<b/> Drug development for rare molecular targets in oncology presents unique challenges. In this issue of Cancer Discovery, Drilon and colleagues report the accelerated development and innovative initial clinical trial strategy of a next-generation TRK inhibitor, LOXO-195, designed to overcome common secondary TRK resistance mutations. Cancer Discov; 7(9); 934-6. ©2017 AACR.See related article by Drilon et al., p. 963.
©2017 American Association for Cancer Research.