Table 7.
Polyamines content and the activity of enzymes involved in their metabolism in wheat grains under drought stress and Olive mill wastewater treatment.
| Parameter | Control | Stress | OMWW | OMWW + Stress |
|---|---|---|---|---|
| Diaminopropane | 1.15 ± 0.09 b | 1.03 ± 0.18 b | 1.19 ± 0.07 b | 1.57 ± 0.11 a |
| Putrescine | 26.07 ± 3.04 a | 15.09 ± 1.70 b | 29.37 ± 3.11 a | 30.45 ± 2.89 a |
| Cadaverine | 4.20 ± 0.32 a | 1.75 ± 0.21 b | 4.19 ± 0.38 a | 1.91 ± 0.17 b |
| Spermidine | 43.66 ± 4.11 a | 52.81 ± 6.14 a | 43.21 ± 5.34 a | 51.43 ± 5.18 a |
| Spermine | 61.21 ± 7.89 a | 73.24 ± 8.11 a | 60.93 ± 7.56 a | 59.39 ± 7.43 a |
| Agmatine | 1.16 ± 0.11 a | 0.50 ± 0.05 b | 0.55 ± 0.04 b | 0.48 ± 0.05 b |
| ODC | 300.45 ± 31.54 c | 459.61 ± 40.66 b | 468.92 ± 30.45 b | 584.62 ± 41.47 a |
| AdoMetDC | 323.23 ± 28.54 c | 417.78 ± 22.45 b | 452.25 ± 43.67 b | 594.37 ± 39.67 a |
| SPMS | 492.12 ± 56.87 a | 215.05 ± 34.10 b | 427.82 ± 45.44 a | 393.52 ± 50.02 a |
| SPDS | 455.54 ± 45.66 a | 277.75 ± 35.76 b | 513.50 ± 46.98 a | 445.26 ± 52.22 a |
| ADC | 293.81 ± 35.18 b | 344.13 ± 29.36 b | 449.36 ± 40.43 a | 479.19 ± 37.48 a |
| PAO | 316.19 ± 22.19 b | 287.16 ± 25.66 b | 418.65 ± 30.48 a | 269.95 ± 39.56 b |
| DAO | 418.95 ± 45.99 a | 542.62 ± 53.49 a | 502.33 ± 50.01 a | 288.54 ± 33.45 b |
AdoMetDC: S-adenosyl-L-methionine decarboxylase; ADC: Arginine decarboxylase; DAO: Diamino oxidases; ODC: Ornithine decarboxylase; PAO: Polyamine oxidase; Spm: Spermine; Spd: Spermidine; SPMS: Spm synthase; SPDS: Spd synthase.