Table 1.

Stress responsive genes and their functions

Gene	Function	Reference
AtNHX1 (vacuolar Na+/H+ antiporter)	Compartmentalization of the excessive Na+ into vacuole	[28]
AtSOS1 (plasma membrane Na+/H+ antiporter)	Na+ extrusion from cytosol to surrounding medium	[29]
AtP5CS (delta-1-pyrroline-5-carboxylate synthase)	Proline biosynthesis	[30]
AtRD22 (responsive to dehydration)	Drought stress responsive gene	[31]
AtSOD1 (superoxide dismutase)	Decomposition of superoxide into hydrogen peroxide	[32]
AtCAT (catalase)	Decomposition of hydrogen peroxide into water and oxygen	[33]