[1] Dept Chem Engn & Mat Sci, Minneapolis, MN USA
[2] Univ Minnesota, Stem Cell Inst, Minneapolis, MN USA
[3] Beijing Inst Transfus Med, Stem Cell & Regenerat Med Lab, Beijing, Peoples R China
[4] Univ Michigan, Dept Cardiac Surg, Ann Arbor, MI 48109 USA
[5] Katholieke Univ Leuven, Dept Dev & Regenerat, Leuven, Belgium
[6] Univ Minnesota, Vet Populat Med Dept, St Paul, MN 55108 USA