Present examinations include determinations of which site is critical for the genesis of the normal respiratory rhythm of eupnea. Also, the possibility is being explored that the discharge of pacemaker neurons underlies the commencement of ventilatory activity. St. John, W.M. Neurogenesis of patterns of automatic ventilatory activity. St. John, W.M. Rostral medullary respiratory neuronal activities of decerebrate cats in eupnea, apneusis and gasping. Jacques, R. and W.M. St.-John.
Maternal nicotine depresses eupneic ventilation of neonatal rats.
St.-John, W.M. and J.F.R. Paton. Jacques, R. and W.M. St.-John. Sensitivities of eupnea and gasping to alterations in temperature of in vivo and perfused rat preparations. Mansouri, J., A. Panigrahy, J.J. Filiano, L.A. Sleeper, W.M. St.-John and H.C. Kinney.