It revealed that Il-6 is a more predictable marker of diagnosis of ovarian cancer with age, CA125, HE4, ROMA, WBC, hemoglobin, number of platelets, C-reactive protein, procalcitonin and NLR (neutrophil-to-lymphocyte ratio) and PLR (platelet-to-lymphocyte ratio). The gene discussed is WFDC2; the disease is ovarian cancer.