ROS	Reactive oxygen species
P5C	${\delta }^1$-pyrroline-5-carboxylate
P5CS	1-pyrroline-5-carboxylate synthetase
OAT	Ornithine aminotransferase
GSA	Glutamate-5-semialdehyde
P5CR	${\delta }^1$-pyrroline-5-carboxylate reductase
ProDH	Proline dehydrogenase
P5CDH	${\delta }^1$-pyrroline-5-carboxylate dehydrogenase
CaMV35S	Cauliflower Mosaic Virus 35S promoter
ACT	ACT constitutive promoter
AIPC	ABA inducible promoter complex
POD	Peroxidase
SOD	Superoxide dismutase
CAT	Catalase
APX	Ascorbate peroxidase
RWC	Relative water content
Rec	Relative electric conductivity