Increased FAP expression was associated with poor prognosis in cancers such as Adrenocortical carcinoma (ACC), BLCA, Cervical squamous cell carcinoma and endocervical adenocarcinoma (CESC), HNSC, KIRC, KIRP, Brain Lower Grade Glioma (LGG), and STAD (Fig. 2). Here, FAP is linked to gastric adenocarcinoma.