• Ahlquist, R. (1948) A study of adrenotropic receptors. Am. J. Physiol. 153, 586600.
  • Allen, D., Scheitel, E. and Bailey, J. (1993) Reflex cardiovascular effects of continuous prostacyclin administration into an isolated in situ lung in the dog. J. appl. Physiol. 74, 29282934.
  • Bailey, J., Kubilis, P., Colahan, C. and Pablo, L. (1998) Evaluation of continuous intraarterial blood gas monitoring during incremental exercise testing in horses. Proceedings of the annual meeting of American College of Veterinary Anaesthetists, p 22.
  • Baptiste, K.E. (1998) A preliminary study of the role of the equine gutteral pouches in selective brain cooling. Vet. J. 155, 139148.
  • Brittain, R. (1971) A comparison of the pharmacology of salbutamol with that of isoprenaline, orciprenaline and trimetoquinol. Postgrad. Med. J. (Suppl.) 47, 11.
  • Johnson, M., Butchers, P. and Coleman, R. (1993) The pharmacology of salmeterol. Life Sci. 52, 21312143.
  • Kennedy, M. and Simpson, W. (1969) Human pharmacological and clinical studies on salbutamol: a specific B-adrenergic bronchodilator. Br. J. Dis. Chest. 63, 165.
  • Lands, A., Arnold, A., McAuliff, J., Luduena, F. and Brown, T. (1967) Differentiation of receptor systems activated by sympathomimetic amines. Nature 214, 597598.
  • Lewis, R. and Fleming, J. (1985) Fractional deposition from a jet nebulizer: how it differs from a metered-dose inhaler. Br. J. Dis. Chest. 79, 361367.
  • McKeever, K. (1993) Effects of sympathomimetic and sympatholytic drugs on exercise performance. Vet. Clin. N. Am.: Equine Pract. 9, 635647.
  • Newman, S. (1985) Aerosol deposition considerations in inhalation therapy. Chest, 88, (Suppl.) 152S160S.
  • Palmer, K. (1971) Effect of bronchodilator drugs on arterial blood gas tensions in bronchial asthma. Postgrad. Med. J. (Suppl.) 47, 7577.
  • Rose, R. and Evans, D. (1987) Cardiorespiratory effects of clenbuterol in fit Thoroughbred horses during a maximal exercise test. In: Equine Exercise Physiology 2, EdS: J.Gillespie and N.Robinson, ICEEP Publications, San Diego, California, pp 117131.
  • Rose, R. and Hodgson, D. (1994) Clinical exercise testing. In: Principles and Practice of Equine Sports Medicine: The Athletic Horse, Eds: D.Hodgson and R.Rose, W.B. Saunders Co., Philadelphia, p 245.
  • Rose, R., Allen, J., Brock, K., Clark, C., Hodgson, D. and Stewart, J. (1983) Effects of clenbuterol hydrochloride on certain respiratory and cardiovascular parameters in horses performing treadmill exercise. Res. vet. Sci. 35, 301305.
  • Slocombe, R., Covelli, G., and Bayly, W. (1992) Respiratory mechanics of horses during stepwise treadmill exercise tests, and the effect of clenbuterol pretreatment on them. Aust. vet. J. 69, 221225.
  • Snow, D. (1979) Metabolic and physiological effects of adrenoceptor agonists and antagonists in the horse. Res. vet. Sci. 27, 372378.
  • Stemmann, E. and Wolff, G. (1980) Salbutamol in asthmatic children, lung function and plasma levels of free salbutamol rectally and by pressurised aerosol. Monatsschr Kinderheilkd. 128, 8992.
  • Viel, L. and Tesarowski, D. (1994) Radioaerosol deposition in equids. Proc. Am. Ass. equine Practnrs. 40, 9394.