ZEB1 and esophageal cancer: Indeed, various lncRNAs found in the cargo of EVs released by many tumor cell lines favoured cancer cell growth, including the lncRNA ZFAS1 in EVs released by gastric cancer cells [63], lncRNA PVT1 in EVs released by colon cancer cells [59], lncRNA ZEB1-AS1 in EVs shed by esophageal cancer cells [64] and lncRNA TUC339 in EVs released by hepatocellular carcinoma cells [65].