Members of this family target the 3′UTR of SNAIL mRNA in non-small cell lung carcinoma [62], breast cancer [63], pancreatic cancer stem cells [64], melanoma [65], esophageal squamous cell carcinoma [66], rhabdomyosarcoma [14], or in hepatocytes [67,68]. The gene discussed is SNAI1; the disease is esophageal squamous cell carcinoma.