Research Article

Expression Atlas of FGF and FGFR Genes in Pancancer Uncovered Predictive Biomarkers for Clinical Trials of Selective FGFR Inhibitors

Figure 4

High positive ratios of FGFR1-4 were predicted in certain types of cancer. (a) The cutoff value was set to 4,220 to reach FGFR1 or 3 positive ratio of 42%, which was curated from preliminary results from an ongoing clinical trial (NCT01976741) in advanced bladder cancer patients prescreened for FGFR1 or 3 mRNA expression levels by RNA-ISH. Here, we assume that FGFR1- or 3-positive ratio by RNA-ISH is positively correlated with RSEM value by RNA-Seq in TCGA. (b) Predicted positive ratios of FGFR1-4 in pancancer.
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