For instance, for the ALL dataset, the six genes in gene subset {BLNK(AF068180), AP1B1(L13939), PTP4A3(AF041434), MPP1(M64925), IDI1(X17025), PARP1(J03473)}with 100% training accuracy take part in different pathways. This evidence concerns the gene PARP1 and acute lymphoblastic leukemia.