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Calculated capacitance change upon applying of oligo-G of different lengths on the electrode surface coupled with 25-mer oligo-C (capture probe).
| Oligo-G length (-mer) | Capacitance change: average ± SD (-nF cm−2) |
||
|---|---|---|---|
| at 10−8 M | at 10−9 M | at 10−11 M | |
| 15 | 51 ± 4 | 40 ± 3 | 23 ± 5 |
| 25 | 89 ± 5 | 76 ± 5 | 40 ± 2 |
| 50 | 78 ± 4 | 61 ± 3 | 40 ± 2 |
