CD79A and nasopharyngeal carcinoma: Elevated titers of EBV-associated antigens (especially of IgA class), a latent EBV infection indentified in neoplastic cells of virtually all cases of NPC, and the clonal EBV genome consistently detected in invasive carcinomas and high-grade dysplastic lesions suggest a critical role of EBV in the pathogenesis of NPC in endemic areas [10].