Table 8.
Viral disease tolerance genes that have been cloned/genetically transformed from/to citrus or its related genera.
| Gene | ‘Cultivar’/Variety/(species) | References |
|---|---|---|
| CTV-CP gene | Sour orange (Citrus aurantium) | 209 |
| CTV-CP gene | Mexican lime (C. aurantifolia) | 210 |
| CTV-CP gene | Sour orange (C. aurantium) | 211 |
| CTV-uncp | ‘Rio Red’ grapefruit (C. paradisi) | 212 |
| gna | ‘Rio Red’ grapefruit (C. paradisi) | 212 |
| CTV-p25 CP | Mexican lime (C. aurantifolia) | 213 |
| CTV-CP gene | Grapefruit (C. Paradisi) | 214 |
| CTV-p23 | Mexican lime (C. aurantifolia) | 215,216 |
| CTV-RdRp | ‘Duncan’ grapefruit (C. paradisi) | 217 |
| CTV-392 CTV-p23 hairpin |
Grapefruit (C. paradisi) Grapefruit (C. paradisi) |
218 218 |
| scFv-3DF1 | Mexican lime (C. aurantifolia) | 219 |
| scFv-3CA5 | Mexican lime (C. aurantifolia) | 219 |
| CPsV-CP | Sweet orange (C. sinensis) | 220 |
| CPsV-24 K gene CPsV-48 K gene CPsV-54 Kgene |
Sweet orange (C. sinensis) Sweet orange (C. sinensis) Sweet orange (C. sinensis) |
221 221 221 |
| pCTV-CP pCTV-dsCP pCTV-CS |
Sweet orange (C. sinensis) Sweet orange (C. sinensis) Sweet orange (C. sinensis) |
222 222 222 |
| CTV-p20 hairpin RNA | sour orange (C. aurantium) | 223 |
| CTV-p23 | Mexican lime (C. aurantifolia) | 224 |
| CPsV-ihp24 K | ‘Pineapple’ sweet orange (C. sinensis) | 225 |
| hp2520 | ‘Jincheng’ sweet orange (C. sinensis) | 226 |
| hp252023 | ‘Jincheng’ sweet orange (C. sinensis) | 226 |
| CTV-CP gene | Sour orange (C. aurantium) | 227 |
Abbreviations:
Citruspsorosis virus (CPsV)
Citrus tristeza virus(CTV)
CTV-CP: Citrus tristeza viruscoat protein
CTV-uncp:Citrus tristeza virus untranslatable coat protein gene
Gna: Galanthus nivalis agglutinin gene (a plant-derived insecticidal gene)
CTV-RdRp: Citrus tristeza virus RNA-dependent RNA polymerase gene
scFv: Single-chain variable fragment antibodies
pCTV-CP: Containing the 25 kDa major capsid protein gene (CTV-CP),
pCTV-dsCP: Containing the same CTV-CP gene in an intron-spliced hairpin construct
pCTV-CS: Containing a 559 nt conserved region of the CTV genome
ihp24 K: Citruspsorosis virus (CPsV) viral 24 k-derived hairpin
hp252023: Hairpin RNA targeting p25, p20, and p23
hp2520: Hairpin RNA targeting p25 and p20
CPsV-24 K gene: A 24‐kDa polypeptide of unknown function (24 K) from CPsV
CPsV-48 K gene: A polypeptide of 54.7 kDa of unknown function (54 K) from CPsV
CPsV-54K gene: The coat protein (CP) of 48.6 kDa (48 K protein) from CPsV