LINC00663 and gastric carcinoma: Additionally, LINC00663 expression is low in DU-145 and PC3 prostate cancer, HGC-27 stomach carcinoma, CRL-1469 pancreatic carcinoma, A549 lung cancer, MCF7 breast cancer, and BCPAP thyroid cancer cell lines (Bozgeyik et al., 2016).