, G. C (1988). Short-term effects of altered shell conductance on oxygen uptake and hematological variables of late chicken embryos. Respir. Physiol 74, 199-.[Medline]
Tazawa, H., Yamaguchi, S., Yamada, M. and Doi, K (1992). Embryonic heart rate of the domestic fowl ( Gallus domesticus ) in a quasiequilibrium state of altered ambient temperatures. Comp. Biochem. Physiol 101, 103-.
Van Mierop, L. H. S. and Bertuch, C. J (1967). Development of arterial blood pressure in the chick embryo. Am. J. Physiol 212, 43-.
Vince, M. A., Clarke, J. V. and Reader, M. R (1979). Heart rate response to egg rotation in the domestic fowl embryo. Br. Poultry Sci 20, 247-.[Medline]