Table 2.
Transgenic crop plants ectopically expressing AtNPR1 orthologs
| Plant species | AtNPR1 ortholog | Defensive activity (caused by) | Abnormal phenotype | Reference |
|---|---|---|---|---|
| Apple | MpNPR1 | Resistance to fire blight (E. amylovora) Resistance to apple scab (V. inaequalis) Resistance to cedar apple rust (G. junipe.ri-virginianae) Resistance to powdery mildew (P. leucotricha) Expression of PR genes |
a | Malnoy et al.5 Malnoy et al.63 Chen et al.64 |
| Apple | MhNPR1 | Resistance to powdery mildew (P. leucotricha) Expression of PR genes |
a | Chen et al.64 |
| Canola | BnNPR1 | Resistance to P. syringae Expression of PR genes |
a | Potlakayala et al.44 |
| Crabapple | MhNPR1 | Tolerance to salt Tolerance to osmotic stress Resistance to fungus (Botrytis cinerea) |
a | Zhang et al.65,66 |
| Grapevine |
VvNPR1.1 VvNPR1.2 |
Resistance to downy mildew (P. viticola.) Resistance to powdery mildew (E. necator) Expression of PR proteins |
Loss of apical dominance Death during acclimatization |
Le Henanff et al.2a Bergeault et al.67 |
| Lily | LhSorNPR1 | Enhanced resistance to P. syringae in tomato and Arabidopsis | a | Wang et al.78 |
| Mustard | BjNPR1 | Powdery mildew (E. cruciferarum). | a | Meur et al.58 |
| Peanut | BjNPR1 | Resistance to Aspergillus flavus Resistance to Cercospora arachidicola |
a | Sundaresha et al.14 |
| Potato | StoNPR1 | Resistance to Verticillium dahliae Expression of PR genes |
a | Deng-wei et al.15 |
| Rice | NH1 | Resistance to bacterial blight (X. oryzae pv. oryzae) Resistance to rice blast disease (M. oryzae) hypersensitive -like response after pathogen challenge Induction of benzothiadiazole, methyl jasmonate and ethylene defense molecules Expression of PR genes |
Smaller plants Lower fresh weights and narrower or smaller leaves Tendency to precocious leaves senescence No development of additional tillers Spontaneously develop lesion-mimic spots Enhanced herbivore susceptibility Reduction of photosynthetic activities |
Chern et al.1 Yuan et al.8 Sugano et al.56 Feng et al.57a |
| Tobacco | NgNPR3 | Resistance to A. alternata Resistance to P. solanacearum Resistance to Potato Virus Y (PVY) |
a | Zhang et al.10 |
| Wheat | ScNPR1 | Rye (Secale cereale cv Jingzhouheimai) version confers resistance to Fusarium Head Blight | a | Yu et al.79 |
aNo abnormal/no reported phenotype