LPCAT1 and lung adenocarcinoma: Genomic analysis of LpCat1 copy number in TCGA database revealed LpCat1 gene amplification exists in various tumors, especially lung adenocarcinoma (18%, 40/230), lung squamous cell carcinoma (19%, 94/501), ovarian serous cystadenocarcinoma (14%, 79/579), esophageal carcinoma (13%, 23/184) and so on (23–25).