Table 3.
Detection of plant viruses by QD-based biosensors
| Virus | Interface | Conjugate | LOD* | Reference |
|---|---|---|---|---|
| CPMV2 | CdSe-ZnS core | Surface-immobilized CPMV | - | Medintz et al., 2005 |
| CaMV | PbS nanoparticle | 23-mer derived from CaMV 35S | 4.38 × 10−12 mol/l | Sun et al., 2008 |
| CTV | InP | Antibody to CTV coat protein | 2 nM for antibody | Moreau et al., 2012 |
| CTV | CdTe | CTV-CP antibody | 220 ng/ml | Shojaei et al., 2016b |
| CTV | AuNPs/QD | AuNPs-CTV-CP/QDs-CTV-CP antibody | 130 ng/ml3 | Shojaei et al., 2016a |
| CTV | CdTe | CTV-CP antibody | 198 ng/ml | Safarnejad et al., 2017 |
| GVA | ZnO films | Grapevine virus A-type proteins | 1 pg/ml-10 ng/ml | Tereshchenko et al., 2017 |
| ToRSV, BPMV & ArMV | Fe3O4/SiO2 MNPs & SiO2/UCNPs4 | Antibody | 100 ng/ml | Zhang et al., 2013b |
*
Limit of detection