CD8A and lung adenocarcinoma: A study that analyzed neoantigen loads and CD8+ tumor infiltrating lymphocytes in various cancer types observed that there was a positive correlation only in some cancer types (so called type I: Lung adenocarcinoma, melanoma, bladder carcinomas, endometrial carcinomas) but no correlation in others (the so called type II cancers such as lung squamous carcinomas breast and prostate cancers).