Association of gene and protein expression and genetic polymorphism of CC chemokine ligand 4 in colorectal cancer

Table 4 Tissue levels and plasma levels of CC chemokine ligand 4 in colorectal cancer patients

Variable	Cases, n	CCL4 protein
Tissue
Colorectal cancer tissue	98	137 [5–3413] pg/mgb
Paired normal tissue	98	72 [5–2205] pg/mg
Plasma
Patient	103	63 [8–3428] pg/mLa
Control	97	57 [2–178] pg/mL

Data are shown as median [range].

^aP < 0.05.

^bP < 0.001. CCL4: CC chemokine ligand 4.