| Average dose (Gy) | Total cells scored HTO/60Co | MN | The cells with MN | ||
| Total MN observed | MN/cell (‰) | Total cells with MN | cells with MN/cell (‰) | ||
| 0 | 3000/3000 | 10/12 | 3.3/4.0 | 10/12 | 3.3/4.0 |
| 0.006 | 2250/3000 | 18/12 | 8.0/4.0 | 16/11 | 7.1/3.7 |
| 0.01 | 3000/3000 | 21/15 | 7.0/5.0 | 21/7 | 7.0/2.3 |
| 0.06 | 3000/3000 | 26/17 | 8.7/5.7 | 24/16 | 8.0/5.3 |
| 0.12 | 3000/3000 | 31/28 | 10.3/9.3 | 27/23 | 9.0/7.7 |
| 0.6 | 1838/3000 | 25/39 | 13.6/13.0 | 20/36 | 10.9/12.0 |
| 1.3 | 3000/3000 | 99/42 | 33.0/14.0 | 91/32 | 30.3/10.7 |
| 1.8 | 3000/3000 | 190/85 | 63.3/28.3 | 175/75 | 58.3/25.0 |