Research Article
Optical Properties and In Vitro Biological Studies of Oligonucleotide-Modified Quantum Dots
Table 1
Characterisation of oligonucleotide-modified QDs.
| Sample | Oligonucleotide | Absorption (nm) | Emission (nm) | Quantum yield | Diameter (nm) | Zeta potential (mV) |
| Donor (a) | Oligo-2 | 525 | 558 | 27% | 2.7 | −44 | Acceptor (a) | Oligo-1 | 556 | 592 | 25% | 3.7 | −29 |
| Donor (b) | Oligo-1 | 535 | 560 | 50% | 2.9 | −35 | Acceptor (b) | Oligo-2 | 601 | 644 | 51% | 5.2 | −40 |
| Donor (c) | Oligo-2 | 531 | 567 | 6% | 2.9 | −47 | Acceptor (c) | Oligo-1 | 556 | 592 | 25% | 3.7 | −29 |
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