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Arg and Pro alleles of p53 in SCCs of Kazakh’s esopha-gus (n, %)
| Pro | Pro/Arg | Arg | |
| Esophageal SCC (n = 104) | 21 (20.2) | 25 (24.0) | 58 (55.8) |
| HPV16E6 positive (n = 55) | 8 (14.5) | 8 (14.5) | 39 (71.0)a |
| HPV16E6 negative (n = 49) | 13 (26.5) | 16 (32.7) | 20 (40.8) |
P < 0.05 vs negative.
