We correlated the genes to T Cell CD8+, T cell CD4+, Regulatory T cell, T cell follicular helper, T cell gamma delta, T cell regulatory, B cells, Neutrophils, Monocytes, Macrophages, Dendritic cells, natural killer cells, mast cells, Endothelial cell, Eosinophil, Cancer associated fibroblasts, and hematopoietic stem cells in GBM. The gene discussed is CD8A; the disease is glioblastoma.