The cell types investigated included B cells, cancer-associated fibroblasts (CAF), progenitor cells, dendritic cells, endothelial cells, eosinophils, CD4+ T cells, hematopoietic stem cells (HSC), natural killer T (NKT) cells, CD8+ T cells, macrophages, mast cells, monocytes, MDSC, neutrophils, NK cells, Tfh cells, γ/δ T cells, and Tregs cells. The gene discussed is CD4; the disease is cancer.