SERPINF1 and diffuse large B-cell lymphoma: To further test the role of PEDF in vivo, DLBCL cell-bearing mice were generated by intraperitoneal injection of SU-DHL4 and HBL1 cells stably expressing luciferase as well as indicated genes (SU-DHL4-Luc and HBL1-Luc) into the nude mice.