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Cd content in maize coleoptile segments exposed (5 h) to either 100 μM Cd, Cd combined with FC (1 μM), and/or Ca-channel blockers (La and Ver). The segments were first preincubated (2 h) in control medium, whereupon Cd or Cd with FC or/and Ca-channel blockers (La and Ver) were added. Results are the means of four independent experiments. Bars indicate means ± SEs. Means followed by the same letter are not significantly different from each other (LSD test P < 0.05)
