PET Radiopharmaceuticals for Imaging Integrin Expression: Tracers in Clinical Studies and Recent Developments

Figure 4

[⁶⁸Ga]TRAP(RGD)₃: comparison of maximum intensity projections of microPET scans of the same M21/M21L human melanoma xenografted mouse (a) [⁶⁸Ga]TRAP(RGD)₃, (b) [¹⁸F]Galacto-RGD, (c) [⁶⁸Ga]NODAGA-RGD (scaling adapted to show equal intensities in M21 tumors and background. Scale indicates percentage of the maximum displayed signal level) (with permission from Notni et al. [20]).

(a)

(b)

(c)