Review Article
Single-Stranded DNA Aptamers against Pathogens and Toxins: Identification and Biosensing Applications
Table 2
Summary table of ssDNA MREs targeting viruses and virus protein for biosensing applications.
| Target | SELEX method | | Detection method | LOD | Reference |
| Human noroviruses | Antibody-bead conjugates | High nanomolar range | RT-qPCR | 10 RNA copies | [94] |
| Norovirus | Nitrocellulose membrane | Low picomolar range | Electrochemical | 180 virus particles | [93] |
| Norovirus II.4 capsid protein VP1 | Filter | — | — | — | [95] |
| Influenza A H1N1 | Microfluidic SELEX | 55.14 ± 22.40 nM | Bead/fluorescent |
6.4 10−3 HAU | [34] |
| Avian influenza H5N1 | Nitrocellulose membrane | 4.65 nM | Dot blot | 1.28 HAU | [97] |
| Influenza A hemagglutinin protein | TALON affinity resin | Low nanomolar range | Sandwich ELAA | — | [98] |
| SARS-CoV N protein | Ni-NTA beads | 4.93 ± 0.3 nM | Western blot | — | [10] |
| Bovine viral diarrhea virus | GO-SELEX | 5 104 TCID50/mL | SPR AuNP sandwich | 800 copies/mL | [24] |
| HCV envelope surface glycoprotein E2 | Cell surface SELEX | 1.05 ± 1 nM | — | — | [100] |
| Dengue virus type-2 envelope protein domain III | Ni-NTA magnetic beads | 154 ± 40 nM | — | — | [102] |
| HIV reverse transcriptase | CE-SELEX | 180 ± 70 pM | — | — | [103] |
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