FOXP1 and lymphoma: We also included cases with t(3;14)(p13;q32) (cases 5 and 6), FOXP1-positive lymphomas with no apparent structural aberrations of the gene (cases 7–14), FOXP1-negative lymphomas (cases 15 and 16 ) (Table 1), non-malignant lymph nodes (NL1–3) and the sorted CD19+ B-cells.