P4HA1 and neoplasm: Regarding tumor and adjacent normal tissues in TCGA cohort, P4HA1 was also overexpressed in 12 cancers, such as BLCA, BRCA, COAD, ESCA, HNSC, KIRC, KIRP, LUAD, LUSC, PRAD, READ, and STAD (Figures 2A–L).