Changes in expression and dysfunctional signaling of TrkA/B/C receptors and oncogenic Trk fusion proteins are found in neurological diseases and cancers. Here, we describe the development of a first F-labeled optimized lead suitable for in vivo imaging of Trk, [F]TRACK, which is radiosynthesized with ease from a nonactivated aryl precursor concurrently combining largely reduced P-gp liability and improved brain kinetics compared to previous leads while displaying high on-target affinity and human kinome selectivity.
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| http://dx.doi.org/10.1021/acs.jmedchem.7b01607 | DOI Listing |
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