Figure 7. External validation of SNRPA1 in multiple databases. (A) SNRPA1 expression between PCa and normal samples in four studies of Oncomine. (B) The immunohistochemical results of SNRPA1 in HPA. (C) The prognostic profile of SNRPA1 with DFS in an independent external cohort GSE70769. PCa: Prostate cancer; HPA: Human Protein Atlas; DFS: disease-free survival; N: normal sample; T: tumor sample.