The expression of differential genes related to PPP, including TKT, TKTL1, PGM1, GPI, FBP2, ALDOA and ALDOC, were all upregulated in WDLPS tumor samples (Figure 3C), which were validated by Real-time Quantitative PCR (RT-qPCR) (Figure S5A). This evidence concerns the gene PGM1 and neoplasm.