1Letter of the Editor-in-chiefShiwen Wang, Mathew Sorrentino, Thach Nguyen131-1322IntroductionPeter K Law133-1343Human myoblast genome therapyPeter K Law, Danlin M Law, Ping Lu, Eugene KW Sim, Khawja H Haider, Lei Ye, Xun Li, Margarita N Vakhromeeva, Ilia I Berishvili, Leo A Bockeria, Choong-Chin Liew135-1514Skeletal myoblast based delivery of angiogenic growth factors:a comparison between angiopoietin-1 and VEGF gene delivery for therapeutic angiogenesis in the heartLei Ye, Husnain Kh Haider, Shujia Jiang, Rusan Tan, In-Chin Song, Ruowen Ge, Peter K Law, Eugene KW Sim152-1605Muscling up damaged hearts through cell therapyChi Van Dang1616Stem cell therapy for failing hearts: there is something else beyond the cellsGianluca Rigatelli, Francesco Zanon162-1647Myoblast transplantation for heart repair: A review of the state of the fieldHoward J. Leonhardt, Michael Brown165-1678Myoblast transplantation can repair heart damageJonathan Dinsmore, Nabil Dib168-1709Protecting the delivery of heart failure: Regenerative Medicine/Stem Cell Therapeutics: Potential protections afforded by the Department of Health and Human Services and Health Resources Service Administration's Bureau of Special ProgramsGary S Friedman, John S. Tomicki, Neil Cohen, Robert Marshall, Philip Lowry, Jeffrey Warsh171-18010Transplantation of mobilized peripheral blood mononuclear cells for peripheral arterial occlusive disease of the lower extremityXiaofeng YANG, Yanxiang WU, Hongmei WANG, Yifeng XU, Bo XU, Xin LU, Yibin ZANG, Fa WANG, Yue ZHANG181-18311Cardiac stem cell therapy research in ChinaJunbo GE184-18612Cardiovascular diseases and aging Highlights on World Congress of Cardiology 2006187-188