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A, Shoot and root Se concentration in wild-type (Wt) and CpNifS-overexpressing (38 and 55) plants grown on MS medium containing 40 μm selenate for 20 d. Shown are the mean and se of the mean for the shoots and roots (n = 5 pooled samples from 20 seedlings each). B, Se translocation as determined by calculating the shoot to root ratio of all three lines. Lowercase letters above bars denote significant differences (P < 0.05).
