For instance, the expressions of MYBL1, MME, LRMP, and LMO2 are related to GCB subtypes, and the expression of FOXP1, IRF4, IGHM, TNGRSF13B, PIM2, CCND2, and LIMD1 can be commonly biomarkers of ABC subtype [3, 4, 16, 17]. The gene discussed is FOXP1; the disease is aneurysmal bone cyst.