... hydrogen sulfide via extracorporeal membrane lung ventilation in sheep with partial cardiopulmonary bypass perfusion: a proof of concept study on metabolic and vasomotor effects. Critical Care 2011 ... in sheep with partial cardiopulmonary bypass perfusion: a proof of concept study on metabolic and vasomotor effectsMatthias Derwall1,2*†, Roland CE Francis1†, Kotaro Kida1, Masahiko Bougaki1, ... CO2production in sheep on partial cardiopulmonary bypass perfusion.ã In this setting, H2S poses the risk of pulmonary vaso-constriction, hypoxemia and systemic vasodilation.ã Therefore, administration...