Table 2 Spectrum of aberrations involving chromosome 1 and 2 after exposure to 60Co γ-rays as detected by FISH in metaphase cells.
Dose | Total cell | Reciprocal | Terminal | Total | Total | Chromosome-1 | Chromosome-2 | ||
|---|---|---|---|---|---|---|---|---|---|
(Gy) | scored | Translocation | Translocation | Translocation | Dicentric | Break | Aberration | Aberration | |
0 | 674 | 1 (1) | 2 | 3 | 0 (0) | 3 | 6 | 4 | 3 |
0.5 | 372 | 3 (2) | 7 | 10 | 1 (1) | 8 | 19 | 10 | 12 |
1 | 340 | 10 (2) | 15 | 25 | 2 (2) | 12 | 39 | 18 | 25 |
2 | 361 | 33 (5) | 42 | 75 | 9 (1) | 26 | 110 | 44 | 72 |
3 | 337 | 67 (9) | 97 | 164 | 14 (3) | 72 | 250 | 116 | 146 |
4 | 339 | 80 (17) | 117 | 197 | 30 (6) | 88 | 315 | 162 | 176 |
5 | 216 | 60 (16) | 141 | 201 | 36 (8) | 78 | 315 | 157 | 182 |