Improving function of hearts preserved for 24 hours by controlling reperfusion.
D000818:Animals; D004285:Dogs; D006321:Heart / Q000033:anatomy & histology / Q000502:physiology; D006324:Heart Arrest, Induced; D006334:Heart Function Tests; D006439:Hemodynamics; D008929:Mitochondria, Heart / Q000166:cytology; D009926:Organ Preservation / Q000379:methods*; D010477:Perfusion / Q000379:methods*; D012519:Sarcoplasmic Reticulum / Q000166:cytology; D014021:Tissue Preservation / Q000379:methods*