title: Invited commentary.
authors.affiliation: Department of Cardiothoracic Surgery, The University of Iowa Hospitals & Clinics, Room SE 532, 200 Hawkins Dr, Iowa City, IA 52242-1062, USA. wayne-richenbacher@uiowa.edu
authors.forename: Wayne E
authors.initials: WE
authors.lastname: Richenbacher
mesh_terms: D000818:Animals; D002339:Carotid Arteries / Q000166:cytology; D002478:Cells, Cultured; D004730:Endothelium, Vascular / Q000166:cytology / Q000637:transplantation; D006350:Heart Valve Prosthesis; D019918:Heart Valve Prosthesis Implantation / Q000379:methods*; D011664:Pulmonary Valve / Q000601:surgery*; D012756:Sheep; D023822:Tissue Engineering / Q000379:methods*; D014182:Transplantation, Autologous