Previous work has also suggested sparse-to-moderate density of TILs in 85 of 117 (72.6%) IDH-wild-type glioblastoma specimens (CD3+ 78/117, 66.7%; CD8+ 52/117, 44.4%; CD20 + 27/117, 23.1%) [12]. The gene discussed is CD8A; the disease is glioblastoma.