The Role of Purine Metabolism-Related Genes PPAT and IMPDH1 in the Carcinogenesis of Intrahepatic Cholangiocarcinoma Based on Metabonomic and Bioinformatic Analyses

Figure 2

Purine metabolism gene. (a) Expression levels of purine metabolism-related genes in ICC based on age, gender, tumor stage, and neoplasm histologic grade. (b) Expression of purine metabolism-related genes in ICC. (c) Kaplan–Meier survival curve based on PPAT gene. (d) PPAT gene expression was analyzed based on clinical indicators.  < 0.05.  < 0.01.  < 0.001. ns,  > 0.05.

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