CD79A and nasopharyngeal carcinoma: We found that the sensitivity at 95% specificity of the 5-antibody (BLLF3-IgA, BLRF2-IgA, BLRF2-IgG, BDLF1-IgA, and BDLF1-IgG) plus ENBA1-IgA was similar to the sensitivity of two antibodies used to diagnose NPC in the clinic: VCA-IgA and ENBA1-IgA (Table 1).