GPT and lung adenocarcinoma: Interestingly, several cancer types, including kidney chromophobe (KICH), adrenocortical carcinoma (ACC), breast invasive carcinoma (BRCA), prostate adenocarcinoma (PRAD), bladder urothelial carcinoma (BLCA), colon adenocarcinoma (CRC), SARC, lung adenocarcinoma (LUAD), and pancreatic adenocarcinoma (PAAD), displayed high ALT activity (p < 0.05) with low or no telomerase activity (Figure 1b).