Table 1 Examples of attempts to improve plant resistance to abiotic stress by manipulation of AQP expression
Aquaporin gene isoform | Aquaporin over expressing plant | Promoter | Stress condition | Response | References |
|---|---|---|---|---|---|
VfPIP1 | Arabidopsis thaliana | 35S | Drought (soil drying by withholding water) | Resistance | [92] |
AtPIP1;b | Nicotiana tabacum | 35S | Salinity (90Â mM NaCl, 40Â days) | Sensitive | [14] |
VvPIP2;4Â N | Vitis vinifera | 35S | Water stress (soil drying by withholding water, 14Â days) | Sensitive | [100] |
StPIP1 | Nicotiana tabacum | 35S rd29A | Water stress (25% PEG 6000) | Sensitive | [99] |
RWC3 | Oryza sativa | SWPA2 | Water stress (PEG treatment, 10Â h) | Resistance | [94] |
OsPIP1;1 | Oryza sativa | 35S | Salinity (100Â mM NaCl, 14Â days) | Resistance | [95] |
SlTIP2;2 | Solanum lycopersicum | EVO205 35S | Salinity (180–200 mM NaCl) | Resistance | [93] |
HvPIP2;1 | Oryza sativa | 35S | Salinity (100Â mM NaCl, 2Â weeks) | Sensitive | [88] |
TdPIP1;1 | Nicotiana tabacum | – | Salinity (250 mM NaCl, 30 days) Water stress (300 mM mannitol, 30 days) | Resistance Resistance | [101] |
BnPIP1 | Nicotiana tabacum | 35S | Drought (stop irrigation, 20% PEG8000) | Resistance | [88] |
TaAQP7 | Nicotiana tabacum | 35S | Drought (water deprivation, 20 days) Osmotic stress (150–300 mM mannitol, 7–12 days) | Resistance Resistance | [102] |
AtPIP1;4, AtPIP2;5 | Arabidopsis thaliana, Nicotiana tabacum | 35S | Water stress (100–400 mM mannitol 12–24 h, withholding water 15 days) Salinity (50 mM NaCl 14 days) Cold (10 °C, 24 h) | No effect | [97] |