1. From the Angiogenesis Laboratory, Department of Pharmacology (S.S., S.-A.T., L.A.S., T.-P.D.F.), and Multi-imaging Centre, Department of Anatomy (J.N.S.), University of Cambridge, Cambridge, UK; Gaubius Laboratory, TNO-PG, Leiden, the Netherlands (P.K.); Research and Development Division, School of Chinese Medicine, Hong Kong Baptist University, Kownloon, Hong Kong, China (H.W.L., H.-W.Y., R.N.S.W.); and Biological Engineering Division, Massachusetts Institute of Technology, Cambridge (S.S., R.S.).