Figure 2From: Relative microvessel area of the primary tumour, and not lymph node status, predicts the presence of bone marrow micrometastases detected by reverse transcriptase polymerase chain reaction in patients with clinically non-metastatic breast cancerChalkley count and interleukin-6 (IL-6). (a) Correlation of IL-6 serum levels and Chalkley count. (b) IL-6 serum levels of patients with a tumour with high and low Chalkley count (according to the cut-off value of 7).Back to article page