Figure 1.
Radiosensitive human papillomavirus (HPV)-positive head and neck squamous cell carcinoma (HNSCC) cells were associated with apoptosis and radioresistant HPV-negative HNSCC with high autophagic flux. (A) Immunoblot of caspase 3 and (B) DEVDase activity assay at indicated day after irradiation at 6 Gy. (** p < 0.01) (C) Immunoblot of LC3 and p62 in control or one day after irradiation at 6 Gy.
