* Corresponding authors

^a 3B's Research Group, I3Bs - Research Institute on Biomaterials, Biodegradables and Biomimetics, University of Minho, Headquarters of the European Institute of Excellence on Tissue Engineering and Regenerative Medicine, AvePark, Parque de Ciência e Tecnologia, Zona Industrial da Gandra, 4805-017 Barco, Guimarães, Portugal
E-mail: rpires@i3bs.uminho.pt, pashkuleva@i3bs.uminho.pt

^b ICVS/3Bs - PT Government Associate Laboratory, Braga/Guimarães, Portugal

^c Department of Radiology, Memorial Sloan Kettering Cancer Center, USA

^d Advanced Science Research Center (ASRC) at the Graduate Center, City University of New York (CUNY), 85 St Nicholas Terrace, New York, New York 10031, USA

^e Department of Chemistry, Hunter College, City University of New York, 695 Park Avenue, New York 10065, USA

^f PhD programs in Biochemistry and Chemistry, The Graduate Center of the City University of New York, New York 10016, USA

^g Department of Radiology, Weill Cornell Medical College, New York, NY 10065, USA

^h Molecular Pharmacology Program, Memorial Sloan Kettering Cancer Center, New York, NY 10065, USA

ⁱ Department of Pharmacology, Weill Cornell Medical College, New York, NY 10065, USA

^j Radiochemistry and Molecular Imaging Probes Core, Memorial Sloan Kettering Cancer Center, New York, NY 10065, USA