Fig. 4From: The expression of CXCL13 and its relation to unfavorable clinical characteristics in young breast cancerImmunohistochemistry detection of CXCL13 protein in patients with breast cancer. a Representative IHC of breast cancer samples, showing the negative, weak, moderate and high expression level of CXCL13, respectively. b The percentage of patients with the negative, weak, moderate and high expression of CXCL13 protein in young and older women group. *P < 0.05Back to article page