Fig. 5From: Low pH effects on reactive oxygen species and methylglyoxal metabolisms in Citrus roots and leavesEffects of low pH on glyoxalase I (Gly I; a, c) and Gly II (b, d) activities in Citrus grandis and Citrus sinensis leaves (a-b) and roots (c-d). Bar represent mean ± SE (n = 4). Different letters above the bars indicate a significant difference at P < 0.05. SLG: S-D-lactoylglutathioneBack to article page