CEACAM5 and breast cancer: In BC patients with positive rates regarding the cutoff value, CEA, CA15-3, LINC00511, and miR-301a-3p median levels were 2.9 ng/ml, 32.4 U/ml, 2.02-fold change, and 3.9-fold, respectively, while at the cutoff value ≤1.7-fold, miR-185-3p median level in the BC patients with positive rates was 0.47-fold change.