Fig. 4From: Enzymatic and non-enzymatic comparison of two different industrial tomato (Solanum lycopersicum) varieties against drought stressEffects of 7 day drought stress on the activity staining and % changes of POX (A), APX (B) and SOD (C) isozymes of X5671R and 5MX12956 tomato seedlings. Samples applied to the gels contained 50 µg protein for POX and APX and 75 µg for SOD. The differentially given letters represent significance at the 0.05 levelBack to article page