Fig. 4From: Co-presence of human papillomaviruses and Epstein–Barr virus is linked with advanced tumor stage: a tissue microarray study in head and neck cancer patientsa, b The case of poorly differentiated (G3) squamous cell carcinoma with negative IHC reaction against LMP1 of EBV (image a at ×10 magnification and image b at ×20 magnification). The red arrows in image B indicate the positive reaction of LMP1 in tumor-infiltrating lymphocytesBack to article page