HNRNPA2B1 and esophageal cancer: The miR-17-92 cluster is a classic miRNA family that has been reported to participate in cancer chemoresistance, for example, RNA-binding protein heterogeneous nuclear ribonucleoprotein A2/B1 (HNRNPA2B1) may affect the prognosis of esophageal cancer by regulating the miR-17-92 cluster [6].