Figure 3From: Identification of genuine primary pulmonary NK cell lymphoma via clinicopathologic observation and clonality assayThe immunohistochemical features and EBV in situ hybridization of the lesion. Immunohistochemically, the tumor cells were positive for CD56 (Figure 3A, 200×), CD3ϵ (Figure 3B, 200×), and TIA-1 (Figure 3C, 200×); the tumor cells was positive for EBV in situ hybridization (Figure 3D, 200×).Back to article page