Fig. 9

Differential expression of HPV 18 E6 oncogenes in cervical and nasopharyngeal cancer tissues. Higher fold change in HPV18 E7 expression in nasopharyngeal cancer tissues compared to the controls (A), higher fold change in HPV18 E7 expression in cervical cancer tissues compared to the controls (B) and higher fold change in HPV18 E7 expression in nasopharyngeal cancer tissues compared to the cervical cancer tissues (C). NC: negative control, NPC: nasopharyngeal cancer, CC: cervical cancer