PKM and diffuse large B-cell lymphoma: Expression levels of STMN1, ENO1, LDHA, TPI1, CDK1, PKM, and PPIA mRNAs were significantly higher in DLBCL patients (n = 47) compared to healthy controls (n = 491) based on the TCGA and GTEx datasets (p < 0.05) (Fig. 5A).