ZEB1 and urinary bladder cancer: ZEB1-AS1, an oncogenic regulator, has been demonstrated to exhibit a pivotal role in tumorigenesis and progression in hepatocellular carcinoma, oesophageal squamous cell carcinoma, glioma, osteosarcoma, bladder cancer, colorectal cancer, prostate cancer, and B-lymphoblastic leukaemia (Li J et al., 2018).