On CLL cells, CD5 expression (MFI) positively correlated with the percentages and MFI of CXCR3 (rs = 0.54, P < 0.001 and rs = 0.54, P < 0.001) and MFI of CXCR5 (rs = 0.34, P = 0.010). This evidence concerns the gene CXCR5 and B-cell chronic lymphocytic leukemia.