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SEM analyses of SAMs of the CVS transformants. (A) SAM of ZH11; (B) SAM of one CVS transformant; M in (A) and (B) indicate shoot apical meristem, P1 in (A) and (B) is the leaf primordia. (C) Enlargement of the P1 region in (A). (D) Enlargement of the P1 region in (B). ZH11 was at the five-leaf-stage.
