ABCA1 and intrahepatic cholangiocarcinoma: As shown in Figure 1D, ACC (adenoid cystic carcinoma), BLCA (bladder uroepithelial carcinoma), CESC (cervical squamous carcinoma), COAD (colorectal carcinoma), KICH (renal pheochromocytoma), LUAD (lung adenocarcinoma), PAAD (primary intrahepatic cholangiocarcinoma), and THCA (thyroid carcinoma) are cancers whose pathological staging correlates with the expression of ABCA1.