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. Author manuscript; available in PMC: 2015 Jan 1.
Published in final edited form as: Nucl Med Biol. 2013 Oct 9;41(1):58–67. doi: 10.1016/j.nucmedbio.2013.09.011

Fig. 1.

Fig. 1

Chemical structures of FDG and amino acid tracers, FET, [18F]1 and its derivatives, FETGly ([18F]2), FET-Ala ([18F]3) and AcFET ([18F]4).