Recently, ARAP1-AS1 has been reported to exhibit upregulation in diverse tumor tissues, including lung cancer [32–34], lymphoma [35], thyroid cancer [36], bladder cancer [37–39], cervical cancer [40–42], ovarian cancer [43], kidney cancer [44], breast cancer [45], gastric cancer [46], and colorectal cancer [47]. Here, ARAP1 is linked to urinary bladder cancer.