Fig. 4From: Comparative mitochondrial proteomic, physiological, biochemical and ultrastructural profiling reveal factors underpinning salt tolerance in tetraploid black locust (Robinia pseudoacacia L.)The activities of SOD (A), APX (B), COX (C), GR (D), DHAR (E), MDHAR (F) in mitochondria of mesophyll cells of diploid (2×) and tetraploid (4×) R. pseudoacacia under 0, 250 mM and 500 mM NaCl treatment. Values represent the means of three separate experiments ± standard deviations (SD). Capital letters stand for significant difference at 5% levelBack to article page