Table 3.
Telomere lengths in members of the ring 17 family and in normal age-matched individuals
| |
Age (years) |
Cell scored |
Mean cellular telomere length |
Normal metaphases |
Ring metaphases |
|
|---|---|---|---|---|---|---|
| 17p arm +17q arm | 17p arm +17q arm (homolog of ring chromosome) | 17p arm +17q arm (ring chromosome) | ||||
|
III-1 |
10 |
51* |
53.0 ± 4.6 |
103.7 ± 9.2 |
94.5 ± 6.3 |
48.1 ± 5.6 |
|
cntr1 |
10 |
20 |
75.1 ± 6.5 |
108.9 ± 8.9 |
|
|
|
cntr2 |
11 |
20 |
91.4 ± 7.4 |
153.9 ± 11.8 |
|
|
|
cntr3 |
12 |
20 |
117.8 ± 11.3 |
193.3 ± 16.5 |
|
|
|
cntr4 |
12 |
20 |
95.5 ± 8.4 |
163.7 ± 14.1 |
|
|
|
II-1 |
30 |
19 |
49.9 ± 5.6 |
71.9 ± 7.7 |
|
|
|
II-2 |
34 |
68** |
54.0 ± 4.8 |
77.0 ± 4.2 |
66.8 ± 4.6 |
75.9 ± 5.6 |
|
cntr5 |
33 |
20 |
50.5 ± 3.6 |
68.7 ± 6.0 |
|
|
|
cntr6 |
33 |
20 |
63.8 ± 6.0 |
62.7 ± 6.1 |
|
|
|
cntr7 |
33 |
20 |
49.1 ± 4.3 |
60.7 ± 3.6 |
|
|
|
cntr8 |
37 |
20 |
45.7 ± 3.6 |
76.0 ± 4.2 |
|
|
| cntr9 | 37 | 20 | 80.9 ± 7.7 | 132.7 ± 14.9 | ||
Data are shown for all the individuals analyzed. *18 normal metaphases and 33 carrying the ring 17 chromosome. **46 normal metaphases and 22 carrying the ring 17 chromosome.