Fig. 4 From:Cloning, molecular and functional characterization by overexpression inArabidopsisof MAPKK genes from grapevine (Vitis vinifera) Over-expression of VvMKK2 enhances drought and salt tolerance in transgenicArabidopsis.a: Phenotype of plants treated with drought stress.b: The survival rate in overexpressing (OE) lines after 2 days of re-watering following the drought treatment (withholding water for 20 d).c: Phenotype of plants subjected to salt stress Back to article page