FLI1 and Familial prostate cancer: For example, FLI1 repositions in 100% (10/10) of breast cancers and 92.9% (13/14) of prostate cancers (Leshner et al., 2016; Meaburn K. J. et al., 2016), rates far too high to suggest it can be used to stratify indolent and aggressive cancers.