The largest number, nine interactomes, was formed with the participation of the widely studied lncRNA MALAT1 in epithelial cancer of seven types: bladder transitional cell carcinoma, breast cancer, cervical cancer, gastric cancer, hepatocellular carcinoma, nasopharyngeal carcinoma, and non-small cell lung cancer. This evidence concerns the gene MALAT1 and hepatocellular carcinoma.