FGF18 and ovarian cancer: These data are in line with the gene expression data from the TCGA consortium (https://www.cancer.gov/about-nci/organization/ccg/research/structural-genomics/tcga), where pleural mesothelioma tissue showed the second highest FGF18 expression after ovarian cancer across 32 cancer types when analyzed on the UALCAN portal (Figure S1).30