In order to show that the anti-tumor effect of AZD4547 against KM12(Luc) is caused by inhibition of TRKs rather than FGFR, we monitored mRNA levels of FGFR1/2 and NTRK1/2 in KM12(Luc) (Supplementary Figure 1B). This evidence concerns the gene NTRK1 and neoplasm.