Table 2.
List of patients with oral squamous cell carcinoma in Kitakyushu, histological differentiation and detection of Epstein-Barr virus (EBV)
| Patient | Age (years) and sex | Location of the tumour | Diff | EBV type | NISH | LMP | EBNA | 30 bp | |
| 1 | 52 | M | T | W | A | + | + | + | + |
| 2 | 73 | M | M | W | A | + | + | + | + |
| 3 | 57 | M | T | W | − | − | − | − | − |
| 4 | 48 | M | T | W | − | − | − | − | − |
| 5 | 52 | F | B | W | − | − | − | − | − |
| 6 | 58 | F | T | W | − | − | − | − | − |
| 7 | 62 | M | F | M | − | − | − | − | − |
| 8 | 54 | F | M | M | A | + | + | + | + |
| 9 | 52 | M | T | M | A | + | + | + | + |
| 10 | 55 | M | T | M | − | − | − | − | − |
| 11 | 73 | F | T | M | A | + | + | + | + |
| 12 | 83 | M | M | M | − | − | − | − | − |
| 13 | 62 | M | T | M | B | + | + | + | − |
| 14 | 52 | M | F | M | − | − | − | − | − |
| 15 | 74 | M | T | M | − | − | − | − | − |
| 16 | 90 | F | U | M | − | − | − | − | − |
| 17 | 83 | M | M | M | − | − | − | − | − |
| 18 | 43 | M | T | M | − | − | − | − | − |
| 19 | 53 | M | F | M | − | − | − | − | − |
| 20 | 70 | M | B | M | − | − | − | − | − |
| 21 | 45 | M | F | P | − | − | − | − | − |
Location: B, buccal mucosa; F, mouth floor; L, lower gum; M, maxilla; O, oropharynx; T, tongue. Diff, degree of the histological differentiation of the tumour: M, moderately differentiated; P, poorly differentiated; W, well differentiated. NISH, non-isotopic in situ hybridisation of EBV encoded RNA 1; LMP, immunohistochemical demonstration of latent membrane protein 1 antigen; EBNA, immunohistochemical demonstration of the EBV nuclear antigen 2; 30 bp, 30 bp deletion of LMP-1.