CD79A and nasopharyngeal carcinoma: The median value of serum EA-IgA, Rta-IgG and P85-Ab were 0.61 (range, 0.03-5.11), 0.95 (range, 0.05-4.12) and 43.32 (range, 0.01-639.48), respectively, in the NPC group and 0.12 (range, 0.01-2.60), 0.19 (range, 0.03-3.22) and 0.01 (range, 0.00-13.01), respectively, in the control group.