Fig. 5. The cysteic acid (CA) content of dehusked seeds from lines overexpressing the rgMT-gene (M1–M5) was determined by HPLC analysis after oxidation of cysteine residues. Untransformed plants (WT1, WT2) and two plant transformed with the pfe-gene (TR1, TR2) were used as controls. [42 (Reproduced with permission.)]