Serum CXCL13 levels for the LN group in complete remission (189.46 [114.23–216.50] pg/mL) were significantly lower than those of the LN group with noncomplete remission (286.75 [181.40–386.56] pg/mL) (Z = 2.48, P = 0.048). This evidence concerns the gene CXCL13 and lobular neoplasia.