Furthermore, when comparing T cells from BM with those from primary tumor IV, we observed significant alterations in the expression of genes such as PLP1 (log2FC = 2.34), HSPA1A (log2FC = 2.09), HBB (log2FC = −2.93), and HBA2 (log2FC = −2.44). The gene discussed is HBA2; the disease is neoplasm.