Detection of superoxide radicals in tomato plants exposed to salinity, drought, cold and heavy metal stress using CMC-G-SOD biosensor

Figures & data

Figure 1. Calibration graph for the CMC–G–SOD biosensor.

Figure 2. Effect of drought on O₂^•− production in tomato plants seedling after 48 hours treatment.

Figure 3. Effect of salt on O₂^•− production in tomato plants seedling after 48 hours treatment.

Figure 4. Effect of cold on O₂^•− production in tomato plants seedling after 10 days treatment.

Figure 5. Effect of Cd⁺² concentration on O₂^•− production in tomato plants after 24 hours treatment.

Figure 6. Effect of Pb⁺² concentration on O₂^•− production in tomato plants after 24 hours treatment.

Figure 7. Effect of Cu⁺² concentration on O₂^•− production in tomato plants after 24 hours treatment.

Figure 8. Effect of Mn^+ 1 concentration on O₂^•− production in tomato plants after 24 hours treatment.