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Binding affinities (IC50, nM) of chelator-peptide conjugates
| Compound | IC50 (nM)* | ||||
|---|---|---|---|---|---|
| sst1 | sst2 | sst3 | sst4 | sst5 | |
| SS-03 | > 1000 | 1.7 ± 0.06 | > 1000 | 404 ± 92 | 564 ± 174 |
| SS-04 | > 1000 | 5.3 ± 0.17 | 720 ± 74 | 171 ± 35 | 228 ± 73 |
| DOTA-sst2-ANT [22] | > 1000 | 1.5 ± 0.4 | > 1000 | 287 ± 27 | > 1000 |
| SS-28 | 5.2 ± 0.3 | 2.7 ± 0.38 | 7.7 ± 0.9 | 5.6 ± 0.4 | 4.0 ± 0.3 |
*Values are IC50 in nM (mean ± SEM; n ≥ 3)
