VEGFA and neoplasm: The results from TCGA data showed that the expression of VEGFA mRNA in most tumour tissues was significantly higher than that in corresponding normal tissues, including BRCA, CHOL, COAD, ESCA, GBM, HNSC, KICH, KIRC, LIHC, LUAD, PRAD, READ, STAD and UCEC (p < 0.05; Figure 1A,B).