PDS5B and neoplasm: Following euthanasia, the tumor tissues were excised, and their expression of HOXB7 was determined by RT-qPCR, which revealed that HOXB7 was inhibited in tumor tissues of mice treated with oe-MAGI2-AS3, while it was promoted following treatment with sh-MAGI2-AS3 (p < 0.05, Figure 6A).