[1] Johns Hopkins Univ, Inst Cell Engn, Vasc Program, Sch Med, Baltimore, MD 21218 USA
[2] Johns Hopkins Univ, Dept Oncol, Sch Med, Baltimore, MD 21218 USA
[3] Johns Hopkins Univ, McKusick Nathans Inst Genet Med, Sch Med, Baltimore, MD 21218 USA
[4] Johns Hopkins Univ, Dept Radiol, Sch Med, Baltimore, MD USA
[5] Univ Sci & Technol China, Sch Life Sci, Hefei, Anhui, Peoples R China
[6] Univ Roma La Sapienza, Rome, Italy
[7] Johns Hopkins Univ, Div Physiol, Sch Publ Hlth, Baltimore, MD USA
[8] Johns Hopkins Univ, Dept Pediat, Sch Med, Baltimore, MD 21218 USA